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Related papers: Intense terahertz laser fields on a two-dimensiona…

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Optical vortex beams are a type of topological light characterized by their inherent orbital angular momentum, leading to the propagation of a spiral-shaped wavefront. In this study, we focus on two-dimensional electrons with Rashba and…

Mesoscale and Nanoscale Physics · Physics 2025-12-04 Shunki Yamamoto , Masahiro Sato , Satoshi Fujimoto , Takeshi Mizushima

We study the scattering of an electron in a definite state of spin at an interface of an hybrid system with a Rashba spin-orbit coupling on one side. Out of the normal incidence the double refraction phenomenon appears, with one or two…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 V. Marigliano Ramaglia , V. Cataudella , G. De Filippis , C. A. Perroni , F. Ventriglia

We propose a possible way to realize topological superconductivity with application of laser light to superconducting cuprate thin films. Applying Floquet theory to a model of $d$-wave superconductors with Rashba spin-orbit coupling, we…

Superconductivity · Physics 2017-04-19 Kazuaki Takasan , Akito Daido , Norio Kawakami , Youichi Yanase

We describe the gated bilayer graphene system when it is subjected to intense terahertz frequency electromagnetic radiation. We examine the electron band structure and density of states via exact diagonalization methods within Floquet…

Mesoscale and Nanoscale Physics · Physics 2015-05-20 D. S. L. Abergel , Tapash Chakraborty

Dense micron-sized electron plasmas, such as those generated upon irradiation of nanostructured metallic surfaces by intense femtosecond laser pulses, constitute a rich playground to study light-matter interactions, many-body phenomena, and…

Mesoscale and Nanoscale Physics · Physics 2025-09-23 Eduardo J. C. Dias , I. Madan , S. Gargiulo , F. Barantani , M. Yannai , G. M. Vanacore , I. Kaminer , F. Carbone , F. Javier García de Abajo

We consider a model for the two-dimensional electron gas formed at the interface of oxide heterostructures, which includes a Rashba spin-orbit coupling proportional to the electric field perpendicular to the interface. Based on the standard…

Superconductivity · Physics 2012-11-13 S. Caprara , F. Peronaci , M. Grilli

We apply the coupled dynamics of time-dependent density functional theory and Maxwell equations to the interaction of intense laser pulses with crystalline silicon. As a function of electromagnetic field intensity, we see several regions in…

Other Condensed Matter · Physics 2015-06-03 K. Yabana , T. Sugiyama , Y. Shinohara , T. Otobe , G. F. Bertsch

We investigate theoretically the combined effects of the electron-electron and the Rashba spin-orbit interactions on two electrons confined in quasi-one-dimensional AlInSb-based double quantum dots. We calculate the two-electron wave…

Mesoscale and Nanoscale Physics · Physics 2015-05-13 C. L. Romano , P. I. Tamborenea , S. E. Ulloa

A consistent description of the radiative polarization for relativistic electrons in intense laser fields is derived by generalizing the Sokolov-Ternov effect in general field structure. The new form together with the spin-dependent…

Plasma Physics · Physics 2020-03-12 X. S. Geng , Z. G. Bu , Y. T. Wu , Q. Q. Han , C. Y. Qin , W. Q. Wang , X. Yan , L. G. Zhang , B. F. Shen , L. L. Ji

We calculate the dephasing time $\tau_{\phi}(B)$ of an electron in a two-dimensional quantum well with a Rashba spin-orbit interaction, spin-polarized by an arbitrarily large magnetic field parallel to the layer. $\tau_\phi (B)$ is…

Mesoscale and Nanoscale Physics · Physics 2007-05-23 D. C. Marinescu

We consider a two dimensional semiconductor with carriers subject to spin-orbit interactions and scattered by randomly distributed magnetic impurities. We solve the time-dependent Schroedinger equation to investigate the relationship…

Mesoscale and Nanoscale Physics · Physics 2017-08-23 T. L. van den Berg , A. Verga

Magnetic electric effects in ferromagnetic metals are discussed from the viewpoint of effective spin electromagnetic field that couples to conduction electron spin. The effective field in the adiabatic limit is the spin Berry's phase in…

Mesoscale and Nanoscale Physics · Physics 2016-12-30 Gen Tatara

A method for the generation of ultrarelativistic electron beams with high spin polarization is put forward, where a tightly-focused linearly-polarized ultraintense laser pulse interacts with a nonprepolarized transverse-size-tailored solid…

Plasma Physics · Physics 2024-06-11 Xiaofei Shen , Zheng Gong , Karen Z. Hatsagortsyan , Christoph H. Keitel

Rashba spin-orbit interactions generated by time-dependent electric fields acting on weak links (that couple together non-magnetic macroscopic leads) can magnetize the junction. The Rashba spin-orbit interaction that affects the spins of…

Mesoscale and Nanoscale Physics · Physics 2025-10-23 Debashree Chowdhury , O. Entin-Wohlman , A. Aharony , R. I. Shekhter , M. Jonson

Terahertz (THz) sciences and technologies have contributed to a rapid development of a wide range of applications and expanded the frontiers in fundamental science. Spintronic terahertz emitters offer conceptual advantages since the spin…

We consider a two-dimensional electron gas in an inversion asymmetric layer and in the presence of spatially distributed magnetic impurities. We investigate the relationship between the geometrical properties of the wave-function and the…

Mesoscale and Nanoscale Physics · Physics 2012-12-21 T. L. van den Berg , L. Raymond , A. Verga

A Schottky diode integrated into a terahertz quantum cascade laser waveguide couples directly to the internal laser fields. In a multimode laser, the diode response is correlated with both the instantaneous power and the coupling strength…

A spin filtering device using quantum spin interference is theoretically proposed in a GaAs/AlGaAs electron gas that has both Rashba and Dresselhaus spin-orbit couplings. The device achieves polarized electron currents by separating spin up…

Mesoscale and Nanoscale Physics · Physics 2015-03-19 Benjamin Santos , Ernesto Medina , Alexander López , Bertrand Berche

Polarization dependence on clamping intensity inside femtosecond filament was experimentally measured in air. By tuning the laser pulse ellipse from linear polarization to circular polarization, the measured clamping intensity inside laser…

Motivated by the recent experiment [V.A. Sautenkov, Yu.V. Rostovtsev, and M.O. Scully, Phys. Rev. A 72, 065801 (2005)], we develop a theoretical model in which the field intensity fluctuations resulted from resonant interaction of a dense…

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