1. Department of Chemical Engineering, Columbia University, New York, New York 10027, United States
2. Department of Chemistry and Biochemistry, University of South Carolina, Columbia, South Carolina 29208, United States
3. NIST Center for Neutron Research, National Institute of Standards and Technology, Gaithersburg, Maryland 20899-6102, United States
4. Department of Materials Science and Engineering, University of Maryland, College Park, Maryland 20742, United States
5. Forschungszentrum Jülich GmbH, Jülich Centre for Neutron Science (JCNS-1) and Institute for Biological Information Processing (IBI-8), 52425 Jülich, Germany
6. Forschungszentrum Jülich GmbH, Jülich Centre for Neutron Science at MLZ, Lichtenbergstr. 1 85748 Garching, Germany
7. ISIS Neutron and Muon Source, Rutherford Appleton Laboratory, Chilton, Oxfordshire OX11 0QX, UK