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Jeffrey De'Haven Hyman

Jeffrey Hyman

Phone (505) 665-2074


  • Immersed boundary methods for simulating flow in explicit porous microstructures. 
  • Stochastic generation of virtual pore samples based on imaged pore spaces.
  • Lagrangian observations in subsurface flow and transport simulations. 
  • Structural analysis of fluid dynamic structures in pore-scale flow. 
  • FRAM (Feature Rejection Algorithm for Meshing)
  • Discrete Fracture Network Modeling (dfnWorks)



Ph.D (2014) Applied Mathematics, Univ. of Arizona, Tucson, AZ
Dissertation Title : Heterogeneities and Structures in Flows through Porous Microstructures
Primary Advisor : Dr. C. Larrabee Winter
PhD. Minor (2014) Hydrology and Water Resources
Minor Advisor : Dr. Shlomo P. Neuman 
M.S. (2010) Applied Mathematics, Univ. of Arizona, Tucson, AZ
Advisor Dr. C. Larrabee Winter
Post-Baccalaureate (2008-2009) Portland State Univ., Portland, OR
B.A. (2007) St. Olaf College Northfield, MN
Majors: Mathematics, Ancient Studies, and Religion
Advisor : Dr. Matthew Richey and Mathematic

LANL Positions

Director's Postdoctoral Fellow 2015-2017

GroupsComputational Earth Science (EES-16)  and the Center for Non-Linear Studies (CNLS)

Mentors : Hari Viswanathan (EES-16), Gowri Srinivasan (T-5), and Jamal Mohd-Yusof (CCS-7)

Postdoctoral Researcher 2014-2015

GroupsComputational Earth Science (EES-16)  and the Center for Non-Linear Studies (CNLS)

Graduate Intern in EES-16 (2011)
Supervisors : Dr. Scott Painter and Dr. Carl Gable



Professional Societies

Society for Industrial and Applied Mathematics (SIAM)

American Geophysical Union (AGU)




2015 - Director's Postdoctorial Fellowship

2015 - Fraunhofer Award for Young Researchers from the International Society for Porous Media (InterPore)

2014 - Applied Mathematics Program’s Galileo Circle Scholar
2013 - Outstanding Graduate Teaching Assistant Award Univ. of Arizona Dept. of Mathematics
2012 - Graduate and Professional Student Council Travel Award Graduate and Professional Student Council, Univ. of Arizona
2012 - H.E. Carter Travel Award Graduate interdisciplinary Program, Univ. of Arizona Graduate Visitor Program
2012 - The Advanced Study Program at the National Center for Atmospheric Research, Boulder, CO
Supervisor : Dr. Piotr Smolarkiewicz
2009- 2010 NSF-VIGRE Fellowship


S. Karra, N. Makedonska, H. S Viswanathan, S. L Painter, and Hyman, J. D. Effect of advective flow in fractures and matrix diffusion on natural gas production. Water Resources Research, 2015
D. O’Malley, S. Karra, R. P. Currier, N. Makedonska, Hyman, J. D., and H. S. Viswanathan. Where does water go during hydraulic fracturing? Groundwater, 2015
Hyman, J. D., S. L. Painter, H. Viswanathan, N. Makedonska, and S. Karra. Influence of injection mode on transport properties in kilometer-scale three-dimensional discrete fracture networks. Water Resources Research, 51(9):7289–7308, 2015
Hyman, J. D., S. Karra, N. Makedonska, C. W Gable, S. L Painter, and H. S Viswanathan. dfnWorks: A discrete fracture network framework for modeling subsurface flow and transport. Computers & Geosciences, 84:10–19, 2015
Hyman, J. D., A. Guadagnini, and C. L. Winter. Statistical scaling of geometric characteristics in stochastically generated pore microstructures. Computational Geosciences, 19(4):845–854, 2015
M Siena, Hyman, J. D., M Riva, A Guadagnini, CL Winter, PK Smolarkiewicz, P Gouze, S Sadhukhan, F Inzoli, G Gue ́don, et al. Direct numerical simulation of fully saturated flow in natural porous media at the pore scale: a comparison of three computational systems. Computational Geosciences, 19(2):423–437, 2015
R.S. Middleton, J.W. Carey, R.P. Currier, Hyman, J. D., Q. Kang, S. Karra, J. Jimenez-Martınez, M.L. Porter, and H.S. Viswanathan. Shale gas and non-aqueous fracturing fluids: Opportunities and challenges for supercritical CO2. Applied Energy, 147:500–509, 2015
L. Chen, W. Fang, Q. Kang, Hyman, J.D., H.S. Viswanathan, and Wen-Quan Tao. Generalized lattice Boltzmann model for flow through tight porous media with Klinkenberg’s effect. Phys. Rev. E, 91:033004, Mar 2015
H.S. Viswanathan, J.W. Carey, S. Karra, M.L. Porter, E. Rougier, R.P. Currier, Q. Kang, L. Zhou, J. Jimenez, N. Makendonska, L. Chen, and Hyman, J.D. Integrated experimental and computational study of hydraulic fracturing and the use of alternative fracking fluids. ARMA, 2015
Hyman, J. D., C. W. Gable, S. L. Painter, and N. Makedonska. Conforming Delaunay triangulation of stochastically generated three dimensional discrete fracture networks: A feature rejection algorithm for meshing strategy. SIAM J. Sci. Comput., 36(4):A1871– A1894, 2014
Hyman, J. D. and C. L. Winter. Stochastic generation of explicit pore structures by thresholding Gaussian random fields. J. Comput. Phys., 277:16–31, 2014
M. Siena, M. Riva, Hyman, J. D., C. L. Winter, and A. Guadagnini. Relationship between pore size and velocity probability distributions in stochastically generated porous media. Phys. Rev. E, 89:013018, Jan 2014
Hyman, J. D. and C. L. Winter. Hyperbolic regions in flows through three-dimensional pore structures. Phys. Rev. E, 88:063014, Dec 2013
Hyman, J. D., P. K. Smolarkiewicz, and C. L. Winter. Pedotransfer functions for permeability: A computational study at pore scales. Water Resour. Res., 49, 2013
Hyman, J. D., P. K. Smolarkiewicz, and C. L. Winter. Heterogeneities of flow in stochastically generated porous media. Phys. Rev. E, 86:056701, Nov 2012
C. Wang, Hyman, J. D., A. Percus, and R. Caflisch. Parallel tempering for the traveling salesman problem. International Journal of Modern Physics C, 20(04):539–556, 2009