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Thomas Evans

 https://orcid.org/0000-0001-5743-3788
Calculated based on number of publications stored in Pure and citations from Scopus
1995 …2024

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  • 2024

    Understanding the Macroscopic Cross Section Treatment in Hybrid Continuous Energy and Multigroup Depletion using the Shift Monte Carlo Code

    Lujan, V., Painter, B., Kim, I., Fratoni, M., Evans, T. M., Pandya, T. M. & Kotlyar, D., 2024, Proceedings of the International Conference on Physics of Reactors, PHYSOR 2024. American Nuclear Society, p. 622-631 10 p. (Proceedings of the International Conference on Physics of Reactors, PHYSOR 2024).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2023

    Exascale Multiphysics Nuclear Reactor Simulations for Advanced Designs

    Merzari, E., Hamilton, S., Evans, T., Min, M., Fischer, P., Kerkemeier, S., Fang, J., Romano, P., Lan, Y. H., Phillips, M., Biondo, E., Royston, K., Warburton, T., Chalmers, N. & Rathnayake, T., Nov 12 2023, Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023. Association for Computing Machinery, Inc, 3. (Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    4 Scopus citations

  • Exascale Multiphysics Nuclear Reactor Simulations for Advanced Designs

    Merzari, E., Hamilton, S., Evans, T., Romano, P., Fischer, P., Min, M., Kerkemeier, S., Lan, Y. H., Fang, J., Phillips, M., Rathnayake, T., Biondo, E., Royston, K., Chalmers, N. & Warburton, T., 2023, SC 2023 - International Conference for High Performance Computing, Networking, Storage and Analysis. IEEE Computer Society, (International Conference for High Performance Computing, Networking, Storage and Analysis, SC).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access

  • Frontier: Exploring Exascale the System Architecture of the First Exascale Supercomputer

    Atchley, S., Zimmer, C., Lange, J., Bernholdt, D., Melesse Vergara, V., Beck, T., Brim, M., Budiardja, R., Chandrasekaran, S., Eisenbach, M., Evans, T., Ezell, M., Frontiere, N., Georgiadou, A., Glenski, J., Grete, P., Hamilton, S., Holmen, J., Huebl, A. & Jacobson, D. & 13 others, Joubert, W., McMahon, K., Merzari, E., Moore, S., Myers, A., Nichols, S., Oral, S., Papatheodore, T., Perez, D., Rogers, D. M., Schneider, E., Vay, J. L. & Yeung, P. K., Nov 12 2023, Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023. Association for Computing Machinery, Inc, 52. (Proceedings of the International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2023).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    8 Scopus citations

  • Frontier: Exploring Exascale The System Architecture of the First Exascale Supercomputer

    Atchley, S., Zimmer, C., Lange, J. R., Bernholdt, D. E., Melesse Vergara, V. G., Beck, T., Brim, M. J., Budiardja, R., Chandrasekaran, S., Eisenbach, M., Evans, T., Ezell, M., Frontiere, N., Georgiadou, A., Glenski, J., Grete, P., Hamilton, S., Holmen, J., Huebl, A. & Jacobson, D. & 13 others, Joubert, W., McMahon, K., Merzari, E., Moore, S. G., Myers, A., Nichols, S., Oral, S., Papatheodore, T., Perez, D., Rogers, D. M., Schneider, E., Vay, J. L. & Yeung, P. K., 2023, SC 2023 - International Conference for High Performance Computing, Networking, Storage and Analysis. IEEE Computer Society, (International Conference for High Performance Computing, Networking, Storage and Analysis, SC).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    4 Scopus citations
  • 2021

    Algorithm for Free Gas Elastic Scattering without Rejection Sampling

    Biondo, E., Sobes, V., Holcomb, A., Hamilton, S. & Evans, T., 2021, Proceedings of the International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2021. American Nuclear Society, p. 948-959 12 p. (Proceedings of the International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2021).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations
  • 2020

    Effect of fission source spectrum on monte carlo calculation of ex-core quantities

