Works (51)

Updated: July 9th, 2023 21:18

2023 journal article

Poultry Litter Physiochemical Characterization Based on Production Conditions for Circular Systems

BIORESOURCES, 18(2), 3961–3977.

By: S. Katuwal*, N. Rafsan n, A. Ashworth* & P. Kolar n

author keywords: Poultry litter; Nutrients; Land application; Biomass resource; Alternative uses; Physiochemical characterization
Source: Web Of Science
Added: June 19, 2023

2022 review

Can Biochar Improve the Sustainability of Animal Production?

[Review of ]. APPLIED SCIENCES-BASEL, 12(10).

By: C. Graves n, P. Kolar n, S. Shah n, J. Grimes n & M. Sharara n

author keywords: manure management; emission mitigation; odor; sustainable agriculture; composting; adsorption
Sources: Web Of Science, ORCID
Added: May 18, 2022

2022 journal article

Effect of Surface Modification by Oxygen-Enriched Chemicals on the Surface Properties of Pine Bark Biochars

PROCESSES, 10(10).

By: N. Kasera n, V. Augoustides n, P. Kolar n, S. Hall n & B. Vicente n

author keywords: oxygen-doping; oxygen-modification; oxygenated biochars; surface properties; O-modified; O-doped biochars; biochars
Sources: Web Of Science, ORCID
Added: October 21, 2022

2022 review

Nitrogen-doped biochars as adsorbents for mitigation of heavy metals and organics from water: a review

[Review of ]. BIOCHAR, 4(1).

By: N. Kasera n, P. Kolar n & S. Hall n

author keywords: N-doped; Nitrogen-enriched; Adsorption; Wastewater; Mechanism
Sources: Web Of Science, ORCID
Added: March 10, 2022

2022 journal article

SIMULTANEOUS REDUCTION OF THERMAL STRATIFICATION AND AMMONIA CONCENTRATIONS IN POULTRY HOUSE DURING BROODING AND IN COOL WEATHER

APPLIED ENGINEERING IN AGRICULTURE, 38(2), 375–386.

By: S. Shah*, K. Earnest, E. Oviedo-Rondon*, P. Kolar* & I. Singletary

author keywords: Breakthrough curve; Burlap; Citric acid; Emissions; Energy use; Footpad dermatitis
Sources: Web Of Science, ORCID
Added: January 3, 2023

2021 review

A review of the impact of environmental factors on the fate and transport of coronaviruses in aqueous environments

[Review of ]. NPJ CLEAN WATER, 4(1).

By: D. Paul n, P. Kolar n & S. Hall n

Sources: Web Of Science, ORCID
Added: March 1, 2021

2021 article

Characterization data of N-doped biochars using different external nitrogen precursors

Kasera, N., Hall, S., & Kolar, P. (2021, April). DATA IN BRIEF, Vol. 35.

By: N. Kasera n, S. Hall n & P. Kolar n

author keywords: N-enriched biochar; Pine char; Waste management; Instrumental analysis
Sources: Web Of Science, ORCID
Added: May 24, 2021

2021 journal article

Effect of surface modification by nitrogen-containing chemicals on morphology and surface characteristics of N-doped pine bark biochars

JOURNAL OF ENVIRONMENTAL CHEMICAL ENGINEERING, 9(2).

By: N. Kasera n, S. Hall n & P. Kolar n

author keywords: Biochars; Nitrogen doping; Adsorbents; Waste management; Melamine
Sources: Web Of Science, ORCID
Added: February 6, 2021

2021 journal article

Exploratory analysis of Spirulina platensis LB 2340 growth in varied concentrations of anaerobically digested pig effluent (ADPE)

HELIYON, 7(9).

By: M. Baker n, S. Blackman n, E. Cooper n, K. Smartt n, D. Walser n, M. Boland n, P. Kolar n, A. Beck n, M. Chinn n

author keywords: Spirulina; Cyanobacteria; Swine effluent; Anaerobic digestion; Biomass production
Sources: Web Of Science, ORCID
Added: December 20, 2021

2021 journal article

Pretreatment of Switchgrass for Production of Glucose via Sulfonic Acid-Impregnated Activated Carbon

PROCESSES, 9(3).

