A Model for the Temperature Dependence of the Near UV Absorption Spectra of Organic Peroxy Radicals

1994 ◽  
Vol 98 (5) ◽  
pp. 1394-1397 ◽  
Author(s):  
Jeffrey A. Joens
1995 ◽  
Vol 238 (4-6) ◽  
pp. 359-364 ◽  
Author(s):  
Ole J. Nielsen ◽  
Jens Sehested ◽  
Sarka Langer ◽  
Evert Ljungström ◽  
Ingvar Wängberg

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...


1969 ◽  
Vol 23 ◽  
pp. 2127-2135 ◽  
Author(s):  
Bengt Nelander ◽  
G. Hagen ◽  
Seija Vesala ◽  
Tarja Aalto ◽  
Per-Erik Werner ◽  
...  

Weed Science ◽  
1976 ◽  
Vol 24 (1) ◽  
pp. 107-114 ◽  
Author(s):  
V. E. Berkheiser ◽  
J. L. Ahlrichs

Ultraviolet (UV) absorption spectra were recorded of chloramben (3-amino-2,5-dichlorobenzoic acid) and selected relatives in solutions of different pH's. From these spectra, the Broensted acid-base properties of chloramben were deduced. Interpretations of solution spectra were applied to UV absorption spectra of chloramben adsorbed onto Ca-montmorillonite at low water content. Infrared (IR) transmittance spectra were recorded of chloramben and selected derivatives in KBr pellets and band assignments were made. Interpretations of these spectra were also applied to IR spectra of chloramben adsorbed onto Ca-montmorillonite at low water content. Both UV and IR measurements indicated that protonation of the amino group occurs and that the carboxyl group of chloramben is strongly hydrogen-bonded to the hydration water of the interlayer cations.


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