Laser inhibited diffusion in rhodamine-ethanol solutions

Nabil M. Lawandy, Peter L. Fuhr, D. W. Robinson

Research output: Contribution to journalArticlepeer-review

3 Scopus citations

Abstract

The diffusion of rhodamine-6G dye in ethanol is observed to be inhibited by optical pumping by a cadmium laser. The diffusion process is observed as a function of the solution temperature. The relative difference in diffusion coefficients with and without optical pumping is calculated. The effect is interpreted as being due to a stronger solvent-dye interaction in the first excited singlet state of rhodamine-6G.

Original languageEnglish
Pages (from-to)137-138
Number of pages2
JournalPhysics Letters, Section A: General, Atomic and Solid State Physics
Volume84
Issue number3
DOIs
StatePublished - Jul 20 1981
Externally publishedYes

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