1) 荧光:Por-COF-HH在650nm处有合理发射,激发态寿命τavg = 9.17ns(在2-丙醇分散状态下测量);Por-COF-ZnCu和Por-COF-ZnNi存在光致发光猝灭现象
2) 非线性光学特性:具有光学开关行为,随着输入激光强度增加,非线性吸收从饱和吸收(SA)转变为反饱和吸收(RSA);
1) Biswal, Bishnu P.; Valligatla, Sreeramulu; Wang, Mingchao; Banerjee, Tanmay; Saad, Nabil A.; Mariserla, Bala Murali Krishna; Chandrasekhar, Naisa; Becker, Daniel; Addicoat, Matthew; Senkovska, Irena; Berger, Reinhard; Rao, D. Narayana; Kaskel, Stefan; Feng, Xinliang. *Angewandte Chemie International Edition*, 2019, 58(23), 6896 - 6900, DOI: 10.1002/anie.201814412; Nonlinear Optical Switching in Regioregular Porphyrin Covalent Organic Frameworks
2) Samal, Mahalaxmi; Valligatla, Sreeramulu; Saad, Nabil A.; Rao, D. Narayana; Sahu, Rojalin; Rao, M. Veeramohan; Biswal, Bishnu P. *Chemical Communications*, 2019, 55(79), 11025 - 11028, DOI: 10.1039/c9cc05415d; A thiazolo[5,4 - d]thiazole - bridged porphyrin organic framework as a promising nonlinear optical material