Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique

Muneaki Hase, Paul Fons, Kirill Mitrofanov, Alexander V. Kolobov, Junji Tominaga

研究成果: Conference contribution

抄録

We explore an ultrafast structural transformation in a Ge2Te2/Sb2Te3 superlattice, using pump-pump-probe spectroscopy. The coherent phonon spectra exhibit complex structural dynamics upon photo-excitation, being described as a mixing of two different Ge bonding configurations.

本文言語English
ホスト出版物のタイトルUltrafast Phenomena XIX - Proceedings of the 19th International Conference
編集者Louis DiMauro, Regina de Vivie-Riedle, Kaoru Yamanouchi, Makoto Kuwata-Gonokami, Steven Cundiff
出版社Springer Science and Business Media, LLC
ページ210-213
ページ数4
ISBN(電子版)9783319132419
DOI
出版ステータスPublished - 2015 1 1
外部発表はい
イベント19th International Conference on Ultrafast Phenomena, 2014 - Okinawa, Japan
継続期間: 2014 7 72014 7 11

出版物シリーズ

名前Springer Proceedings in Physics
162
ISSN(印刷版)0930-8989
ISSN(電子版)1867-4941

Other

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

ASJC Scopus subject areas

  • Physics and Astronomy(all)

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