Abstract
A new treatment of quasistatic (reversible) multiscale processes in heterogeneous materials at nonzero temperature is presented. The system is coarse grained by means of a finite-element mesh. The coarse-grained free-energy functional (of the positions of the nodes of the mesh) appropriate to the thermodynamic-state variables controlled in the relevant process is minimized. Tests of the new procedure on a Lennard-Jonesium crystal yield thermomechanical properties in good agreement with the “exact” atomistic results.
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Dates
Type | When |
---|---|
Created | 19 years, 10 months ago (Oct. 25, 2005, 6:01 p.m.) |
Deposited | 2 years, 1 month ago (July 31, 2023, 9:54 p.m.) |
Indexed | 1 month ago (July 30, 2025, 6:45 a.m.) |
Issued | 19 years, 10 months ago (Oct. 22, 2005) |
Published | 19 years, 10 months ago (Oct. 22, 2005) |
Published Online | 19 years, 10 months ago (Oct. 27, 2005) |
Published Print | 19 years, 10 months ago (Oct. 22, 2005) |
@article{Zhou_2005, title={Coarse-grained free-energy-functional treatment of quasistatic multiscale processes in heterogeneous materials}, volume={123}, ISSN={1089-7690}, url={http://dx.doi.org/10.1063/1.2064607}, DOI={10.1063/1.2064607}, number={16}, journal={The Journal of Chemical Physics}, publisher={AIP Publishing}, author={Zhou, H. and Feng, R. and Diestler, D. J. and Zeng, X. C.}, year={2005}, month=oct }