Results 1 to 10 of about 2,536 (262)

Magnetic Properties of FeNiCoAlTiNb Shape Memory Alloys [PDF]

Crystals, 2022
The magnetic properties of the new Fe41Ni28Co17Al11.5(Ti+Nb)2.5 (at. %) shape memory alloy system were studied in this work. The magnetic properties were characterized by thermo-magnetization and a vibrating sample magnetometer (VSM). In iron-based shape
Chau-Yi Tsai, Li-Wei Tseng, Yu-Chih Tzeng, Po-Yu Lee   +3 more
doaj   +2 more sources

Hybrid Solenoids Based on Magnetic Shape Memory Alloys

Actuators, 2023
The mobility of today and tomorrow is characterized by technological change and new challenges in drive concepts such as electric or hydrogen vehicles. Abolishing conventional combustion engines creates even more need for switching or valve technology in
Manuel Mauch, Marco Hutter, Bernd Gundelsweiler   +2 more
doaj   +3 more sources

Anomalous martensitic transformation and good ductility in all-d-metal Cu2Mn-based Heusler shape memory alloys from first-principles prediction [PDF]

iScience
Summary: The inherent brittleness of conventional Heusler shape memory alloys degrades their fatigue life and serviceability, posing a significant challenge for their utilization in energy-efficient and environment-friendly solid-state refrigeration ...
Chun-Mei Li, Zi-Ran Li, Yu-Tong Liu, Chuang Wu   +3 more
doaj   +2 more sources

Structural, Thermal and Magnetic Characterization of Polycrystalline Ni-Mn-Ga Ferromagnetic Shape Memory Alloys

Materials Research, 2023
Shape memory alloys (SMA) are now widely studied in academia and have increasing usage in industry, as they allow efficient performance compared to mechanic actuators with reduced dimensions and the possibility of sensing temperature through the material
K. V. Batista, J. M. Quirino, C. R. Souto, F. R. Feitosa, R. M. Gomes, B. Guedes, F. W. E. L. A. Júnior   +6 more
doaj   +1 more source

Formation of second phase and its influence on transformation and properties of Ni-Mn-based magnetic shape memory alloys

Cailiao gongcheng, 2021
Ni-Mn-based magnetic shape memory alloys have excellent shape memory effects induced by the temperature field and magnetic field, superelasticity, magnetocaloric effect, magnetoresistive effect, elastocaloric effect, exchange bias effect, etc.
CHEN Feng, LIU Pei-wen, XU Xian-fu, TIAN Bing, TONG Yun-xiang, LI Li   +5 more
doaj   +1 more source

Recent Progress in Crystallographic Characterization, Magnetoresponsive and Elastocaloric Effects of Ni-Mn-In-Based Heusler Alloys—A Review

Frontiers in Materials, 2022
Ni-Mn-In-based magnetic shape memory alloys have promising applications in numerous state-of-the-art technologies, such as solid-state refrigeration and smart sensing, resulting from the magnetic field-induced inverse martensitic transformation.
Hai-Le Yan, Xiao-Ming Huang, Claude Esling   +2 more
doaj   +1 more source

Development of High-Entropy Shape-Memory Alloys: Structure and Properties

Успехи физики металлов, 2023
Amongst functional materials, shape-memory alloys occupy a special place. Discovered in the beginning of 1960th in XX century, these alloys attracted quite an attention because of the possibility to restore significant deformation amounts at certain ...
G. S. Firstov, Yu. M. Koval, V. S. Filatova, V. V. Odnosum, G. Gerstein, and H. J. Maier
doaj   +1 more source

External-Field-Induced Phase Transformation and Associated Properties in a Ni₅₀Mn₃₄Fe₃In₁₃ Metamagnetic Shape Memory Wire

Metals, 2021
Metamagnetic shape memory alloys exhibit a series of intriguing multifunctional properties and have great potential for applications in magnetic actuation, sensing and magnetic refrigeration.
Zhen Chen, Daoyong Cong, Shilei Li, Yin Zhang, Shaohui Li, Yuxian Cao, Shengwei Li, Chao Song, Yang Ren, Yandong Wang   +9 more
doaj   +1 more source

Phase Field Simulations of Microstructures in Porous Ferromagnetic Shape Memory Alloy Ni₂MnGa

Metals, 2023
The magnetic domain structures and martensite microstructures of porous Ni2MnGa Heusler alloys with various circle-shaped and ellipse-shaped pores were systematically studied by the phase field method.
Cailian Xu, Yu Huang, Yongfeng Liang, Pingping Wu   +3 more
doaj   +1 more source

The magnetization and magnetoresistance of Ni46Mn23Ga22Co5Cu4 shape memory microwires after mechanical training

Journal of Materials Research and Technology, 2023
Magnetization and magnetoresistance are significant for the application of Ni-Mn-Ga shape memory alloys. The Ni46Mn23Ga22Co5Cu4 microwires with excellent mechanical properties were selected to investigate the influence of mechanical training on the ...
Jiajie Gao, Zhiyi Ding, Shiwei Fu, Kunyu Wang, Lin Ma, Jie Zhu   +5 more
doaj   +1 more source