Hollow metal halide perovskite nanocrystals with efficient blue emissions Worku, Michael ; Tian, Yu ; Zhou, Chenkun ; Lin, Haoran ; Chaaban, Maya ; Xu, Liang-jin ; He, Qingquan ; Beery, Drake ; Zhou, Yan ; Lin, Xinsong ; Su, Yi-feng ; Xin, Yan ; Ma, Biwu Abstract Publication: Science Advances Pub Date: April 2020 DOI: 10.1126/sciadv.aaz5961 Bibcode: 2020SciA....6.5961W