Trigonal Nitrogen Activates High-Brightness Chemiluminescent Carbon Nanodots - Shen, Cheng-Long; Lou, Qing; Lv, Chao-Fan; Zheng, Guang-Song; Zang, Jin-Hao; Jiang, Tian-Ci; Cheng, Zhe; Liu, Kai-Kai; Niu, Chun-Yao; Dong, Lin; Shan, Chong-Xin (ACS materials letters, 2021)