An EXAFS Investigation of Local Structure around Rb+ in Aqueous Solution

Author:

Kubozono Yoshihiro1,Hirano Akiko1,Maeda Hironobu1,Kashino Setsuo1,Emura Shuichi2,Ishida Hiroyuki3

Affiliation:

1. Department of Chemistry, Okayama University, Okayama 700, Japan

2. The Institute of Scientific and Industrial Research, Osaka University, Ibaraki 567, Japan

3. College of General Education, Okayama University, Okayama 700, Japan

Abstract

Abstract EXAFS spectra have been measured in order to elucidate the local structure around Rb+ in aqueous solution. It has been found that the Rb+ is surrounded by ca. six O atoms of H2O molecules. The Rb -O distance was determined to be 2.90 (3) Å. The coordination number and Rb -O distance compare well with those of the other alkaline metal ions estimated by X-ray diffraction.

Publisher

Walter de Gruyter GmbH

Subject

Physical and Theoretical Chemistry,General Physics and Astronomy,Mathematical Physics

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