Chris Frey
Also known as: Henry C. Frey, H.C. Frey
https://orcid.org/0000-0001-9450-0804
variability, uncertainty, emissions, air pollution, air quality, exposure, risk, transportation, vehicle, energy, power generation
Dr. Frey's interests are broadly in energy and environmental systems, including: modeling and evaluation of advanced energy conversion (e.g.,combustion, gasification) and environmental control systems; measurement and modeling of real-world fuel use and emissions of onroad and nonroad vehicles; development and application of methods for quantification of variability and uncertainty and for sensitivity analysis in systems models; and exposure and risk analysis
Works (212)
Updated: July 29th, 2023 21:15
2023 journal article
Contribution of Cold Starts to Real-World Trip Emissions for Light-Duty Gasoline Vehicles
ATMOSPHERE, 14(1).
co-author countries:
United States of America 🇺🇸
author keywords: vehicle; emissions; measurement; exhaust; cold start; air pollution; gasoline
www.mdpi.com (publisher PDF)
Sources: Web Of Science, ORCID
Added: December 28, 2022
2023 journal article
Simple Diesel Train Fuel Consumption Model for Real-Time Train Applications
ENERGIES, 16(8).
co-author countries:
United States of America 🇺🇸
author keywords: diesel train; energy consumption model; train simulation
Sources: ORCID, Web Of Science
Added: April 21, 2023
2022 journal article
Fuel use and emission rates reduction potential for light-duty gasoline vehicle eco-driving
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 109.
co-author countries:
United States of America 🇺🇸
author keywords: Driving strategy; Fuel consumption; Air pollution; Tailpipe exhaust; Emission hotspot; Autonomous vehicle
Sources: Web Of Science, ORCID
Added: August 15, 2022
2022 journal article
Intermodal comparison of tailpipe emission rates between transit buses and private vehicles for on-road passenger transport
ATMOSPHERIC ENVIRONMENT, 281.
co-author countries:
United States of America 🇺🇸
author keywords: Transit bus; Private vehicle; Emissions; Passenger load; Carbon dioxide
Sources: Web Of Science, ORCID
Added: June 20, 2022
2022 article
Microenvironment Tracker (MicroTrac) model to estimate time-location of individuals for air pollution exposure assessments: model evaluation using smartphone data
Breen, M. S. S., Xu, Y., Frey, H. C., Breen, M., & Isakov, V. (2022, December 16). JOURNAL OF EXPOSURE SCIENCE AND ENVIRONMENTAL EPIDEMIOLOGY, Vol. 12.
co-author countries:
United States of America 🇺🇸
author keywords: Smartphone; GPS; Microenvironment; exposure assessment; Air pollution
MeSH headings : Humans; Smartphone; Air Pollution / analysis; Air Pollutants / analysis; Time; Environmental Pollutants; Environmental Exposure / analysis; Environmental Monitoring / methods
Sources: Web Of Science, ORCID
Added: January 9, 2023
2021 journal article
Characterizing Fuel Use and Emission Hotspots for a Diesel-Operated Passenger Rail Service
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 55(15), 10633–10644.
co-author countries:
United States of America 🇺🇸
author keywords: passenger train emissions; emission hotspots; spatial variability; hotspot location
MeSH headings : Air Pollutants / analysis; Gasoline / analysis; Vehicle Emissions / analysis
Sources: ORCID, Web Of Science
Added: July 17, 2021
2021 journal article
Combined effects of increased O-3 and reduced NO2 concentrations on short-term air pollution health risks in Hong Kong
ENVIRONMENTAL POLLUTION, 270.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: Nitrogen dioxide; Ozone; Short-term health risk; Health risk tradeoffs; Control measures
MeSH headings : Air Pollutants / analysis; Air Pollution / analysis; Hong Kong; Nitrogen Dioxide / analysis; Ozone / analysis; Particulate Matter / analysis
Sources: Web Of Science, ORCID
Added: February 15, 2021
2021 journal article
Factors affecting variability in infiltration of ambient particle and gaseous pollutants into home at urban environment
BUILDING AND ENVIRONMENT, 206.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: PM2.5; NO2; O-3; Infiltration factors; Predictors; Home
Sources: ORCID, Web Of Science
Added: September 15, 2021
2021 journal article
Multi-scale evaluation of diesel commuter rail fuel use, emissions, and eco-driving
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 99.
co-author countries:
United States of America 🇺🇸
author keywords: Public transport; Diesel locomotive; Energy; Air pollution; Emission hotspot
Sources: Web Of Science, ORCID
Added: October 12, 2021
2021 journal article
Real-world activity, fuel use, and emissions of heavy-duty compressed natural gas refuse trucks
SCIENCE OF THE TOTAL ENVIRONMENT, 761.
co-author countries:
United States of America 🇺🇸
author keywords: Compressed natural gas; Refuse truck; Heavy-duty vehicles; PEMS; Tailpipe emissions; MOVES
Sources: Web Of Science, ORCID
Added: February 15, 2021
2021 article
Sensitivity of light duty vehicle tailpipe emission rates from simplified portable emission measurement systems to variation in engine volumetric efficiency
Wei, T., & Frey, H. C. (2021, June 10). JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, Vol. 6.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants / analysis; Gasoline / analysis; Motor Vehicles; Vehicle Emissions / analysis
Sources: ORCID, Web Of Science
Added: May 6, 2021
2020 journal article
Evaluation of the Precision and Accuracy of Cycle-Average Light Duty Gasoline Vehicles Tailpipe Emission Rates Predicted by Modal Models
TRANSPORTATION RESEARCH RECORD, 2674(7), 566–584.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: July 20, 2020
2020 journal article
Factors affecting variability in fossil-fueled transit bus emission rates
ATMOSPHERIC ENVIRONMENT, 233.
co-author countries:
United States of America 🇺🇸
author keywords: Transit bus; Exhaust emissions; Bus size; Passenger load
Sources: Web Of Science, ORCID
Added: June 29, 2020
2020 journal article
Geospatial Variation of Real-World Tailpipe Emission Rates for Light-Duty Gasoline Vehicles
Environmental Science & Technology, 54(14), 8968–8979.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants / analysis; Carbon Dioxide / analysis; Carbon Monoxide; Environmental Monitoring; Gasoline / analysis; Motor Vehicles; Nitrogen Oxides / analysis; Vehicle Emissions / analysis
Source: ORCID
Added: July 9, 2020
2020 journal article
PRAISE -HK: A personalized real-time air quality informatics system for citizen participation in exposure and health risk management
SUSTAINABLE CITIES AND SOCIETY, 54.
co-author countries:
China 🇨🇳 United Kingdom of Great Britain and Northern Ireland 🇬🇧 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: Air pollution; Personalized exposure; Individual health sensitivity; Citizen engagement
Sources: Web Of Science, ORCID
Added: July 20, 2020
2020 journal article
Potential for metro rail energy savings and emissions reduction via eco-driving
APPLIED ENERGY, 268.
co-author countries:
United States of America 🇺🇸
author keywords: Public transport; Automatic train operation; Energy efficiency; Eco-driving; Electricity; Markov chain
Sources: Web Of Science, ORCID
Added: June 22, 2020
2020 journal article
Quantification of Sources of Variability of Air Pollutant Exposure Concentrations Among Selected Transportation Microenvironments
TRANSPORTATION RESEARCH RECORD, 2674(9), 395–411.
co-author countries:
United Kingdom of Great Britain and Northern Ireland 🇬🇧 United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: July 27, 2020
2020 journal article
Variability in Measured Real-World Operational Energy Use and Emission Rates of a Plug-In Hybrid Electric Vehicle
Energies.
co-author countries:
United States of America 🇺🇸
author keywords: light duty gasoline vehicle; portable emission measurement system; carbon dioxide emissions; carbon monoxide emissions; nitrogen oxides emissions; hydrocarbon emissions; cold start
Source: ORCID
Added: March 5, 2020
2019 journal article
Comparison of real-world vehicle fuel use and tailpipe emissions for gasoline-ethanol fuel blends
FUEL, 249, 352–364.
co-author countries:
United States of America 🇺🇸
author keywords: Ethanol; Octane; Real-world driving; Portable emission measurement system; Exhaust emissions
Sources: Web Of Science, ORCID
Added: May 6, 2019
2019 journal article
Effect of Air-Conditioning on Light Duty Gasoline Vehicles Fuel Economy
TRANSPORTATION RESEARCH RECORD, 2673(5), 131–141.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: July 15, 2019
2019 journal article
Indoor Exposure to Ambient Particles and Its Estimation Using Fixed Site Monitors
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 53(2), 808–819.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
MeSH headings : Air Pollutants; Air Pollution, Indoor; Environmental Exposure; Environmental Monitoring; Hong Kong; Particle Size; Particulate Matter; Seasons
Sources: Web Of Science, ORCID
Added: February 11, 2019
2019 journal article
Quantification of Energy Saving Potential for A Passenger Train Based on Inter-Run Variability in Speed Trajectories
TRANSPORTATION RESEARCH RECORD, 2673(5), 153–165.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: July 15, 2019
2018 journal article
A review of factors impacting exposure to PM2.5, ultrafine particles and black carbon in Asian transport microenvironments
Atmospheric Environment, 187, 301–316.
