Toward Microlasers with Artificial Structure Based on Single-Crystal Ultrathin Perovskite Films Liu, Guodong ; Jia, Shangtong ; Wang, Ju ; Li, Yifan ; Yang, Hong ; Wang, Shufeng ; Gong, Qihuang Abstract Publication: Nano Letters Pub Date: October 2021 DOI: 10.1021/acs.nanolett.1c02618 Bibcode: 2021NanoL..21.8650L