Enhancement of magnetic properties in FeCoNiCr0. 4CuX high entropy alloys through the cocktail effect for megahertz electromagnetic wave absorption

X Liu, Y Duan, X Yang, L Huang, M Gao… - Journal of Alloys and …, 2021 - Elsevier
Electromagnetic wave absorption materials for megahertz (MHz) frequency range remains a
key core issue that the poor effective attenuation performance and impedance mismatch …

Tunable optical mode ferromagnetic resonance in FeCoB/Ru/FeCoB synthetic antiferromagnetic trilayers under uniaxial magnetic anisotropy

S Li, Q Li, J Xu, S Yan, GX Miao, S Kang… - Advanced Functional …, 2016 - Wiley Online Library
Ferromagnetic resonance (FMR) is one of the most important characteristics of soft magnetic
materials, which practically sets the maximum operation speed of these materials. There are …

Adjust the resonance frequency of (Co90Nb10/Ta) n multilayers from 1.4 to 6.5 GHz by controlling the thickness of Ta interlayers

G Chai, Y Yang, J Zhu, M Lin, W Sui, D Guo… - Applied Physics …, 2010 - pubs.aip.org
In this work, the static and high frequency magnetic properties of (Co 90 Nb 10/Ta) n
multilayers have been investigated. The results show that the in-plane uniaxial magnetic …

Correlating the gradient nitrogen doping and electromagnetic wave absorption of graphene at gigahertz

M Ning, B Kuang, L Wang, J Li, H Jin - Journal of Alloys and Compounds, 2021 - Elsevier
Nitrogen doping has been proved an effective strategy to improve the microwave absorption
performance of graphene. However, the detailed investigations correlating the role of …

Facile synthesis and high-frequency performance of CoFe2O4 nanocubes with different size

N Song, S Gu, Q Wu, C Li, J Zhou, P Zhang… - Journal of Magnetism …, 2018 - Elsevier
Magnetic materials with significant permeability and high resonance frequency are a
challenge due to the Snoek limit, but it is possible to achieve breakthroughs by inducing …

[HTML][HTML] Application of generalized Snoek's law over a finite frequency range: A case study

KN Rozanov, MY Koledintseva - Journal of Applied Physics, 2016 - pubs.aip.org
Generalized Snoek's law proposed in an integral form by Acher and coauthors is a useful
tool for investigation of high-frequency properties of magnetic materials. This integral law …

Constructing dendrite-flower-shaped Fe3O4 crystals in glass-ceramic materials as novel broadband high-efficient electromagnetic wave absorbers

X Wang, J Huang, H Feng, J Li, Z Xu, K Xiong… - Journal of Alloys and …, 2022 - Elsevier
The Snoek limit hinders strong and wideband electromagnetic wave (EMW) absorption, and
to meet this challenge, it is essential to obtain an economical and scalable microstructural …

Magnetization enhanced the multiple magnetic domain-dominated resonance modes in stripe domain films

J Yu, X Chen, F Wang, R Adam, DE Bürgler… - New Journal of …, 2023 - iopscience.iop.org
FeCoHf films with different Hf contents and thicknesses were deposited by composition-
gradient sputtering. The results showed that the stripe domain (SD) structure emerges when …

Tailoring the refractive index of impedance-matched ferrite composites

L Parke, IJ Youngs, CP Gallagher, AP Hibbins… - Scientific Reports, 2022 - nature.com
Independent control of the magnetic and electric properties of two-part and three-part ferrite
composites is demonstrated through variation of particle size and volume fraction of ferrite …

High frequency magnetic properties of ferromagnetic thin films and magnetization dynamics of coherent precession

CJ Jiang, XL Fan, DS Xue - Chinese Physics B, 2015 - iopscience.iop.org
We focus on the ferromagnetic thin films and review progress in understanding the
magnetization dynamic of coherent precession, its application in seeking better high …