co-author countries:
United Kingdom of Great Britain and Northern Ireland 🇬🇧 Ireland 🇮🇪 United States of America 🇺🇸
author keywords: Air pollution; Exposure; Asian cities; Transport microenvironments; Airborne ultrafine particles; Black carbon; PM2.5
Sources: Crossref, ORCID
Added: February 5, 2020
2018 journal article
Comparison of real-world and certification emission rates for light duty gasoline vehicles
SCIENCE OF THE TOTAL ENVIRONMENT, 622, 790–800.
co-author countries:
United States of America 🇺🇸
author keywords: Certification tests; Emission standards; PEMS; Chassis dynamometer; Driving cycles; Cold start emissions
Sources: Web Of Science, ORCID
Added: August 6, 2018
2018 journal article
Dynamics of coarse and fine particle exposure in transport microenvironments
NPJ CLIMATE AND ATMOSPHERIC SCIENCE, 1.
co-author countries:
United Kingdom of Great Britain and Northern Ireland 🇬🇧 India 🇮🇳 United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: June 4, 2019
2018 journal article
Effect of Light Duty Vehicle Performance on a Driving Style Metric
TRANSPORTATION RESEARCH RECORD, 2672(25), 67–78.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: May 28, 2019
2018 journal article
Factors affecting variability in PM 2.5 exposure concentrations in a metro system
Environmental Research, 160, 20–26.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: PM2.5; Underground metro; Above-ground metro; Train in-cabin; Station platform; Hong; Kong
MeSH headings : Particulate Matter / analysis; Transportation Facilities / statistics & numerical data
Sources: Crossref, ORCID
Added: February 5, 2020
2018 journal article
Real-world fuel use and gaseous emission rates for flex fuel vehicles operated on E85 versus gasoline
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 68(3), 235–254.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants / analysis; Air Pollution; Carbon Monoxide / analysis; Ethanol; Gasoline; Hydrocarbons / analysis; Motor Vehicles; Nitric Oxide / analysis; Nitrogen Oxides / analysis; Ozone / analysis; Renewable Energy; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2018 journal article
Trends in on-road transportation, energy, and emissions
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 68(10), 1015–1024.
co-author countries:
China 🇨🇳 United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: October 16, 2018
2018 review
Trends in onroad transportation energy and emissions
[Review of ]. JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 68(6), 514–563.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2017 journal article
Characterization of PM2.5 exposure concentration in transport microenvironments using portable monitors
ENVIRONMENTAL POLLUTION, 228, 433–442.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: Portable monitors; PM2.5; Transport microenvironments; Minimum sample size; Hong Kong
MeSH headings : Air Pollutants / analysis; Air Pollution / analysis; Air Pollution, Indoor / analysis; Carbon Monoxide; Environmental Monitoring / instrumentation; Environmental Monitoring / methods; Hong Kong; Particle Size; Particulate Matter / analysis; Seasons; Ventilation
Sources: Web Of Science, ORCID
Added: August 6, 2018
2017 journal article
Real-World Freeway and Ramp Activity and Emissions for Light-Duty Gasoline Vehicles
TRANSPORTATION RESEARCH RECORD, (2627), 17–25.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 journal article
Comparison of Vehicle-Specific Fuel Use and Emissions Models Based on Externally and Internally Observable Activity Data
TRANSPORTATION RESEARCH RECORD, (2570), 30–38.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 article
Dose-Response Models are Conditional on Determination of Causality
Frey, H. C. (2016, September). RISK ANALYSIS, Vol. 36, pp. 1751–1754.
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 journal article
Effect of Biodiesel Fuels on Real-World Emissions of Passenger Locomotives
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 50(21), 12030–12039.
co-author countries:
United States of America 🇺🇸
MeSH headings : Biofuels; Gasoline; Nitrogen Oxides; Particulate Matter; Vehicle Emissions
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 journal article
Evaluation of Light-Duty Gasoline Vehicle Rated Fuel Economy Based on In-Use Measurements
TRANSPORTATION RESEARCH RECORD, 2570(2570), 21–29.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 journal article
Highway Vehicle Emissions Avoided by Diesel Passenger Rail Service Based on Real-World Data
Urban Rail Transit, 2(3-4), 153–171.
co-author countries:
United States of America 🇺🇸
author keywords: Intercity rail; Energy intensity; Emissions; Carbon dioxide; Nitrogen oxides; Particulate matter
Source: ORCID
Added: April 26, 2019
2016 journal article
Real-world activity, fuel use, and emissions of diesel side-loader refuse trucks
ATMOSPHERIC ENVIRONMENT, 129, 98–104.
co-author countries:
United States of America 🇺🇸
author keywords: Diesel; Truck; Duty cycle; Exhaust emissions; Measurement; Nitrogen oxides; Particulate matter; Emission rates; Engine; MOVES; Weight
Sources: Web Of Science, ORCID
Added: August 6, 2018
2016 journal article
Sequential Measurement of Intermodal Variability in Public Transportation PM2.5 and CO Exposure Concentrations
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 50(16), 8760–8769.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants; Environmental Exposure; Environmental Monitoring; Hong Kong; Particle Size; Particulate Matter; Transportation
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
Comparison of Over-the-Rail and Rail Yard Measurements of Diesel Locomotives
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 49(21), 13031–13039.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants / analysis; Gasoline / analysis; Transportation; United States; United States Environmental Protection Agency; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
Comparison of Sources of Variability in School Age Children Exposure to Ambient PM2.5
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 49(3), 1511–1520.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
MeSH headings : Adolescent; Air Pollutants / analysis; Child; Environmental Exposure / analysis; Humans; Models, Theoretical; Particulate Matter / analysis; Seasons; United States
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
In-use activity, fuel use, and emissions of heavy-duty diesel roll-off refuse trucks
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 65(3), 306–323.
co-author countries:
United States of America 🇺🇸
MeSH headings : Air Pollutants / chemistry; Environmental Monitoring / methods; Gasoline; Motor Vehicles; Refuse Disposal; Time Factors; Vehicle Emissions
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
Integrating a simplified emission estimation model and mesoscopic dynamic traffic simulator to efficiently evaluate emission impacts of traffic management strategies
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 37, 123–136.
co-author countries:
United States of America 🇺🇸
author keywords: Emission estimation; Dynamic traffic assignment; Integrated traffic emission model; Cross-resolution model
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
Measurement and Evaluation of Real-World Speed and Acceleration Activity Envelopes for Light-Duty Vehicles
TRANSPORTATION RESEARCH RECORD, (2503), 128–136.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2015 journal article
Simplified method for comparing emissions in roundabouts and at signalized intersections
Transportation Research Record, (2517), 48–60.
Source: NC State University Libraries
Added: August 6, 2018
2015 journal article
Variability in Light-Duty Gasoline Vehicle Emission Factors from Trip-Based Real-World Measurements
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 49(20), 12525–12534.
co-author countries:
United States of America 🇺🇸
MeSH headings : Automobile Driving; Carbon Dioxide / analysis; Electricity; Gasoline; Models, Theoretical; Motor Vehicles / standards; Nitric Oxide / analysis; North Carolina; United States; United States Environmental Protection Agency; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2014 journal article
Application of AIMSUN microsimulation model to estimate emissions on signalized arterial corridors
Transportation Research Record, (2428), 75–86.
Source: NC State University Libraries
Added: August 6, 2018
2014 journal article
Assessment of the Effect of Population and Diary Sampling Methods on Estimation of School-Age Children Exposure to Fine Particles
RISK ANALYSIS, 34(12), 2066–2079.
co-author countries:
China 🇨🇳 Hong Kong 🇭🇰 United States of America 🇺🇸
author keywords: Children; exposure; microenvironment; modeling; particulate matter; variability
MeSH headings : Child; Environmental Exposure; Humans; Markov Chains; North Carolina; Particulate Matter
Sources: Web Of Science, ORCID
Added: August 6, 2018
2014 journal article
Comparison of Fine Particulate Matter and Carbon Monoxide Exposure Concentrations for Selected Transportation Modes
TRANSPORTATION RESEARCH RECORD, (2428), 54–62.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2014 journal article
In-use measurement of the activity, fuel use, and emissions of front-loader refuse trucks
ATMOSPHERIC ENVIRONMENT, 92, 557–565.
co-author countries:
United States of America 🇺🇸
author keywords: Diesel refuse truck; Duty cycle; Exhaust emissions; Nitrogen oxides; Particulate matter; MOVES
Sources: Web Of Science, ORCID
Added: August 6, 2018
2014 journal article
Method for Modeling Driving Cycles, Fuel Use, and Emissions for Over Snow Vehicles
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 48(14), 8258–8265.
