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We performed photoinduced inverse spin Hall effect (ISHE) measurements on a Pt/Ge(001) junction at room temperature. The spin-oriented electrons, photogenerated at the direct gap of Ge using circularly polarized light, provide a net spin…

Mesoscale and Nanoscale Physics · Physics 2015-06-15 Federico Bottegoni , Alberto Ferrari , Stefano Cecchi , Marco Finazzi , Franco Ciccacci , Giovanni Isella

We reveal an enhanced and switchable spin Hall effect (SHE) of light near Brewster angle on reflection both theoretically and experimentally. The obtained spin-dependent splitting reaches 3200nm near Brewster angle, 50 times larger than the…

Optics · Physics 2011-12-21 Hailu Luo , Xinxing Zhou , Weixing Shu , Shuangchun Wen , Dianyuan Fan

The photonic spin Hall effect (SHE) can be regarded as a direct optical analogy of the SHE in electronic systems where a refractive index gradient plays the role of electric potential. However, it has been demonstrated that the effective…

Optics · Physics 2017-06-28 Mengxia Liu , Liang Cai , Shizhen Chen , Yachao Liu , Hailu Luo , Shuangchun Wen

It has been recently recognized that in addition to the conventional longitudinal angular momentum, structured (inhomogeneous) optical fields exhibit helicity-independent transverse spin angular momentum (SAM) and an unusual spin (circular…

Optics · Physics 2018-07-13 Sudipta Saha , Nirmalya Ghosh , Subhasish Dutta Gupta

The photonic spin Hall effect of light beams reflected from the surfaces of various two-dimensional hexagonal crystalline structures, considering their associated time-reversal $\mathcal{T}$ and inversion $\mathcal{I}$ symmetries, is…

Mesoscale and Nanoscale Physics · Physics 2024-09-05 Muzamil Shah , Muhammad Sabieh Anwar , Reza Asgari , Gao Xianlong

The optical spin Hall effect (OSHE) is a transport phenomenon of exciton polaritons in semiconductor microcavities, caused by the polaritonic spin-orbit interaction, that leads to the formation of spin textures. In the semiconductor cavity,…

The non-dissipative quasistatic longitudinal optical response of insulators is characterized by an intrinsic geometric capacitance, determined by the ratio of the quantum metric to the energy gap, as recently stablished. We study the…

Mesoscale and Nanoscale Physics · Physics 2025-05-06 Yahir Fernández-Méndez , Ramón Carrillo-Bastos , Jesús A. Maytorena

The spin Hall effect of light (SHEL), which refers to a spin-dependent and transverse splitting at refraction and reflection phenomena, inherently depends on the polarization states of the incidence. Most of the previous research have…

Optics · Physics 2021-01-25 Minkyung Kim , Dasol Lee , Junsuk Rho

Spin orbit interaction and the resulting Spin Hall effect of light are under recent intensive investigations because of their fundamental nature and potential applications. Here, we report an extraordinary spin specific beam shift of light…

Photonic spin Hall effect in transmission is a transverse beam shift of the out-coming beam depending on polarization of the in-coming beam. The effect can be significantly enhanced by materials with high anisotropy. We report the first…

Non-Hermitian cavity magnomechanics (CMM), which incorporates the magnon-photon and magnon-phonon interactions simultaneously, enables rich physical phenomena, including exceptional-point-enhanced sensing, and offers pathways toward…

Optics · Physics 2025-11-18 Shah Fahad , Muzamil Shah , Gao Xianlong

Using circularly polarized light is an alternative to electronic ways for spin injection into materials. Spins are injected at a point of the light illumination, and then diffuse and spread radially due to the in-plane gradient of the spin…

Mesoscale and Nanoscale Physics · Physics 2020-04-29 Di Fan , Rei Hobara , Ryota Akiyama , Shuji Hasegawa

The geometric spin Hall effect of light (GSHEL), which is associated with nonzero transverse angular momentum, has been demonstrated to occur without the need for light-matter interaction and is characterized by a transverse shift.…

Optics · Physics 2025-06-19 Chaokai Yang , Weifeng Ding , Zhaoying Wang

The spin Hall effect (SHE), which converts a charge current into a transverse spin current, has long been believed to be a phenomenon induced by the spin--orbit coupling. Here, we propose an alternative mechanism to realize the intrinsic…

Materials Science · Physics 2021-06-22 Yang Zhang , Jakub Zelezny , Yan Sun , Jeroen van den Brink , Binghai Yan

It has been recently shown that the coherent component of light propagating in transversally disordered media, the so-called coherent mode, exhibits an optical spin Hall effect (SHE). In non-resonant materials, however, this phenomenon…

Optics · Physics 2023-06-30 Federico Carlini , Nicolas Cherroret

We theoretically discuss a new kind of photonic spin-Hall effect (PSHE) for optical beams propagating inside an inhomogeneously twisted anisotropic material. The rotation angle plays the role of an effective gauge field. When the twisting…

We show the existence of spin-Hall effect of light (SHEL) in an atomic medium which is made anisotropic via electromagnetically induced transparency. The medium is made birefringent by applying an additional linearly polarized coupling…

Optics · Physics 2019-01-03 Jinze Wu , Junxiang Zhang , Shiyao Zhu , Girish S. Agarwal

We propose a theoretical investigation of the photonic spin Hall effect (PSHE) in a mid-infrared probe field by employing an asymmetric double AlGaAsGaAs quantum well as the intracavity medium. The system is designed such that an external…

Quantum Physics · Physics 2025-09-05 Fazal Badshah , Imed Boukhris , Mohamed Sultan Al-Buriah , Yuan Zhou , Muhammad Idrees , Ziauddin

We theorize the spin Hall effect of light (SHEL) on a nano-metal film and demonstrate it experimentally via weak measurements. A general propagation model to describe the relationship between the spin-orbit coupling and the thickness of the…

Optics · Physics 2012-04-27 Xinxing Zhou , Zhicheng Xiao , Hailu Luo , Shuangchun Wen

Topological polaritons, combining the robustness of the topological protected edge states to defects and disorder with the strong nonlinear properties of polariton bosons, represent an excellent platform to investigate novel photonic…

Mesoscale and Nanoscale Physics · Physics 2024-01-09 Jiahuan Ren , Teng Long , Chunling Gu , Hongbing Fu , Dmitry Solnyshkov , Guillaume Malpuech , Qing Liao