pH Controlled Intersystem Crossing and Singlet Oxygen Generation of 8-Azaadenine in Aqueous Solution

ChemPhysChem ◽  
2019 ◽  
Vol 20 (5) ◽  
pp. 757-765 ◽  
Author(s):  
Zhongneng Zhou ◽  
Zhubin Hu ◽  
Xianwang Zhang ◽  
Menghui Jia ◽  
Xueli Wang ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Singlet Oxygen ◽  
Intersystem Crossing ◽  
Oxygen Generation ◽  
Singlet Oxygen Generation ◽  
Ph Controlled

Aggregation-induced emission (AIE)-active molecules bearing singlet oxygen generation activities: the tunable singlet–triplet energy gap matters

2019 ◽  
Vol 55 (10) ◽  
pp. 1450-1453 ◽  
Author(s):  
Chengkai Zhang ◽  
Yanqian Zhao ◽  
Dandan Li ◽  
Jiejie Liu ◽  
Heguo Han ◽  
...  
Keyword(s):  
Singlet Oxygen ◽  
Cell Apoptosis ◽  
Near Infrared ◽  
Energy Gap ◽  
Intersystem Crossing ◽  
Triplet Energy ◽  
Oxygen Generation ◽  
Two Photon ◽  
Singlet Oxygen Generation ◽  
Infrared Excitation

Two-photon active photosensitizers showed relatively strong intersystem crossing facilitating 1O2 generation and cell apoptosis with near-infrared excitation.

Organic nanostructures of thermally activated delayed fluorescent emitters with enhanced intersystem crossing as novel metal-free photosensitizers

2016 ◽  
Vol 52 (79) ◽  
pp. 11744-11747 ◽  
Author(s):  
Jinfeng Zhang ◽  
Wencheng Chen ◽  
Rui Chen ◽  
Xiao-Ke Liu ◽  
Yuan Xiong ◽  
...  
Keyword(s):  
Singlet Oxygen ◽  
Intersystem Crossing ◽  
Oxygen Generation ◽  
Metal Free ◽  
Thermally Activated ◽  
Singlet Oxygen Generation ◽  
Organic Nanostructures

We applied organic nanostructures based on TADF emitters for singlet oxygen generation.

scholarly journals Singlet oxygen generation from Li+@C60nano-aggregates dispersed by laser irradiation in aqueous solution

2015 ◽  
Vol 51 (38) ◽  
pp. 8082-8085 ◽  
Author(s):  
Kei Ohkubo ◽  
Naoki Kohno ◽  
Yusuke Yamada ◽  
Shunichi Fukuzumi
Keyword(s):  
Aqueous Solution ◽  
Singlet Oxygen ◽  
Laser Irradiation ◽  
Lithium Ion ◽  
Oxygen Generation ◽  
Singlet Oxygen Generation

Lithium ion encapsulated fullerene was solubilised in water by laser irradiation, acting as a photosensitiser for singlet oxygen generation.

scholarly journals Heavy-atom-free BODIPY photosensitizers with intersystem crossing mediated by intramolecular photoinduced electron transfer

2020 ◽  
Vol 18 (1) ◽  
pp. 10-27 ◽  
Author(s):  
Mikhail A. Filatov
Keyword(s):  
Electron Transfer ◽  
Charge Transfer ◽  
Triplet State ◽  
Singlet Oxygen ◽  
Photoinduced Electron Transfer ◽  
Heavy Atom ◽  
Intersystem Crossing ◽  
Oxygen Generation ◽  
Singlet Oxygen Generation ◽  
Donor Acceptor

This review discusses photoinduced electron transfer, triplet state formation from charge transfer states and singlet oxygen generation by heavy-atom-free BODIPY donor–acceptor dyads and dimers.

scholarly journals Restricted suitability of BODIPY for caging in biological applications based on singlet oxygen generation

2020 ◽  
Vol 19 (10) ◽  
pp. 1319-1325 ◽  
Author(s):  
Theo Rodat ◽  
Melanie Krebs ◽  
Alexander Döbber ◽  
Björn Jansen ◽  
Anja Steffen-Heins ◽  
...  
Keyword(s):  
Aqueous Solution ◽  
Singlet Oxygen ◽  
Cancer Cell ◽  
Biological Applications ◽  
Biological Characterization ◽  
Oxygen Generation ◽  
Singlet Oxygen Generation

Photochemical analysis and biological characterization in vitro revealed not only significant limitations of the BODIPY-caged inhibitor concept regarding uncaging in aqueous solution, but also promising cancer cell treatment through photodynamic effects.

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