co-author countries:
United States of America 🇺🇸
MeSH headings : Carbon Monoxide / analysis; Gasoline; Kinetics; Linear Models; Models, Theoretical; Nitrogen Oxides / analysis; Off-Road Motor Vehicles; Particulate Matter / analysis; Snow; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2014 journal article
Road grade quantification based on global positioning system data obtained from real-world vehicle fuel use and emissions measurements
ATMOSPHERIC ENVIRONMENT, 85, 179–186.
co-author countries:
United States of America 🇺🇸
author keywords: Vehicle; Emissions; Road grade; GPS; Vehicle specific power
Sources: Web Of Science, ORCID
Added: August 6, 2018
2013 journal article
Comparing exposure metrics for the effects of fine particulate matter on emergency hospital admissions
JOURNAL OF EXPOSURE SCIENCE AND ENVIRONMENTAL EPIDEMIOLOGY, 23(6), 627–636.
co-author countries:
United States of America 🇺🇸
author keywords: ambient monitoring data; CMAQ; SHEDS; PM2.5
MeSH headings : Air Pollutants / toxicity; Emergency Service, Hospital / statistics & numerical data; Environmental Exposure; Humans; Particulate Matter; Patient Admission
Sources: Web Of Science, ORCID
Added: August 6, 2018
2013 journal article
Comparison of Locomotive Emissions Measured During Dynamometer Versus Rail Yard Engine Load Tests
TRANSPORTATION RESEARCH RECORD, (2341), 23–33.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2013 journal article
Effects of errors on vehicle emission rates from portable emissions measurement systems
Transportation Research Record, (2340), 10–19.
Source: NC State University Libraries
Added: August 6, 2018
2013 journal article
Emissions estimation at multilane roundabouts effects of movement and approach lane
Transportation Research Record, (2389), 12–21.
Source: NC State University Libraries
Added: August 6, 2018
2013 journal article
Engine and Duty Cycle Variability in Diesel Construction Equipment Emissions
JOURNAL OF ENVIRONMENTAL ENGINEERING, 139(2), 261–268.
co-author countries:
United States of America 🇺🇸
Contributors: S. Abolhasani
author keywords: Diesel engines; Air pollution; Emissions; Construction equipment; Pollutants; Fuel use; Greenhouse gas
Sources: Web Of Science, ORCID
Added: August 6, 2018
2013 journal article
Method for Measuring the Ratio of In-Vehicle to Near-Vehicle Exposure Concentrations of Airborne Fine Particles
TRANSPORTATION RESEARCH RECORD, (2341), 34–42.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2013 journal article
Road Grade Measurement Using In-Vehicle, Stand-Alone GPS with Barometric Altimeter
JOURNAL OF TRANSPORTATION ENGINEERING-ASCE, 139(6), 605–611.
co-author countries:
United States of America 🇺🇸
author keywords: Vehicle; Emissions; Highway; Road grade; Engine load; Speed; Acceleration; Vertical curvature; Distance; Global positioning system (GPS)
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Assessment of Inter-Individual, Geographic, and Seasonal Variability in Estimated Human Exposure to Fine Particles
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 46(22), 12519–12526.
co-author countries:
United States of America 🇺🇸
Contributors: W. Jiao n
MeSH headings : Aged; Air Pollutants / analysis; Cities; Computer Simulation; Environmental Monitoring / methods; Female; Humans; Inhalation Exposure; Male; Models, Theoretical; New York City; North Carolina; Particle Size; Particulate Matter / analysis; Seasons; Texas
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Effects of Engine Idling on National Ambient Air Quality Standards Criteria Pollutant Emissions from Nonroad Diesel Construction Equipment
TRANSPORTATION RESEARCH RECORD, (2270), 67–75.
co-author countries:
United States of America 🇺🇸
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Evaluation of On-Site Fuel Use and Emissions over the Duration of a Commercial Building Project
JOURNAL OF INFRASTRUCTURE SYSTEMS, 18(2), 119–129.
co-author countries:
United States of America 🇺🇸
Contributors: W. Rasdorf n
author keywords: Air pollution; Construction equipment; Engines; Emissions; Resource allocation; Pollutants; Project management; Fuel consumption; Commercial buildings
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Evaluation of representativeness of site-specific fuel-based vehicle emission factors for route average emissions
Environmental Science and Technology, 46(12), 6867–6873.
co-author countries:
Korea (Republic of) 🇰🇷 United States of America 🇺🇸
Contributors: T. Lee *
MeSH headings : Motor Vehicles; Vehicle Emissions
Source: ORCID
Added: April 26, 2019
2012 journal article
Methodology for Estimating Emissions Inventories for Commercial Building Projects
Journal of Architectural Engineering, 18(3), 251–260.
co-author countries:
United States of America 🇺🇸
Contributors: S. Marshall n
author keywords: Air pollution; Green construction; Green buildings; Construction equipment; Diesel engines; Emissions; Greenhouse gases; Emissions inventories; Pollutants; Sustainability
Sources: ORCID, Crossref
Added: April 26, 2019
2012 journal article
Modeling of Human Exposure to In-Vehicle PM2.5 from Environmental Tobacco Smoke
HUMAN AND ECOLOGICAL RISK ASSESSMENT, 18(3), 608–626.
Contributors: Y. Cao*
author keywords: tobacco smoke; vehicles; exposure; PM2.5; variability; inhalation
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Portable Emission Measurement System for Emissions of Passenger Rail Locomotives
TRANSPORTATION RESEARCH RECORD, (2289), 56–63.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2012 journal article
Real-world measurement and evaluation of duty cycles, fuels, and emission control technologies of heavy-duty trucks
Transportation Research Record, (2270), 180–187.
Source: NC State University Libraries
Added: August 6, 2018
2012 journal article
Time series analysis of personal exposure to ambient air pollution and mortality using an exposure simulator
JOURNAL OF EXPOSURE SCIENCE AND ENVIRONMENTAL EPIDEMIOLOGY, 22(5), 483–488.
co-author countries:
United States of America 🇺🇸
Contributors: H. Chang *
author keywords: exposure modeling; particulate matter; time series analysis
MeSH headings : Air Pollution / adverse effects; Environmental Exposure / adverse effects; Environmental Exposure / statistics & numerical data; Humans; Markov Chains; Models, Statistical; Mortality; New York City / epidemiology; Particulate Matter / adverse effects; Risk Assessment; Seasons; Stochastic Processes
Sources: Web Of Science, ORCID
Added: August 6, 2018
2011 journal article
Assessing Effects of Operational Efficiency on Pollutant Emissions of Nonroad Diesel Construction Equipment
TRANSPORTATION RESEARCH RECORD, (2233), 11–18.
co-author countries:
United States of America 🇺🇸
Contributors: P. Lewis *
Sources: Web Of Science, ORCID
Added: August 6, 2018
2011 journal article
Assessment of Interindividual and Geographic Variability in Human Exposure to Fine Particulate Matter in Environmental Tobacco Smoke
Risk Analysis, 31(4), 578–591.
Contributors: Y. Cao
author keywords: Environmental tobacco smoke; exposure; fine particulate matter; modeling; variability
MeSH headings : Algorithms; Environmental Exposure; Geography; Humans; Models, Theoretical; Particle Size; Smoke; Tobacco / chemistry; United States; United States Environmental Protection Agency
Source: ORCID
Added: April 26, 2019
2011 journal article
Comparison of driving schedule project level MOVES emission factors to empirical data
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 3, 2445–2454. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859175012&partnerID=MN8TOARS
Contributors: B. Liu
Source: ORCID
Added: April 26, 2019
2011 journal article
Comparison of real-world activity, fuel use, and emissions for selected light duty gasoline vehicles based on driving cycles
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 1, 600–607. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859094415&partnerID=MN8TOARS
Contributors: Y. Sun
Source: ORCID
Added: April 26, 2019
2011 journal article
Fuel use and emission rates for F59PH locomotive engines tested on an engine dynamometer
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 1, 614–619. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859054969&partnerID=MN8TOARS
Contributors: B. Graver
Source: ORCID
Added: April 26, 2019
2011 journal article
Geographic differences in inter-individual variability of human exposure to fine particulate matter
ATMOSPHERIC ENVIRONMENT, 45(32), 5684–5691.
co-author countries:
United States of America 🇺🇸
Contributors: Y. Cao n
author keywords: Exposure; Particulate matter; Variability; Air exchange rate; Penetration factor; Deposition rate
Sources: Web Of Science, ORCID
Added: August 6, 2018
2011 journal article
In-Use Measurement of Activity, Energy Use, and Emissions of a Plug-in Hybrid Electric Vehicle
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 45(20), 9044–9051.
