نتایج جستجو برای: magnetic field induced strain

تعداد نتایج: 2146743  

Journal: :Physical review 2021

We develop a theory of optical transitions in Coulomb impurity-doped two-dimensional transition metal dichalcogenide monolayers and study the from spin-resolved valence band to (Coulomb) donor acceptor impurities under influence synthetic valley-selective magnetic field produced by mechanical strain. It is shown that properties system are determined strength field, which uncovers an experimenta...

Journal: :Applied Physics Letters 2023

The developing field of strain-induced magnetization dynamics offers a promising path toward efficiently controlling spins and phase transitions. Understanding the underlying mechanisms is crucial in finding optimal parameters supporting phononic switching magnetization. Here, we present an experimental numerical study time-resolved driven by resonant excitation optical phonon mode iron garnets...

Journal: :Metals 2022

In water splitting, the oxygen evolution reaction (OER) performance of transition metal alloy catalysts needs to be further improved. To solve this problem, method an external magnetic field was used improve OER catalytic catalyst. paper, FeCo alloys with different composition ratios were prepared by arc melting method, and compositions obtained annealing treatment. Under action a field, all th...

Journal: :Additive manufacturing 2022

Laser powder bed fusion (L-PBF) is used to produce foam-like Ni-Mn-Ga with tailored microscale and mesoscale features. Ni50-Mn28.2-Ga21.8 (at%) was gas atomised processed in an L-PBF system a range of energy density from 26.24 44.90 J/mm3. We characterised properties, such as the chemical composition, crystal structure, magnetisation measurements, density, porosity measurements function process...

Journal: :Physical review 2021

We report a detailed investigation of the ${\mathrm{Ni}}_{2}\mathrm{Mn}\mathrm{Ga}$ shape memory alloy through magnetic, electronic, and thermal measurements. Our measurements anomalous Nernst effect (ANE) reveal that this technique is very sensitive to onset premartensitic transition in sharp contrast other transport With ANE being changes at Fermi surface, we infer on link between structural ...

2014
W. P. Zhou Q. Li Y. Q. Xiong Q. M. Zhang D. H. Wang Q. Q. Cao L. Y. Lv Y. W. Du

The electric field manipulation of magnetic properties is currently of great interest for the opportunities provided in low-energy-consuming spintronics devices. Here, we report the effect of electric field on magnetic and transport properties of the ferromagnetic SrRuO(3) film which is epitaxially grown on Pb(Mg(1/3)Nb(2/3))O3-PbTiO(3) ferroelectric substrate. With the application of electric ...

Journal: :Journal of Applied Physics 2021

We investigate experimentally the effects of externally applied strain on injection 180$^\circ$ domain walls (DW) from a nucleation pad into magnetic nanowires, as typically used for DW-based sensors. In our study strain, generated by substrate bending, induces in material uniaxial anisotropy due to magnetoelastic coupling. To compare effects, $Co_{40}Fe_{40}B_{20}$, $Ni$ and $Ni_{82}Fe_{18}$ s...

The purpose of this paper is to introduce a new technique for row spacing measurement in a wire array using giant magnetoresistive (GMR) sensor. The self-rectifying property of the GMR-based probes leads to accurately detection of the magnetic field fluctuations caused by surface-breaking cracks in conductive materials, shape-induced magnetic anisotropy, etc. The ability to manufacture probes h...

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