Phonon-Ripplon Coupling and the Two-Dimensional Electron Solid on a Liquid-Helium Surface

Daniel S. Fisher; B. I. Halperin; P. M. Platzman

doi:10.1103/PhysRevLett.42.798

Phonon-Ripplon Coupling and the Two-Dimensional Electron Solid on a Liquid-Helium Surface

Daniel S. Fisher, B. I. Halperin, and P. M. Platzman

Phys. Rev. Lett. 42, 798 – Published 19 March 1979

Abstract

We analyze the vibrational modes of a two-dimensional electron solid, coupled to the ripplon modes of a liquid-helium surface, as a function of temperature and external electric pressing field. Resonance observed experimentally by Grimes and Adams are thereby explained.