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Yu Chen

Yu Chen

Phone (505) 665-4640


  • Computational Physics and Applied Mathematics
  • Numerical modeling
  • Coupled multi-physics simulations
  • Computational fluid dynamics (CFD)
  • Computational fluid dynamics applications on advanced architectures
  • Direct Numerical Simulations (DNS)
  • Computer and Computational Sciences
  • Graphical processing unit (GPU)
  • Multicore
  • Heterogeneous Architectures
  • High performance computing
  • Computational Physics and Applied Mathematics
  • Lattice Boltzmann method


Direct pore-scale numerical simulation of multiphase flow in porous media

               Lattice Boltzmann multiphase model and high-performance computing

               Simulations of fluid displacement on micro-CT scanned rock images and heterogeneous micromodels

               Applications on carbon sequestration and hydrocarbon recovery


Lattice Boltzmann method on particle suspensions

               Development of improved force evaluation scheme on moving solid surfaces

               Simulations of particle suspensions in single phase or multiphase flow

               Applications on inertial focusing microfluidic device for flow cytometry


High-performance computing on Manycore processors

               Development of portable high performance lattice Boltzmann code that runs on MIC, GPU and CPU.

               Utilizing the MPI-OpenMP or MPI-OpenACC hybrid programming approach and asynchronous communication to run programs on modern supercomputers with thousands of processors.


Ph.D. Fluid Mechanics, Peking University, 2012

B.S., Theoretic and Applied Mechanics, Peking University, 2006



LANL Positions

Postdoctoral Research Associate (02/2018 –present)

EES-16, Los Alamos National Laboratory (Los Alamos, NM)


Visiting Student (07/2009 –08/2010)

EES-16, Los Alamos National Laboratory (Los Alamos, NM)


Professional Societies

International Society for Porous Media



XSEDE Research Allocation renewal (PI), XSEDE (2017) XSEDE Research Allocation (PI), 1M core-hours, XSEDE (2016) Illinois Blue Waters allocations (Co-PI), 250K node-hours, National Center for Supercomputing Applications (2016) XSEDE Startup allocation (PI), 150K core-hours, XSEDE (2016) General financial grant, China Postdoctoral Science Foundation (2014) Scholarship for oversea study and research, China Scholarship Council (2008-2010)



  • Chen Y, Li Y, Valocchi AJ, Christensen KT. Lattice Boltzmann simulations of liquid CO2 displacing water in a 2D heterogeneous micromodel at reservoir pressure conditions. Journal of Contaminant Hydrology. 2017.
  • Tudek J, Crandall D, Fuchs S, Werth CJ, Valocchi AJ, Chen Y, et al. In situ contact angle measurements of liquid CO 2 , brine, and Mount Simon sandstone core using micro X-ray CT imaging, sessile drop, and Lattice Boltzmann modeling. J Petrol Sci Eng. 2017;155:3-10.
  • Wu Z, Chen Y, Wang M, Chung AJ. Continuous inertial microparticle and blood cell separation in straight channels with local microstructures. Lab on a Chip. 2016;16(3):532-42.
  • Chen Z, Xie C, Chen Y, Wang M. Bonding Strength Effects in Hydro-Mechanical Coupling Transport in Granular Porous Media by Pore-Scale Modeling. Computation. 2016;4(1):15.
  • Chen Y, Kang Q, Cai Q, Wang M, Zhang D. Lattice Boltzmann Simulation of Particle Motion in Binary Immiscible Fluids. Commun Comput Phys. 2015;18(03):757-86.
  • Xia Z, Shi Y, Chen Y, Wang M, Chen S. Comparisons of different implementations of turbulence modelling in lattice Boltzmann method. Journal of Turbulence. 2014;16(1):67-80.
  • Chen Y, Cai Q, Xia Z, Wang M, Chen S. Momentum-exchange method in lattice Boltzmann simulations of particle-fluid interactions. Physical Review E. 2013;88(1):013303.
  • Chen Y, Kang Q, Cai Q, Zhang D. Lattice Boltzmann method on quadtree grids. Physical Review E. 2011;83(2).
  • Chen Y, Xia Z, Cai Q. Lattice Boltzmann method with tree structured mesh and treatment of curved boundaries. Chinese Journal of Computational Physics. 2010;27(1):23-30.
  • Chen Y, Cai QD. THE LATTICE BOLTZMANN METHOD BASED ON QUADTREE MESH. Modern Physics Letters B. 2009;23(03):289-92.