Anelastic effects in Fe–Ga and Fe–Ga-based alloys: a review

IS Golovin - Materials, 2023 - mdpi.com
Fe–Ga alloys (GalFeNOLs) are the focus of attention due to their enhanced magneto-elastic
properties, namely, magnetostriction in low saturation magnetic fields. In the last several …

Tetragonal dipole dominated Zener relaxation in BCC-structured Fe-17at.% Ga single crystals

M Sun, W Jiang, Y Ke, B Ge, X Wang, Q Fang - Acta Materialia, 2023 - Elsevier
The stress-induced reorientation of the low-symmetry defects due to substitution atom pairs
can give rise to an internal friction peak (Zener relaxation) and the first-nearest-neighbor …

Phase transitions as a tool for tailoring magnetostriction in intrinsic Fe-Ga composites

VV Palacheva, A Emdadi, F Emeis, IA Bobrikov… - Acta Materialia, 2017 - Elsevier
Fe-Ga alloys exhibit unique functional properties such as magnetostriction that can be
varied from the highest positive values among iron-based alloys to negative values …

Phase diagram of magnetostrictive Fe-Ga alloys: insights from theory and experiment

MV Matyunina, MA Zagrebin, VV Sokolovskiy… - Phase …, 2019 - Taylor & Francis
The structural, electronic and magnetic properties of Fe 100− x Ga x alloys are studied
computationally in the composition range up to x≤ 31.25 at.% and experimentally about 27 …

Internal friction phenomena in a wide temperature range up to 800° C in long-term annealed Fe-(0− 30) at% Ga alloys

M Sun, L Li, W Jiang, Y Gao, H Wang, X Wang… - Journal of Alloys and …, 2021 - Elsevier
The internal friction (IF) phenomena were systematically studied in a temperature range from
room temperature (RT) to 800° C for Fe-(0− 30) at% Ga alloys annealed at 480° C for 14 …

Tb-dependent phase transitions in Fe-Ga functional alloys

A Emdadi, VV Palacheva, АM Balagurov, IA Bobrikov… - Intermetallics, 2018 - Elsevier
Abstract Effect of microalloying by Tb on the microstructure, phase transitions, and functional
properties of the Fe-19Ga-xTb and Fe-27.4 Ga-xTb (where x= 0, 0.15, 0.3, 0.4, or 0.5 at.%) …

Comparative study of structural phase transitions in bulk and powdered Fe–27Ga alloy by real-time neutron thermodiffractometry

AM Balagurov, IS Golovin, IA Bobrikov… - Journal of Applied …, 2017 - journals.iucr.org
Phase transformations in an iron–gallium alloy have been analyzed by in situ real-time
neutron diffraction in the temperature range from 293 to 1223 K. Two compositionally …

Crystal structure and phase composition evolution during heat treatment of Fe-45Ga alloy

TN Vershinina, IA Bobrikov, SV Sumnikov, AO Boev… - Intermetallics, 2021 - Elsevier
The atomic structure of the high-temperature β-Fe 6 Ga 5 phase, formed in the Fe-45at.% Ga
alloy during rapid cooling from the melt, has been refined by X-ray, neutron diffraction …

Mechanical spectroscopy of phase transitions in Fe–(23–38) Ga-RE alloys

IS Golovin, AK Mohamed, VV Palacheva… - Journal of Alloys and …, 2021 - Elsevier
Abstract Anelastic effects in Fe-(23–38) Ga binary and ternary alloys doped with rare-earth
(RE) elements, RE= Pr, Sm, Tb, Er, and Yb, are studied in a sub-resonance frequency …

Evolution of the phase structure, magnetic domain structure, and magnetic properties of annealed Fe72Ga28 thin films

H Yi, J Li, H Yu, F Li, X Bao, X Gao - Journal of Alloys and Compounds, 2022 - Elsevier
In contrast to the disordered body-centered cubic (bcc) A2 phase, the ordered face-centered
cubic (fcc) L1 2 phase exhibits negative magnetostriction (λ) and has a high elastic modulus …