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Related papers: Spin-Split Dispersion of Leaky Surface plasmons in…

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The spin Hall effect of light (SHEL) is the photonic analogue of spin Hall effects occurring for charge carriers in solid-state systems. Typical examples of this intriguing phenomenon occur when a light beam refracts at an air-glass…

Using a three-dimensional spin polarimeter we have gathered evidence for the interference of spin states in photoemission from the surface alloy Sb/Ag(111). This system features a small Rashba-type spin-splitting of a size comparable to the…

Other Condensed Matter · Physics 2010-01-28 Fabian Meier , Vladimir Petrov , Hossein Mirhosseini , Luc Patthey , Juergen Henk , Juerg Osterwalder , J. Hugo Dil

Plasmonic nanoarrays which support collective surface lattice resonances (SLRs) have become an exciting frontier in plasmonics. Compared with the localized surface plasmon resonance (LSPR) in individual particles, these collective modes…

Optics · Physics 2017-04-26 R. Guo , T. K. Hakala , P. Törmä

We use coupled-mode theory to describe the scattering of a surface-plasmon polariton (SPP) from a square wave grating (Bragg grating) of finite extension written on the surface of either a metal-dielectric interface or a…

Mesoscale and Nanoscale Physics · Physics 2019-09-11 A. J. Chaves , N. M. R. Peres

Leaky radiation microscopy (LRM) is used to directly image the surface plasmon-coupled emission (SPCE). When compared with the prism based set-up commonly used in SPCE research, LRM has the advantages of directly giving out the emitting…

Optics · Physics 2015-05-14 D. G. Zhang , X. -C. Yuan , A. Bouhelier

Spin polarization effects in nonmagnetic materials are generally believed as an outcome of spin-orbit coupling provided that the global inversion symmetry is lacking, also known as 'spin-momentum locking'. The recently discovered hidden…

The spectral dispersion of light is critical in applications ranging from spectroscopy to sensing and optical communication technologies. We demonstrate that ultra-high spectral dispersion can be achieved with a finite-size surface plasmon…

Strongly Correlated Electrons · Physics 2007-05-23 V. Mikhailov , J. Elliott , G. Wurtz , P. Bayvel , A. V. Zayats

Spatially separating electrons of different spins and efficiently generating spin currents are crucial steps towards building practical spintronics devices. Transverse magnetic focusing is a potential technique to accomplish both those…

Mesoscale and Nanoscale Physics · Physics 2022-03-21 Yik K. Lee , Jackson S. Smith , Jared H. Cole

Spin splittings in III-V materials and heterostructures are of interest because of potential applications, mainly in spintronic devices. A necessary condition for the existence of these spin splittings is the absence of inversion symmetry.…

Strongly Correlated Electrons · Physics 2007-05-23 Miguel A Oliveira , Angus MacKinnon

Light with light control of surface plasmon polaritons is theoretically demonstrated. A barely simple and compact source of these waves consists in a finite number of slits (evenly spaced) perforating a metal film. The system scatters…

Applied Physics · Physics 2018-08-08 Sergio G. Rodrigo

In spintronic devices, the two main approaches to actively control the electrons' spin degree of freedom involve either static magnetic or electric fields. An alternative avenue relies on the application of optical fields to generate spin…

Assemblies of plasmonic nanoparticles (NPs) support hybridized modes of localized surface plasmons (LSPs), which delocalize in geometrically well-ordered arrangements. Here, the hybridization behavior of LSPs in geometrically completely…

We have studied the relevance of spin-orbit coupling to the dispersion 00009 relation of the Larmor resonance observed in inelastic light scattering and electron-spin resonance experiments on GaAs quantum wells. We show that the spin-orbit…

Mesoscale and Nanoscale Physics · Physics 2016-08-16 Francesc Malet , Enrico Lipparini , Manuel Barranco , Martí Pi

The new two-dimensional materials, MoSi$_2$N$_4$ and WSi$_2$N$_4$ are experimentally synthesized successfully and various similar structures are predicted theoretically. Here, we report the electronic properties with a special focus on the…

Materials Science · Physics 2023-03-01 Sajjan Sheoran , Deepika Gill , Ankita Phutela , Saswata Bhattacharya

Many textbook physical effects in crystals are enabled by some specific symmetries. In contrast to such "apparent effects", "hidden effect X" refers to the general condition where the nominal global system symmetry would disallow the effect…

Materials Science · Physics 2022-11-21 Lin-Ding Yuan , Xiuwen Zhang , Carlos Mera , Alex Zunger

We consider ballistic transport through a lateral, two-dimensional superlattice with experimentally realizable, sinusoidally oscillating Rashba-type spin-orbit interaction. The periodic structure of the rectangular lattice produces a…

Mesoscale and Nanoscale Physics · Physics 2015-02-23 Viktor Szaszkó-Bogár , F. M. Peeters , Péter Földi

Spin-orbit coupling induced anisotropies of plasmon dynamics are investigated in two-dimensional semiconductor structures. The interplay of the linear Bychkov-Rashba and Dresselhaus spin-orbit interactions drastically affects the plasmon…

Mesoscale and Nanoscale Physics · Physics 2013-05-29 S. M. Badalyan , A. Matos-Abiague , G. Vignale , J. Fabian

Pancharatnam-Berry (PB) metasurfaces can be applied to manipulate the phase and polarization of light within subwavelength thickness. The underlying mechanism is attributed to the geometric phase originating from the longitudinal spin of…

Optics · Physics 2024-02-07 Wanyue Xiao , Shubo Wang

Rashba spin splitting in two-dimensional (2D) semiconductor systems is generally calculated in a ${\bf k} \cdot {\bf p}$ Luttinger-Kohn approach where the spin splitting due to asymmetry emerges naturally from the bulk band structure. In…

Mesoscale and Nanoscale Physics · Physics 2017-05-24 L. W. van Heeringen , A. McCollam , G. A. de Wijs , A. Fasolino

The plasma oscillations of the two-dimensional electron-hole system in the presence of a Rashba spin-orbit coupling are studied. Only the intra-Landau level excitations are taken into account when the electrons and holes are situated on…

Strongly Correlated Electrons · Physics 2013-10-21 E. V. Dumanov