Mechanochromic Delayed Fluorescence Switching in Propeller‐Shaped Carbazole–Isophthalonitrile Luminogens with Stimuli‐Responsive Intramolecular Charge‐Transfer Excited States

2020 ◽  
Vol 59 (33) ◽  
pp. 13955-13961 ◽  
Author(s):  
Minlang Yang ◽  
In Seob Park ◽  
Yasuhiro Miyashita ◽  
Katsunori Tanaka ◽  
Takuma Yasuda
Keyword(s):  
Charge Transfer ◽  
Excited States ◽  
Intramolecular Charge Transfer ◽  
Delayed Fluorescence ◽  
Stimuli Responsive ◽  
Fluorescence Switching

Salt–cocrystal continuum for photofunction modulation: stimuli-responsive fluorescence color-tuning of pyridine-modified intramolecular charge-transfer dyes and acid complexes

2019 ◽  
Vol 7 (29) ◽  
pp. 8847-8854 ◽  
Author(s):  
Yoshio Yano ◽  
Toshikazu Ono ◽  
Sou Hatanaka ◽  
Daniel T. Gryko ◽  
Yoshio Hisaeda
Keyword(s):  
Charge Transfer ◽  
Proton Transfer ◽  
Intramolecular Charge Transfer ◽  
Stimuli Responsive ◽  
Photoluminescence Properties ◽  
Acid Base ◽  
Color Tuning ◽  
Crystalline Environment ◽  
Fluorescence Color

A series of acid–base complexes reveal ΔpKa value and the crystalline environment determine the extent of proton transfer, which governs the intramolecular charge-transfer (ICT) strength of the complexes and tunes the photoluminescence properties.

Excited States Energies and Dynamics of Peridinin Analogues and the Nature of the Intramolecular Charge Transfer State in Carbonyl-Containing Carotenoids

2013 ◽  
Vol 117 (23) ◽  
pp. 6874-6887 ◽  
Author(s):  
Dariusz M. Niedzwiedzki ◽  
Takayuki Kajikawa ◽  
Kazuyoshi Aoki ◽  
Shigeo Katsumura ◽  
Harry A. Frank
Keyword(s):  
Charge Transfer ◽  
Excited States ◽  
Intramolecular Charge Transfer ◽  
Charge Transfer State ◽  
Transfer State

scholarly journals Intramolecular charge transfer in aminobenzonitriles and tetrafluoro counterparts: fluorescence explained by competition between low-lying excited states and radiationless deactivation. Part I: A mechanistic overview of the parent system ABN

2016 ◽  
Vol 18 (9) ◽  
pp. 6861-6874 ◽  
Author(s):  
Mireia Segado ◽  
Isabel Gómez ◽  
Mar Reguero
Keyword(s):  
Charge Transfer ◽  
Excited States ◽  
Intramolecular Charge Transfer ◽  
Fluorescence Pattern ◽  
Locally Excited

The simplicity of the fluorescence pattern of ABN is in fact the outcome of an intricate interplay between locally excited and charge transfer excited states.

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