Spin-photogalvanic effect
WebJan 17, 2024 · In the work, we demonstrate the spin-photogalvanic effect for (R-MBA)2PbI4 and (S-MBA)2PbI4 polycrystalline films based lateral devices (100 µm channel length). The light helicity dependence of ... WebIn this paper we review both theoretical and experimental studies on spin-related photogalvanic effects. A short phenomenological introduction is followed by the …
Spin-photogalvanic effect
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WebThe pure spin current and fully spin-polarized current induced by the photogalvanic effect and spin-Seebeck effect in halogen-decorated phosphorene† Zibin Zheng,a Lin Zhu, *a Zenglin Cao,a Xiaohui Guo,a Yin Wangb and Kailun Yaoa Author affiliations WebApr 16, 2024 · The short timescale spin dynamics in antiferromagnets is an attractive feature from the standpoint of ultrafast spintronics. Yet generating highly polarized spin currents at room temperature remains a fundamental challenge for antiferromagnets. We propose a spin circular photogalvanic effect (spin-CPGE), in which circularly polarized …
WebJul 18, 2024 · The photogalvanic effect (PGE) occurring in noncentrosymmetric materials enables the generation of a dc photocurrent at zero bias with a high polarization sensitivity, which makes it very attractive in photodetection. Web2 Spin-photogalvanic effect in chiral lead halide perovskites. 来源：NANOSCALE( P 2040-3364 E 2040-3372 ) 发表时间: 2024/01 ... 3 Spin dependent polaron pair dissociation at charge transfer states enables low driving force for non.. 来源：APPL PHYS LETT( P 0003-6951 E 1077-3118 ) 发表时间: 2024/06.
WebHgTe-based quantum wells (QWs) possess very strong spin-orbit interaction (SOI) and have become an ideal platform for the study of fundamental SOI-dependent phenomena and the topological insulator phase. Circular photo… WebJun 18, 2024 · This revealed spin photogalvanic effect can generate the long-time pursued intrinsic pure spin current (PSC) in non-centrosymmetric nonmagnetic insulators. Different from the spin and valley Hall ...
WebSep 6, 2024 · Spin photogalvanic effect (SPGE) is an efficient method to generate a spin current by photoexcitation in a contactless and ultra-fast way. In two-dimensional (2D) …
WebDec 4, 2011 · Although a photo-induced inverse spin Hall effect has been observed in GaAs and related materials, the exceptionally short spin lifetime of bulk optically spin-oriented carriers will make... hospital regulatory requirementsWebFeb 11, 2016 · Spin current is a key to realizing various phenomena and functionalities related to spintronics. Recently, the possibility of generating spin current through a photogalvanic effect of magnons was … Expand psycho islandWebNov 12, 2024 · We propose a spin circular photogalvanic effect (spin CPGE), in which circularly polarized light can produce a highly spin-polarized current at room temperature, through an “injection-current-like” mechanism in parity-time ( P T )-symmetric antiferromagnetic (AFM) insulators. hospital registration numberWebphotogalvanic effect is hence expected if coherent spin transport takes place on a length scale large enough for spin-polarized cur-rents to be driven through a device. We report measurements of the resulting spin-polarized photocurrents in devices made from single crystals of (CH 3NH 3)PbI 3, the most important LHP material. Results and Discussion psycho kid screamWebApr 14, 2024 · We report on spin ratchet currents driven by terahertz radiation electric fields in a Co/Pt magnetic metamaterial formed by triangle-shaped holes forming an antidot lattice and subjected to an external magnetic field applied perpendicularly to the metal film plane. We show that for a radiation wavelength substantially larger than the period of the … psycho kid burns christmas treeWebHere, we investigate the tunable circular photoelectric responses in 2D Te field-effect transistors with different chirality, including the longitudinal circular photogalvanic effect induced by the radial spin texture (electron-spin polarization parallel to the electron momentum direction) and the circular photovoltaic effect induced by the ... psycho jester costume for girlsWebJun 18, 2024 · This revealed spin photogalvanic effect can generate the long-time pursued intrinsic pure spin current (PSC) in non-centrosymmetric nonmagnetic insulators. hospital reimbursement based on hcahps