Structures are the cornerstones of structure-function relationship research of materials.After more than a hundred years of development,single crystal X-ray diffraction(SC-XRD)becomes the most common method to determi...Structures are the cornerstones of structure-function relationship research of materials.After more than a hundred years of development,single crystal X-ray diffraction(SC-XRD)becomes the most common method to determine structures of materials.Nevertheless,the weak interaction between X-ray and matter requires crystals to be larger than 5μm ×5μm × 5μm for normal SC-XRD diffractometer.Recent appearances of X-ray free electron lasers(XFEL)and micro-focused synchrotron beamlines allow SC-XRD data collection from micron-sized crystals,but access to these facilities is limited.The development of three-dimensional(3D)electron diffraction(ED)has provided a powerful tool for scientists to explore the microcosmos,extending the limit of the SC-XRD method[1].展开更多
基金supported by the National Basic Research Program of China (2020YFA0210700 and 2016YFA0301004)the National Natural Science Foundation of China (21871009, 21527803, 22125102, and 22105218)Shanghai Sailing Program (21YF1454400)。
文摘Structures are the cornerstones of structure-function relationship research of materials.After more than a hundred years of development,single crystal X-ray diffraction(SC-XRD)becomes the most common method to determine structures of materials.Nevertheless,the weak interaction between X-ray and matter requires crystals to be larger than 5μm ×5μm × 5μm for normal SC-XRD diffractometer.Recent appearances of X-ray free electron lasers(XFEL)and micro-focused synchrotron beamlines allow SC-XRD data collection from micron-sized crystals,but access to these facilities is limited.The development of three-dimensional(3D)electron diffraction(ED)has provided a powerful tool for scientists to explore the microcosmos,extending the limit of the SC-XRD method[1].