Search Results - "Hang, Xudeng"
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Determination of laser entrance hole size for ignition-scale octahedral spherical hohlraums
Published in Matter and radiation at extremes (01-11-2022)“…A recently proposed octahedral spherical hohlraum with six laser entrance holes (LEHs) is an attractive concept for an upgraded laser facility aiming at a…”
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Unconditional stability of parallel difference schemes with second order accuracy for parabolic equation
Published in Applied mathematics and computation (15-01-2007)“…In this paper we investigate the parallel difference schemes of parabolic equation, in particular, two kinds of difference schemes with intrinsic parallelism…”
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Parallel iterative difference schemes based on prediction techniques for Sn transport method
Published in Applied numerical mathematics (01-05-2007)Get full text
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An optimized sweeping solution method for the three-dimensional Sn equations of neutron transport on hexahedral meshes
Published in Journal of computational physics (15-04-2022)“…•An optimized sorting algorithm is proposed to remove deadlock without searching for global dependent cycles.•The effective face method is applied in the…”
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A positivity-preserving pyramid scheme for anisotropic diffusion problems on general hexahedral meshes with nonplanar cell faces
Published in Journal of computational physics (15-10-2018)“…In this paper, a new cell-centered positivity-preserving pyramid scheme (called P3-scheme) is proposed for anisotropic diffusion problems. It can be regarded…”
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A pyramid scheme for three-dimensional diffusion equations on polyhedral meshes
Published in Journal of computational physics (01-12-2017)“…In this paper, a new cell-centered finite volume scheme is proposed for three-dimensional diffusion equations on polyhedral meshes, which is called as pyramid…”
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A finite volume element scheme with a monotonicity correction for anisotropic diffusion problems on general quadrilateral meshes
Published in Journal of computational physics (15-04-2020)“…•A linear FVE scheme is designed for quadrilateral meshes with even concave cells.•A generic monotone correction is suggested to create a nonlinear monotone…”
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Development of our laser fusion integration simulation
Published in EPJ Web of conferences (01-01-2013)“…In the target design of the Inertial Confinement Fusion (ICF) program, it is common practice to apply radiation hydrodynamics code to study the key physical…”
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A Coupling Simulation on Multigroup Radiation Diffusion and Heat Conduction Models
Published in 2015 15th International Conference on Computational Science and Its Applications (01-06-2015)“…In this paper, a coupling model of multigroup radiation diffusion and heat conduction is considered. Based the domain decomposition method, a new coupling…”
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Conference Proceeding -
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First Inertial Confinement Fusion Implosion Experiment in Octahedral Spherical Hohlraum
Published in Physical review letters (10-12-2021)“…In inertial confinement approaches to fusion, the asymmetry of target implosion is a major obstacle to achieving high gain in the laboratory. A recently…”
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Parallel iterative difference schemes based on prediction techniques for S n transport method
Published in Applied numerical mathematics (01-05-2007)“…Particle transport calculations are inherently expensive because of the large variable space that must be discretized, and usually the fully implicit schemes…”
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Parallel iterative difference schemes based on prediction techniques for transport method
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A parallel version of QMRCGSTAB method for large linear systems in distributed parallel environments
Published in Applied mathematics and computation (15-01-2006)“…In this paper, a parallel QMRCGSTAB method (PQMRCGSTAB method) for solving large sparse linear systems with unsymmetrical coefficient matrices is proposed for…”
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A positivity-preserving finite volume element method for anisotropic diffusion problems on quadrilateral meshes
Published 12-02-2019“…In this paper, we propose a nonlinear positivity-preserving finite volume element(FVE) scheme for anisotropic diffusion problems on quadrilateral meshes. Based…”
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Improved QMRCGSTAB method in distributed parallel environments
Published in International journal of computer mathematics (01-09-2005)“…An improved version of the QMRCGSTAB method (IQMRCGSTAB method) for solving large sparse linear systems with non-symmetric coefficient matrices is proposed…”
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Journal Article