scholarly journals Unimolecular decomposition kinetics of the stabilised Criegee intermediates CH2OO and CD2OO

2018 ◽  
Vol 20 (38) ◽  
pp. 24940-24954 ◽  
Author(s):  
Daniel Stone ◽  
Kendrew Au ◽  
Samantha Sime ◽  
Diogo J. Medeiros ◽  
Mark Blitz ◽  
...  

Decomposition kinetics of stabilised CH2OO and CD2OO Criegee intermediates have been investigated as a function of temperature (450–650 K) and pressure (2–350 Torr) using flash photolysis coupled with time-resolved cavity-enhanced broadband UV absorption spectroscopy.

2021 ◽  
Vol 23 (35) ◽  
pp. 19415-19423
Author(s):  
Lavinia Onel ◽  
Rachel Lade ◽  
Jennifer Mortiboy ◽  
Mark A. Blitz ◽  
Paul W. Seakins ◽  
...  

The kinetics of the gas phase reaction of the Criegee intermediate CH2OO with SO2 have been studied as a function of temperature in the range 223–344 K at 85 Torr using flash photolysis of CH2I2/O2/SO2/N2 mixtures at 248 nm coupled to time-resolved broadband UV absorption spectroscopy.


2018 ◽  
Vol 20 (34) ◽  
pp. 22218-22227 ◽  
Author(s):  
N. U. M. Howes ◽  
Z. S. Mir ◽  
M. A. Blitz ◽  
S. Hardman ◽  
T. R. Lewis ◽  
...  

Kinetics of CH2OO + SO2 confirmed over a wide range of [SO2]. Acetaldehyde observed as a major product of the reaction of CH3CHOO + SO2.


2016 ◽  
Vol 18 (40) ◽  
pp. 28189-28197 ◽  
Author(s):  
Liang-Chun Lin ◽  
Wen Chao ◽  
Chun-Hung Chang ◽  
Kaito Takahashi ◽  
Jim Jr-Min Lin

The kinetics of the reaction of anti-CH3CHOO with water vapor were investigated using transient UV absorption spectroscopy at temperatures from 288 to 328 K and 500 Torr.


2000 ◽  
Vol 104 (17) ◽  
pp. 3964-3973 ◽  
Author(s):  
Sergey A. Nizkorodov ◽  
Warren W. Harper ◽  
Bradley W. Blackmon ◽  
David J. Nesbitt

Author(s):  
Branislav Milovanović ◽  
Jurica Novak ◽  
Mihajlo Etinski ◽  
Wolfgang Domcke ◽  
Nadja Doslic

Despite many studies, the mechanisms of nonradiative relaxation of uracil in the gas phase and in aqueous solution are still not fully resolved. Here we combine theoretical UV absorption spectroscopy...


2020 ◽  
Vol 44 (7) ◽  
pp. 2930-2940 ◽  
Author(s):  
Jun Zhu ◽  
Jie Li ◽  
Chao Sang ◽  
Yunjun Luo

The preparation of waterborne polyurethane based polymeric dyes (DWPU) with anthraquinone chromophores was monitored by using UV absorption spectroscopy for the first time.


2019 ◽  
Vol 7 ◽  
Author(s):  
Jan-Lukas Tirpitz ◽  
Denis Pöhler ◽  
Nicole Bobrowski ◽  
Bruce Christenson ◽  
Julian Rüdiger ◽  
...  

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