Gloter, A.A.GloterChu, M.-W.M.-W.ChuKociak, M.M.KociakChen, C.H.C.H.ChenColliex, C.C.Colliex2020-04-242020-04-24200903043991https://scholars.lib.ntu.edu.tw/handle/123456789/485559[SDGs]SDG7Probing non-dipole allowed excitations in highly correlated materials with nanoscale resolutionjournal article10.1016/j.ultramic.2009.06.005