Works Published in 2019

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Displaying works 101 - 120 of 171 in total

Sorted by most recent date added to the index first, which may not be the same as publication date order.

2019 journal article

Optical and electrical properties of all-inorganic Cs2AgBiBr6 double perovskite single crystals

RSC ADVANCES, 9(41), 23459–23464.

Contributors: Z. Zhang n, G. Yang n, C. Zhou n, C. Chung n & I. Hany

Sources: Web Of Science, ORCID
Added: August 26, 2019

2019 journal article

Effects of pulsed laser surface treatments on microstructural characteristics and hardness of CrCoNi medium-entropy alloy

PHILOSOPHICAL MAGAZINE, 99(24), 3015–3031.

By: L. Chai*, K. Xiang*, J. Xia*, V. Fallah*, K. Murty n, Z. Yao*, B. Gan*

author keywords: CrCoNi MEA; laser surface treatment; annealing twin; hardness; electron backscatter diffraction
Source: Web Of Science
Added: August 19, 2019

2019 journal article

Dense Electron-Hole Plasma Formation and Ultra-Long Charge Lifetime in Monolayer MoS2 via Material Tuning

Nano Letters.

By: A. Bataller, R. Younts, A. Rustagi, Y. Yu, H. Ardekani, A. Kemper, L. Cao, K. Gundogdu

Source: ORCID
Added: August 12, 2019

2019 journal article

Sequential optimal positioning of mobile sensors using mutual information

STATISTICAL ANALYSIS AND DATA MINING, 12(6), 465–478.

By: K. Schmidt*, R. Smith n, J. Hite n, J. Mattingly n, Y. Azmy n, D. Rajan*, R. Goldhahn*

author keywords: Bayesian inference; inverse problem; mutual information; sensor placement; source localization
TL;DR: While most mobile sensor strategies designate a trajectory for sensor movement, this work instead employs mutual information, based on Shannon entropy, to choose the next measurement location from a discrete set of design conditions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (Web of Science; OpenAlex)
13. Climate Action (Web of Science)
Source: Web Of Science
Added: August 12, 2019

2019 journal article

Iteration Methods with Multigrid in Energy for Eigenvalue Neutron Diffusion Problems

NUCLEAR SCIENCE AND ENGINEERING, 193(8), 803–827.

By: L. Cornejo n, D. Anistratov n & K. Smith*

author keywords: Neutron diffusion; eigenvalue problems; multigrid methods; multilevel iteration methods
TL;DR: Nonlinear multilevel methods with multiple grids in energy for solving the k-eigenvalue problem for multigroup neutron diffusion equations and multigrid-in-energy algorithms based on a nonlinear projection operator and several advanced prolongation operators are presented. (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: Web Of Science
Added: August 5, 2019

2019 journal article

Microstructure response of ferritic/martensitic steel HT9 after neutron irradiation: effect of dose

JOURNAL OF NUCLEAR MATERIALS, 523, 421–433.

By: C. Zheng n, E. Reese*, K. Field*, E. Marquis*, S. Maloy* & D. Kaoumi n

Contributors: C. Zheng n, E. Reese*, K. Field*, E. Marquis*, S. Maloy* & D. Kaoumi n

author keywords: Ferritic/martensitic steels; Neutron irradiation; Microstructure; Swelling; Precipitation; Segregation
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Sources: Web Of Science, NC State University Libraries, ORCID
Added: July 29, 2019

2019 journal article

Insights into the plastic behavior of irradiated Ni-based alloy through in-situ TEM experiments: Formation and evolution of defect-free channels

JOURNAL OF NUCLEAR MATERIALS, 523, 33–42.

By: D. Kaoumi n & V. Jammot

Contributors: D. Kaoumi n & V. Jammot

author keywords: In-situ TEM; Dislocation dynamics; Radiation damage; Ni-based alloy; Inconel 617; Ion irradiation; Plasticity
Sources: Web Of Science, NC State University Libraries, ORCID
Added: July 29, 2019

2019 journal article

Borate multicomponent of bismuth rich glasses for gamma radiation shielding application

Radiation Physics and Chemistry, 161, 77–82.

author keywords: Borate glasses; Optical band gap; MicroShield; Attenuation; Gamma photon; Shielding
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries, Crossref
Added: July 22, 2019

2019 journal article

Surrogate-Based Robust Design for a Non-Smooth Radiation Source Detection Problem

ALGORITHMS, 12(6).

By: R. Stefanescu*, J. Hite n, J. Cook n, R. Smith n & J. Mattingly n

author keywords: robust design in the average sense; Particle Swarm; radial basis functions; radiation source detection
TL;DR: A robust sensor network design is developed that is optimal in an average sense for detecting source location and intensity with minimized uncertainty and employs a verified surrogate model based on radial basis functions. (via Semantic Scholar)
UN Sustainable Development Goal Categories
11. Sustainable Cities and Communities (Web of Science; OpenAlex)
Source: Web Of Science
Added: July 22, 2019

2019 journal article

A surrogate model based on sparse grid interpolation for boiling water reactor subchannel void distribution

ANNALS OF NUCLEAR ENERGY, 131, 51–62.

author keywords: Sparse grids; Void distribution; Local void model; F-COBRA-TF; ATRIUM 10; APOLLO2-A
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Web Of Science
Added: July 22, 2019

2019 journal article

Application of the Monte Carlo Library Least-Squares (MCLLS) approach for chromium quantitative analysis in aqueous solution

APPLIED RADIATION AND ISOTOPES, 150, 39–42.