co-author countries:
United States of America 🇺🇸
Contributors: B. Graver n
MeSH headings : Air Pollutants / analysis; Electric Power Supplies; Electricity; Environmental Monitoring; Gasoline; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2011 journal article
Incorporating vehicle portable emissions measurement systems into the classroom
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 1, 620–637. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859028524&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2011 journal article
Modeling of hybrid and plug-in hybrid electric vehicle energy use and emissions based on in-use measurement
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 1, 608–613. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859038443&partnerID=MN8TOARS
Contributors: B. Graver
Source: ORCID
Added: April 26, 2019
2011 journal article
Modeling of in-vehicle human exposure to ambient fine particulate matter
ATMOSPHERIC ENVIRONMENT, 45(27), 4745–4752.
co-author countries:
United States of America 🇺🇸
Contributors: X. Liu n
author keywords: Particulate matter; Vehicles; Exposure; Variability; Sensitivity; Simulation
Sources: Web Of Science, ORCID
Added: August 6, 2018
2011 journal article
Variability in gram per gallon vehicle emission factors with engine load and among driving cycles
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 3, 2335–2341. http://www.scopus.com/inward/record.url?eid=2-s2.0-84859179711&partnerID=MN8TOARS
Contributors: T. Lee
Source: ORCID
Added: April 26, 2019
2010 journal article
Comparative assessment of passenger railroad locomotives using portable emission measurement systems
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 7, 5249–5255. http://www.scopus.com/inward/record.url?eid=2-s2.0-79956260289&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2010 journal article
Comprehensive Field Study of Fuel Use and Emissions of Nonroad Diesel Construction Equipment
TRANSPORTATION RESEARCH RECORD, (2158), 69–76.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2010 journal article
Estimating Diesel Vehicle Emission Factors at Constant and High Speeds for Short Road Segments
TRANSPORTATION RESEARCH RECORD, (2158), 19–27.
co-author countries:
United States of America 🇺🇸
Contributors: H. Choi n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2010 journal article
Estimating In-Vehicle Concentration of and Exposure to Fine Particulate Matter Near-Roadway Ambient Air Quality and Variability in Vehicle Operation
TRANSPORTATION RESEARCH RECORD, (2158), 105–112.
co-author countries:
United States of America 🇺🇸
Contributors: X. Liu n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2010 conference paper
Estimating productivity-based fuel eifficiency and emissions factors of diesel construction equipment performing earthmoving activities
In N. M. B. Chimay J. Anumba, John Messner, & M. K. Parfitt (Eds.), Proceedings of the 6th International Conference on Innovation in Architecture, Engineering, and Construction. University Park, Pa. : Department of Architectural Engineering, Pennsylvania State University.
Ed(s): N. Chimay J. Anumba, . John Messner & M. Parfitt
Source: NC State University Libraries
Added: August 6, 2018
2010 journal article
Field Procedures for Real-World Measurements of Emissions from Diesel Construction Vehicles
JOURNAL OF INFRASTRUCTURE SYSTEMS, 16(3), 216–225.
co-author countries:
United States of America 🇺🇸
Contributors: W. Rasdorf n
author keywords: Air pollution; Construction; Vehicles; Emissions; Life cycles; Pollutants; Sustainable development
Sources: Web Of Science, ORCID
Added: August 6, 2018
2010 journal article
Measurement and comparison of locomotive engine emissions
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 7, 5272–5280. http://www.scopus.com/inward/record.url?eid=2-s2.0-79956274785&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2010 journal article
Method for in-use measurement and evaluation of the activity, fuel use, electricity use, and emissions of a plug-in hybrid diesel-electric school bus
Environmental Science and Technology, 44(9), 3601–3607.
co-author countries:
United States of America 🇺🇸
Contributors: H. Choi n
MeSH headings : Air Pollutants / analysis; Automobile Driving; Electricity; Environmental Monitoring / methods; Gasoline / analysis; Humans; Motor Vehicles; Transportation; Vehicle Emissions / analysis
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
2010 journal article
Quantifying the microscale activity, energy use, and emissions of a plug-in hybrid electric vehicle based on in-use data
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 1, 23–45. http://www.scopus.com/inward/record.url?eid=2-s2.0-79956211810&partnerID=MN8TOARS
Contributors: B. Graver
Source: ORCID
Added: April 26, 2019
2010 journal article
Vehicle-Specific Emissions Modeling Based upon on-Road Measurements
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 44(9), 3594–3600.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Automobile Driving; Automobiles; Computer Simulation; Data Interpretation, Statistical; Environmental Monitoring / methods; Particulate Matter; Pressure; Regression Analysis; Transportation; Vehicle Emissions
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
A risk-based assessment and management framework for multipollutant air quality
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2, 1068–1080. http://www.scopus.com/inward/record.url?eid=2-s2.0-77952278636&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2009 journal article
Analysis of coupled model uncertainties in source-to-dose modeling of human exposures to ambient air pollution: A PM2.5 case study
ATMOSPHERIC ENVIRONMENT, 43(9), 1641–1649.
co-author countries:
United States of America 🇺🇸
Contributors: H. Özkaynak*
author keywords: Air quality model; Exposure model; Particulate matter; Variability; Uncertainty
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Assessing methods for comparing emissions from gasoline and diesel light-duty vehicles based on microscale measurements
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 14(2), 91–99.
co-author countries:
Belgium 🇧🇪 Portugal 🇵🇹 United States of America 🇺🇸
Contributors: M. Coelho *
author keywords: Diesel vehicles; Emissions; On-board measurements; Vehicle specific power
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Comparison of Flexible Fuel Vehicle and Life-Cycle Fuel Consumption and Emissions of Selected Pollutants and Greenhouse Gases for Ethanol 85 Versus Gasoline
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 59(8), 912–924.
co-author countries:
United States of America 🇺🇸
Contributors: H. Zhai n
MeSH headings : Air Pollutants / analysis; Bioelectric Energy Sources; Carbon Dioxide / analysis; Ethanol / chemistry; Gasoline / analysis; Models, Theoretical; Vehicle Emissions / analysis
Sources: ORCID, Web Of Science
Added: August 6, 2018
2009 journal article
Development and Use of Emissions Inventories for Construction Vehicles
TRANSPORTATION RESEARCH RECORD, (2123), 46–53.
co-author countries:
United States of America 🇺🇸
Contributors: P. Lewis n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Effects of Idle Reduction Technologies on Real World Fuel Use and Exhaust Emissions of Idling Long-Haul Trucks
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 43(17), 6875–6881.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Conservation of Energy Resources; Engineering; Equipment Design; Gasoline / analysis; Motor Vehicles / standards; United States; Vehicle Emissions / analysis; Vehicle Emissions / prevention & control
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Estimation of air carrier emissions at Raleigh-Durham international airport
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 4, 2502–2516. http://www.scopus.com/inward/record.url?eid=2-s2.0-77952383333&partnerID=MN8TOARS
Contributors: B. Graver
Source: ORCID
Added: April 26, 2019
2009 journal article
In-use measurement of the activity, energy use, and emissions of a plug-in hybrid electric vehicle
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2, 1127–1144. http://www.scopus.com/inward/record.url?eid=2-s2.0-77952244297&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2009 journal article
In-use measurement of the activity, fuel use, and emissions of eight cement mixer trucks operated on each of petroleum diesel and soy-based B20 biodiesel
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 14(8), 585–592.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
author keywords: In-use; Emissions; Fuel use; Diesel; B20; Biodiesel; Cement mixer; Duty cycle
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Life Cycle Inventory Energy Consumption and Emissions for Biodiesel versus Petroleum Diesel Fueled Construction Vehicles
Environmental Science & Technology, 43(16), 6398–6405.
co-author countries:
United States of America 🇺🇸
Contributors: S. Pang n
MeSH headings : Bioelectric Energy Sources; Cities; Fossils; Gasoline / analysis; Geography; Motor Vehicles; Soybeans / growth & development; Uncertainty; Vehicle Emissions / analysis
Sources: ORCID, Crossref
Added: April 26, 2019
2009 journal article
Life cycle inventory energy consumption and emissions for biodiesel versus petroleum diesel fueled construction vehicles
Environmental Science & Technology, 43(16), 6398–6405.
