Photonics Research, Volume. 10, Issue 3, 628(2022)
Surface ligand modified cesium lead bromide/silica sphere composites for low-threshold upconversion lasing
Fig. 1. (a) Passivation and ligand modification procedure on the surface of the
Fig. 2. (a) XPS profiles for
Fig. 3. (a) PL spectrum, (b) absorption spectrum, and (c) time-resolved PL decay of
Fig. 4. (a) TEM image, (b) HRTEM image, and (c) element mapping of
Fig. 5. Random lasing from the composite film under two-photon excitation. (a) Schematic of random lasing from
Fig. 6. Gaussian fitting of a selected lasing peak corresponding to the
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Qian Xiong, Sihao Huang, Zijun Zhan, Juan Du, Xiaosheng Tang, Zhiping Hu, Zhengzheng Liu, Zeyu Zhang, Weiwei Chen, Yuxin Leng. Surface ligand modified cesium lead bromide/silica sphere composites for low-threshold upconversion lasing[J]. Photonics Research, 2022, 10(3): 628
Category: Optical and Photonic Materials
Received: Sep. 14, 2021
Accepted: Dec. 29, 2021
Published Online: Feb. 9, 2022
The Author Email: Juan Du (dujuan@mail.siom.ac.cn), Xiaosheng Tang (xstang@cqupt.edu.cn), Yuxin Leng (lengyuxin@mail.siom.ac.cn)