1. Department Chemistry & Chemical Biology, McMaster University, Hamilton, ON L8S 4M1, Canada
2. Canadian Centre for Electron Microscopy, McMaster University, Hamilton, ON L8S 4M1, Canada
3. Advanced Light Source, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
4. National Energy Research Scientific Computing Center, Lawrence Berkeley National Laboratory, Berkeley, California 94720, United States
5. Department of Physics, University of California, Berkeley, Berkeley, California 94720, United States
6. Lawrence Livermore National Laboratory, Livermore, California 94550, United States