By: Y. Ansanay n, P. Kolar n, R. Sharma-Shivappa n, J. Cheng n & C. Arellano n

author keywords: activated carbon; sulfonic solid; catalyst; pretreatment; switchgrass; Ctec2; glucose
Sources: Web Of Science, ORCID
Added: April 19, 2021

2020 journal article

Effect of Sodium Hydroxide Pretreatment on Lignin Monomeric Components of Miscanthus x giganteus and Enzymatic Hydrolysis

WASTE AND BIOMASS VALORIZATION, 11(11), 5891–5900.

By: W. Jung n, D. Savithri n, R. Sharma-Shivappa n & P. Kolar n

author keywords: Miscanthus; Pretreatment; Sodium hydroxide; Lignin; Nitrobenzene oxidation
Source: Web Of Science
Added: November 11, 2019

2020 journal article

Effect of cellulolytic enzyme binding on lignin isolated from alkali and acid pretreated switchgrass on enzymatic hydrolysis

3 BIOTECH, 10(1).

By: W. Jung n, R. Sharma-Shivappa n, S. Park n & P. Kolar n

author keywords: Switchgrass; Lignin; Pretreatment; Enzyme binding; Cellulases; beta-Glucosidase
Sources: Web Of Science, ORCID
Added: December 9, 2019

2020 journal article

Recycled eggshells as precursors for iron-impregnated calcium oxide catalysts for partial oxidation of methane

BIORESOURCES AND BIOPROCESSING, 7(1).

By: G. Karoshi n, P. Kolar n, S. Shah n & G. Gilleskie n

author keywords: Eggshell; Iron; Methane; Catalyst; Partial oxidation
Sources: Web Of Science, ORCID
Added: September 7, 2020

2020 journal article

Valorization of Eggshell Waste into Supported Copper Catalysts for Partial Oxidation of Methane

INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH, 14(1), 61–70.

By: G. Karoshi n, P. Kolar n, S. Shah n & G. Gilleskie n

author keywords: Eggshell; Copper; Catalyst; Methane; Partial oxidation
Sources: Web Of Science, ORCID
Added: December 9, 2019

2019 article

Baseline characterization data for raw rice husk

Kolar, P., & Jin, H. (2019, August). DATA IN BRIEF, Vol. 25.

By: P. Kolar n & H. Jin n

author keywords: Rice husk; Characterization; Acid value; PZC; XPS; SEM-EDX; Specific surface area
Source: Web Of Science
Added: November 25, 2019

2019 journal article

Effect of Enzyme Interaction with Lignin Isolated from Pretreated Miscanthus x giganteus on Cellulolytic Efficiency

PROCESSES, 7(10).

By: W. Jung n, R. Sharma-Shivappa n & P. Kolar n

author keywords: miscanthus; hydrolysis; lignin; inhibition; pretreatment
Source: Web Of Science
Added: November 25, 2019

2019 journal article

Effects of Co-occurring Species Present in Swine Lagoons on Adsorption of Copper on Eggshell

INTERNATIONAL JOURNAL OF ENVIRONMENTAL RESEARCH, 13(4), 613–622.

By: B. Hess n, P. Kolar n, J. Classen n, D. Knappe n & J. Cheng n

author keywords: Adsorption; Eggshell; Copper; Swine lagoons; Acetate; Ammonia
Sources: Web Of Science, ORCID
Added: July 15, 2019

2019 journal article

Physicochemical data of p-cresol, butyric acid, and ammonia

Data in Brief, 26, 104356.

By: P. Kolar n, J. Classen n & S. Hall n

author keywords: Butyric acid; p-cresol; Ammonia; Indole; Density functional theory
Sources: Web Of Science, ORCID, Crossref
Added: November 25, 2019

2019 journal article

Valorization of Swine Manure into Hydrochars

Processes, 7(9), 560.

By: Z. Lentz n, P. Kolar n & J. Classen n

author keywords: swine manure; valorization; char; hydrothermal carbonization; characterization
Sources: Web Of Science, ORCID, Crossref
Added: October 28, 2019

2018 journal article

A novel oxidative destruction of lignin and enzymatic digestibility of hazelnut shells

Biocatalysis and Agricultural Biotechnology, 13, 110–115.

By: S. Uzuner n, R. Sharma-Shivappa n, D. Cekmecelioglu* & P. Kolar n

author keywords: Agro-industrial waste; Hazelnuts; Ozone pretreatment; Reducing sugar
Source: Crossref
Added: February 24, 2020

2018 journal article

Changes in Lignin Chemistry of Switchgrass due to Delignification by Sodium Hydroxide Pretreatment

ENERGIES, 11(2).

