Details
Original language | English |
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Article number | 195103 |
Journal | Journal of Applied Physics |
Volume | 125 |
Issue number | 19 |
Early online date | 20 May 2019 |
Publication status | Published - 21 May 2019 |
Abstract
Ni43Mn37.8In12.2Co7 and Ni43Mn37.65In12.35Co7 polycrystalline alloys were tested mechanically in uniaxial compression in order to determine the stress-strain response and accompanying changes of electrical resistivity. Compression of the specimen by 9% at room temperature resulted in a 250% increase of resistivity followed by almost full recovery to its predeformation level upon heating to 400 K. Microstructural observations revealed that giant reversible changes of electrical resistivity occurred due to stress-induced martensitic transformation and shape recovery of plastically deformed grains induced by heating.
ASJC Scopus subject areas
- Physics and Astronomy(all)
- General Physics and Astronomy
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In: Journal of Applied Physics, Vol. 125, No. 19, 195103, 21.05.2019.
Research output: Contribution to journal › Article › Research › peer review
}
TY - JOUR
T1 - Giant reversible stress-induced change of resistivity in Ni-Mn-In-Co alloys
AU - Konoplyuk, Sergiy
AU - Kokorin, Volodymyr
AU - Mashirov, Alexey
AU - Dilmieva, Elvina
AU - Dalinger, Andrei
N1 - Funding information: The authors would like to thank Professor Maier (Institut für Werkstoffkunde, Leibnitz Universität Hannover) for great support and helpful discussion.
PY - 2019/5/21
Y1 - 2019/5/21
N2 - Ni43Mn37.8In12.2Co7 and Ni43Mn37.65In12.35Co7 polycrystalline alloys were tested mechanically in uniaxial compression in order to determine the stress-strain response and accompanying changes of electrical resistivity. Compression of the specimen by 9% at room temperature resulted in a 250% increase of resistivity followed by almost full recovery to its predeformation level upon heating to 400 K. Microstructural observations revealed that giant reversible changes of electrical resistivity occurred due to stress-induced martensitic transformation and shape recovery of plastically deformed grains induced by heating.
AB - Ni43Mn37.8In12.2Co7 and Ni43Mn37.65In12.35Co7 polycrystalline alloys were tested mechanically in uniaxial compression in order to determine the stress-strain response and accompanying changes of electrical resistivity. Compression of the specimen by 9% at room temperature resulted in a 250% increase of resistivity followed by almost full recovery to its predeformation level upon heating to 400 K. Microstructural observations revealed that giant reversible changes of electrical resistivity occurred due to stress-induced martensitic transformation and shape recovery of plastically deformed grains induced by heating.
UR - http://www.scopus.com/inward/record.url?scp=85065966548&partnerID=8YFLogxK
U2 - 10.1063/1.5088233
DO - 10.1063/1.5088233
M3 - Article
AN - SCOPUS:85065966548
VL - 125
JO - Journal of Applied Physics
JF - Journal of Applied Physics
SN - 0021-8979
IS - 19
M1 - 195103
ER -