General Information

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Roman Samulyak

Computational Scientist

Education

  • Ph.D. in Mathematical Sciences, New Jersey Inst. of Technology / Rutgers Univ., 1999
  • Ph.D. in Mathematical Physics, Lviv Technical University, Ukraine, 1995
  • M.S. in Physics, Lviv University, Ukraine, 1992

Areas of Interest

  • Mathematical modeling of complex systems and large scale computing
  • Particle and mesh based algorithms for PDE's
  • Algorithms for multicore supercomputers
  • Applications to accelerator science
  • Nuclear fusion and fission
  • Multiphase fluid flows
  • Power grid optimization

Experience

  • Professor, Department of Applied Mathematics and Statistics, Stony Brook University, 2013-present
  • Associate Professor, Department of Applied Mathematics and Statistics, Stony Brook University, 2007 - 2013
  • Scientist, Computational Science Center, Brookhaven National Lab, 2005 - present
  • Associate Scientist, Computational Science Center, Brookhaven National Lab, 2003 - 2005
  • Assistant Scientist, Computational Science Center, Brookhaven National Lab, 2001 - 2003
  • Postdoc, Computational Science Center, Brookhaven National Lab, 1999 - 2001

Publications (since 2006)

R. Samulyak, H.C. Chen, H. Kirk., K. McDonald, Simulation of high-power mercury jet targets for neutrino factory and muon collider, in Proc. NA-PAC 2013, North American Particle Accelerator Conference, Sep. 29 - Oct. 3, 2013, Pacadena, CA, paper TUPBA09.

R. Samulyak, K. Yu, M. Chung, A. Tollestrup, K. Yonehara, R. D. Ryne, Algorithms for self-consistent simulations of beam-induced plasma in muon cooling devices, in Proc. NA-PAC 2013, North American Particle Accelerator Conference, Sep. 29 - Oct. 3, 2013, Pacadena, CA, paper MOPBA06. 

H. Kim, L. Zhang, R. Samulyak, P.Parks, On the structure of plasma liners for plasma jet induced magnetoinertial fusion, Phys. Plasmas 20, 022704, 2013

T. Guo, S. Wang, R. Samulyak, Sharp interface algorithm for large density ratio incompressible multiphase magnetohydrodynamic flows, Procedia Comp. Science, 2013.

R. J. Abrams et. al., International design study for the Neutrino Factory, interim design report, 2011. BNL-96453-2011; CERN-ATS-2011-216

H. Kim, R. Samulyak, L. Zhang, P. Parks, Influence of atomic processes on the implosion of plasma liners, Physics of Plasmas, 19:082711, 2012.

R. Samulyak, P. Parks, L. Wu, Spherically symmetric simulation of plasma liner driven magnetoinertial fusion, Physics of Plasmas, 17 (2010), 092702.

R. Samulyak, W. Bo, Xiaolin Li, H. Kirk, K. McDonald, Computational algorithms for multiphase magnetohydrodynamics and applications, Condensed Matter Physics, 13 (2010), No 4, 43402: 1 - 12.

S. Wang, R. Samulyak, T. Guo, An embedded boundary method for parabolic problems with interfaces and application to multi-material systems with phase transitions, Acta Mathematica Scientia, 30B (2010), No. 2, 499 - 521.

I. Bolotnov, F. Behafarid, D. Shaver, H. Hei, S. Anthal, K, Jansen, R. Samulyak, H. Wei, M. Podowski, Multiscale computer simulations of fission gas discharge during loss-of-flow accident in sodium fast reactor, OECD Nuclear Energy Agency & IAEA Workshop (CFD4NRS-3) on Experimental Validation and Application of CFD and CMFD Codes to Nuclear Reactor Safety Issues, Washington D.C., USA, 14-16 September 2010

I. Bolotnov, F. Behafarid, D. Shaver, T. Guo, S. Wang, H. Wei, S. Anthal, K, Jansen, R. Samulyak, M. Podowski, Interaction of computational tools for multiscale multiphysics simulations of generation-IV rectors, Proceedings of ICAPP 2010, San Diego, CA, June 13-17, 2010, Paper 10141

P. Parks, T. Lu, R. Samulyak, Charging and E × B rotation of ablation clouds surrounding refueling pellets in hot fusion plasmas, Physics of Plasmas, 16, 060705 (2009).

H.G. Kirk, R. Samulyak, N. Simos, T. Tsang, I. Efthymiopoulos, A. Fabich, H. Haseroth, F. Haug, J. Lettry, V.B. Graves, P.T. Spampinato, K.T. McDonald, J.R.J. Bennett and T.R. Edgecock, A proof-of-principal experiment for a high-power target system, BNL report BNL-82153-2009-CP, 2009.

Z. L. Xu, T. Lu, R. Samulyak, J. Glimm, X. M. Ji, Dynamic phase boundaries for compressible fluids, SIAM J. Sci. Computing, 30 (2008), No. 2, 895 - 915.

J. Du, T. Lu, R. Samulyak, Algorithms for magnetohydrodynamics of ablated materials, Journal of Nanoscience and Nanotechnology, 8 (2008), 3674 – 3685.

R. Samulyak, T. Lu, P. Parks, J. Glimm, X. Li, Simulation of pellet ablation for tokamak fuelling with ITAPS front tracking, Journal of Physics: Conf. Series, 125 (2008) 012081.

R. Samulyak, T. Lu, P. Parks, A magnetohydrodynamic simulation of pellet ablation in the electrostatic approximation, Nuclear Fusion, 47 (2007), 103-118.

R. Samulyak, J. Du, J. Glimm, Z. Xu, A numerical algorithm for MHD of free surface flows at low magnetic Reynolds numbers, J. Comp. Phys., 226 (2007), 1532 - 1549.

T. Lu, R. Samulyak, J. Glimm, Direct numerical simulation of bubbly flows and its application, J. Fluid Eng., 129 (2007), 595 - 604.

W. Bo, B. Fix, J. Glimm, X. Li, , X. Liu, R. Samulyak, L. Wu FronTier and Applications to Scientific and Engineering Problems, Proc. in Appl. Math. and Mech., 7 (2007), 1024507.

R. Samulyak, T. Lu, Y. Prykarpatskyy, J. Glimm, Z. Xu, M.N. Kim, Comparison of heterogeneous and homogenized numerical models of cavitation, Int. J. Multiscale Comp. Eng., 4 (2006), No 3, 377 - 389.

Z. Xu, M.N. Kim, W. Oh, J. Glimm, R. Samulyak, X.L. Li, and C. Tzanos, Discrete bubble modeling of unsteady cavitating flow, Int. J. Multiscale Comp. Eng., 4 (2006), 601 - 616.

J. Glimm, B. Fix, X. Li, J. Liu, X. Liu, T. Lu, R. Samulyak, Z. Xu, Front Tracking under TSTT, Astronomical Society of the Pacific, 359 (2006), 15 - 24.

N.V. Mokhov , P.C. Czarapata, A.I. Drozhdin, D.A. Still, R.V. Samulyak, Beam-induced damage to the Tevatron Components and what has been done about it. Fermilab Preprint: FERMILAB-Conf-06/415-AD, November 2006.