Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons

Martin Schubert; Jan Mayer; Mike Hettich; Hanjo Schäfer; Aleksej Laptev; Moritz Merklein; Chuan He; Martin Großmann; Oliver Ristow; Yuansu Luo; Vitalyi Gusev; Jure Demsar; Mikhail Fonin; Konrad Samwer; Thomas Dekorsy

doi:10.1364/up.2014.07.mon.p1.41

Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons

Martin Schubert, Jan Mayer, Mike Hettich, Hanjo Schäfer, Aleksej Laptev, Moritz Merklein, Chuan He, Martin Großmann, Oliver Ristow, Yuansu Luo, Vitalyi Gusev, Jure Demsar, Mikhail Fonin, Konrad Samwer, Thomas Dekorsy^*

^*Corresponding author for this work

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

Abstract

We investigate undoped and Co-doped NiMnGa magnetic shape memory alloys by ultrafast spectroscopy. The temperature dependence of collective modes is explained on the base of a charge-density-wave excitation shining new light on the phase transition.

Original language	English
Title of host publication	19th International Conference on Ultrafast Phenomena, UP 2014
Publisher	Optical Society of America (OSA)
ISBN (Print)	1557522790, 1557522790, 9781557522795, 9781557522795
DOIs	https://doi.org/10.1364/up.2014.07.mon.p1.41
Publication status	Published - 2014
Externally published	Yes
Event	19th International Conference on Ultrafast Phenomena, UP 2014 - Okinawa, Japan Duration: 7 Jul 2014 → 11 Jul 2014

Publication series

Name	Optics InfoBase Conference Papers
ISSN (Electronic)	2162-2701

Conference

Conference	19th International Conference on Ultrafast Phenomena, UP 2014
Country/Territory	Japan
City	Okinawa
Period	7/07/14 → 11/07/14

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10.1364/up.2014.07.mon.p1.41

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Schubert, M., Mayer, J., Hettich, M., Schäfer, H., Laptev, A., Merklein, M., He, C., Großmann, M., Ristow, O., Luo, Y., Gusev, V., Demsar, J., Fonin, M., Samwer, K., & Dekorsy, T. (2014). Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons. In 19th International Conference on Ultrafast Phenomena, UP 2014 (Optics InfoBase Conference Papers). Optical Society of America (OSA). https://doi.org/10.1364/up.2014.07.mon.p1.41

@inproceedings{c08268e26fd845f78811bec483bf0522,

title = "Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons",

abstract = "We investigate undoped and Co-doped NiMnGa magnetic shape memory alloys by ultrafast spectroscopy. The temperature dependence of collective modes is explained on the base of a charge-density-wave excitation shining new light on the phase transition.",

author = "Martin Schubert and Jan Mayer and Mike Hettich and Hanjo Sch{\"a}fer and Aleksej Laptev and Moritz Merklein and Chuan He and Martin Gro{\ss}mann and Oliver Ristow and Yuansu Luo and Vitalyi Gusev and Jure Demsar and Mikhail Fonin and Konrad Samwer and Thomas Dekorsy",

year = "2014",

doi = "10.1364/up.2014.07.mon.p1.41",

language = "English",

isbn = "1557522790",

series = "Optics InfoBase Conference Papers",

publisher = "Optical Society of America (OSA)",

booktitle = "19th International Conference on Ultrafast Phenomena, UP 2014",

note = "19th International Conference on Ultrafast Phenomena, UP 2014 ; Conference date: 07-07-2014 Through 11-07-2014",

}

Schubert, M, Mayer, J, Hettich, M, Schäfer, H, Laptev, A, Merklein, M, He, C, Großmann, M, Ristow, O, Luo, Y, Gusev, V, Demsar, J, Fonin, M, Samwer, K & Dekorsy, T 2014, Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons. in 19th International Conference on Ultrafast Phenomena, UP 2014. Optics InfoBase Conference Papers, Optical Society of America (OSA), 19th International Conference on Ultrafast Phenomena, UP 2014, Okinawa, Japan, 7/07/14. https://doi.org/10.1364/up.2014.07.mon.p1.41

Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons. / Schubert, Martin; Mayer, Jan; Hettich, Mike et al.
19th International Conference on Ultrafast Phenomena, UP 2014. Optical Society of America (OSA), 2014. (Optics InfoBase Conference Papers).

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

TY - GEN

T1 - Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons

AU - Schubert, Martin

AU - Mayer, Jan

AU - Hettich, Mike

AU - Schäfer, Hanjo

AU - Laptev, Aleksej

AU - Merklein, Moritz

AU - He, Chuan

AU - Großmann, Martin

AU - Ristow, Oliver

AU - Luo, Yuansu

AU - Gusev, Vitalyi

AU - Demsar, Jure

AU - Fonin, Mikhail

AU - Samwer, Konrad

AU - Dekorsy, Thomas

PY - 2014

Y1 - 2014

N2 - We investigate undoped and Co-doped NiMnGa magnetic shape memory alloys by ultrafast spectroscopy. The temperature dependence of collective modes is explained on the base of a charge-density-wave excitation shining new light on the phase transition.

AB - We investigate undoped and Co-doped NiMnGa magnetic shape memory alloys by ultrafast spectroscopy. The temperature dependence of collective modes is explained on the base of a charge-density-wave excitation shining new light on the phase transition.

UR - http://www.scopus.com/inward/record.url?scp=85088185170&partnerID=8YFLogxK

U2 - 10.1364/up.2014.07.mon.p1.41

DO - 10.1364/up.2014.07.mon.p1.41

M3 - Conference contribution

AN - SCOPUS:85088185170

SN - 1557522790

SN - 9781557522795

T3 - Optics InfoBase Conference Papers

BT - 19th International Conference on Ultrafast Phenomena, UP 2014

PB - Optical Society of America (OSA)

T2 - 19th International Conference on Ultrafast Phenomena, UP 2014

Y2 - 7 July 2014 through 11 July 2014

ER -

Phase transitions in Co-doped NiMnGa magnetic shape memory alloys probed by coherent phonons

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