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Anomalous roton-induced drag on negative ions in He II.

Research output: Contribution to Journal/Magazine › Journal article › peer-review

Published
<mark>Journal publication date</mark>6/10/1975
<mark>Journal</mark>Physics Letters A
Issue number5
Volume54
Number of pages2
Pages (from-to)385-386
Publication StatusPublished
<mark>Original language</mark>English

Abstract

Measurements have been made of the drift velocities v of negative ions moving through pressurized He II as a function of electric field E. In the roton-dominated temperature range the effective mobility mu = v/E is found to increase with increasing E.