    Davidson, E. E., Pandya, T. M., Royston, K. E., Evans, T. M., Godfrey, A. T., Henderson, S. C., Wolfram, G. & Risner, J. M., 2020, International Conference on Physics of Reactors: Transition to a Scalable Nuclear Future, PHYSOR 2020. Margulis, M. & Blaise, P. (eds.). EDP Sciences - Web of Conferences, p. 326-333 8 p. (International Conference on Physics of Reactors: Transition to a Scalable Nuclear Future, PHYSOR 2020; vol. 2020-March).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    2 Scopus citations

  • High-fidelity ex-core capabilities in VERA

    Pandya, T., Royston, K., Davidson, E., Evans, T., Godfrey, A., Henderson, S., Gentry, C., Stimpson, S. & Collins, B., 2020, International Conference on Physics of Reactors: Transition to a Scalable Nuclear Future, PHYSOR 2020. Margulis, M. & Blaise, P. (eds.). EDP Sciences - Web of Conferences, p. 1118-1125 8 p. (International Conference on Physics of Reactors: Transition to a Scalable Nuclear Future, PHYSOR 2020; vol. 2020-March).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    3 Scopus citations
  • 2018

    Continuous-energy Monte Carlo neutron transport on GPUs in shift

    Hamilton, S. P., Evans, T. M. & Slattery, S. R., 2018, AISTech 2018 Proceedings - Iron and Steel Technology Conference and Exposition. Association for Iron and Steel Technology, AISTECH, p. 401-403 3 p. (AISTech - Iron and Steel Technology Conference Proceedings; vol. 2018-May).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • The state of Monte Carlo neutron transport on GPU accelerators – A review

    Sweezy, J. E., Solomon, C. J., Burke, T. P., Hamilton, S. P. & Evans, T. M., 2018, 20th Topical Meeting of the Radiation Protection and Shielding Division, RPSD 2018. American Nuclear Society, (20th Topical Meeting of the Radiation Protection and Shielding Division, RPSD 2018).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2017

    In situ visualization of radiation transport geometry

    Kim, M., Evans, T., Klasky, S. & Pugmire, D., Nov 12 2017, Proceedings of ISAV 2017: In Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization - Held in conjunction with SC 2017: The International Conference for High Performance Computing, Networking, Storage and Analysis. Association for Computing Machinery, Inc, p. 7-11 5 p. (Proceedings of ISAV 2017: In Situ Infrastructures for Enabling Extreme-Scale Analysis and Visualization - Held in conjunction with SC 2017: The International Conference for High Performance Computing, Networking, Storage and Analysis).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    1 Scopus citations
  • 2016

    FW/CADIS-Ω: An angle-informed hybrid method for deep-penetration radiation transport

    Munk, M., Slaybaugh, R. N., Pandya, T. M., Johnson, S. R. & Evans, T. M., 2016, Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century. American Nuclear Society, p. 1069-1086 18 p. (Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Nuclide depletion capabilities in the shift Monte Carlo code

    Davidson, G. G., Pandya, T. M., Isotalo, A. E., Johnson, S. R., Evans, T. M. & Wieselquist, W. A., 2016, Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century. American Nuclear Society, p. 494-508 15 p. (Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    15 Scopus citations

  • Overview of the Consortium for the Advanced Simulation of Light Water Reactors (CASL)

    Kulesza, J. A., Franceschini, F., Evans, T. M. & Gehin, J. C., Feb 3 2016, ISRD 2014 - International Symposium on Reactor Dosimetry. Lyoussi, A. (ed.). EDP Sciences, 03002. (EPJ Web of Conferences; vol. 106).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    Open Access
    7 Scopus citations

  • VERA benchmarking results for Krŝko Nuclear Power plant cycle 1

    Godfrey, A., Jessee, M., Stimpson, S., Collins, B., Evans, T., Kromar, M., Franceschini, F. & Salazar, D., 2016, Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century. American Nuclear Society, p. 3998-4008 11 p. (Physics of Reactors 2016, PHYSOR 2016: Unifying Theory and Experiments in the 21st Century; vol. 6).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations
  • 2015

    A modified moving least square algorithm for solution transfer on a spacer grid surface

