@misc{hong-jin2023a, title = {A new class of crystalline X-ray induced photochromic materials assembled from anion-directed folding of a flexible cation}, author = {Hong-Jin Liao, Zhu Zhuo, Qing Li, Yoshihito Shiota, Jonathan P. Hill, Katsuhiko Ariga, Zi-Xiu Lu, Lu-Yao Liu, Zi-Ang Nan, Wei Wang, You-Gui Huang}, publisher = {Elsevier BV}, year = {2023-09-05}, keywords = {Supramolecular, Photochromic, X-ray induced, Anion-directed folding, Electron-deficient viologens} }