Dr. Richard Vasques, Ph.D
Assistant Professor in Nuclear Engineering at The Ohio State University
Research Expertise
Publications
Nonclassical Particle Transport in One-Dimensional Random Periodic Media
Nuclear Science and Engineering / Jan 02, 2017
Vasques, R., Krycki, K., & Slaybaugh, R. N. (2017). Nonclassical Particle Transport in One-Dimensional Random Periodic Media. Nuclear Science and Engineering, 185(1), 78–106. https://doi.org/10.13182/nse16-35
Solution of the one-dimensional time-dependent discrete ordinates problem in a slab by the spectral and LTSN methods
Annals of Nuclear Energy / Jan 01, 2002
de Oliveira, J. V. P., Cardona, A. V., & de Vilhena, M. T. M. B. (2002). Solution of the one-dimensional time-dependent discrete ordinates problem in a slab by the spectral and LTSN methods. Annals of Nuclear Energy, 29(1), 13–20. https://doi.org/10.1016/s0306-4549(01)00033-0
One-Way Coupled Tumor Response Model for Combined-Hyperthermia-Radiotherapy Treatment with Anisotropic Scattering
Transactions of the American Nuclear Society - Volume 121 / Jan 01, 2019
Kuczek, J., Patel, J., & Vasques, R. (2019). One-Way Coupled Tumor Response Model for Combined-Hyperthermia-Radiotherapy Treatment with Anisotropic Scattering. Transactions of the American Nuclear Society - Volume 121. https://doi.org/10.13182/t31123
Computational modeling of particle deposition processes
Proceedings of the XXXVIII Iberian Latin American Congress on Computational Methods in Engineering / Jan 01, 2017
Campello, E. M. B. (2017). Computational modeling of particle deposition processes. Procedings of The XXXVIII Iberian Latin American Congress on Computational Methods in Engineering. https://doi.org/10.20906/cps/cilamce2017-0484
On the application of the analytical discrete ordinates method to the solution of nonclassical transport problems in slab geometry
Journal of Computational Physics / Apr 01, 2022
Moraes, L. R. C., Barichello, L. B., Barros, R. C., & Vasques, R. (2022). On the application of the analytical discrete ordinates method to the solution of nonclassical transport problems in slab geometry. Journal of Computational Physics, 455, 110982. https://doi.org/10.1016/j.jcp.2022.110982
The LTSN solution of the transport equation for one-dimensional cartesian geometry with c = 1
Kerntechnik / Mar 01, 2008
Segatto, C. F., Vilhena, M. T., & Marona, D. V. (2008). The LTSN solution of the transport equation for one-dimensional cartesian geometry with c = 1. Kerntechnik, 73(1–2), 57–60. https://doi.org/10.3139/124.100539
An improved spectral approach for solving the nonclassical neutral particle transport equation
Journal of Quantitative Spectroscopy and Radiative Transfer / Nov 01, 2022
Moraes, L. R. C., Patel, J. K., Barros, R. C., & Vasques, R. (2022). An improved spectral approach for solving the nonclassical neutral particle transport equation. Journal of Quantitative Spectroscopy and Radiative Transfer, 290, 108282. https://doi.org/10.1016/j.jqsrt.2022.108282
Modified Fokker-Planck Acceleration for Forward-Peaked Transport Problems in Slab Geometry
Journal of Computational and Theoretical Transport / Mar 17, 2021
Kuczek, J. J., Patel, J. K., & Vasques, R. (2021). Modified Fokker-Planck Acceleration for Forward-Peaked Transport Problems in Slab Geometry. Journal of Computational and Theoretical Transport, 50(5), 430–453. https://doi.org/10.1080/23324309.2021.1894174
On the occurrence of linearly dependent eigenvectors in nonclassical transport calculations
Journal of Quantitative Spectroscopy and Radiative Transfer / Jan 01, 2023
Moraes, L. R. C., Vasques, R., & Barros, R. C. (2023). On the occurrence of linearly dependent eigenvectors in nonclassical transport calculations. Journal of Quantitative Spectroscopy and Radiative Transfer, 295, 108407. https://doi.org/10.1016/j.jqsrt.2022.108407
A benchmark comparison of Monte Carlo particle transport algorithms for binary stochastic mixtures
Journal of Quantitative Spectroscopy and Radiative Transfer / Mar 01, 2011
Brantley, P. S. (2011). A benchmark comparison of Monte Carlo particle transport algorithms for binary stochastic mixtures. Journal of Quantitative Spectroscopy and Radiative Transfer, 112(4), 599–618. https://doi.org/10.1016/j.jqsrt.2010.06.007
A hybrid Analytical Discrete Ordinates-Response Matrix Constant Nodal method for one-speed X, Y-geometry transport problems
Progress in Nuclear Energy / Mar 01, 2024
