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 journalArticle

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
Publication statusPublished - 2001 Dec 1

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ASJC Scopus subject areas

  • Physical and Theoretical Chemistry

Cite this

Nakajima, M., Harima, H., Morita, K., Itoh, K. M., Mizoguchi, K., Haller, E. E., & Hangyo, M. (2001). Observation of coherent confined LO phonons in 70Ge/74Ge isotope superlattices. Springer Series in Chemical Physics, 66, 384-386.