Ultrafast elementary photochemical processes of organic molecules in liquid solution

T Kumpulainen, B Lang, A Rosspeintner… - Chemical …, 2017 - ACS Publications
Ultrafast photochemical reactions in liquids occur on similar or shorter time scales compared
to the equilibration of the optically populated excited state. This equilibration involves the …

Excited-state proton transfer reactions II. Intramolecular reactions

SJ Formosinho, LG Arnaut - Journal of Photochemistry and Photobiology A …, 1993 - Elsevier
Invited Review Excited-state proton transfer reactions II. Intramolecular reactions Page 1 J.
Photocltem. Phofobiol, A: Chum., 75 (1993) 21-48 21 Invited Review Excited-state proton …

Time-resolved emission reveals ensemble of emissive states as the origin of multicolor fluorescence in carbon dots

S Khan, A Gupta, NC Verma, CK Nandi - Nano letters, 2015 - ACS Publications
The origin of photoluminescence in carbon dots has baffled scientists since its discovery. We
show that the photoluminescence spectra of carbon dots are inhomogeneously broadened …

Chapter open for the excited-state intramolecular thiol proton transfer in the room-temperature solution

CH Wang, ZY Liu, CH Huang, CT Chen… - Journal of the …, 2021 - ACS Publications
We report here, for the first time, the experimental observation on the excited-state
intramolecular proton transfer (ESIPT) reaction of the thiol proton in room-temperature …

Control of the reversibility of excited-state intramolecular proton transfer (ESIPT) reaction: host-polarity tuning white organic light emitting diode on a new thiazolo [5, 4 …

Z Zhang, YA Chen, WY Hung, WF Tang… - Chemistry of …, 2016 - ACS Publications
By using the thiazolo [5, 4-d] thiazole (TzTz) moiety as the core of a proton acceptor,
compounds 2, 2′-(thiazolo [5, 4-d] thiazole-2, 5-diyl) bis (4-tert-butylphenol)(t-HTTH) and 4 …

An on-the-fly surface-hopping program jade for nonadiabatic molecular dynamics of polyatomic systems: implementation and applications

L Du, Z Lan - Journal of chemical theory and computation, 2015 - ACS Publications
Nonadiabatic dynamics simulations have rapidly become an indispensable tool for
understanding ultrafast photochemical processes in complex systems. Here, we present our …

Sulfur-based intramolecular hydrogen-bond: Excited-state hydrogen-bond on/off switch with dual room-temperature phosphorescence

ZY Liu, JW Hu, CH Huang, TH Huang… - Journal of the …, 2019 - ACS Publications
We report O–H----S hydrogen-bond (H-bond) formation and its excited-state intramolecular
H-bond on/off reaction unveiled by room-temperature phosphorescence (RTP). In this …

Microscopic mechanism of ultrafast excited-state intramolecular proton transfer: A 30-fs study of 2-(2 '-hydroxyphenyl) benzothiazole

S Lochbrunner, AJ Wurzer, E Riedle - The Journal of Physical …, 2003 - ACS Publications
A detailed analysis of the excited-state intramolecular proton transfer (ESIPT) of 2-(2 '-
hydroxyphenyl) benzothiazole and the associated wave packet motion is presented. It is …

Aggregation-induced emission enhancement of 2-(2 '-Hydroxyphenyl) benzothiazole-based excited-state intramolecular proton-transfer compounds

Y Qian, S Li, G Zhang, Q Wang, S Wang… - The Journal of …, 2007 - ACS Publications
A novel class of 2-(2 '-hydroxyphenyl) benzothiazole-based (HBT-based) excited-state
intramolecular proton-transfer (ESIPT) compounds, N, N '-di [3-Hydroxy-4-(2 '-benzothiazole) …

Ultrafast internal conversion pathway and mechanism in 2-(2′-hydroxyphenyl) benzothiazole: a case study for excited-state intramolecular proton transfer systems

M Barbatti, AJA Aquino, H Lischka… - Physical Chemistry …, 2009 - pubs.rsc.org
We study the ultrafast electronic relaxation of the proton transfer compound 2-(2′-
hydroxyphenyl) benzothiazole (HBT) in a joint approach of femtosecond pump–probe …