Downar, Thomas: search on Z-Library

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1

Letter to the Editor on the paper by W. Wulff, “Critical review of conservation equations for two-phase flow in the U.S. NRC TRACE Code”

Chris L. Hoxie, John H. Mahaffy, Stephen M. Bajorek, Joseph Staudenmeier, Christopher Murray, Thomas J. Downar

Journal:

Nuclear Engineering and Design

Year:

2011

Language:

english

File:

PDF, 290 KB

english, 2011

2

Optimization of Core Reload Design for Low-Leakage Fuel Management in Pressurized Water Reactors

Kim, Young Jin, Downar, Thomas J., Sesonske, Alexander

Journal:

Nuclear Science and Engineering

Year:

1987

Language:

english

File:

PDF, 1.77 MB

english, 1987

3

Spatial decomposition of structured grids for nuclear reactor simulations

Fitzgerald, Andrew P., Kochunas, Brendan, Stimpson, Shane, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2019

File:

PDF, 4.25 MB

2019

4

VALIDATION OF NUMERICAL METHODS TO CALCULATE BYPASS FLOW IN A PRISMATIC GAS-COOLED REACTOR CORE

TAK, NAM-IL, KIM, MIN-HWAN, LIM, HONG-SIK, NOH, JAE MAN, DRZEWIECKI, TIMOTHY J., SEKER, VOLKAN, DOWNAR, THOMAS J., KELLY, JOSEPH

Journal:

Nuclear Engineering and Technology

Year:

2013

Language:

english

File:

PDF, 5.64 MB

english, 2013

5

Stability and accuracy of 3D neutron transport simulations using the 2D/1D method in MPACT

Collins, Benjamin, Stimpson, Shane, Kelley, Blake W., Young, Mitchell T.H., Kochunas, Brendan, Graham, Aaron, Larsen, Edward W., Downar, Thomas, Godfrey, Andrew

Journal:

Journal of Computational Physics

Year:

2016

Language:

english

File:

PDF, 1.52 MB

english, 2016

6

Transient analysis of C5G7-TD benchmark with MPACT

Shen, Qicang, Wang, Yiran, Jabaay, Daniel, Kochunas, Brendan, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2019

Language:

english

File:

PDF, 4.37 MB

english, 2019

7

SPERT III E-Core critical experiment benchmarks calculation with NECP-X and KENO-VI

Zhao, Chen, Liu, Zhouyu, Cao, Lu, Shen, Qicang, Downar, Thomas, Cao, Liangzhi

Journal:

Progress in Nuclear Energy

Year:

2020

File:

PDF, 3.84 MB

2020

8

Application of TRACE/PARCS to BWR stability analysis

Yunlin Xu, Thomas Downar, R. Walls, K. Ivanov, J. Staudenmeier, J. March-Lueba

Journal:

Annals of Nuclear Energy

Year:

2009

Language:

english

File:

PDF, 1.63 MB

english, 2009

9

Thorium Fuel Performance in a Tight-Pitch Light Water Reactor Lattice

Kim, Taek Kyum, Downar, Thomas J.

Journal:

Nuclear Technology

Year:

2002

Language:

english

File:

PDF, 854 KB

english, 2002

10

Methods and Model Development for Coupled RELAP5/PARCS Analysis of the Atucha-II Nuclear Power Plant

Ward, Andrew M., Collins, Benjamin S., Madariaga, Marcelo, Xu, Yunlin, Downar, Thomas J.

Journal:

Science and Technology of Nuclear Installations

Year:

2011

Language:

english

File:

PDF, 6.81 MB

english, 2011

11

Stability analysis of the Backward Euler time discretization for the pin-resolved transport transient reactor calculation

Zhu, Ang, Xu, Yunlin, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2016

Language:

english

File:

PDF, 2.64 MB

english, 2016

12

Harmonic perturbation theory for the analysis of boiling water reactor regional instabilities

Thomas J. Downar, David A. Phegley

Journal:

Annals of Nuclear Energy

Year:

1995

Language:

english

File:

PDF, 1022 KB

english, 1995

13

Impact of improved neutronic methodology on the cladding response during a PWR reactivity initiated accident

Hursin, Mathieu, Downar, Thomas J., Montgomery, Robert

Journal:

Nuclear Engineering and Design

Year:

2013

Language:

english

File:

PDF, 1.91 MB

english, 2013

14

Proof-of-principle of high-fidelity coupled CRUD deposition and cycle depletion simulation

Walter, Daniel J., Kendrick, Brian K., Petrov, Victor, Manera, Annalisa, Collins, Benjamin, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2015

Language:

english

File:

PDF, 4.59 MB

english, 2015

15

[ASME 10th International Conference on Nuclear Engineering - Arlington, Virginia, USA (April 14–18, 2002)] 10th International Conference on Nuclear Engineering, Volume 4 - Thoria-Based Cermet Nuclear Fuel: Neutronics Fuel Design and Fuel Cycle Analysis

Downar, Thomas J., McDeavitt, Sean M., Revankar, S. T., Solomon, A. A., Kim, T. K.