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
2009 journal article
Light duty gasoline vehicle emission factors at high transient and constant speeds for short road segments
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 14(8), 610–614.
co-author countries:
United States of America 🇺🇸
author keywords: Speed correction factor; Segment emissions; Near-roadway; Air quality study
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Measurement of the energy use and emissions of passenger rail locomotives using a portable emission measurement system
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2, 1145–1157. http://www.scopus.com/inward/record.url?eid=2-s2.0-77952268050&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2009 journal article
Modeling of in-vehicle PM2.5 exposure using the stochastic human exposure and dose simulation model
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2, 1087–1100. http://www.scopus.com/inward/record.url?eid=2-s2.0-77952286694&partnerID=MN8TOARS
Contributors: X. Liu
Source: ORCID
Added: April 26, 2019
2009 review
Probabilistic Exposure Analysis for Chemical Risk Characterization
[Review of ]. TOXICOLOGICAL SCIENCES, 109(1), 4–17.
co-author countries:
United States of America 🇺🇸
Contributors: K. Bogen *
author keywords: applied probability analysis; assessment methods; environmental chemicals; modeling; Monte Carlo; toxicity risk characterization
MeSH headings : Decision Making, Organizational; Environmental Exposure; Environmental Pollutants / toxicity; Hazardous Substances / toxicity; Humans; Models, Statistical; Monte Carlo Method; Risk Assessment / methods; Risk Management; Triage
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Real-World Energy Use and Emission Rates for Idling Long-Haul Trucks and Selected Idle Reduction Technologies
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 59(7), 857–864.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Conservation of Energy Resources; Equipment Design; Gasoline; Motor Vehicles; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Regional On-Road Vehicle Running Emissions Modeling and Evaluation for Conventional and Alternative Vehicle Technologies
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 43(21), 8449–8455.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Environmental Restoration and Remediation / methods; Gasoline / analysis; Models, Chemical; Motor Vehicles; Time Factors; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2009 journal article
Requirements and Incentives for Reducing Construction Vehicle Emissions and Comparison of Nonroad Diesel Engine Emissions Data Sources
JOURNAL OF CONSTRUCTION ENGINEERING AND MANAGEMENT-ASCE, 135(5), 341–351.
co-author countries:
United States of America 🇺🇸
Contributors: P. Lewis n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
A Vehicle-Specific Power Approach to Speed- and Facility-Specific Emissions Estimates for Diesel Transit Buses
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 42(21), 7985–7991.
co-author countries:
United States of America 🇺🇸
Contributors: H. Zhai n
MeSH headings : Air Pollutants / analysis; Calibration; Carbon Dioxide / analysis; Confidence Intervals; Gasoline / analysis; Geographic Information Systems; Health Planning Guidelines; Models, Chemical; Motor Vehicles; Reproducibility of Results; Statistics, Nonparametric; Transportation / methods; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
Characterization of Real-World Activity, Fuel Use, and Emissions for Selected Motor Graders Fueled with Petroleum Diesel and B20 Biodiesel
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 58(10), 1274–1287.
Contributors: H. Frey
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
Characterizing variability and uncertainty in exposure assessments improves links to environmental decision-making
EM: Air and Waste Management Association's Magazine for Environmental Managers, (JULY), 18–22. http://www.scopus.com/inward/record.url?eid=2-s2.0-47749136225&partnerID=MN8TOARS
Contributors: H. Özkaynak
Source: ORCID
Added: April 26, 2019
2008 journal article
Comparison of Real-World Emissions of B20 Biodiesel Versus Petroleum Diesel for Selected Nonroad Vehicles and Engine Tiers
TRANSPORTATION RESEARCH RECORD, (2058), 33–42.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
Comparison of fuel consumption and tailpipe emissions of ethanol 85 and gasoline for flexible fuel vehicles
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3262–3276. http://www.scopus.com/inward/record.url?eid=2-s2.0-70449498143&partnerID=MN8TOARS
Contributors: H. Zhai
Source: ORCID
Added: April 26, 2019
2008 journal article
Estimating light duty gasoline vehicle emission factors at high transient and constant speeds for short road segments to support near-roadway air quality studies
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3137–3148. http://www.scopus.com/inward/record.url?eid=2-s2.0-70449500370&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2008 journal article
Evaluation of response time of a portable system for in-use vehicle tailpipe emissions measurement
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 42(1), 221–227.
co-author countries:
United States of America 🇺🇸
Contributors: K. Zhang n
MeSH headings : Air Pollutants / analysis; Carbon Dioxide / analysis; Carbon Monoxide / analysis; Environmental Monitoring / instrumentation; Environmental Monitoring / methods; Hydrocarbons / analysis; Motor Vehicles; Nitric Oxide / analysis; Time Factors; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
Fuel use and emissions comparisons for alternative routes, time of day, road grade, and vehicles based on in-use measurements
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 42(7), 2483–2489.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Gasoline; Motor Vehicles
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 conference paper
Impact of Alternative Vehicle Technologies on Measured Vehicle Emissions
Transportation Land Use, Planning, and Air Quality, 320.
co-author countries:
United States of America 🇺🇸
Contributors: H. Zhai n
Event: Transportation Land Use, Planning, and Air Quality Congress 2007
Sources: ORCID, Crossref
Added: April 26, 2019
2008 journal article
Link-based emission factors for heavy-duty diesel trucks based on real-world data
Transportation Research Record, (2058), 23–32.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
Sources: ORCID, NC State University Libraries
Added: August 6, 2018
2008 journal article
Measurement and modeling of fuel use and exhaust emissions from idling Long-haul freight truck and auxiliary power unit engines
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3060–3064. http://www.scopus.com/inward/record.url?eid=2-s2.0-70449497001&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2008 journal article
Methodology for characterization of long-haul truck idling activity under real-world conditions
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 13(8), 516–523.
co-author countries:
United States of America 🇺🇸
Contributors: H. Christopher Frey n
author keywords: Truck; Engine; Idle; Emissions; Diesel; Activity
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 report
Real-world duty cycles and utilization for construction equipment in North Carolina
In Technical Report- Not held in TRLN member libraries. Raleigh, N.C.: North Carolina Department of Transportation.
Source: NC State University Libraries
Added: August 6, 2018
2008 journal article
Real-world in-use activity, fuel use, and emissions for nonroad construction vehicles: A case study for excavators
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 58(8), 1033–1046.
co-author countries:
United States of America 🇺🇸
Contributors: S. Abolhasani n
MeSH headings : Air Pollutants, Occupational / analysis; Environmental Monitoring; Fossil Fuels / analysis; Industry; Models, Statistical; Montana; Off-Road Motor Vehicles; Quality Control; Transportation; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2008 journal article
Vehicle-specific emissions modeling for non-road construction vehicles based upon real-world measurements
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 2743–2749. http://www.scopus.com/inward/record.url?eid=2-s2.0-70449336768&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2008 journal article
What is uncertainty analysis and how can it be performed?
Toxicology Letters, 180, 3.
co-author countries:
United States of America 🇺🇸
Source: ORCID
Added: April 26, 2019
2007 journal article
Comparing real-world fuel consumption for diesel- and hydrogen-fueled transit buses and implication for emissions
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 12(4), 281–291.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
author keywords: fuel consumption; diesel buses; hydrogen fuel cells; vehicle specific power
Sources: Web Of Science, ORCID
Added: August 6, 2018
2007 journal article
Fuel consumption and emissions comparisons between ethanol 85 and gasoline fuels for flexible fuel vehicles
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3104–3108. http://www.scopus.com/inward/record.url?eid=2-s2.0-44649111256&partnerID=MN8TOARS
Contributors: H. Zhai
Source: ORCID
Added: April 26, 2019
2007 report
Life cycle inventory and impact analysis framework for nonroad construction vehicles and equipment based upon in-use measurements
In Technical Report- Not held in TRLN member libraries. Raleigh, N.C.: National Science Foundation.
Source: NC State University Libraries
Added: August 6, 2018
2007 conference paper
Methodology for activity, fuel use, and emissions data collection and analysis for nonroad construction equipment
Proceedings of the Air and Waste Management Association Annual Conference. Pittsburgh, PA: AWMA.
Source: NC State University Libraries
Added: August 6, 2018
2007 journal article
Methodology for activity, fuel use, and emissions data collection and analysis for nonroad construction equipment
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3124–3128. http://www.scopus.com/inward/record.url?eid=2-s2.0-44649103903&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2007 conference paper
Methods for measurement and analysis of in-use emissions of nonroad construction equipment
Proceedings of the EPA Emissions Inventory Conference. Raleigh, NC: EPA.
Source: NC State University Libraries
Added: August 6, 2018
2007 journal article
Potential best practices for reducing greenhouse gas (GHG) emissions in freight transportation
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 5, 3099–3103. http://www.scopus.com/inward/record.url?eid=2-s2.0-44649095696&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2007 journal article
Second-order modeling of variability and uncertainty in microbial hazard characterization
JOURNAL OF FOOD PROTECTION, 70(2), 363–372.
co-author countries:
United States of America 🇺🇸
Contributors: A. Vicari n
MeSH headings : Adolescent; Adult; Animals; Campylobacter jejuni / pathogenicity; Child; Child, Preschool; Colony Count, Microbial; Consumer Product Safety; Female; Food Contamination / analysis; Food Contamination / statistics & numerical data; Food Microbiology; Humans; Infant; Logistic Models; Male; Middle Aged; Models, Biological; Monte Carlo Method; Predictive Value of Tests; Risk Assessment
Sources: Web Of Science, ORCID
Added: August 6, 2018
2007 journal article
Simplified performance model of gas turbine combined cycle systems
Journal of Energy Engineering, 133(2), 82–90.
co-author countries:
United States of America 🇺🇸
Contributors: Y. Zhu n
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
2007 journal article
Spatial and temporal analysis of real-world empirical fuel use and emissions
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 3, 2097–2102. http://www.scopus.com/inward/record.url?eid=2-s2.0-44649198655&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2006 review
Air emission inventories in North America: A critical assessment
[Review of ]. JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 56(8), 1115–1129.