    Slattery, S. R., Hamilton, S. P. & Evans, T. M., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 2577-2588 12 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • AP1000® PWR startup core modeling and simulation with VERA-CS

    Franceschini, F., Godfrey, A. T., Stimpson, S., Evans, T., Collins, B., Gehin, J. C., Turner, J., Graham, A. & Downar, T., 2015, 5th Topical Meeting on Advances in Nuclear Fuel Management, ANFM 2015: Advances in Nuclear Fuel Management V. American Nuclear Society, p. 241-252 12 p. (5th Topical Meeting on Advances in Nuclear Fuel Management, ANFM 2015: Advances in Nuclear Fuel Management V).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    9 Scopus citations

  • Design of a high fidelity core simulator for analysis of pellet CLAD interaction

    Pawlowski, R., Clarno, K., Montgomery, R., Salko, R., Evans, T., Turner, J. & Gaston, D., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 2321-2333 13 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    11 Scopus citations

  • Dose estimation for complex urban environments using RUGUD, SWORD, ADVANTG and Denovo

    Li, A., Lekoudis, G., Mosher, S., Evans, T. & Johnson, S., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 2752-2763 12 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    2 Scopus citations

  • High fidelity modeling of Pellet-CLAD interaction using the CASL virtual environment for reactor applications

    Clarno, K. T., Pawlowski, R. P., Montgomery, R. O., Evans, T. M., Collins, B. S., Kochunas, B., Gaston, D. & Turner, J. A., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 2345-2359 15 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    19 Scopus citations

  • Rayleigh quotient iteration with a multigrid in energy preconditioner for massively parallel neutron transport

    Slaybaugh, R. N., Evans, T. M., Davidson, G. G. & Wilson, P. P. H., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 2563-2576 14 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Shift: A massively parallel Monte Carlo radiation transport package

    Pandya, T. M., Johnson, S. R., Davidson, G. G., Evans, T. M. & Hamilton, S. P., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 1472-1485 14 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    14 Scopus citations

  • Three-dimensional discrete ordinates reactor assembly calculations on GPUs

    Evans, T. M., Joubert, W., Hamilton, S. P., Johnson, S. R., Turner, J. A., Davidson, G. G. & Pandya, T. M., 2015, Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015. American Nuclear Society, p. 1192-1205 14 p. (Mathematics and Computations, Supercomputing in Nuclear Applications and Monte Carlo International Conference, M and C+SNA+MC 2015; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    7 Scopus citations
  • 2013

    A spectral analysis of the domain decomposed Monte Carlo method for linear systems

    Slattery, S. R., Wilson, P. P. H. & Evans, T. M., 2013, International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013. p. 2523-2534 12 p. (International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013; vol. 4).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Automatic mesh adaptivity for cadis and fw-cadis neutronics modeling of difficult shielding problems

    Ibrahim, A. M., Peplow, D. E., Mosher, S. W., Wagner, J. C., Evans, T. M., Wilson, P. P. & Sawan, M. E., 2013, International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013. p. 1411-1428 18 p. (International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    1 Scopus citations

  • Discrete ordinate quadrature selection for reactor-based eigenvalue problems

    Jarrell, J. J., Evans, T. M. & Davidson, G. G., 2013, International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013. p. 593-606 14 p. (International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Multiphysics simulations for LWR analysis

    Hamilton, S., Clarno, K., Berrill, M., Evans, T., Davidson, G., Lefebvre, R., Sampath, R., Hansel, J., Ragusa, J. & Josey, C., 2013, International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013. p. 1797-1808 12 p. (International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering, M and C 2013; vol. 3).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    6 Scopus citations
  • 2012

    Acceleration of Monte Carlo criticality calculations using deterministic-based starting sources

    Ibrahim, A. M., Peplow, D. E., Wagner, J. C., Mosher, S. W. & Evans, T. M., 2012, International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics. p. 854-868 15 p. (International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Full core reactor analysis: Running Denovo on Jaguar

    Jarrell, J. J., Godfrey, A. T., Evans, T. M. & Davidson, G. G., 2012, International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics. p. 3756-3766 11 p. (International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • High performance radiation transport simulations: Preparing for TITAN

