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In situ TEM observation of the martensite interface movement on heating – cooling – heating of the pre-deformed NiTi shape memory alloy. / Реснина, Наталья Николаевна; Сибирев, Алексей Владимирович; Беляев, Сергей Павлович; Убыйвовк, Евгений Викторович.

в: Materials Letters, Том 347, 134641, 01.09.2023.

Результаты исследований: Научные публикации в периодических изданияхстатьяРецензирование

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@article{4f7440bdeea649ff9ef112f9d054d135,
title = "In situ TEM observation of the martensite interface movement on heating – cooling – heating of the pre-deformed NiTi shape memory alloy",
abstract = "The aim of the study is the observation of the martensite interfaces movement in pre-deformed NiTi shape memory alloy in situ on temperature variation in transmission electron microscopy. The Ni50Ti50 alloy with a thickness of 0.12 mm was pre-deformed by 10 % tension in the martensite state and unloaded. The thin foils were prepared to study the movement of the martensite interfaces on heating – cooling – heating in-situ in TEM. It is found that during the first heating, the martensite interfaces start moving at high temperatures; hence, they lose their mobility during the pre-deformation procedure. The martensite plates that appear on the second cooling keep their orientation but consist of thin twins. The movement of martensite interfaces on the second heating starts at low temperatures, and it is observed to be inverse to movement during the second cooling. This shows that the interfaces can move easily on the second heating; hence, their mobility has been restored after the first heating.",
keywords = "Martensite interfaces, Martensite stabilization effect, Shape memory alloys, TEM",
author = "Реснина, {Наталья Николаевна} and Сибирев, {Алексей Владимирович} and Беляев, {Сергей Павлович} and Убыйвовк, {Евгений Викторович}",
year = "2023",
month = sep,
day = "1",
doi = "10.1016/j.matlet.2023.134641",
language = "English",
volume = "347",
journal = "Materials Letters",
issn = "0167-577X",
publisher = "Elsevier",

}

RIS

TY - JOUR

T1 - In situ TEM observation of the martensite interface movement on heating – cooling – heating of the pre-deformed NiTi shape memory alloy

AU - Реснина, Наталья Николаевна

AU - Сибирев, Алексей Владимирович

AU - Беляев, Сергей Павлович

AU - Убыйвовк, Евгений Викторович

PY - 2023/9/1

Y1 - 2023/9/1

N2 - The aim of the study is the observation of the martensite interfaces movement in pre-deformed NiTi shape memory alloy in situ on temperature variation in transmission electron microscopy. The Ni50Ti50 alloy with a thickness of 0.12 mm was pre-deformed by 10 % tension in the martensite state and unloaded. The thin foils were prepared to study the movement of the martensite interfaces on heating – cooling – heating in-situ in TEM. It is found that during the first heating, the martensite interfaces start moving at high temperatures; hence, they lose their mobility during the pre-deformation procedure. The martensite plates that appear on the second cooling keep their orientation but consist of thin twins. The movement of martensite interfaces on the second heating starts at low temperatures, and it is observed to be inverse to movement during the second cooling. This shows that the interfaces can move easily on the second heating; hence, their mobility has been restored after the first heating.

AB - The aim of the study is the observation of the martensite interfaces movement in pre-deformed NiTi shape memory alloy in situ on temperature variation in transmission electron microscopy. The Ni50Ti50 alloy with a thickness of 0.12 mm was pre-deformed by 10 % tension in the martensite state and unloaded. The thin foils were prepared to study the movement of the martensite interfaces on heating – cooling – heating in-situ in TEM. It is found that during the first heating, the martensite interfaces start moving at high temperatures; hence, they lose their mobility during the pre-deformation procedure. The martensite plates that appear on the second cooling keep their orientation but consist of thin twins. The movement of martensite interfaces on the second heating starts at low temperatures, and it is observed to be inverse to movement during the second cooling. This shows that the interfaces can move easily on the second heating; hence, their mobility has been restored after the first heating.

KW - Martensite interfaces

KW - Martensite stabilization effect

KW - Shape memory alloys

KW - TEM

UR - https://www.mendeley.com/catalogue/2eef5593-d0d1-31ef-8029-dcdee0d909da/

U2 - 10.1016/j.matlet.2023.134641

DO - 10.1016/j.matlet.2023.134641

M3 - Article

VL - 347

JO - Materials Letters

JF - Materials Letters

SN - 0167-577X

M1 - 134641

ER -

ID: 105651007