co-author countries:
Canada 🇨🇦 Mexico 🇲🇽 United States of America 🇺🇸
MeSH headings : Air Pollutants, Occupational / analysis; Air Pollution / analysis; Algorithms; Environmental Monitoring / standards; Environmental Monitoring / statistics & numerical data; Equipment and Supplies; North America
Source: Web Of Science
Added: August 6, 2018
2006 journal article
Air emission inventories in North America: A critical assessment
Journal of the Air and Waste Management Association, 56(8), 1115–1129. http://www.scopus.com/inward/record.url?eid=2-s2.0-33749135247&partnerID=MN8TOARS
Contributors: C. Miller
Source: ORCID
Added: April 26, 2019
2006 journal article
Application of classification and regression trees for sensitivity analysis of the Escherichia coli O157 : H7 food safety process risk model
JOURNAL OF FOOD PROTECTION, 69(3), 609–618.
co-author countries:
United States of America 🇺🇸
Contributors: A. Mokhtari n
MeSH headings : Consumer Product Safety; Escherichia coli O157 / growth & development; Food Handling / methods; Food Microbiology; Food-Processing Industry / standards; Humans; Models, Biological; Regression Analysis; Risk Assessment / methods; Risk Assessment / standards; Sensitivity and Specificity; Temperature; Time Factors
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Emissions comparison between dirt roads and paved roads using portable emissions measurement systems
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 6, 3421–3439. http://www.scopus.com/inward/record.url?eid=2-s2.0-33847791632&partnerID=MN8TOARS
Contributors: J. Zietsman
Source: ORCID
Added: April 26, 2019
2006 journal article
Evaluation and recommendation of sensitivity analysis methods for application to Stochastic Human Exposure and Dose Simulation models
JOURNAL OF EXPOSURE SCIENCE AND ENVIRONMENTAL EPIDEMIOLOGY, 16(6), 491–506.
co-author countries:
United States of America 🇺🇸
Contributors: A. Mokhtari n
author keywords: SHEDS models; sensitivity analysis; variance-based methods; sampling-based methods; risk assessment
MeSH headings : Analysis of Variance; Environmental Exposure / analysis; Environmental Pollutants / analysis; Fourier Analysis; Humans; Models, Theoretical; Pesticides / analysis; Risk Assessment; Sampling Studies; Sensitivity and Specificity; Statistics, Nonparametric; Stochastic Processes; United States; United States Environmental Protection Agency / standards
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Evaluation of numerical models for simulation of real-world hot-stabilized fuel consumption and emissions of gasoline light-duty vehicles
TRANSPORTATION RESEARCH PART D-TRANSPORT AND ENVIRONMENT, 11(5), 377–385.
co-author countries:
United States of America 🇺🇸
Contributors: C. Silva
author keywords: instantaneous fuel consumption and emissions models; road gasoline vehicles; on-board measurements; traffic induced driving cycles
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Evaluation of sampling-based methods for sensitivity analysis: Case study for the E-Coli food safety process risk model
HUMAN AND ECOLOGICAL RISK ASSESSMENT, 12(6), 1128–1152.
co-author countries:
United States of America 🇺🇸
Contributors: A. Mokhtari n
author keywords: sensitivity analysis; microbial food safety process risk models; two-dimensional probabilistic framework; variability; uncertainty
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Improved system integration for integrated gasification combined cycle (IGCC) systems
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 40(5), 1693–1699.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Gases / chemistry; Nitrogen; Systems Integration; Water
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Real-world data collection procedure for non-road construction equipment: Problems, solutions, and data quality assurance
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 3, 1935–1939. http://www.scopus.com/inward/record.url?eid=2-s2.0-33847776263&partnerID=MN8TOARS
Contributors: K. Kim
Source: ORCID
Added: April 26, 2019
2006 journal article
Road grade estimation for on-road vehicle emissions modeling using light detection and ranging data
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 56(6), 777–788.
co-author countries:
United States of America 🇺🇸
Contributors: K. Zhang n
MeSH headings : Air Pollutants / analysis; Carbon Dioxide / analysis; Carbon Monoxide / analysis; Environmental Monitoring; Gasoline; Hydrocarbons / analysis; Motor Vehicles; Nitric Oxide / analysis; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Uncertainty analysis of integrated gasification combined cycle systems based on frame 7H versus 7F gas turbines
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 56(12), 1649–1661.
co-author countries:
United States of America 🇺🇸
Contributors: Y. Zhu *
MeSH headings : Coal; Conservation of Natural Resources; Costs and Cost Analysis; Electric Power Supplies; Energy-Generating Resources; Equipment Design; Forecasting; Fossil Fuels; Power Plants; Research; Risk; Thermodynamics; Uncertainty
Sources: Web Of Science, ORCID
Added: August 6, 2018
2006 journal article
Uncertainty for data with non-detects: Air toxic emissions from combustion
HUMAN AND ECOLOGICAL RISK ASSESSMENT, 12(6), 1171–1191.
co-author countries:
United States of America 🇺🇸
Contributors: Y. Zhao n
author keywords: urban air toxics; emission factor; censored datasets; maximum likelihood estimation; bootstrap simulation
Sources: Web Of Science, ORCID
Added: August 6, 2018
2005 journal article
In-use emissions of heavy duty diesel dump trucks on petroleum diesel and B20 biodiesel fuels
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2005. http://www.scopus.com/inward/record.url?eid=2-s2.0-33646469610&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
2005 journal article
Quantitative analysis of variability and uncertainty with known measurement error: Methodology and case study
RISK ANALYSIS, 25(3), 663–675.
Contributors: J. Zheng*
author keywords: bootstrap pair; error-free data; measurement error; observed data; uncertainty; variability
Sources: Web Of Science, ORCID
Added: August 6, 2018
2005 journal article
Recommended practice regarding selection of sensitivity analysis methods applied to microbial food safety process risk models
HUMAN AND ECOLOGICAL RISK ASSESSMENT, 11(3), 591–605.
co-author countries:
United States of America 🇺🇸
Contributors: A. Mokhtari n
author keywords: sensitivity analysis; microbial food safety process risk model; variability; uncertainty
Sources: Web Of Science, ORCID
Added: August 6, 2018
2005 journal article
Road grade estimation for on-road vehicle emissions modeling using lidar data
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 2005. http://www.scopus.com/inward/record.url?eid=2-s2.0-33646469896&partnerID=MN8TOARS
Contributors: K. Zhang
Source: ORCID
Added: April 26, 2019
2005 journal article
Sensitivity analysis of a two-dimensional probabilistic risk assessment model using analysis of variance
RISK ANALYSIS, 25(6), 1511–1529.
Contributors: A. Mokhtari*
author keywords: microbial food safety process risk models; sensitivity analysis; two-dimensional probabilistic framework; uncertainty; variability
MeSH headings : Analysis of Variance; Animals; Cattle; Escherichia coli O157 / isolation & purification; Escherichia coli O157 / pathogenicity; Food Microbiology; Meat / microbiology; Models, Statistical; Risk Assessment / statistics & numerical data; Risk Management; Safety; Sensitivity and Specificity
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
A Monte Carlo study of the uncertainties in predictions by ISC3ST and AERMOD of annual average benzene and 1,3-butadiene concentrations around the Houston Ship Channel
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA, 3145–3157. http://www.scopus.com/inward/record.url?eid=2-s2.0-21944432040&partnerID=MN8TOARS
Contributors: S. Hanna
Source: ORCID
Added: April 26, 2019
2004 journal article
Assessment of uncertainty in benzene concentration estimates in the Houston, TX, area
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA. http://www.scopus.com/inward/record.url?eid=2-s2.0-21944435254&partnerID=MN8TOARS
Contributors: A. Hanna
Source: ORCID
Added: April 26, 2019
2004 journal article
Comparison of sensitivity analysis methods based on applications to a food safety risk assessment model
RISK ANALYSIS, 24(3), 573–585.
