Anomalous phase change in [(GeTe)2/(Sb2Te3)]20 superlattice observed by coherent phonon spectroscopy

K. Makino, Y. Saito, K. Mitrofanov, J. Tominaga, A. V. Kolobov, T. Nakano, P. Fons, M. Hase

Research output: Chapter in Book/Report/Conference proceedingConference contribution

2 Citations (Scopus)

Abstract

The temperature-dependent ultrafast coherent phonon dynamics of topological (GeTe) 2/(Sb2Te3) super lattice phase change memory material was investigated. By comparing with Ge-Sb-Te alloy, a clear contrast suggesting the unique phase change behavior was found.

Original languageEnglish
Title of host publicationUltrafast Phenomena XIX - Proceedings of the 19th International Conference
EditorsLouis DiMauro, Regina de Vivie-Riedle, Kaoru Yamanouchi, Makoto Kuwata-Gonokami, Steven Cundiff
PublisherSpringer Science and Business Media, LLC
Pages199-201
Number of pages3
ISBN (Electronic)9783319132419
DOIs
Publication statusPublished - 2015 Jan 1
Externally publishedYes
Event19th International Conference on Ultrafast Phenomena, 2014 - Okinawa, Japan
Duration: 2014 Jul 72014 Jul 11

Publication series

NameSpringer Proceedings in Physics
Volume162
ISSN (Print)0930-8989
ISSN (Electronic)1867-4941

Other

Other19th International Conference on Ultrafast Phenomena, 2014
Country/TerritoryJapan
CityOkinawa
Period14/7/714/7/11

ASJC Scopus subject areas

  • Physics and Astronomy(all)

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