Results 71 to 80 of about 21,324 (243)

Composite‐Field Annealing Enables Superior High‐Temperature Noise Stability in Fluxgate Sensors With Co‐Rich Amorphous Microwires

open access: yesRare Metals, EarlyView.
ABSTRACT Fluxgate sensors with Co‐rich amorphous microwires, widely used for their low noise in magnetic field measurements, encounter significant challenges in high‐temperature environments such as well drilling and geological exploration. Prolonged thermal aging degrades the performance of Co‐rich amorphous microwires, resulting in increased noise ...
Lining Pan   +10 more
wiley   +1 more source

A versatile and compact capacitive dilatometer

open access: yes, 2006
We describe the design, construction, calibration, and operation of a relatively simple differential capacitive dilatometer suitable for measurements of thermal expansion and magnetostriction from 300 K to below 1 K with a low-temperature resolution of ...
A. H. Lacerda   +16 more
core   +1 more source

Anelasticity of Phase Transitions and Magnetostriction in Fe-(27-28%)Ga Alloys [PDF]

open access: yesMaterials Research, 2018
Several aspects of anelastic behavior of Fe-(27-28%)Ga-Tb alloys are considered in this paper: (i) the phase transitions from a metastable to an equilibrium phase and phase transitions between equilibrium phases at higher temperatures in as cast alloys, (
Igor Stanislavovich Golovin   +6 more
doaj   +2 more sources

Configuration Optimization Design of Magnetic Circuit for Large Magnetostrictive Devices Based on TbDyFe Alloy

open access: yesRare Metals, EarlyView.
ABSTRACT Reliable operation of high‐performance magnetostrictive devices, composed of the giant magnetostrictive material (GMM), that is, the TbDyFe alloy, critically depends on an optimally tailored bias magnetic field. Sufficient intensity and uniformity are essential to induce the ideal initial strain in the GMM, enabling peak reciprocating output ...
Jinan Yu   +12 more
wiley   +1 more source

Magnetostriction strain measurement: heterodyne laser interferometry versus strain gauge technique [PDF]

open access: yes, 2013
Deformation of the ferromagnetic material, known as magnetostriction, causes vibrations and noise of electrical machines and transformer cores. A setup by using heterodyne laser interferometers has been built to measure the magnetostriction strains as a
Gorji Ghalamestani, Setareh   +3 more
core  

Superconductivity in heavy-fermion U(Pt,Pd)3 and its interplay with magnetism

open access: yes, 1999
The effect of Pd doping on the superconducting phase diagram of the unconventional superconductor UPt3 has been measured by (magneto)resistance, specific heat, thermal expansion and magnetostriction.
A. A. Menovsky   +55 more
core   +1 more source

Improved magneostriction and mechanical properties in dual-phase FeGa single crystal

open access: yesMaterials Research Letters, 2018
Single-phase Fe81Ga19 and dual-phase (Fe0.81Ga0.19)99.95Tb0.05 single crystals with perfect $ \langle 001 \rangle $ orientation were prepared by directional solidification technology.
Yuye Wu   +7 more
doaj   +1 more source

Multifunctionality of Magnetic La(Fe, Si/Al)13‐Based Materials: Negative Thermal Expansion and Magnetocaloric Effect

open access: yesRare Metals, EarlyView.
ABSTRACT In recent years, the field of magnetic materials has witnessed a paradigm shift from single‐function applications to multifunctional integration, driven by the growing demand for smart materials in advanced technologies. Among various magnetic systems, La(Fe, Si/Al)13‐series materials have emerged as particularly promising candidates due to ...
Irfan Liaquat   +2 more
wiley   +1 more source

Enhancing magnetostriction in FeAl alloys via crystal growth orientation tuning by a trace amount of Pt doping

open access: yesJournal of Materials Research and Technology
Iron-based cubic alloy systems opened the door to the development of magnetostrictive materials with moderate magnetostriction, low cost, and good mechanical properties.
Zhiyong Dai   +11 more
doaj   +1 more source

Crystallographic and magnetostriction properties of Fe and FeB-alloy thin films formed on MgO(100) single-crystal substrates

open access: yesEPJ Web of Conferences, 2013
Fe(100)bcc single-crystal film, Fe-B amorphous film, and Fe-B film consisting of a mixture of epitaxial bcc(100) crystal and amorphous are prepared on MgO(100) single-crystal substrates.
Ohtake M.   +3 more
doaj   +1 more source

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