Shapeev, Alexander V.2013-02-272013-02-272013-02-27201210.1137/110844544https://infoscience.epfl.ch/handle/20.500.14299/89891WOS:000310474400032Very few works exist to date on development of a consistent energy-based coupling of atomistic and continuum models of materials in more than one dimension. The difficulty in constructing such a coupling consists in defining a coupled energy whose minimizers are free from uncontrollable errors on the atomistic/continuum interface. In this paper a consistent coupling in three dimensions is proposed. The main achievement of this work is in identifying and efficiently treating a modified Cauchy-Born continuum model which can be coupled to the exact atomistic model. The convergence and stability of the method is confirmed with numerical tests.consistent energy-based atomistic/continuum couplingquasicontinuum methodmultiscale methodthree dimensionstext::journal::journal article::research article