    Baker, C., Davidson, G., Evans, T. M., Hamilton, S., Jarrell, J. & Joubert, W., 2012, 2012 International Conference for High Performance Computing, Networking, Storage and Analysis, SC 2012. 6468508. (International Conference for High Performance Computing, Networking, Storage and Analysis, SC).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    19 Scopus citations

  • Rayleigh quotient iteration in 3D, deterministic neutron transport

    Slaybaugh, R. N., Evans, T. M., Davidson, G. G. & Wilson, P. P. H., 2012, International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics. p. 607-618 12 p. (International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Variance estimation in domain decomposed Monte Carlo eigenvalue calculations

    Mervin, B. T., Mosher, S. W., Evans, T. M., Wagner, J. C. & Maldonado, G. I., 2012, International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics. p. 896-910 15 p. (International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics; vol. 1).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations

  • Verification of the shift Monte Carlo code with the C5G7 reactor benchmark

    Sly, N. C., Mervin, B. T., Mosher, S. W., Evans, T. M., Wagner, J. C. & Maldonado, G. I., 2012, International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics. p. 4349-4359 11 p. (International Conference on the Physics of Reactors 2012, PHYSOR 2012: Advances in Reactor Physics; vol. 5).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    4 Scopus citations
  • 2011

    Python for development of OpenMP and CUDA kernels for multidimensional data

    Vacaliuc, B., Patlolla, D. R., D'Azevedo, E., Davidson, G. G., Munro, J. K., Evans, T. M., Joubert, W. & Bell, Z. W., 2011, Proceedings - 2011 Symposium on Application Accelerators in High-Performance Computing, SAAHPC 2011. p. 159-167 9 p. 6031579. (Proceedings - 2011 Symposium on Application Accelerators in High-Performance Computing, SAAHPC 2011).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • 2009

    A Monte Carlo synthetic acceleration method for the non-linear, time-dependent diffusion equation

    Evans, T. M. & Mosher, S. W., 2009, American Nuclear Society - International Conference on Mathematics, Computational Methods and Reactor Physics 2009, M and C 2009. p. 1361-1370 10 p. (American Nuclear Society - International Conference on Mathematics, Computational Methods and Reactor Physics 2009, M and C 2009; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    3 Scopus citations

  • Automated weight-window generation for threat detection applications using advantg

    Mosher, S. W., Miller, T. M., Evans, T. M. & Wagner, J. C., 2009, American Nuclear Society - International Conference on Mathematics, Computational Methods and Reactor Physics 2009, M and C 2009. p. 1334-1346 13 p. (American Nuclear Society - International Conference on Mathematics, Computational Methods and Reactor Physics 2009, M and C 2009; vol. 2).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    14 Scopus citations

  • Geant4-related R & D for new particle transport methods

    Augelli, M., Begalli, M., Evans, T., Gargioni, E., Hauf, S., Kim, C. H., Kuster, M., Pia, M. G., Queiroz Filho, P., Quintieri, L., Saracco, P., Souza Santos, D., Weidenspointner, G. & Zoglauer, A., 2009, 2009 IEEE Nuclear Science Symposium Conference Record, NSS/MIC 2009. p. 173-176 4 p. 5401819. (IEEE Nuclear Science Symposium Conference Record).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

    6 Scopus citations
  • 2007

    A hybrid Monte Carlo-diffusion method for radiation transport on adaptive mesh refinement-type meshes

    Densmore, J. D., Evans, T. M. & Buksas, M. W., 2007, Joint International Topical Meeting on Mathematics and Computations and Supercomputing in Nuclear Applications, M and C + SNA 2007. (Joint International Topical Meeting on Mathematics and Computations and Supercomputing in Nuclear Applications, M and C + SNA 2007).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

  • Implicit Monte Carlo methods for coupled three-temperature transport

    Evans, T. M. & Densmore, J. D., 2007, Joint International Topical Meeting on Mathematics and Computations and Supercomputing in Nuclear Applications, M and C + SNA 2007. (Joint International Topical Meeting on Mathematics and Computations and Supercomputing in Nuclear Applications, M and C + SNA 2007).

    Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review