Journal Article Research Support, Non-U.S. Gov't beam expander phase space X-ray diffraction bent Laue diffraction biomedical imaging diagnostics and feedback double-crystal monochromator dynamic imaging Berg–Barrett topography Contrast Media Evaluation Study Hydrogels K-edge absorption Lang topography Python Research Support, N.I.H., Extramural Research Support, U.S. Gov't, Non-P.H.S. beam emittance monitor beam position and size monitor beam position monitor bent Laue double-crystal monochromator cardiac patch computed tomography diffraction-limited storage rings double bent Laue monochromator finite-element analysis geometric and polychromatic focus hard X-rays