1. Department of Physics, Center for Molecular Study of Condensed Soft Matter (μCoSM), Pritzker Institute of Biomedical Science and Engineering, Illinois Institute of Technology, Chicago, Illinois 60616, United States
2. X-ray Science Division, Argonne National Laboratory, 9700 South Cass Avenue, Lemont, Illinois 60439, United States
3. The Center for Advanced Radiation Sources (CARS), University of Chicago, Chicago, Illinois 60637, United States
4. Pulmonary & Critical Care Medicine, Oregon Health & Science University, Portland, Oregon 97239, United States