Contributors: S. Patil*
author keywords: complex models; critical control points; food safety; risk assessment; sensitivity analysis
MeSH headings : Analysis of Variance; Animals; Food Contamination / prevention & control; Food Microbiology; Foodborne Diseases / prevention & control; Humans; Models, Statistical; Ostreidae / microbiology; Refrigeration; Risk Assessment; Safety; Sensitivity and Specificity; Time Factors; Vibrio parahaemolyticus / isolation & purification; Vibrio parahaemolyticus / pathogenicity
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Development of probabilistic emission inventories of air toxics for Jacksonville, Florida
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 54(11), 1405–1421.
co-author countries:
United States of America 🇺🇸
Contributors: Y. Zhao n
MeSH headings : Air Pollutants / analysis; Cities; Florida; Forecasting; Models, Statistical; Risk Assessment
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Development of probabilistic emission inventory of air toxics for Jacksonville, Florida
Proceedings of the Air and Waste Management Association's Annual Conference and Exhibition, AWMA. http://www.scopus.com/inward/record.url?eid=2-s2.0-21944442584&partnerID=MN8TOARS
Contributors: Y. Zhao
Source: ORCID
Added: April 26, 2019
2004 journal article
Optimization under variability and uncertainty: A case study for NOx emissions control for a gasification system
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 38(24), 6741–6747.
co-author countries:
United States of America 🇺🇸
Contributors: J. Chen n
MeSH headings : Air Pollution / economics; Air Pollution / prevention & control; Cost Savings; Cost-Benefit Analysis; Forecasting; Models, Theoretical; Nitrogen Oxides / analysis; Reproducibility of Results
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Propagation of uncertainty in hourly utility NOx emissions through a photochemical grid air quality model: A case study for the Charlotte, NC, modeling domain
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 38(7), 2153–2160.
co-author countries:
United States of America 🇺🇸
Contributors: A. Abdel-Aziz n
MeSH headings : Air Pollutants / analysis; Environmental Monitoring; Forecasting; Models, Theoretical; Nitrogen Oxides / analysis; North Carolina; Oxidants, Photochemical / analysis; Ozone / analysis; Power Plants; Reproducibility of Results
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Quantification of highway vehicle emissions hot spots based upon on-board measurements
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 54(2), 130–140.
co-author countries:
United States of America 🇺🇸
Contributors: A. Unal n
MeSH headings : Air Pollutants / analysis; Data Collection; Environmental Monitoring / methods; Models, Theoretical; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Quantification of variability and uncertainty for air toxic emission inventories with censored emission factor data
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 38(22), 6094–6100.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Cities; Forecasting; Likelihood Functions; Maximum Allowable Concentration; Models, Statistical; Risk Assessment; Texas
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Quantification of variability and uncertainty for censored data sets and application to air toxic emission factors
RISK ANALYSIS, 24(4), 1019–1034.
Contributors: Y. Zhao
author keywords: Bootstrap simulation; censored data sets; Kaplan-Meier estimator; maximum likelihood estimation; Monte Carlo simulation; nondetects; urban air toxics
MeSH headings : Air; Air Pollution; Confidence Intervals; Likelihood Functions; Models, Statistical; Monte Carlo Method; Risk Assessment; Statistics as Topic; Statistics, Nonparametric; Uncertainty
Sources: Web Of Science, ORCID
Added: August 6, 2018
2004 journal article
Quantification of variability and uncertainty using mixture distributions: Evaluation of sample size, mixing weights, and separation between components
RISK ANALYSIS, 24(3), 553–571.
co-author countries:
United States of America 🇺🇸
Contributors: J. Zheng n
author keywords: bootstrap simulation; mixture distributions; parameter estimation; uncertainty; variability
Sources: Web Of Science, ORCID
Added: August 6, 2018
2003 journal article
Development of hourly probabilistic utility NOx emission inventories using time series techniques: Part I - univariate approach
ATMOSPHERIC ENVIRONMENT, 37(38), 5379–5389.
co-author countries:
United States of America 🇺🇸
Contributors: A. Abdel-Aziz n
author keywords: autocorrelation; uncertainty; variability; emissions; nitrogen oxides
Sources: Web Of Science, ORCID
Added: August 6, 2018
2003 journal article
Development of hourly probabilistic utility NOx emission inventories using time series techniques: Part II - multivariate approach
ATMOSPHERIC ENVIRONMENT, 37(38), 5391–5401.
co-author countries:
United States of America 🇺🇸
Contributors: A. Abdel-Aziz n
author keywords: autocorrelation; uncertainty; variability; emissions; nitrogen oxides
Sources: Web Of Science, ORCID
Added: August 6, 2018
2003 chapter
Effect of arterial signalization and level of service on measured vehicle emissions
In Energy, air quality, and fuels 2003 (pp. 47–56). Washington, DC: Transportation Research Board.
Source: NC State University Libraries
Added: August 6, 2018
2003 journal article
Effect of arterial signalization and level of service on measured vehicle emissions
Transportation Research Record, (1842), 47–56. http://www.scopus.com/inward/record.url?eid=2-s2.0-1542316140&partnerID=MN8TOARS
Contributors: A. Unal
Source: ORCID
Added: April 26, 2019
2003 journal article
Methods for quantifying variability and uncertainty in AP-42 emission factors: Case studies for natural gas-fueled engines
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 53(12), 1436–1447.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Fossil Fuels; Models, Theoretical; Motor Vehicles; Reproducibility of Results; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2003 journal article
On-road measurement of vehicle tailpipe emissions using a portable instrument
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 53(8), 992–1002.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Automobiles; Environmental Monitoring / instrumentation; Public Policy; Reproducibility of Results; Sensitivity and Specificity; Transportation; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2003 journal article
Probabilistic nonroad mobile source emission factors
Journal of Environmental Engineering, 129(2), 162–168.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
2003 journal article
Quantification of hourly variability in NOx emissions for baseload coal-fired power plants
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 53(11), 1401–1411.
co-author countries:
United States of America 🇺🇸
Contributors: A. Abdel-Aziz n
MeSH headings : Air Pollutants / analysis; Coal; Decision Making; Environmental Monitoring / methods; Forecasting; Kinetics; Models, Theoretical; Nitrogen Oxides / analysis; Power Plants
Sources: Web Of Science, ORCID
Added: August 6, 2018
2002 journal article
Identification and review of sensitivity analysis methods
Risk Analysis, 22(3), 553–578.
Contributors: H. Frey
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
2002 journal article
Introduction to special section on sensitivity analysis and summary of NCSU/USDA workshop on sensitivity analysis
RISK ANALYSIS, 22(3), 539–545.
Contributors: H. Frey
author keywords: sensitivity analysis; food safety uncertainty; variability modeling
MeSH headings : Food Contamination / statistics & numerical data; Risk Assessment; Safety; Sensitivity and Specificity; United States; United States Department of Agriculture
Sources: Web Of Science, ORCID
Added: August 6, 2018
2002 journal article
Probabilistic analysis of driving cycle-based highway vehicle emission factors
ENVIRONMENTAL SCIENCE & TECHNOLOGY, 36(23), 5184–5191.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Atmospheric Pressure; Automobile Driving; Carbon Monoxide / analysis; Forecasting; Hydrocarbons / analysis; Models, Statistical; Nitrogen Oxides / analysis; Regression Analysis; Temperature; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2002 journal article
Quantification of variability and uncertainty in air pollutant emission inventories: Method and case study for utility NOx emissions
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 52(9), 1083–1095.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants / analysis; Cost Savings; Environment; Environmental Monitoring / economics; Environmental Monitoring / standards; Nitrogen Oxides / analysis; Policy Making; Reproducibility of Results; Sensitivity and Specificity; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2002 journal article
Quantification of variability and uncertainty in lawn and garden equipment NOx and total hydrocarbon emission factors
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 52(4), 435–448.
co-author countries:
United States of America 🇺🇸
Contributors: H. Frey n
MeSH headings : Air Pollutants, Occupational / analysis; Air Pollution / analysis; Air Pollution / prevention & control; Databases, Factual; Hydrocarbons / analysis; Nitrogen Oxides / analysis; Reproducibility of Results; Vehicle Emissions / analysis
Sources: Web Of Science, ORCID
Added: August 6, 2018
2001 journal article
Uncertainties in predicted ozone concentrations due to input uncertainties for the UAM-V photochemical grid model applied to the July 1995 OTAG domain
ATMOSPHERIC ENVIRONMENT, 35(5), 891–903.
co-author countries:
United States of America 🇺🇸
Contributors: S. Hanna*
author keywords: photochemical modeling; model uncertainty; Monte Carlo uncertainty methods
Sources: Web Of Science, ORCID
Added: August 6, 2018
1999 journal article
Methods for characterizing variability and uncertainty: Comparison of bootstrap simulation and likelihood-based approaches
Risk Analysis, 19(1), 109–130.
co-author countries:
United States of America 🇺🇸
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
1999 journal article
Methods for characterizing variability and uncertainty: Comparison of bootstrap simulation and likelihood-based approaches
Risk Analysis, 19(1), 109–130.
Contributors: H. Frey
author keywords: variability; uncertainty; maximum likelihood; bootstrap simulation; Monte Carlo simulation
Source: ORCID
Added: April 26, 2019
1998 journal article
Characterization and simulation of uncertain frequency distributions: Effects of distribution choice, variability, uncertainty, and parameter dependence
HUMAN AND ECOLOGICAL RISK ASSESSMENT, 4(2), 423–468.
co-author countries:
United States of America 🇺🇸
author keywords: variability; uncertainty; bootstrap; Monte Carlo; distributions
Sources: Web Of Science, ORCID
Added: August 6, 2018
1998 conference paper
Desktop modeling of the performance, emissions, and cost of gasification systems
Proceedings of the Air & Waste Management Association's, 91th Annual Meeting & Exhibition: San Diego, California, June 14-18, 1998, 91(1998 June). Pittsburgh, PA :; A & WMA.
