1. Department
of Civil and Environmental Engineering, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, United States
2. MultiScale Material
Science for Energy and Environment, UMI 3466 CNRS-MIT, 77 Massachusetts Avenue, Cambridge, Massachusetts 02139, United States
3. Atomistic
Simulation Centre, Queen’s University Belfast, Belfast BT7 1NN, United Kingdom
4. Condensed
Matter and Materials Division, Physical and Life Sciences Directorate, Lawrence Livermore National Laboratory, Livermore, California 94550, United States
5. Los Alamos National Laboratory, Los
Alamos, New Mexico 87545, United States
6. Aix-Marseille University,
CINaM-CNRS UMR 7325 Campus de Luminy, 13288 Marseille cedex 9, France