By: W. Jung n, D. Savithri n, R. Sharma-Shivappa n & P. Kolar n

author keywords: switchgrass; lignin chemistry; syringyl; guaiacyl; p-hydroxyphenyl; lignin monomer ratio; nitrobenzene oxidation
Source: Web Of Science
Added: August 6, 2018

2018 journal article

Simultaneous mitigation of p- cresol and ammonium using activated carbon from avocado seed

Environmental Technology & Innovation, 9, 63–73.

By: Y. Zhu n, P. Kolar n, S. Shah n, J. Cheng n & P. Lim n

author keywords: Ammonium; p-cresol; Activated carbon; Methanesulfonic acid; Binary system
Sources: Crossref, ORCID
Added: February 20, 2020

2017 journal article

Catalytic Valorization of Lignin Using Niobium Oxide

WASTE AND BIOMASS VALORIZATION, 8(8), 2673–2680.

By: L. Das n, P. Kolar n, R. Sharma-Shivappa n, J. Classen n & J. Osborne n

author keywords: Lignin; Catalytic oxidation; Niobium oxide; Vanillin; Lattice oxygen
Sources: Web Of Science, ORCID
Added: August 6, 2018

2017 journal article

Pre-treatment of biomasses using magnetised sulfonic acid catalysts

Journal of Agricultural Engineering, 48(2), 117–122.

Source: NC State University Libraries
Added: August 6, 2018

2017 journal article

THERMOCHEMICAL CONVERSION: A PROSPECTIVE SWINE MANURE SOLUTION FOR NORTH CAROLINA

TRANSACTIONS OF THE ASABE, 60(3), 591–600.

By: Z. Lentz*, J. Classen* & P. Kolar*

author keywords: Energy; Gases; Hydrothermal carbonization; Hydrothermal gasification; Pig manure; Pigs; Sustainable
Sources: Web Of Science, ORCID
Added: August 6, 2018

2016 journal article

Avocado seed-derived activated carbon for mitigation of aqueous ammonium

Industrial Crops and Products, 92, 34–41.

By: Y. Zhu n, P. Kolar n, S. Shah n, J. Cheng n & P. Lim n

author keywords: Ammonium adsorption; Equilibrium isotherm; Adsorption kinetics; Wastewater treatment; SEM; Methanesulfonic acid
Sources: Web Of Science, ORCID, Crossref
Added: August 6, 2018

2016 journal article

Eggshell as an inexpensive adsorbent for removal of p-Cresol

Transactions of the ASABE, 59(3), 965–974.

By: G. Wakchaure, L. Das & P. Kolar

Source: NC State University Libraries
Added: August 6, 2018

2016 journal article

Investigation of adsorption of p-cresol on coconut shell-derived activated carbon

JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS, 68, 138–146.

By: Y. Zhu n & P. Kolar n

author keywords: p-Cresol; Adsorption; Activated carbon; Physiochemical activation; Sodium hydroxide
Source: Web Of Science
Added: August 6, 2018

2015 journal article

Biofiltration of Ammonia and GHGs from Swine Gestation Barn Pit Exhaust

Transactions of the ASABE, 58(3), 771–782.

By: M. Hood, S. Shah, P. Kolar, L. Li & L. Stikeleather

Sources: NC State University Libraries, ORCID, Crossref
Added: August 6, 2018

2015 journal article

Calcined eggshell as an inexpensive catalyst for partial oxidation of methane

JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS, 57, 123–128.

By: G. Karoshi n, P. Kolar n, S. Shah n, G. Gilleskie n & L. Das n

author keywords: Catalyst; Eggshell; Hydrocarbons; Methane oxidation
Sources: Web Of Science, ORCID
Added: August 6, 2018

2015 journal article

Swine Manure Char as an Adsorbent for Mitigation of p-Cresol

ENVIRONMENTAL PROGRESS & SUSTAINABLE ENERGY, 34(1), 125–131.

By: S. Fitzgerald n, P. Kolar n, J. Classen n, M. Boyette n & L. Das n

author keywords: swine manure; gasification; char; adsorption; p-cresol
Sources: Web Of Science, ORCID
Added: August 6, 2018

2014 journal article

Adsorptive removal of p-cresol using coconut shell-activated char

Journal of Environmental Chemical Engineering, 2(4), 2050–2058.