Source: NC State University Libraries
Added: August 6, 2018
1998 journal article
Desktop modeling of the performance, emissions, and cost of gasification systems
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-0032274276&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1998 conference paper
Methods for quantitative analysis of variability and uncertainty in hazardous air pollutant emissions
Proceedings of the Air & Waste Management Association's, 91th Annual Meeting & Exhibition: San Diego, California, June 14-18, 1998, 91(1998 June). Pittsburgh, PA :; A & WMA.
Source: NC State University Libraries
Added: August 6, 2018
1998 journal article
Methods for quantitative analysis of variability and uncertainty in hazardous air pollutant emissions
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-18344405017&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1998 chapter
Quantitative analysis of variability and uncertainty in energy and environmental systems
In Uncertainty modeling and analysis in civil engineering (pp. 381–423). Boca Raton: CRC Press.
Source: NC State University Libraries
Added: August 6, 2018
1997 journal article
Bootstrap methods for quantitative analysis of variability and uncertainty in exposure and risk assessment
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-0031344095&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1997 journal article
Integrated environmental control modeling of coal-fired power systems
JOURNAL OF THE AIR & WASTE MANAGEMENT ASSOCIATION, 47(11), 1180–1188.
co-author countries:
United States of America 🇺🇸
Contributors: E. Rubin*
Sources: Web Of Science, ORCID
Added: August 6, 2018
1997 conference paper
Methods for characterizing and managing technological risks in advanced power generation systems: Application to gasification repowering in Poland
Proceedings of Gasification Technologies Conference, Electric Power Research lnstitute, Palo Alto, CA. October 1997, (1997 Oct.).
Source: NC State University Libraries
Added: August 6, 2018
1997 journal article
Modeling and evaluation of externally fired combined cycle using ASPEN
Journal of Energy Engineering, 123(3), 69–87.
co-author countries:
United States of America 🇺🇸
Sources: NC State University Libraries, ORCID
Added: August 6, 2018
1997 journal article
Modeling and evaluation of externally fired combined cycle using ASPEN
Journal of Energy Engineering, 123(3), 69–86. http://www.scopus.com/inward/record.url?eid=2-s2.0-6144248166&partnerID=MN8TOARS
Contributors: P. Agrawal
Source: ORCID
Added: April 26, 2019
1997 article
Optimal design of advanced power systems under uncertainty
ENERGY CONVERSION AND MANAGEMENT, Vol. 38, pp. 1725–1735.
co-author countries:
United States of America 🇺🇸
author keywords: process optimization; process synthesis; uncertainty; energy systems; environmental control technology
Source: Web Of Science
Added: August 6, 2018
1997 journal article
Optimal design of advanced power systems under uncertainty
Energy Conversion and Management, 38(15-17), 1725–1735. http://www.scopus.com/inward/record.url?eid=2-s2.0-0031259174&partnerID=MN8TOARS
Contributors: U. Diwekar
Source: ORCID
Added: April 26, 2019
1997 book
Probabilistic evaluation of mobile source air pollution. Volume I, Probabilistic modeling of exhaust emissions from light duty gasoline vehicles
Raleigh, NC: North Carolina State University for Center for Transportation and the Environment.
Source: NC State University Libraries
Added: August 6, 2018
1997 conference paper
Probabilistic methodology for risk assessment of new energy technologies and application to gasification repowering for an oil refinery in Poland
In G. Manfrida & N. Lior (Eds.), Florence World Energy Research Symposium (1997): FLOWERS ''97: Florence World Energy Symposium (Vol. 39, pp. 267–274). Padova, Italy: SGEditorial.
Ed(s): . G. Manfrida & N. Lior
Source: NC State University Libraries
Added: August 6, 2018
1997 journal article
Quantification of uncertainty in remotesensing-based school bus CO and hydrocarbon emission factors
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-0031354445&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1997 conference paper
Quantification of variability and uncertainty in AP-42 emission factors using bootstrap simulation
Emission inventory: Planning for the future, proceedings of a specialty conference, October 28-30, 1997, Research Triangle Park, NC, (1997 Oct.). Pittsburgh, Pa.: Air & Waste Management Association.
Source: NC State University Libraries
Added: August 6, 2018
1997 chapter
Uncertainty evaluation in capital cost projection
In Encyclopedia of chemical processing and design, Vol. 59 (Vol. 59, pp. 480–494). New York: Marcel Dekker.
Source: NC State University Libraries
Added: August 6, 2018
1997 conference paper
Variability and uncertainty in highway vehicle emission factors
Emission inventory: Planning for the future, proceedings of a specialty conference, October 28-30, 1997, Research Triangle Park, NC, (1997 Oct.). Pittsburgh, Pa.: Air & Waste Management Association.
Source: NC State University Libraries
Added: August 6, 2018
1996 journal article
Characterizing, simulating, and analyzing variability and uncertainty: An illustration of methods using an air toxics emissions example
Human and Ecological Risk Assessment (HERA), 2(4), 762–797. http://www.scopus.com/inward/record.url?eid=2-s2.0-21444446390&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1996 journal article
Methods for evaluating the costs of utility NOx control technologies
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-0030315356&partnerID=MN8TOARS
Contributors: L. Tran
Source: ORCID
Added: April 26, 2019
1996 journal article
Optimization of environmental control system design for an IGCC power plant
Proceedings of the American Power Conference, 1, 58–63. http://www.scopus.com/inward/record.url?eid=2-s2.0-0029706671&partnerID=MN8TOARS
Contributors: U. Diwekar
Source: ORCID
Added: April 26, 2019
1996 journal article
Probabilistic analysis and optimization of new power generation technologies: a case study for the externally-fired combined cycle
Proceedings of the American Power Conference, 1, 52–57. http://www.scopus.com/inward/record.url?eid=2-s2.0-0029707721&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1996 journal article
Probabilistic modeling and optimization of clean coal technologies: case studies of the externally-fired combined cycle
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-0030314477&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1996 journal article
Uncertainty, bias, and variability in emission factors for light duty gasoline vehicles
Proceedings of the Air & Waste Management Association's Annual Meeting & Exhibition. http://www.scopus.com/inward/record.url?eid=2-s2.0-17544390686&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1995 journal article
Coal blending optimization under uncertainty
European Journal of Operational Research, 83(3), 452–465. http://www.scopus.com/inward/record.url?eid=2-s2.0-0029328154&partnerID=MN8TOARS
Contributors: J. Shih
Source: ORCID
Added: April 26, 2019
1995 journal article
Engineering-economic evaluation of SCR NOx control systems for coal-fired power plants
Proceedings of the American Power Conference, 57-2, 1583–1588. http://www.scopus.com/inward/record.url?eid=2-s2.0-0029232725&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1994 journal article
Modeling uncertainties in advanced technologies: Application to a coal gasification system with hot-gas cleanup
Energy, 19(4), 449–463. http://www.scopus.com/inward/record.url?eid=2-s2.0-0028413599&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1992 journal article
Evaluate uncertainties in advanced process technologies
Chemical Engineering Progress, 88(5), 63–70. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026855415&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1992 journal article
Evaluation method for advanced acid rain compliance technology
Journal of Energy Engineering, 118(1), 38–55. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026853964&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1992 journal article
Evaluation of advanced coal gasification combined-cycle systems under uncertainty
Industrial and Engineering Chemistry Research, 31(5), 1299–1307. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026868636&partnerID=MN8TOARS
Source: ORCID
Added: April 26, 2019
1992 journal article
Synthesizing optimal flowsheets. Applications to IGCC system environmental control
Industrial and Engineering Chemistry Research, 31(8), 1927–1936. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026906174&partnerID=MN8TOARS
Contributors: U. Diwekar
Source: ORCID
Added: April 26, 2019
1991 journal article
Evaluating advanced technologies for acid rain compliance
Energy in the 90's, 172–178. http://www.scopus.com/inward/record.url?eid=2-s2.0-0025843790&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1991 journal article
Probabilistic evaluation of advanced SO2/NO(x) control technology
Journal of the Air and Waste Management Association, 41(12), 1585–1593. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026329024&partnerID=MN8TOARS
Contributors: H. Frey
Source: ORCID
Added: April 26, 2019
1991 journal article
Probabilistic modeling of the performance and economics of IGCC systems
American Society of Mechanical Engineers, Environmental Control Division Publication, EC, 2, 59–66. http://www.scopus.com/inward/record.url?eid=2-s2.0-0026400326&partnerID=MN8TOARS
Contributors: E. Rubin
Source: ORCID
Added: April 26, 2019
Employment
Updated: July 3rd, 2022 18:54
North Carolina State University Raleigh, NC, US
Distinguished University Professor
Civil, Construction, and Environmental Engineering
2022 - present
U.S. Environmental Protection Agency Washington, D.C., US
Assistant Administrator
Office of Research and Development
Education
Updated: January 2nd, 2015 20:10
Carnegie Mellon University Pittsburgh, PA, US
PhD
Engineering and Public Policy