Year:

2002

Language:

english

File:

PDF, 259 KB

english, 2002

16

A Comparison of Unipolar and Bipolar Electrodes During Cardiac Mapping Studies

S. KIMBER, EUGENE DOWNAR, S. MASSE, ELIAS SEVAPTSIDIS, THOMAS CHEN, LYNDA MICKLEBOROUGH, IAN PARSONS

Journal:

Pacing and Clinical Electrophysiology

Year:

1996

Language:

english

File:

PDF, 3.58 MB

english, 1996

17

A Liquid-Metal Reactor for Burning Minor Actinides of Spent Light Water Reactor Fuel—II: Nuclear Data Uncertainty Analysis

Choi, Hangbok, Downar, Thomas J.

Journal:

Nuclear Science and Engineering

Year:

1999

Language:

english

File:

PDF, 520 KB

english, 1999

18

Stability analysis of the CMFD scheme with linear prolongation

Shen, Qicang, Xu, Yunlin, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2019

Language:

english

File:

PDF, 2.09 MB

english, 2019

19

Mapping Conjugate Gradient Algorithms for Neutron Diffusion Applications onto SIMD, MIMD, and Mixed-Mode Machines

John John E. So, Thomas J. Downar, Raghunandan Janardhan, Howard Jay Siegel

Journal:

International Journal of Parallel Programming

Year:

1998

Language:

english

File:

PDF, 331 KB

english, 1998

20

An optimally diffusive Coarse Mesh Finite Difference method to accelerate neutron transport calculations

Zhu, Ang, Jarrett, Michael, Xu, Yunlin, Kochunas, Brendan, Larsen, Edward, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2016

Language:

english

File:

PDF, 3.45 MB

english, 2016

21

Surrogate-based multi-experiment calibration of the BISON fission gas behavior model

Nguyen, Tat Nghia, Downar, Thomas J.

Journal:

Nuclear Engineering and Design

Year:

2017

Language:

english

File:

PDF, 1.63 MB

english, 2017

22

Implementation of the transient fixed-source problem in the neutron transport code PROTEUS-MOC

Nguyen, Tat Nghia, Jung, Yeon Sang, Downar, Thomas, Lee, Changho

Journal:

Annals of Nuclear Energy

Year:

2019

Language:

english

File:

PDF, 1.70 MB

english, 2019

23

The Construction of Endocardial Balloon Arrays for Cardiac Mapping

THOMAS C.K. CHEN, IAN D. PARSON, EUGENE DOWNAR

Journal:

Pacing and Clinical Electrophysiology

Year:

1991

Language:

english

File:

PDF, 3.28 MB

english, 1991

24

Mechanisms of spontaneous shift of surface electrocardiographic configuration during ventricular tachycardia

Shane K. Kimber, Eugene Downar, Louise Harris, Galina Langer, Lynda L. Mickleborough, Stephane Masse, Elias Sevaptsidis, Thomas C.K. Chen

Journal:

Journal of the American College of Cardiology

Year:

1992

Language:

english

File:

PDF, 1.20 MB

english, 1992

25

Analysis of the OECD/NRC Oskarshamn-2 BWR stability benchmark

Kozlowski, Tomasz, Wysocki, Aaron, Gajev, Ivan, Xu, Yunlin, Downar, Thomas, Ivanov, Kostadin, Magedanz, Jeffrey, Hardgrove, Matthew, March-Leuba, Jose, Hudson, Nathanael, Ma, Weimin

Journal:

Annals of Nuclear Energy

Year:

2014

Language:

english

File:

PDF, 3.01 MB

english, 2014

26

Subplane collision probabilities method applied to control rod cusping in 2D/1D

Graham, Aaron, Collins, Benjamin, Stimpson, Shane, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2018

Language:

english

File:

