Journal Article Research Support, Non-U.S. Gov't 3D mapping Bragg coherent X-ray diffractive imaging Bragg diffraction Comparative Study Evaluation Study Research Support, U.S. Gov't, Non-P.H.S. Validation Study battery cathodes coherence coherent diffraction imaging coherent fraction coherent-mode representation colloidal crystals compound refractive lenses cross-spectral density function degree of coherence diffraction focusing spectrometer diffraction-limited storage ring energy spread extra-thick battery cathodes hard X-ray free-electron laser interference principal component analysis small-angle X-ray scattering sphere of confusion support vector machine synchrotron X-ray sources thermal treatment