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The interaction of relativistically strong tailored laser pulses with an atomic system is considered. Due to a special tailoring of the laser pulse, the suppression of the relativistic drift of the ionized electron and a dramatic…

原子物理 · 物理学 2009-11-13 Michael Klaiber , Karen Z. Hatsagortsyan , Christoph H. Keitel

Optomechanical systems, due to its inherent nonlinear optomechanical coupling, owns rich nonlinear dynamics of different types of motion. The interesting question is that whether there exist some common quantum features to infer the…

量子物理 · 物理学 2020-03-04 Qing Xia Meng , Zhi Jiao Deng , Zhigang Zhu , Liang Huang

Impacts of quantum stochasticity on the dynamics of an ultra-relativistic electron beam head-on colliding with a linearly polarized ultra-intense laser pulse are theoretically investigated in a quasi-classical regime. Generally, the angular…

等离子体物理 · 物理学 2020-10-21 Guang Hu , Wei-Qiang Sun , Bing-Jun Li , Yan-Fei Li , Wei-MinWang , Meng Zhu , Hua-Si Hu , Yu-Tong Li

We present the experimental realization of spatial quantum correlations of photons that are induced by multiple scattering of squeezed light. The quantum correlation relates photons propagating along two different light trajectories through…

量子物理 · 物理学 2009-05-14 Stephan Smolka , Alexander Huck , Ulrik L. Andersen , Ad Lagendijk , Peter Lodahl

Stunning progresses in the experimental resolution and control of natural or man-made complex systems at the level of their quantum mechanical constituents raises the question, across diverse subdisciplines of physics, chemistry and…

量子物理 · 物理学 2019-04-26 Edoardo G. Carnio , Heinz-Peter Breuer , Andreas Buchleitner

We propose quantum stirring with a laser beam as a probe of superfluid behavior for a strongly interacting one-dimensional Bose gas confined to a ring. Within the Luttinger liquid theory framework, we calculate the fraction of stirred…

介观与纳米尺度物理 · 物理学 2015-05-13 R. Citro , A. Minguzzi , F. W. J. Hekking

We develop a model in which presence of entanglement in a quantum system can be confirmed through coarse observations of the environment surrounding the system. This counter-intuitive effect becomes possible when interaction between the…

量子物理 · 物理学 2023-06-30 Łukasz Rudnicki , Waldemar Kłobus , Otavio A. D. Molitor , Wiesław Laskowski

The radiation reaction radically influences the electron motion in an electromagnetic standing wave formed by two super-intense counter-propagating laser pulses. Depending on the laser intensity and wavelength, either classical or quantum…

The complex unit appearing in the equations of quantum mechanics is generalised to a quaternionic structure on spacetime, leading to the consideration of complex quantum mechanical particles whose dynamical behaviour is governed by…

高能物理 - 理论 · 物理学 2007-05-23 S. P. Brumby , G. C. Joshi

The fundamental theory of quantum electrodynamics predicts the vacuum to resemble a polarizable medium. This gives rise to effective nonlinear interactions between electromagnetic fields and light-by-light scattering phenomena. We study the…

高能物理 - 唯象学 · 物理学 2022-12-28 Holger Gies , Felix Karbstein , Leonhard Klar

We study the electron propagation in a circular electrostatically defined quantum dot in graphene. Solving the scattering problem for a plane Dirac electron wave we identify different scattering regimes depending on the radius and potential…

介观与纳米尺度物理 · 物理学 2015-07-17 C. Schulz , R. L. Heinisch , H. Fehske

This review outlines our present experimental knowledge and theoretical understanding of deep-inelastic scattering on nuclear targets. The emphasis is primarily on nuclear coherence phenomena, such as shadowing, where the key physics issue…

高能物理 - 唯象学 · 物理学 2009-10-31 Gunther Piller , Wolfram Weise

Upcoming and planned experiments combining increasingly intense lasers and energetic particle beams will access new regimes of nonlinear, relativistic, quantum effects. This improved experimental capability has driven substantial progress…

高能物理 - 唯象学 · 物理学 2023-03-02 A. Fedotov , A. Ilderton , F. Karbstein , B. King , D. Seipt , H. Taya , G. Torgrimsson

Exact solutions are presented of the Dirac equation of a charged particle moving in a classical monochromatic electromagnetic plane wave in a medium of index of refraction n < 1. The found solutions are expressed in terms of new complex…

量子物理 · 物理学 2013-08-01 Sandor Varro

The tunneling dynamics in relativistic strong-field ionization is investigated with the aim to develop an intuitive picture for the relativistic tunneling regime. We demonstrate that the tunneling picture applies also in the relativistic…

Interaction of ultera-short laser pulses with a dense cold plasma is investigated. Due to high density, of plasma, quantum effects such that Bohm potential and quantum pressure should be considered. The results reveal that electron density…

等离子体物理 · 物理学 2019-04-02 Sepideh Dashtestani , Hamidreza Mohammadi

A quantum model of a free-electron laser is considered for the many electron system. An exact expression for the evolution of the laser amplitude is obtained in the framework of the coherent state consideration. Reliable conditions for the…

光学 · 物理学 2023-05-04 Alexander Iomin

This paper presents a theoretical study of the light-induced shift of the coherent population trapping resonance. An analytical model is proposed that describes the interaction of two radiation components with an atomic system using a…

量子物理 · 物理学 2026-01-16 Gavriil Voloshin , Konstantin Barantsev , Andrey Litvinov

Spectral properties of fluorescent radiation from a two-level quantum system with broken inversion spatial symmetry, which can be described by a model of an one-electron two-level atom whose electric dipole moment operator has permanent…

量子物理 · 物理学 2024-12-17 Nikolai N. Bogolyubov, , Andrey V. Soldatov

The influence of radiation reaction (RR) on multiphoton Thomson scattering by an electron colliding head-on with a strong laser beam is investigated in a new regime, in which the momentum transferred on average to the electron by the laser…

经典物理 · 物理学 2009-07-28 A. Di Piazza , K. Z. Hatsagortsyan , C. H. Keitel