PDF, 2.41 MB

english, 2018

27

Model and analysis of performance for the method of characteristics direction probabilities with boundary averaging

Liu, Zhouyu, Kochunas, Brendan, Collins, Benjamin, Downar, Thomas, Xu, Yunlin, Wu, Hongchun

Journal:

Progress in Nuclear Energy

Year:

2015

Language:

english

File:

PDF, 1.18 MB

english, 2015

28

Assessment of assembly homogenized two-steps core dynamic calculations using direct whole core transport solutions

Hursin, Mathieu, Downar, Thomas J., Yoon, Joo Il, Joo, Han Gyu

Journal:

Annals of Nuclear Energy

Year:

2016

Language:

english

File:

PDF, 983 KB

english, 2016

29

Moderator Feedback Effects in Two-Dimensional Nodal Methods for Pressurized Water Reactor Analysis

Downar, Thomas J.

Journal:

Nuclear Technology

Year:

1987

Language:

english

File:

PDF, 582 KB

english, 1987

30

Steam Line Break and Station Blackout Transients for Proliferation-Resistant Hexagonal Tight Lattice Boiling Water Reactor

Rohatgi, Upendra S., Jo, Jae H., Chung, Bub Dong, Takahashi, Hiroshi, Downar, Thomas J.

Journal:

Nuclear Technology

Year:

2004

Language:

english

File:

PDF, 694 KB

english, 2004

31

Spatial decomposition of structured grids for nuclear reactor simulations

Fitzgerald, Andrew P., Kochunas, Brendan, Stimpson, Shane, Downar, Thomas

Journal:

Annals of Nuclear Energy

Year:

2019

Language:

english

File:

PDF, 4.25 MB

english, 2019

32

Benchmark calculations for verification of thermo-fluid analysis codes using simplified model of the OECD/NEA MHTGR-350 core design

Lee, Sung Nam, Tak, Nam-il, Lim, Hong-Sik, Jo, Chang Keun, Seker, Volkan, Downar, Thomas J.

Journal:

Annals of Nuclear Energy

Year:

2020

File:

PDF, 4.33 MB

2020

33

Consistent Comparison of the Codes RELAP5/PARCS and TRAC-M/PARCS for the OECD MSLB Coupled Code Benchmark

Kozlowski, Tomasz, Miller, R. Matthew, Downar, Thomas J., Barber, Douglas A., Joo, Han Gyu

Journal:

Nuclear Technology

Year:

2004

Language:

english

File:

PDF, 521 KB

english, 2004

34

A Reverse Depletion Method for Pressurized Water Reactor Core Reload Design

Downar, Thomas J., Kim, Young Jin

Journal:

Nuclear Technology

Year:

1986

Language:

english

File:

PDF, 1.19 MB

english, 1986

35

Quasi-Diffusion Method with 3-D Cross Sections for TREAT Core Analysis

Xu, Yunlin, Seker, Volkan, Downar, Thomas J.

Journal:

Nuclear Technology

Year:

2019

File:

PDF, 4.53 MB

2019

36

Enhanced Lasso Regularization-Based Self-Adaptive Feature Selection Algorithm for the High-Dimensional Uncertainty Quantification of TREAT Transient Test Modeling

Zhou, Haining, Seker, Volkan, Downar, Thomas

Journal:

Nuclear Technology

Year:

2020

File:

PDF, 5.60 MB

2020

37

The Neutronics Design and Analysis of a 200-MW(electric) Simplified Boiling Water Reactor Core

Tinkler, Daniel R., Downar, Thomas J.

Journal:

Nuclear Technology

Year:

2003

Language:

english

File:

PDF, 431 KB

english, 2003

38

SPIE Proceedings [SPIE Optical Science, Engineering and Instrumentation '97 - San Diego, CA (Sunday 27 July 1997)] Computational, Experimental, and Numerical Methods for Solving Ill-Posed Inverse Imaging Problems: Medical and Nonmedical Applications - Weighted cost-function reconstruction in optical diffusion imaging

Ye, Jong C., Webb, Kevin J., Downar, Thomas J., Millane, Rick P., Barbour, Randall L., Carvlin, Mark J., Fiddy, Michael A.

Year:

1997

Language:

english

File:

PDF, 1.25 MB

english, 1997

39

Establishing a neutronics design and equilibrium cycle analysis for the I 2 S-LWR reactor with UO 2 and U 3 Si 2 Fuel

Ward, Andrew M., Hon, Ryan P., Kooreman, Gabe, Salazar, David, Franceschini, Fausto, Downar, Thomas J.