By: Y. Zhu n & P. Kolar n

author keywords: p-Cresol; Adsorption; Coconut shell; Physiochemical activation; Zinc chloride; Activated char
Source: Crossref
Added: August 28, 2020

2014 journal article

Niobium oxide catalyst for delignification of switchgrass for fermentable sugar production

INDUSTRIAL CROPS AND PRODUCTS, 52, 790–795.

By: Y. Ansanay n, P. Kolar n, R. Sharma-Shivappa n & J. Cheng n

author keywords: Switchgrass; Pretreatment; Niobium oxide; Delignification; Enzymatic hydrolysis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Adsorbents from pine wood via K2CO3-assisted low temperature carbonization for adsorption of p-cresol

INDUSTRIAL CROPS AND PRODUCTS, 45, 215–222.

By: L. Das n, P. Kolar n, J. Classen n & J. Osborne n

author keywords: Adsorption; p-Cresol; Pine wood; Kinetics; Isotherms; RSM
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Aromatization of n-octane over Pd/C catalysts

FUEL, 103, 408–413.

By: M. Yin, R. Natelson*, A. Campos*, P. Kolar* & W. Roberts*

author keywords: Aromatization; Dehydrocyclization; Catalyst; Pd/C; Alkanes
Source: Web Of Science
Added: August 6, 2018

2013 journal article

Hydrolysis of ozone pretreated energy grasses for optimal fermentable sugar production

BIORESOURCE TECHNOLOGY, 148, 97–104.

By: A. Panneerselvam n, R. Sharma-Shivappa n, P. Kolar n, D. Clare n & T. Ranney n

author keywords: Miscanthus; Saccharum; Optimization; Enzymatic hydrolysis; Alkali pretreatment
MeSH headings : Acids / chemistry; Biofuels; Biomass; Carbohydrates / biosynthesis; Fermentation / drug effects; Glucose / biosynthesis; Hydrolysis / drug effects; Lignin / analysis; Ozone / pharmacology; Poaceae / drug effects; Poaceae / metabolism; Sodium Hydroxide / pharmacology; Solubility; Xylans / metabolism; Xylose / biosynthesis
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Potential of ozonolysis as a pretreatment for energy grasses

BIORESOURCE TECHNOLOGY, 148, 242–248.

By: A. Panneerselvam n, R. Sharma-Shivappa n, P. Kolar n, T. Ranney n & S. Peretti n

author keywords: Miscanthus; Saccharum; Optimization; Flow configuration; Enzymatic hydrolysis
MeSH headings : Biofuels; Biomass; Biotechnology / methods; Carbohydrates / analysis; Energy-Generating Resources; Glucose / biosynthesis; Hydrolysis / drug effects; Lignin / metabolism; Ozone / pharmacology; Poaceae / drug effects; Xylans / metabolism
Sources: Web Of Science, ORCID
Added: August 6, 2018

2013 journal article

Producing biodiesel from cottonseed oil using Rhizopus oryzae ATCC #34612 whole cell biocatalysts: Culture media and cultivation period optimization

Energy for Sustainable Development, 17(4), 331–336.

By: S. Athalye n, R. Sharma-Shivappa n, S. Peretti n, P. Kolar n & J. Davis n

author keywords: Rhizopus oryzae; Biodiesel; Cottonseed oil; Whole cell biocatalysts; Fungal catalysis
Sources: Crossref, Web Of Science
Added: August 6, 2018

2013 journal article

Synthesis of solid acid catalyst from tobacco stalk for esterification of oleic acid

Applied Engineering in Agriculture, 29(3), 385–389.

By: S. Jairam, P. Kolar, R. Sharma-Shivappa & J. Osborne

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Advanced oxidation of toluene using Ni-olivine catalysts: Part 1. syntheses, characterization, and evaluation of Ni-olivine catalysts for toluene oxidation

Transactions of the ASABE, 55(3), 1013–1024.

By: V. Smith, P. Kolar, M. Boyette, M. Chinn, C. Smith, R. Gangadharan, G. Zhang

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Advanced oxidation of toluene using Ni-olivine catalysts: part 2. Toluene oxidation kinetics and mechanism of Ni-olivine catalysts synthesized via electroless deposition and thermal impregnation

Transactions of the ASABE, 55(6), 2273–2283.

