Lorentz transmission electron microscopy studies on topological magnetic domains

L Peng, Y Zhang, SL Zuo, M He, JW Cai… - Chinese physics …, 2018 - iopscience.iop.org
Lorentz transmission electron microscopy (TEM) is a powerful tool to study the crystal
structures and magnetic domain structures in correlation with novel physical properties …

[HTML][HTML] Optimizing soft magnetic properties by reducing internal defects and residual stress of Fe85-xSi9. 6Al5. 4Snx soft magnetic composites

Z Liu, Y Dong, X Liu, H Lu, Y Wu, R Zhang, Y Ma… - Journal of Materials …, 2022 - Elsevier
In this work, Fe 85-x Si 9.6 Al 5.4 Sn x (x= 0, 0.2, 0.4, 0.6, 0.8, and 1.0) Soft magnetic powder
cores (SMPCs) were prepared by Sn doping, and the effects of the doping on the …

PrAl and PrDyAl diffusion into Nd-La-Ce-Fe-B sintered magnets: Critical role of surface microstructure in the magnetic performance

J Jin, W Chen, M Li, X Liu, M Yan - Applied Surface Science, 2020 - Elsevier
To solve the challenging hurdle of low coercivity, Pr 80 Al 20 and Pr 40 Dy 40 Al 20 diffusion
is applied to the Nd-La-Ce-Fe-B sintered magnets with high La-Ce substitution (La-Ce/TRE …

FeCoNiSixAl0. 4 high entropy alloy powders with dual-phase microstructure: Improving microwave absorbing properties via controlling phase transition

B Zhang, Y Duan, X Wen, G Ma, T Wang… - Journal of Alloys and …, 2019 - Elsevier
Alloy powders with dual-phase nanocrystal (NC) and nanoglass (NG) have received much
attention due to its small coercive force and high permeability, but the preparation of dual …

Evolution of magnetic domain structure and magnetic properties of Fe-based nanocrystalline powder cores during transverse magnetic field annealing

X Li, Y Dong, S Wu, R Zhao, Q Ding, X Jia, A He… - Advanced Powder …, 2022 - Elsevier
In this work, transverse magnetic field annealing (TA) was performed to FeSiBNbCu
nanocrystalline powder cores (NPCs), and the magnetic properties, microstructure, and …

Nano-crystallization behavior and magnetic domain evolution in commercial Fe–Si–B metallic glass

H Lee, AY Lee, KI Kim, H Jeong, SA Hong… - Journal of Alloys and …, 2021 - Elsevier
Soft ferromagnetic properties of nano-crystalline metallic glass considerably depend on
microstructure and its magnetic domain structure. Here, we investigated the microstructure …

In situ transmission electron microscopy (TEM) study on the structural evolution behavior of nano Sn sheets under a thermal field

X Zhou, J Zhang, H Li, C Ma, Y Zhao… - Journal of Materials …, 2024 - pubs.rsc.org
Sn-based solders have been used widely in chip attachment and surface mount processes
in the electronic packaging industry, where Sn plays an indispensable role as the main …

Nd-Fe-B sintered magnets with low rare earth content fabricated via Dy71. 5Fe28. 5 grain boundary restructuring

Z Zhang, J Jin, T Ma, L Liang, M Yan - Journal of Magnetism and Magnetic …, 2020 - Elsevier
Here we report that Nd-Fe-B sintered magnets containing only 12.6–12.9 at.% rare earth
elements exhibit maximum energy product (BH) max of 48.0–48.8 MGOe, remanence B r of …

Effect of annealing process on microstructure and magnetic properties of FeSiBPCNbCu nanocrystalline soft magnetic powder cores

Y Wu, Y Dong, M Yang, X Jia, Z Liu, H Lu, H Zhang… - Metals, 2022 - mdpi.com
In this work, the effect of the annealing process (heating rate (HR) and holding time (HT)) on
microstructure and magnetic properties of FeSiBPCNbCu nanocrystalline soft magnetic …

Spontaneous magnetic bubbles and large topological Hall effect in Mn3-xFexSn compound

J Liu, S Zuo, H Li, Y Liu, X Zheng, Y Zhang, T Zhao… - Scripta Materialia, 2020 - Elsevier
Magnetic and transport properties as well as magnetic domain structures have been
investigated in a hexagonal polycrystalline Mn 2.1 Fe 0.9 Sn compound. The in-situ …