Spin hall conductivity
WebNov 25, 2024 · We present a general method to compute the position-dependent intrinsic spin Hall conductivity, with similar computational effort relative to computing the bulk … WebMay 11, 2024 · The spin Hall conductivity (SHC) and anomalous Hall conductivity (AHC) in about 120 full Heusler compounds are calculated using the density functional theory in a …
Spin hall conductivity
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WebDec 1, 2024 · These band structure properties are important for the spin Hall effect: as recently reported, multiple DNLs together with gap opening due to large SOC lead to large spin Hall conductivity [3, 4 ... WebMar 16, 2024 · Manipulation of magnetization by electric‐current‐induced spin–orbit torque (SOT) is of great importance for spintronic applications because of its merits in energy‐efficient and high‐speed operation. An ideal material for SOT applications should possess high charge‐spin conversion efficiency and high electrical conductivity.
WebHerein, it is shown that the spin Hall conductivity (SHC) can be further tuned by ferroelectricity based on the density functional theory calculations. The spin texture variation driven by the electric fields is elucidated from the symmetry point of view, highlighting the interlocked spin and orbital degrees of freedom. ... WebThe anomalous Hall conductivity (AHC) and Spin Hall conductivity (SHC) of hH cubic CoFeGe (\textit{c}-CoFeGe) are found to be $\sim -100$ S/cm and $\sim 39~\hbar/e$ S/cm, respectively. Moreover, the Curie temperature of the alloy is calculated to be $\sim$524 K with a 3 $\mu_{B}$ magnetic moment. Lastly, the calculated mechanical properties ...
WebDynamic spin Hall conductivity We calculate the dynamic (i.e. frequency-dependent, AC) spin Hall conductivity. We fix the Fermi energy to the value efermi and scan the frequency in the range omega. The smr_fixed_width parameter controls the smearing of the frequency-dependent terms (delta functions and principal values). [9]: WebJun 7, 2024 · We demonstrate that the spin Hall conductivities of platinum and doped gallium arsenide, computed with our interpolation scheme as a function of the Fermi …
WebMay 11, 2024 · The spin Hall conductivity (SHC) and anomalous Hall conductivity (AHC) in about 120 full Heusler compounds are calculated using the density functional theory in a high-throughput way. The electronic structures are mapped to the Wannier basis and the linear response theory is used to get the conductivity.
nature\u0027s place real country dog food recallWebMar 16, 2024 · Large SOT efficiency together with high conductivity results in a giant spin Hall conductivity of PtTe 2 thin films, which is the largest value among the presently … mario brothers characters toadWebNov 25, 2024 · The intrinsic spin Hall effect plays an important role in spintronics applications, such as spin-orbit torque-based memory. The bulk space group symmetry determines the form of the bulk spin current conductivity tensor. This paper considers materials for which the local point group symmetry of individual atoms is lower than the … mario brothers christmas treeWebWe report a new physical phenomenon of active and enhanced control of the spin Hall conductivity (SHC) in a family of metal-ferroelectric multilayers. Rather than the direction of the built-in electric field, such ferroelectric regulation of SHC originates from the drastic change of the interfacial electronic state along with its intrinsic Berry phase near the … mario brothers christmasWebMar 16, 2024 · High Spin Hall Conductivity in Large-Area Type-II Dirac Semimetal PtTe2 Hongjun Xu, Hongjun Xu Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, University of Chinese Academy of Sciences, Chinese Academy of Sciences, Beijing, 100190 China mario brothers cheats for nintendoWeband spin diffusion length are comparable to previous reports [4], substantial spin memory loss implies a larger value for the intrinsic SHE ratio of Pt (~ 0.4) than previously reported. We also report a large spin Hall conductivity, σ SH, in high resistivity, paramagnetic Ni 60Cu 40 [5]. The value is comparable to what we reported for Pt [2]. mario brothers christmas ornamentsWebApr 1, 2024 · In particular, Chudnovsky obtained a theoretical formula for spin Hall conductivity: (1) where denotes the spin Hall conductivity, denotes the charge conductivity, denotes the mass of the electron, denotes the light speed, and denotes the Planck constant. nature\\u0027s place real country dog food recall