Ultrafast Intermolecular Hydrogen Bond Dynamics in the Excited State of Fluorenone

2005 ◽  
Vol 109 (39) ◽  
pp. 8693-8704 ◽  
Author(s):  
Vaishali Samant ◽  
Ajay K. Singh ◽  
G. Ramakrishna ◽  
Hirendra N. Ghosh ◽  
Tapan K. Ghanty ◽  
...  
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Intermolecular Hydrogen Bond ◽  
Hydrogen Bond Dynamics

Microsolvation, hydrogen bond dynamics and excited state hydrogen atom transfer mechanism of 2′,4′-dihydroxychalcone

2020 ◽  
Vol 739 ◽  
pp. 137030
Author(s):  
Yelechakanahalli Lingaraju Ramu ◽  
Kandigowda Jagadeesha ◽  
Tavarekere Shivalingaswamy ◽  
Mariyappa Ramegowda
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Hydrogen Atom ◽  
Hydrogen Atom Transfer ◽  
Transfer Mechanism ◽  
Atom Transfer ◽  
Hydrogen Bond Dynamics

scholarly journals Excited-state intramolecular proton transfer in a bioactive flavonoid provides fluorescence observables for recognizing its engagement with target proteins

2019 ◽  
Vol 18 (9) ◽  
pp. 2270-2280 ◽  
Author(s):  
Davide Vanossi ◽  
Monica Caselli ◽  
Giorgia Pavesi ◽  
Chiara Borsari ◽  
Pasquale Linciano ◽  
...  
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Proton Transfer ◽  
Bond Formation ◽  
Intermolecular Hydrogen Bond ◽  
Intramolecular Proton Transfer ◽  
Hydrogen Bond Formation ◽  
Target Proteins ◽  
Emission Properties

Intra- vs. intermolecular hydrogen-bond formation and ESIPT in a bioactive flavonoid result in different emission properties and provide a clue for recognizing its binding to target proteins.

Excited State Hydrogen Bond Dynamics:  Coumarin 102 in Acetonitrile−Water Binary Mixtures

2008 ◽  
Vol 112 (12) ◽  
pp. 2511-2514 ◽  
Author(s):  
Nathan P. Wells ◽  
Matthew J. McGrath ◽  
J. Ilja Siepmann ◽  
David F. Underwood ◽  
David A. Blank
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Binary Mixtures ◽  
Coumarin 102 ◽  
Hydrogen Bond Dynamics

Hydrogen-Bond Dynamics in the Excited State of Coumarin 102−Aniline Hydrogen-Bonded Complex†

2003 ◽  
Vol 107 (49) ◽  
pp. 10798-10804 ◽  
Author(s):  
Dipak K. Palit ◽  
Tieqiao Zhang ◽  
Shigeichi Kumazaki ◽  
Keitaro Yoshihara
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Coumarin 102 ◽  
Hydrogen Bond Dynamics ◽  
Hydrogen Bonded

Exploring excited state properties of 7-hydroxy and 7-methoxy 4-methycoumarin: a combined time-dependent density functional theory/effective fragment potential study

2016 ◽  
Vol 40 (3) ◽  
pp. 2211-2219 ◽  
Author(s):  
Mariyappa Ramegowda ◽  
Keremegaladoddi N. Ranjitha ◽  
Thalashasana N. Deepika
Keyword(s):  
Density Functional Theory ◽  
Hydrogen Bond ◽  
Excited State ◽  
Density Functional ◽  
Time Dependent ◽  
Functional Theory ◽  
Effective Fragment Potential ◽  
Bond Stretching ◽  
Hydrogen Bond Dynamics ◽  
Dependent Density

Hydrogen bond dynamics, C–OH bond contracting, O–H bond stretching and O–H⋯O HB strengthening reveal the ESHT in 4MU at the S1state.

The excited-state multiple proton transfer mechanism of the 7-hydroxyquinoline–(CH3OH)3cluster

2015 ◽  
Vol 39 (12) ◽  
pp. 9910-9917 ◽  
Author(s):  
Yanling Cui ◽  
Hong Zhao ◽  
Jinfeng Zhao ◽  
Pengyu Li ◽  
Peng Song ◽  
...  
Keyword(s):  
Hydrogen Bond ◽  
Excited State ◽  
Proton Transfer ◽  
Intermolecular Hydrogen Bond ◽  
Transfer Mechanism ◽  
Excited State Proton Transfer

Two proposed competitive types of multiple excited-state proton transfer take place along the intermolecular hydrogen-bond for 7-hydroxyquinoline–(CH3OH)3.

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