Crte ferromagnetic

Author: vdtc

August undefined, 2024

Web肖寒弭孟娟王以林 (山东大学微电子学院, 济南 250100) 1 引言. 二维磁性材料作为二维材料家族的新成员, 其一经发现, 就立即受到国内外的广泛关注.在自旋电子学中, 巨磁阻效应、隧穿磁阻效应、自旋轨道转矩效应等[1-3]揭示了可通过控制自旋磁化方向来调控电子运动.二维磁性材料在单原胞层厚度 ... WebDec 14, 2007 · By adding Zr element, FeCoZr films exhibited a uni-axial anisotropy after magnetic field annealing at 400 °C for 1 hr. Optimal high frequency ferromagnetic properties were achieved in film with 19 at.% Zr, in which strong uni-axial anisotropy field of 300 Oe and high ferromagnetic resonance frequency in excess of 5.2 GHz were obtained.

Van der Waals epitaxial growth of air-stable CrSe - Nature

WebMay 1, 2004 · A method for the time-domain simulation of electromagnetic wave propagation in ferromagnetic materials displaying frequency-dependence and saturation is developed. The technique is based on incorporating into transmission-line modelling (TLM) a non-linear system to describe the frequency-dependent permeability and saturation properties of a ... WebFeb 9, 2001 · Among the 3d transition metal monochalcogenides, chromium telluride (CrTe) is the only ferromagnet with a Curie temperature TC of 331∼347 K [1], in contrast to CrS and CrSe, which are antiferromagnets. In the phase diagram of the Cr–Te system at ambient pressure, no single phase is formed at 50 at.% Te, and Cr 1−δ Te with 52.4–53.5 at.% charlene klein northeastern university

Ferromagnetism in two-dimensional CrTe2 epitaxial films down to a few

WebSep 1, 2002 · The structural phase stability is determined by calculating Gibb's free energy for the NiAs- and MnP-type ferromagnetic CrTe, which is (2) G=E tot +PV−TS. Since the theoretical calculations are performed at 0 K, Gibbs free energy becomes equal to the enthalpy (H) (3) H=E tot +PV. At a given pressure, a stable structure is one for which … WebCharacterization of freestanding few-UC 2D CrTe crystals. a Freestanding few-UC CrTe crystals are well dispersed in ethanol, attracted by a ferromagnet and well re-dispersed after attraction. b... WebAug 28, 2024 · CrTe 2 becomes an example of a material where the CDW phase produces the stabilization of the long-range ferromagnetic order. Our results show that both strain … charlene knapp nsi

Two-dimensional ferromagnetism in CrTe flakes down to …

Crte ferromagnetic

Strong intrinsic room-temperature ferromagnetism in freestanding non

WebIn this study, a new 2D ferromagnet, chromium tellurium (CrTe), was successfully synthesized by the chemical vapor deposition (CVD) method, and the magnetism was … WebJun 30, 2024 · Our results provide important information on the structural phase transition during the growth of CrTe x films, which would be an ideal platform for studying ferromagnetism in 2D systems, and the growth of high-quality CrTe x films on Si substrates would benefit the further applications of 2D ferromagnetic films.

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WebJul 29, 2024 · Room temperature two-dimensional (2D) ferromagnetism is highly desired in practical spintronics applications. Recently, 1T phase CrTe 2 (1T-CrTe 2) nanosheets …

WebDec 16, 2014 · anotherCrdichalgogenide,CrTe 2,thathasnotbeenpreviously synthesized. Single crystals of the 1T-CrTe 2 were obtained through an indirect synthesis and … WebBy performing first-principles calculations, we found that the CrB monolayer is a ferromagnetic (FM) metal, while the FeB monolayer is a typically antiferromagnetic (AFM) semiconductor. Interestingly, both CrB and FeB monolayers are FM metals with a moderate magnetic anisotropy energy by saturating with functional groups.

WebJan 13, 2024 · Herein, we report CrTe-based ferromagnetic semi-metals as an exceptional example showing both desirable magnetic entropy change (−Δ SM) and promising … WebJan 13, 2024 · Herein, we report CrTe-based ferromagnetic semi-metals as an exceptional example showing both desirable magnetic entropy change (−ΔS M) and promising thermoelectric figure of merit (ZT) near room temperature. A proper amount (9 mol. %) of Cr deficiency is found to stabilize the hexagonal structure of CrTe.

High-resolution XRD was performed using MoKα1 radiation (0.70926 Å) which was obtained from a flat perfect crystal Ge monochromator that produced a line beam having angular divergence of in the scattering plane and out of the scattering plane. The measurements were performed by specular reflection and … See more CrTe2 thin films were grown on a bilayer graphene/SiC substrate in an integrated MBE-STM ultrahigh vacuum (UHV) system with base pressure below 2 × 10−10 … See more The measurements were performed on beamline I10 at Diamond Light Source, UK, with 100% circularly polarized X-ray perpendicular to the sample plane and … See more After the growth, the CrTe2films were in-situ transferred under ultra-high vacuum to the ARPES stage. ARPES measurements were performed at 107 K using … See more First-principles calculations with DFT were performed by using the Vienna ab Initio Simulation Package (VASP) package. We used the … See more

WebApr 4, 2024 · A giant topological Hall effect in ferromagnetic compound CeMn2Ge2 with wide temperature range from 70 to 310 k Guoliang Xu , Dan Liu , L. He , Shaobo Wang , Lin Ma charlene kufel obituaryWebDec 16, 2014 · anotherCrdichalgogenide,CrTe 2,thathasnotbeenpreviously synthesized. Single crystals of the 1T-CrTe 2 were obtained through an indirect synthesis and structural, magnetic, thermal and transport properties were measured. 1T-CrTe 2 is metastable, decomposing above 330K and has a transition to a ferromagnetic state just before it, … harry potter 4. bandWebJan 15, 2024 · Section snippets Experimental details. In this paper, we investigate the behaviors on magnetic properties by electronic transport in ferromagnetic NA-type CrTe … charlene knightWebApr 13, 2024 · Ultrathin CrTe 3 layers have been theoretically proposed to be a vdW antiferromagnetic semiconductor with intrinsic intralayer antiferromagnetism. Herein, the … harry potter 4 bombujWebAug 29, 2024 · An in-plane room-temperature negative anisotropic magnetoresistance (AMR) was obtained in ultra-thin CrTe 2 devices, with a sign change in the AMR at lower … charlene knowlesWebThe combination of magnetic and semiconducting properties in one material system has great potential for integration of emerging spintronics with conventional semiconductor technology. One standard route for the synthesis of magnetic semiconductors is doping of semiconductors with magnetic atoms. In many semiconductor–magnetic–dopant … charlene landryWebJan 15, 2024 · Chromium tellurides (Cr-Te) have attracted much interests due to their excellent intrinsic ferromagnetism with high Curie temperature [4], [5], and the potential … charlene lackay