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

doi:10.1007/978-3-319-13242-6_50

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

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Abstract

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.

Original language	English
Title of host publication	Ultrafast Phenomena XIX - Proceedings of the 19th International Conference
Editors	Louis DiMauro, Regina de Vivie-Riedle, Kaoru Yamanouchi, Makoto Kuwata-Gonokami, Steven Cundiff
Publisher	Springer Science and Business Media, LLC
Pages	210-213
Number of pages	4
ISBN (Electronic)	9783319132419
DOIs	https://doi.org/10.1007/978-3-319-13242-6_50
Publication status	Published - 2015
Externally published	Yes
Event	19th International Conference on Ultrafast Phenomena, 2014 - Okinawa, Japan Duration: 2014 Jul 7 → 2014 Jul 11

Publication series

Name	Springer Proceedings in Physics
Volume	162
ISSN (Print)	0930-8989
ISSN (Electronic)	1867-4941

Other

Other	19th International Conference on Ultrafast Phenomena, 2014
Country/Territory	Japan
City	Okinawa
Period	14/7/7 → 14/7/11

ASJC Scopus subject areas

Physics and Astronomy(all)

Access to Document

10.1007/978-3-319-13242-6_50

Cite this

Hase, M., Fons, P., Mitrofanov, K., Kolobov, A. V., & Tominaga, J. (2015). Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique. In L. DiMauro, R. de Vivie-Riedle, K. Yamanouchi, M. Kuwata-Gonokami, & S. Cundiff (Eds.), Ultrafast Phenomena XIX - Proceedings of the 19th International Conference (pp. 210-213). (Springer Proceedings in Physics; Vol. 162). Springer Science and Business Media, LLC. https://doi.org/10.1007/978-3-319-13242-6_50

Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique. / Hase, Muneaki; Fons, Paul; Mitrofanov, Kirill et al.
Ultrafast Phenomena XIX - Proceedings of the 19th International Conference. ed. / Louis DiMauro; Regina de Vivie-Riedle; Kaoru Yamanouchi; Makoto Kuwata-Gonokami; Steven Cundiff. Springer Science and Business Media, LLC, 2015. p. 210-213 (Springer Proceedings in Physics; Vol. 162).

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution

Hase, M, Fons, P, Mitrofanov, K, Kolobov, AV & Tominaga, J 2015, Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique. in L DiMauro, R de Vivie-Riedle, K Yamanouchi, M Kuwata-Gonokami & S Cundiff (eds), Ultrafast Phenomena XIX - Proceedings of the 19th International Conference. Springer Proceedings in Physics, vol. 162, Springer Science and Business Media, LLC, pp. 210-213, 19th International Conference on Ultrafast Phenomena, 2014, Okinawa, Japan, 14/7/7. https://doi.org/10.1007/978-3-319-13242-6_50

Hase M, Fons P, Mitrofanov K, Kolobov AV, Tominaga J. Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique. In DiMauro L, de Vivie-Riedle R, Yamanouchi K, Kuwata-Gonokami M, Cundiff S, editors, Ultrafast Phenomena XIX - Proceedings of the 19th International Conference. Springer Science and Business Media, LLC. 2015. p. 210-213. (Springer Proceedings in Physics). doi: 10.1007/978-3-319-13242-6_50

Hase, Muneaki ; Fons, Paul ; Mitrofanov, Kirill et al. / Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique. Ultrafast Phenomena XIX - Proceedings of the 19th International Conference. editor / Louis DiMauro ; Regina de Vivie-Riedle ; Kaoru Yamanouchi ; Makoto Kuwata-Gonokami ; Steven Cundiff. Springer Science and Business Media, LLC, 2015. pp. 210-213 (Springer Proceedings in Physics).

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title = "Ultrafast lattice dynamics of phase-change materials monitored by a pump-pump-probe technique",

abstract = "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.",

author = "Muneaki Hase and Paul Fons and Kirill Mitrofanov and Kolobov, {Alexander V.} and Junji Tominaga",

note = "Funding Information: This work was supported by X-ray Free Electron Laser Priority Strategy Program, entitles “Lattice dynamics of phase change materials by time-resolved X-ray diffraction” (NO. 12013011 and 12013023), from the MEXT of Japan. Publisher Copyright: {\textcopyright} Springer International Publishing Switzerland 2015.; 19th International Conference on Ultrafast Phenomena, 2014 ; Conference date: 07-07-2014 Through 11-07-2014",

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doi = "10.1007/978-3-319-13242-6_50",

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AU - Tominaga, Junji

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AB - 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.

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

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