Journal:

Annals of Nuclear Energy

Year:

2018

Language:

english

File:

PDF, 5.05 MB

english, 2018

40

Characteristics of Local Electrograms with Diastolic Potentials: Identification of Different Components of Return Pathways in Ventricular Tachycardia

Junichi Saito, Eugene Downar, J. Colin Doig, Stéphane Masse, Elias Sevaptsidis, Mei-Hao Shi, Thomas C.K. Chen, Shane Kimber, Louise Harris, Lynda L. Mickleborough

Journal:

Journal of Interventional Cardiac Electrophysiology

Year:

1998

Language:

english

File:

PDF, 326 KB

english, 1998

41

Analysis of the Core Power Response during a PWR Rod Ejection Transient Using the PARCS Nodal Code and the DeCART MOC Code

Hursin, Mathieu, Downar, Thomas J., Kochunas, Brendan

Journal:

Nuclear Science and Engineering

Year:

2012

Language:

english

File:

PDF, 1.23 MB

english, 2012

42

901-61 Localization of the Return Pathway in Ischemic Ventricular Tachycardia by Diastolic Potential Mapping

Junichi Saito, Eugene Downar, J. Colin Doig, Louise Harris, Linda Mickleborough, Stephane Masse, Elias Sevaptsidis, Mei-Hao Shi, Shane Kimber, Thomas C.K. Chen

Journal:

Journal of the American College of Cardiology

Year:

1995

Language:

english

File:

PDF, 152 KB

english, 1995

43

Implementation of Two-Level Coarse-Mesh Finite Difference Acceleration in an Arbitrary Geometry, Two-Dimensional Discrete Ordinates Transport Method

Zhong, Zhaopeng, Downar, Thomas J., Xu, Yunlin, DeHart, Mark D., Clarno, Kevin T.

Journal:

Nuclear Science and Engineering

Year:

2008

Language:

english

File:

PDF, 550 KB

english, 2008

44

Convergence Analysis of the Nonlinear Coarse-Mesh Finite Difference Method for One-Dimensional Fixed-Source Neutron Diffusion Problem

Lee, Deokjung, Downar, Thomas J., Kim, Yonghee

Journal:

Nuclear Science and Engineering

Year:

2004

Language:

english

File:

PDF, 813 KB

english, 2004

45

Analysis of the OECD/NRC BWR Turbine Trip Transient Benchmark with the Coupled Thermal-Hydraulics and Neutronics Code TRAC-M/PARCS

Lee, Deokjung, Downar, Thomas J., Ulses, Anthony, Akdeniz, Bedirhan, Ivanov, Kostadin N.

Journal:

Nuclear Science and Engineering

Year:

2004

Language:

english

File:

PDF, 1.02 MB

english, 2004

46

Development and Analysis of TREAT Neutronics Benchmarks

Seker, Volkan, Zhou, Haining, Downar, Thomas J.

Journal:

Nuclear Technology

Year:

2020

File:

PDF, 2.37 MB

2020

47

Transient simulation of an endothermic chemical process facility coupled to a high temperature reactor: Model development and validation

Nicholas R. Brown, Volkan Seker, Shripad T. Revankar, Thomas J. Downar

Journal:

Nuclear Engineering and Design

Year:

2012

Language:

english

File:

PDF, 1.79 MB

english, 2012

48

Theory and analysis of accuracy for the method of characteristics direction probabilities with boundary averaging

Liu, Zhouyu, Collins, Benjamin, Kochunas, Brendan, Downar, Thomas, Xu, Yunlin, Wu, Hongchun

Journal:

Annals of Nuclear Energy

Year:

2015

Language:

english

File:

PDF, 2.53 MB

english, 2015

49

Sensitivity of Photoneutron Production to Perturbations in Cross-Section Data

Clarke, S. D., Pozzi, Sara A., Padovani, E., Downar, Thomas J.

Journal:

Nuclear Science and Engineering

Year:

2008

Language:

english

File:

PDF, 563 KB

english, 2008

50

Continuous-Energy Multidimensional S N Transport for Problem-Dependent Resonance Self-Shielding Calculations

Zhong, Zhaopeng, Downar, Thomas J., Xu, Yunlin, Williams, Mark L., DeHart, Mark D.

Journal:

Nuclear Science and Engineering

Year:

2006

Language:

english

File:

PDF, 481 KB

english, 2006

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