1. The Molecular Foundry; Lawrence Berkeley National Laboratory; Berkeley CA 94720 USA
2. Department of Chemical and Biomolecular Engineering; University of California; Berkeley CA 94720 USA
3. National Institute of Standards and Technology; Center for Neutron Research; Gaithersburg MD 20899 USA
4. Department of Chemical Engineering; University of Delaware; Newark DE 19716 USA
5. Computational Research Division Lawrence; Berkeley National Laboratory; Berkeley CA 94720 USA
6. Department of Physics; University of California; Berkeley CA 94720 USA
7. Department Institut des Sciences et Ingénierie Chimiques; Ecole Polytechnique Fédérale de Lausanne (EPFL); 1015 CH Lausanne Switzerland
8. Department of Chemistry; University of California; Berkeley CA 94720 USA
9. Division of Materials Sciences; Lawrence Berkeley National Laboratory; Berkeley CA 94720 USA