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Surface wave propagation at the interface between different types of gyrotropic materials and an isotropic negatively refracting medium, in which the relative permittivity and relative permeability are, simultaneously, negative is…

材料科学 · 物理学 2007-05-23 Allan D. Boardman , Neil King , Yuriy Rapoport , Larry Velasco

The longitudinal and the transverse beam shifts, namely, the Goos-H\"anchen (GH) and the Spin-Hall (SH) shifts are usually observed at planar interfaces. It has recently been shown that the transverse SH shift may also arise due to…

光学 · 物理学 2015-06-19 J. Soni , S. Mansha , S. Dutta Gupta , A. Banerjee , N. Ghosh

We investigate the Goos Hanchen shift of the transmitted probe and show that optomechanical interference in a ring Bose Einstein condensate provides a sensitive, rotation tunable beam shift response at ultralow optical powers. Without…

量子气体 · 物理学 2025-09-05 Ghaisud Din , Muqaddar Abbas , Pei Zhang

When a three-level atomic wavepacket is obliquely incident on a "edium slab" consisting of two far-detuned laser beams, there exists lateral shift between reflection and incident points at the surface of a "medium slab", analogous to…

量子物理 · 物理学 2014-07-16 Zhenglu Duan , Liyun Hu , XueXiang Xu , Cunjin Liu

The Goos-Hanchen (GH) effect is an interference effect on total internal reflection at an interface, resulting in a shift sigma of the reflected beam along the interface. We show that the GH effect at a p-n interface in graphene depends on…

介观与纳米尺度物理 · 物理学 2009-04-10 C. W. J. Beenakker , R. A. Sepkhanov , A. R. Akhmerov , J. Tworzydlo

We investigate the Goos-Hanchen (G-H) shifts reflected and transmitted by a yttrium-iron-garnet (YIG) film for both normal and oblique incidence. It is found that the nonreciprocity effect of the MO material does not only result in a…

材料科学 · 物理学 2017-03-02 Wenjing Yu , Hua Sun , Lei Gao

We report giant Goos-H\"{a}nchen shifts [Goos and H\"{a}nchen, Ann. Phys. 436, 333 (1947)] for electron beams tunneling through graphene double barrier structures. We find that inside the transmission gap for the single barrier, the shift…

介观与纳米尺度物理 · 物理学 2012-08-14 Yu Song , Han-Chun Wu , Yong Guo

Spin waves are promising chargeless information carriers for the future, energetically efficient beyond-CMOS systems. Among many advantages there are the ease of achieving nonlinearity, the variety of possible interactions, and excitation…

介观与纳米尺度物理 · 物理学 2022-03-22 Pawel Gruszecki , Konstantin Y. Guslienko , Igor L. Lyubchanskii , Maciej Krawczyk

Spin wave nonreciprocity in domain walls (DWs) allows for unidirectional signal processing in reconfigurable magnonic circuits. Using scanning transmission x-ray microscopy (STXM), we examined coherently-excited magnons propagating in…

We study the potential of all-electrical inductive techniques for the spectroscopy of propagating forward volume spin waves. We develop a one-dimensional model to account for the electrical signature of spin-wave reflection and transmission…

介观与纳米尺度物理 · 物理学 2020-11-18 M. Sushruth , M. Grassi , K. Ait-Oukaci , D. Stoeffler , Y. Henry , D. Lacour , M. Hehn , U Bhaskar , M. Bailleul , T. Devolder , J. -P. Adam

Parallel (P) and antiparallel (AP) configurations are widely applied in magnetic heterostructures and have significant impacts on the spin-wave transmission in magnonic devices. In the present study, a theoretical investigation was…

介观与纳米尺度物理 · 物理学 2022-03-14 Y. W. Xing , Z. R. Yan , X. F. Han

We present a method for efficient spin wave guiding within the magnonic nanostructures. Our technique is based on the anomalous refraction in the metamaterial flat slab. The gradual change of the material parameters (saturation…

应用物理 · 物理学 2020-05-20 S Mieszczak , O. Busel , P. Gruszecki , A. N. Kuchko , J. W. Kłos , M. Krawczyk

Spin waves are collective excitations propagating in the magnetic medium with ordered magnetizations. Magnonics, utilizing the spin wave (magnon) as information carrier, is a promising candidate for low-dissipation computation and…

介观与纳米尺度物理 · 物理学 2016-10-19 Weichao Yu , Jin Lan , Ruqian Wu , Jiang Xiao

The reflection coefficient of bulk spin waves from multilayer ferromagnetic structure with periodically modulated parameters of exchange interaction, uniaxial and rhombic magnetic anisotropy and saturation magnetization is calculated with a…

材料科学 · 物理学 2009-01-15 Sergey A Reshetnyak , Tat'yana A Homenko

We study the electromagnetic beam reflection from layered structures that include the so-called double-negative materials, also called left-handed metamaterials. We predict that such structures can demonstrate a giant lateral Goos-Hanchen…

The intrinsic spin-orbit coupling in the 2D staggered monolayer semiconductors is very large as compared to graphene. The large spin orbit interaction in these materials leads to the opening of a gap in the energy spectrum and…

介观与纳米尺度物理 · 物理学 2019-12-24 Muzamil Shah , Muahmmad Sabieh Anwar

Graphene has emerged as the foremost material for future two-dimensional spintronics due to its tuneable electronic properties. In graphene, spin information can be transported over long distances and, in principle, be manipulated by using…

Magnonics, an emerging field of Magnetism, studies spin waves (SWs) in nano-structures, with an aim towards possible applications. As information may be eventually transmitted with efficiency stored in the phase and amplitude of spin waves,…

介观与纳米尺度物理 · 物理学 2023-05-16 R. E. Arias

The coherent Goos-H$\ddot{a}$nchen shifts of meta-grating are proposed, which is the Goos-H$\ddot{a}$nchen shifts of the two outgoing beams under the simultaneous incidence of two coherent optical beams from opposite sides of the grating…

光学 · 物理学 2025-06-24 Ma Luo , Feng Wu

We present here a compactly formulated application of the previously posted general formalism of the reflection of Gaussian beams at a dielectric interface ({arXiv:0710.1643v2 [physics.optics]}). Specifically, we calculate the…

光学 · 物理学 2009-03-28 A. Aiello , J. P. Woerdman