THz absorption spectroscopy: Probing the fast hydrogen bond dynamics around ions and proteins

Valeria Conti Nibali, Matthias Heyden, Jessica Dielmann, Erik Bruendermann, Martina Havenith

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Abstract

We have used THz absorption spectroscopy as a tool to probe the collective hydration dynamics of ions and proteins. Whereas in bulk water, the hydrogen bonds break and reform every picosecond on average, in the vicinity of solutes like proteins, water molecules show a retardation of hydrogen bonds rearrangement dynamics. We report here THz absorption spectroscopic measurements of anions and ions as well as proteins and explain the underlying molecular mechanism of the collective hydration dynamics in these systems.

Original languageEnglish (US)
Title of host publication2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2013
DOIs
StatePublished - 2013
Externally publishedYes
Event2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2013 - Mainz, Germany
Duration: Sep 1 2013Sep 6 2013

Publication series

NameInternational Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz
ISSN (Print)2162-2027
ISSN (Electronic)2162-2035

Other

Other2013 38th International Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz 2013
Country/TerritoryGermany
CityMainz
Period9/1/139/6/13

ASJC Scopus subject areas

  • Energy Engineering and Power Technology
  • Electrical and Electronic Engineering

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