Observation of coherent confined LO phonons in 70Ge/74Ge isotope superlattices

M. Nakajima, H. Harima, K. Morita, K. M. Itoh, K. Mizoguchi, E. E. Haller, M. Hangyo

Research output: Contribution to journalArticlepeer-review

Abstract

Coherent higher-order confined LO phonons are reported for the first time by a pump-probe technique in 70Ge/74Ge isotope superlattices. The Fourier-transformed spectra are well explained by a linear chain model and a bond polarizability approach.

Original languageEnglish
Pages (from-to)384-386
Number of pages3
JournalSpringer Series in Chemical Physics
Volume66
DOIs
Publication statusPublished - 2001
Externally publishedYes

ASJC Scopus subject areas

  • Physical and Theoretical Chemistry

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