Title :
Using rattling ions to probe sub-ps water network dynamics
Author :
Schmidt, Diedrich A. ; Birer, Özgür ; Funkner, Stefan ; Born, Benjamin P. ; Gnanasekaran, Ramachandran ; Schwaab, Gerhard W. ; Leitner, David M. ; Havenith, Martina
Author_Institution :
Dept. of Phys. Chem. II, Ruhr-Univ. Bochum, Bochum, Germany
Abstract :
We present THz measurements on fifteen solvated alkali halide salts using narrow band THz absorption and broad band THz Fourier transform spectroscopies in order to shed new light on the controversy of salts as kosmotropes (structure breakers) or chaotropes (structure makers).
Keywords :
Fourier transform spectra; alkali metal halides; solvation; terahertz wave spectra; broadband terahertz Fourier transform spectroscopies; chaotropes; kosmotropes; narrow band terahertz absorption; rattling ions; solvated alkali halide salts; structure breakers; structure makers; subpicosecond water network dynamics; terahertz measurements; Absorption; Fourier transforms; Harmonic analysis; Ions; Mathematical model; Oscillators; Predictive models;
Conference_Titel :
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location :
Rome
Print_ISBN :
978-1-4244-6655-9
DOI :
10.1109/ICIMW.2010.5612708
