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Multiple grid methods for classical molecular dynamics

delete2002-03-18
delete101
PRE
AI
R
Robert D. Skeel
I
Ismail Tezcan
D
David J. Hardy
DOI:10.1002/jcc.10072delete
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Abstract

Abstract

En 中文
Presented in the context of classical molecular mechanics and dynamics are multilevel summation methods for the fast calculation of energies/forces for pairwise interactions, which are based on the hierarchical interpolation of interaction potentials on multiple grids. The concepts and details underlying multigrid interpolation are described. For integration of molecular dynamics the use of different time steps for different interactions allows longer time steps for many of the interactions, and this can be combined with multiple grids in space. Comparison is made to the fast multipole method, and evidence is presented suggesting that for molecular simulations multigrid methods may be superior to the fast multipole method and other tree methods. (C) 2002 Wiley Periodicals, Inc.
Keywords:
N-body solver
multigrid method
fast multipole method
fast electrostatics
molecular dynamics

Journal

Journal of Computational Chemistry cover
Journal of Computational Chemistry
IF:
4.8
Papers:
7.1K
Citations:
6.1W

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