1. NIST
Center for Neutron Research, National Institute of Standards and Technology Gaithersburg, Gaithersburg, Maryland 20899, United States
2. Department
of Chemistry, University of Missouri-Columbia, Columbia, Missouri 65211, United States
3. Department
of Materials Science and Engineering, University of Tennessee, Knoxville, Tennessee 37996, United States
4. Jülich
Center for Neutron Science, Forschungszentrum Jülich GmbH, Jülich 52425, Germany
5. Experimental
Physics V, Center for Electronic Correlations and Magnetism, University of Augsburg, Augsburg 86159, Germany
6. Neutron
Scattering Division, Neutron Sciences Directorate, Oak Ridge National Laboratory, Oak Ridge, Tennessee 37831, United States