2D Ruddlesden-Popper Perovskites Microring Laser Array Zhang, Haihua ; Liao, Qing ; Wu, Yishi ; Zhang, Zhaoyi ; Gao, Qinggang ; Liu, Peng ; Li, Meili ; Yao, Jiannian ; Fu, Hongbing Abstract Publication: Advanced Materials Pub Date: April 2018 DOI: 10.1002/adma.201706186 Bibcode: 2018AdM....3006186Z