R. Chisnell^1,2,*, J. S. Helton^2,†, D. E. Freedman^3,4, D. K. Singh⁵, F. Demmel⁶, C. Stock^6,‡, D. G. Nocera^3,7, and Y. S. Lee^1,8,9,§

• ¹Department of Physics, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
• ²NIST Center for Neutron Research, Gaithersburg, Maryland 20899, USA
• ³Department of Chemistry, Massachusetts Institute of Technology, Cambridge, Massachusetts 02139, USA
• ⁴Department of Chemistry, Northwestern University, Evanston, Illinois 60208, USA
• ⁵Department of Physics and Astronomy, University of Missouri, Columbia, Missouri 65211, USA
• ⁶ISIS Facility, Rutherford Appleton Laboratory, Chilton, Didcot, OX11 0QX, Oxfordshire, United Kingdom
• ⁷Department of Chemistry and Chemical Biology, Harvard University, Cambridge, Massachusetts 02138, USA
• ⁸Department of Applied Physics, Stanford University, Stanford, California 94305, USA
• ⁹Stanford Institute for Materials and Energy Sciences, SLAC National Accelerator Laboratory, Menlo Park, California 94025, USA

• ^*robin.chisnell@nist.gov
• ^†Present address: Department of Physics, United States Naval Academy, Annapolis, Maryland 21402, USA.
• ^‡Present address: School of Physics and Astronomy and Centre for Science at Extreme Conditions, University of Edinburgh, Edinburgh EH9 3FD, United Kingdom.
• ^§youngsl@stanford.edu