By: V. Smith, P. Kolar*, M. Boyette*, M. Chinn*, C. Smith, R. Gangadharan, G. Zhang

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2012 journal article

Efficient temperature control in recirculating aquaculture tanks

Applied Engineering in Agriculture, 28(1), 161–167.

By: M. Saidu, S. Hall, P. Kolar*, R. Schramm & T. Davis

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Evaluation of additive for reducing gaseous emissions from swine waste

Agricultural Engineering International: CIGR Journal, 14(2), 10–20.

By: S. Shah & P. Kolar

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

Feasibility of extracting ammonia from broiler litter and scale-up considerations

Applied Engineering in Agriculture, 28(4), 577–582.

By: P. Kolar, S. Shah & C. Love

Source: NC State University Libraries
Added: August 6, 2018

2012 journal article

KI-impregnated oyster shell as a solid catalyst for soybean oil transesterification

BIORESOURCE TECHNOLOGY, 104, 329–335.

By: S. Jairam n, P. Kolar n, R. Sharma-Shivappa n, J. Osborne n & J. Davis n

author keywords: Biodiesel; Fatty acid methyl esters; Solid catalysts; KI-impregnated oyster shells
MeSH headings : Animal Shells / chemistry; Animals; Catalysis; Computer Simulation; Esterification; Models, Biological; Ostreidae / chemistry; Potassium Iodide / chemistry; Soybean Oil / chemistry
Source: Web Of Science
Added: August 6, 2018

2011 journal article

Adsorption of ammonia on ozonated activated carbon

Transactions of the ASABE, 54(5), 1931–1940.

By: C. Love*, P. Kolar*, J. Classen* & L. Das*

Sources: NC State University Libraries, ORCID
Added: August 6, 2018

2010 journal article

Low-temperature catalytic oxidation of aldehyde mixtures using wood fly ash: Kinetics, mechanism, and effect of ozone

CHEMOSPHERE, 78(9), 1110–1115.

By: P. Kolar n & J. Kastner*

author keywords: Rendering; Odors; Vocs; Catalyst; Low-temperature
MeSH headings : Air Pollutants / chemistry; Aldehydes / chemistry; Carbon / chemistry; Catalysis; Coal Ash; Cold Temperature; Kinetics; Oxidation-Reduction; Ozone / chemistry; Particulate Matter / chemistry; Volatile Organic Compounds / chemistry; Wood / chemistry
Source: Web Of Science
Added: August 6, 2018

2009 journal article

Catalytic ozonation of ammonia using biomass char and wood fly ash

Chemosphere, 75(6), 739–744.

By: J. Kastner, J. Miller, P. Kolar* & K. Das

author keywords: Catalytic ozonation; Ammonia; Room temperature; Wood fly ash; Biomass
MeSH headings : Ammonia / chemistry; Biomass; Carbon / chemistry; Charcoal / chemistry; Coal Ash; Ozone / chemistry; Particulate Matter / chemistry; Temperature
Source: Crossref
Added: August 28, 2020

2009 journal article

Room-temperature oxidation of propanal using catalysts synthesized by electrochemical deposition

Transactions of the ASABE, 52(4), 1337–1344.

By: P. Kolar* & J. Kastner

Source: NC State University Libraries
Added: August 6, 2018

2008 journal article

Catalytic Ozonation of Propanal Using Wood Fly Ash and Metal Oxide Nanoparticle Impregnated Carbon

Environmental Science & Technology, 42(2), 556–562.

By: J. Kastner*, R. Ganagavaram*, P. Kolar*, A. Teja* & C. Xu*

MeSH headings : Aldehydes / chemistry; Arachis; Carbon / chemistry; Catalysis; Coal Ash; Ferric Compounds / chemistry; Ferrosoferric Oxide / chemistry; Kinetics; Metal Nanoparticles / chemistry; Oxidants / chemistry; Oxidation-Reduction; Ozone / chemistry; Particulate Matter / chemistry; Temperature; Water / chemistry; Wood
Source: Crossref
Added: August 28, 2020

2007 journal article

Low temperature catalytic oxidation of aldehydes using wood fly ash and molecular oxygen

Applied Catalysis B: Environmental, 76(3-4), 203–217.

By: P. Kolar*, J. Kastner* & J. Miller*

author keywords: catalytic autoxidation; room temperature; activated carbon; wood fly ash; aldehydes
Source: Crossref
Added: August 28, 2020