Moraes, L. R. C., Patel, J. K., Barros, R. C., & Vasques, R. (2024). A hybrid Analytical Discrete Ordinates-Response Matrix Constant Nodal method for one-speed X, Y-geometry transport problems. Progress in Nuclear Energy, 168, 104985. https://doi.org/10.1016/j.pnucene.2023.104985
NGNP Composites R&D Technical Issues Study
Sep 15, 2008
(2008). NGNP Composites R&D Technical Issues Study. Office of Scientific and Technical Information (OSTI). https://doi.org/10.2172/975027
On a Response Matrix Solver for Slab-Geometry Neutral Particle Transport Problems in the Discrete Ordinates and Energy Multigroup Formulations Considering Non-Uniform Interior Sources
Journal of Computational and Theoretical Transport / Jan 02, 2023
Moraes, L. R. C., Barros, R. C., & Vasques, R. (2023). On a Response Matrix Solver for Slab-Geometry Neutral Particle Transport Problems in the Discrete Ordinates and Energy Multigroup Formulations Considering Non-Uniform Interior Sources. Journal of Computational and Theoretical Transport, 52(1), 55–77. https://doi.org/10.1080/23324309.2023.2194294
A Nonclassical Model to Eigenvalue Neutron Transport Calculations
Jan 01, 2023
Rodrigues da Costa Moraes, L., Barros, R. C., & Vasques, R. (2023). A Nonclassical Model to Eigenvalue Neutron Transport Calculations. https://doi.org/10.2139/ssrn.4484784
Using arXiv and ADS
Stars and Stellar Processes / Feb 07, 2019
Using arXiv and ADS. (2019, February 7). Stars and Stellar Processes; Cambridge University Press. https://doi.org/10.1017/9781108181914.033
Solução $ELTA_N$ para o Problema de Transporte com Fonte
TEMA - Tendências em Matemática Aplicada e Computacional / Aug 11, 2009
Cardona, A. V., & De Oliveira, J. V. P. (2009). Solução $ELTA_N$ para o Problema de Transporte com Fonte. TEMA - Tendências Em Matemática Aplicada e Computacional, 10(2). https://doi.org/10.5540/tema.2009.010.02.0125
Simulação da dispersão de poluentes em meio aquático usando Álgebra de Lie
Ciência e Natura / Jan 18, 2002
Zabadal, J. R., Haag, A., Vasques, R., & Segatto, C. F. (2002). Simulação da dispersão de poluentes em meio aquático usando Álgebra de Lie. Ciência e Natura, 145–156. https://doi.org/10.5902/2179460x63628
Unfolding of 239Pu–Be and 252Cf neutron energy spectra using passive multi-layer neutron spectrometer
Radiation Protection Dosimetry / Oct 01, 2023
Maciak, M., Domański, S., Tulik, P., Tymińska, K., & Gryziński, M. A. (2023). Unfolding of 239Pu–Be and 252Cf neutron energy spectra using passive multi-layer neutron spectrometer. Radiation Protection Dosimetry, 199(15–16), 1862–1866. https://doi.org/10.1093/rpd/ncad169
Generating Optimal Configurations for Neutron Source Distribution in Subcritical Systems. A Linear-Programming Approach
Jan 01, 2023
Rodrigues da Costa Moraes, L., Barros, R. C., & Vasques, R. (2023). Generating Optimal Configurations for Neutron Source Distribution in Subcritical Systems. A Linear-Programming Approach. https://doi.org/10.2139/ssrn.4646392
A Hybrid Analytical Discrete Ordinates-Response Matrix Constant Nodal Method for One-Speed X,Y-Geometry Transport Problems
Jan 01, 2023
Rodrigues da Costa Moraes, L., Patel, J. K., Barros, R. C., & Vasques, R. (2023). A Hybrid Analytical Discrete Ordinates-Response Matrix Constant Nodal Method for One-Speed X,Y-Geometry Transport Problems. https://doi.org/10.2139/ssrn.4601469
Transport synthetic acceleration for the
solution of the one-speed nonclassical
spectral SN
Journal of Computational and Applied Mathematics / Feb 01, 2022
Patel, J. K., Moraes, L. R. C., Vasques, R., & Barros, R. C. (2022). Transport synthetic acceleration for the solution of the one-speed nonclassical spectral S<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline" id="d1e227" altimg="si3.svg"><mml:msub><mml:mrow /><mml:mrow><mml:mi>N</mml:mi></mml:mrow></mml:msub></mml:math> equations in slab geometry. Journal of Computational and Applied Mathematics, 401, 113768. https://doi.org/10.1016/j.cam.2021.113768
Asymptotic Derivation of the Simplified PN Equations for Nonclassical Transport with Anisotropic Scattering
Journal of Computational and Theoretical Transport / Sep 18, 2020
Palmer, R. K., & Vasques, R. (2020). Asymptotic Derivation of the Simplified PN Equations for Nonclassical Transport with Anisotropic Scattering. Journal of Computational and Theoretical Transport, 49(7), 331–348. https://doi.org/10.1080/23324309.2020.1816552
A spectral approach for solving the nonclassical transport equation
Journal of Computational Physics / Feb 01, 2020
