Results 21 to 30 of about 2,539 (210)

Stress-Induced Magnetic Anisotropy Enabling Engineering of Magnetic Softness and GMI Effect of Amorphous Microwires

open access: yesApplied Sciences, 2020
Stress-annealing enabled a considerable improvement in the GMI effect in both Fe- and Co-rich glass-coated microwires. Additionally, a remarkable magnetic softening can be achieved in stress-annealed Fe-rich microwires.
Paula Corte-León   +6 more
doaj   +1 more source

Structural, magnetic, and magnetocaloric characterization of NiMnSn microwires prepared by Taylor-Ulitovsky technique

open access: yesAIP Advances, 2023
We report the structural, magnetic, and magnetocaloric characterization of glass-coated Ni42.9Mn37.1Sn20.0 microwires produced by the Taylor-Ulitovsky method.
M. L. Arreguín-Hernández   +8 more
doaj   +1 more source

Towards flexible asymmetric MSM structures using Si microwires through contact printing [PDF]

open access: yes, 2017
This paper presents development of flexible metal-semiconductor-metal devices using silicon (Si) microwires. Monocrystalline Si in the shape of microwires are used which are developed through standard photolithography and etching.
Dahiya, R., Khan, S., Lorenzelli, L.
core   +1 more source

Glass coated microwires with enhanced coercivity

open access: yesJournal of Magnetism and Magnetic Materials, 1999
Abstract Glass coated Cu–Ni–Co microwires with a metallic nucleus 3 μm in diameter were prepared by the Taylor–Ulitovsky technique. The effects of heat treatments on the magnetic and structural properties were studied. At room temperature, the coercivity increases from 65 Oe in the as-prepared samples to 800 Oe after annealing the material at 973 K ...
Sinnecker, E.   +6 more
openaire   +2 more sources

The Magnetostriction of Amorphous Magnetic Microwires: The Role of the Local Atomic Environment and Internal Stresses Relaxation

open access: yesMagnetochemistry, 2023
We studied the magnetostriction coefficients, λs, Curie temperature, Tc, and their dependence on annealing conditions in Fe47Ni27Si11B13C2 and Co67Fe3.9Ni1.5B11.5Si14.5Mo1.6 amorphous glass-coated microwires with rather different character of hysteresis ...
Valentina Zhukova   +8 more
doaj   +1 more source

Low temperature magnetic behaviour of glass-covered magnetic microwires with gradient nanocrystalline microstructure [PDF]

open access: yes, 2014
Slow nanocrystallization driving dynamics can be affected by the combination of two factors: sample residual stresses and sample geometry. This effect is evidenced at the initial stages of nanocrystallization of amorphous CoFeSiBCuNb magnetic microwires.
A. Hernando   +4 more
core   +2 more sources

Preparation and magnetic properties of Co2-based Heusler alloy glass-coated microwires with high Curie temperature

open access: yesAIP Advances, 2023
In this article, we studied the effect of annealing (600 °C for 1 h) and the applied magnetic field from 50 Oe to 20 kOe of Co2FeSi glass-coated microwires with ordered L21 structure prepared by Taylor–Ulitovsky technique on the magnetic behavior. The as-
M. Salaheldeen   +5 more
doaj   +1 more source

Magneto-impedance of glass-coated Fe–Ni–Cu microwires [PDF]

open access: yesJournal of Applied Physics, 2000
The magneto-impedance (MI) of glass-coated Fe–Ni–Cu microwires was investigated for longitudinal radio-frequency (rf) currents up to a frequency of 200 MHz using a rf lock-in amplifier method. The MI, defined as ΔZ/Z=[Z(H)−Z(H=0.3 T)]/Z(H=0.3 T), displays a peak structure (negative MI) at zero field for rf currents with frequencies less than 20 MHz and
Wiggins, J.   +4 more
openaire   +3 more sources

A domain wall creation paradigm: Realization for amorphous Fe-based microwires

open access: yesAIP Advances, 2021
The creation of a domain wall pair in the magnetic core of amorphous glass-coated bistable microwires with circular cross-section is studied. Energy balance is formulated in the spirit of particle decay, equalizing magnetic field work and energy of two ...
Sergey Leble, Valeria Rodionova
doaj   +1 more source

Fabrication and magnetic properties of hard/soft magnetostatically coupled FePt/FeNi multilayer microwires [PDF]

open access: yes, 2008
3 pages, 5 figures.-- PACS: 75.70.Cn; 75.60.Ej; 75.50.Ww; 81.15.Pq; 68.65.Ac; 81.40.EfA family of multilayer microwires with hard/soft biphase magnetic behavior is here introduced.
Badini-Confalonieri, G. A.   +2 more
core   +1 more source

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