author keywords: PGNAA; Chromium; MCLLS; Relative deviation
TL;DR: A new in-situ prompt gamma-ray neutron activation analysis (PGNAA) setup was developed for the quantitative measurement of chromium (Cr) in aqueous solutions which consists of a 4" × 4″ inch Bismuth Germanate detector and a 300 mCi 241 Americium-beryllium neutron source. (via Semantic Scholar)
UN Sustainable Development Goal Categories
6. Clean Water and Sanitation (OpenAlex)
Source: Web Of Science
Added: July 15, 2019

2019 journal article

The effects of increasing deformation strain on the microstructural evolution of a metastable beta-Zr alloy

JOURNAL OF ALLOYS AND COMPOUNDS, 800, 208–218.

author keywords: Metastable beta-Zr alloy; Plastic deformation; Microstructure; Martensite phase transformation; Twinning; Hardness
Source: Web Of Science
Added: July 15, 2019

2019 journal article

Uncertainty quantification of two-phase flow and boiling heat transfer simulations through a data-driven modular Bayesian approach

INTERNATIONAL JOURNAL OF HEAT AND MASS TRANSFER, 138, 1096–1116.

Contributors: Y. Liu*, N. Dinh n, R. Smith n & X. Sun*

TL;DR: An approach to inversely quantify the uncertainty of MCFD simulations through a data-driven modular Bayesian inference is presented, and a forward uncertainty propagation of the MCFD solver with the obtained uncertainties shows that the agreement between the solver predictions and experimental measurements are significantly improved. (via Semantic Scholar)
UN Sustainable Development Goal Categories
13. Climate Action (Web of Science)
Sources: Web Of Science, ORCID, NC State University Libraries
Added: July 15, 2019

2019 journal article

Validation of a rapid, conservative transuranic alpha activity estimation method in air samples

Journal of Radiological Protection, 39(3), 749–765.

By: S. Cope n & R. Hayes n

Contributors: S. Cope n & R. Hayes n

author keywords: air monitoring; radon progeny; radiological emergency response; alpha particles
MeSH headings : Air Pollutants, Radioactive / analysis; Filtration / instrumentation; North Carolina; Plutonium / analysis; Radiation Monitoring / methods; Radon Daughters / analysis; Uranium / analysis
TL;DR: Validation of this method to produce rapid, conservative and defensible transuranic alpha activity estimates was accomplished through introduction of surrogate transuric activity, 239Pu and 230Th check sources, along with the naturally occurring radioactive progeny from an environmental air filter. (via Semantic Scholar)
UN Sustainable Development Goal Categories
Sources: Web Of Science, ORCID, NC State University Libraries, Crossref
Added: July 15, 2019

2019 journal article

Demonstration of the relationship between sensitivity and identifiability for inverse uncertainty quantification

Journal of Computational Physics, 396, 12–30.

author keywords: Inverse uncertainty quantification; Modular Bayesian approach; Identifiability; Sensitivity
TL;DR: It is shown that identifiability is largely related to the sensitivity of the calibration parameters with regards to the chosen responses, and an improved modular Bayesian approach for inverse UQ is adopted that does not require priors for the model discrepancy term. (via Semantic Scholar)
Source: ORCID
Added: July 5, 2019

2019 journal article

Gaussian Process–Based Inverse Uncertainty Quantification for TRACE Physical Model Parameters Using Steady-State PSBT Benchmark

Nuclear Science and Engineering, 193(1-2), 100–114.

Contributors: C. Wang*, X. Wu* & T. Kozlowski*

author keywords: Inverse uncertainty quantification; Gaussian process; physical model parameter uncertainty; PSBT benchmark
TL;DR: The issue of missing uncertainty information for physical model parameters in the thermal-hydraulic code TRACE is addressed with inverse uncertainty quantification (IUQ), using the steady-state void fraction experimental data in the Organisation for Economic Co-operation and Development/Nuclear Energy Agency PSBT (Pressurized water reactor Sub-channel and Bundle Tests benchmark). (via Semantic Scholar)
UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Source: ORCID
Added: July 5, 2019

2019 journal article

Erosion characterization of SiC and Ti3SiC2 on DIII-D using focused ion beam micro-trenches

Nuclear Materials and Energy, 19, 316–323.

By: J. Coburn*, E. Unterberg*, J. Barton*, D. Rudakov*, I. Bykov*, C. Parish*, R. Wilcox*, C. Lasnier* ...

Sources: Web Of Science, NC State University Libraries, Crossref
Added: July 1, 2019

2019 journal article

Performance Evaluation of Surface-Activated Solid-State Welding for ASTM A992 Structural Steel

JOURNAL OF MATERIALS IN CIVIL ENGINEERING, 31(8).

By: M. Morrison n, J. Gould*, I. Charit* & T. Hassan n

Source: Web Of Science
Added: July 1, 2019

2019 journal article

Calculation of threshold displacement energies in UO2

JOURNAL OF NUCLEAR MATERIALS, 520, 152–164.

UN Sustainable Development Goal Categories
7. Affordable and Clean Energy (OpenAlex)
Sources: Web Of Science, NC State University Libraries
Added: July 1, 2019

2019 journal article

Exploiting fission chain reaction dynamics to image fissile materials

NUCLEAR INSTRUMENTS & METHODS IN PHYSICS RESEARCH SECTION A-ACCELERATORS SPECTROMETERS DETECTORS AND ASSOCIATED EQUIPMENT, 935, 198–206.

By: P. Chapman n, J. Mueller n, J. Newby* & J. Mattingly n

author keywords: Disarmament verification; Neutron coded aperture imaging; Time-correlated pulse-height analysis; Special nuclear material
Source: Web Of Science
Added: June 24, 2019

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