Vasques, R., Moraes, L. R. C., Barros, R. C., & Slaybaugh, R. N. (2020). A spectral approach for solving the nonclassical transport equation. Journal of Computational Physics, 402, 109078. https://doi.org/10.1016/j.jcp.2019.109078
Exact Transport Representations of the Classical and Nonclassical Simplified PN Equations
Journal of Computational and Theoretical Transport / Sep 19, 2018
Makine, I., Vasques, R., & Slaybaugh, R. N. (2018). Exact Transport Representations of the Classical and Nonclassical Simplified PN Equations. Journal of Computational and Theoretical Transport, 47(4–6), 326–349. https://doi.org/10.1080/23324309.2018.1496938
A nonstiff solution for the stochastic neutron point kinetics equations
Annals of Nuclear Energy / Nov 01, 2016
Wollmann da Silva, M., Vasques, R., Bodmann, B. E. J., & Vilhena, M. T. (2016). A nonstiff solution for the stochastic neutron point kinetics equations. Annals of Nuclear Energy, 97, 47–52. https://doi.org/10.1016/j.anucene.2016.06.026
The nonclassical diffusion approximation to the nonclassical linear Boltzmann equation
Applied Mathematics Letters / Mar 01, 2016
Vasques, R. (2016). The nonclassical diffusion approximation to the nonclassical linear Boltzmann equation. Applied Mathematics Letters, 53, 63–68. https://doi.org/10.1016/j.aml.2015.10.003
Adjusted Levermore–Pomraning equations for diffusive random systems in slab geometry
Journal of Quantitative Spectroscopy and Radiative Transfer / Mar 01, 2015
Vasques, R., & Yadav, N. K. (2015). Adjusted Levermore–Pomraning equations for diffusive random systems in slab geometry. Journal of Quantitative Spectroscopy and Radiative Transfer, 154, 98–112. https://doi.org/10.1016/j.jqsrt.2014.12.012
Influence of Stochastic Moments on the Solution of the Neutron Point Kinetics Equation
Integral Methods in Science and Engineering / Jan 01, 2015
da Silva, M. W., Bodmann, B. E. J., Vilhena, M. T. B., & Vasques, R. (2015). Influence of Stochastic Moments on the Solution of the Neutron Point Kinetics Equation. In Integral Methods in Science and Engineering (pp. 675–686). Springer International Publishing. https://doi.org/10.1007/978-3-319-16727-5_56
The Nonclassical Boltzmann Equation and DIffusion-Based Approximations to the Boltzmann Equation
SIAM Journal on Applied Mathematics / Jan 01, 2015
Frank, M., Krycki, K., Larsen, E. W., & Vasques, R. (2015). The Nonclassical Boltzmann Equation and DIffusion-Based Approximations to the Boltzmann Equation. SIAM Journal on Applied Mathematics, 75(3), 1329–1345. https://doi.org/10.1137/140999451
Non-classical particle transport with angular-dependent path-length distributions. I: Theory
Annals of Nuclear Energy / Aug 01, 2014
Vasques, R., & Larsen, E. W. (2014). Non-classical particle transport with angular-dependent path-length distributions. I: Theory. Annals of Nuclear Energy, 70, 292–300. https://doi.org/10.1016/j.anucene.2013.12.021
Non-classical particle transport with angular-dependent path-length distributions. II: Application to pebble bed reactor cores
Annals of Nuclear Energy / Aug 01, 2014
Vasques, R., & Larsen, E. W. (2014). Non-classical particle transport with angular-dependent path-length distributions. II: Application to pebble bed reactor cores. Annals of Nuclear Energy, 70, 301–311. https://doi.org/10.1016/j.anucene.2013.12.020
Nuclear Energy is Renewable Energy
Energy Research Journal / Feb 01, 2014
Vasques, R. (2014). Nuclear Energy is Renewable Energy. Energy Research Journal, 5(2), 33–34. https://doi.org/10.3844/erjsp.2014.33.34
A generalized linear Boltzmann equation for non-classical particle transport
Journal of Quantitative Spectroscopy and Radiative Transfer / Mar 01, 2011
Larsen, E. W., & Vasques, R. (2011). A generalized linear Boltzmann equation for non-classical particle transport. Journal of Quantitative Spectroscopy and Radiative Transfer, 112(4), 619–631. https://doi.org/10.1016/j.jqsrt.2010.07.003
Uma Nova Versão do Método LTAN
TEMA - Tendências em Matemática Aplicada e Computacional / Apr 13, 2004
Cardona, A. V., Vasques, R., & Vilhena, M. T. (2004). Uma Nova Versão do Método LTAN. TEMA - Tendências Em Matemática Aplicada e Computacional, 5(1). https://doi.org/10.5540/tema.2004.05.01.0049
Education
University of Michigan–Ann Arbor
Ph.D., Applied & Interdisciplinary Mathematics (partner discipline: nuclear engineering) / July, 2009
Experience
The Ohio State University
Assistant Professor / 2017 — Present
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