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Related papers: Single-cycle optical control of beam electrons

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The use of strong-field (i.e. intensities in excess of 10^13 Wcm-2) few-cycle ultrafast (durations of 10 femtoseconds or less) laser pulses to create, manipulate and image vibrational wavepackets is investigated. Quasi-classical modelling…

Chemical Physics · Physics 2017-02-08 W. A. Bryan , C. R. Calvert , R. B. King , J. B. Greenwood , W. R. Newell , I. D. Williams

We introduce a new scheme for controlling the sense of molecular rotation. By varying the polarization and the delay between two ultrashort laser pulses, we induce unidirectional molecular rotation, thereby forcing the molecules to rotate…

Quantum Physics · Physics 2015-05-13 Sharly Fleischer , Yuri Khodorkovsky , Yehiam Prior , Ilya Sh. Averbukh

Strongly correlated solids are extremely complex and fascinating quantum systems, where new states continue to emerge, especially when interaction with light triggers interplay between them. In this interplay, sub-laser-cycle electron…

Strongly Correlated Electrons · Physics 2023-03-13 V. Valmispild , E. Gorelov , M. Eckstein , A. Lichtenstein , H. Aoki , M. Katsnelson , M. Ivanov , O. Smirnova

Frequency synthesis and spectro-temporal control of optical wave packets are central to ultrafast science, with supercontinuum (SC) generation standing as one remarkable example. Through passive manipulation, femtosecond (fs) pulses from…

Light-phase-sensitive techniques, such as coherent multidimensional spectroscopy, are well-established in a broad spectral range, already spanning from radio-frequencies in nuclear magnetic resonance spectroscopy to visible and ultraviolet…

A single laser pulse with spot size smaller than half its wavelength ($w_0 < \lambda/2$) can provide a net energy gain to ultra-relativistic particles. In this paper, we discuss the properties of an optical cell consisting of $N$ sub-cycle…

Optics · Physics 2014-07-23 F. Terranova

It is shown that the interaction of an electron beam with polarized electromagnetic wave of laser photons propagating in the same direction in a short interaction region results in significant transversal deflection of the electrons which…

High Energy Physics - Experiment · Physics 2007-05-23 K. A. Ispirian , M. K. Ispiryan

We present a theory of quantum optical control of an electron spin in a single semiconductor quantum dot via spin-flip Raman transitions. We show how an arbitrary spin rotation may be achieved by virtual excitation of discrete or continuum…

Condensed Matter · Physics 2009-11-10 Pochung Chen , C. Piermarocchi , L. J. Sham , D. Gammon , D. G. Steel

The prospect of quantum networks, in which quantum information is carried by single photons in photonic circuits, has long been the driving force behind the effort to achieve all-optical routing of single photons. Here we realize the most…

Quantum Physics · Physics 2015-01-08 Itay Shomroni , Serge Rosenblum , Yulia Lovsky , Orel Bechler , Gabriel Guendelman , Barak Dayan

Today, it is well known that light possesses a linear momentum which is along the propagation direction. Besides, scientists also discovered that light can possess an angular momentum (AM), a spin angular momentum (SAM) associated with…

Optics · Physics 2020-07-15 Andy Chong , Chenhao Wan , Jian Chen , Qiwen Zhan

Electron energy loss spectroscopy is consolidating as a powerful tool to explore electronic (as well as vibrational) excitations of matter, including molecules. Performed in a scanning transmission electron microscope, this technique is…

Chemical Physics · Physics 2021-03-05 Ciro A. Guido , Enzo Rotunno , Matteo Zanfrognini , Stefano Corni , Vincenzo Grillo

Few-cycle pulses present an essential tool to track ultrafast dynamics in matter and drive strong field effects. To address photon-hungry applications, high average power lasers are used which, however, cannot directly provide sub-100 fs…

We investigate coherent electron dynamics in graphene, interacting with the electric field waveform of two orthogonally polarized, few-cycle laser pulses. Recently, we demonstrated that linearly polarized driving pulses lead to…

Mesoscale and Nanoscale Physics · Physics 2018-11-20 Christian Heide , Takuya Higuchi , Heiko B. Weber , Peter Hommelhoff

In order to elucidate the correlated motion of atomic electrons, we investigate the attosecond-scale dynamics of their entanglement arising due to nonsequential ionization driven by a strong, linearly-polarized laser field. The calculation…

Atomic Physics · Physics 2024-03-18 Daniel Younis , Songbo Xie , Joseph H. Eberly

The interaction of ultra-intense laser pulses with an underdense plasma is used in laser-plasma acceleration to create compact sources of ultrashort pulses of relativistic electrons and X-rays. The accelerating structure is a plasma wave,…

A strongly confined light field necessarily exhibits a local polarization that varies on a subwavelength scale. We demonstrate that a single optical mode of such kind can be used to selectively and simultaneously manipulate atomic ensembles…

Quantum Physics · Physics 2014-08-07 R. Mitsch , C. Sayrin , B. Albrecht , P. Schneeweiss , A. Rauschenbeutel

We propose a scheme to transfer molecules from a slow beam into an optical trap using only a single photon absorption and emission cycle. The efficiency of such a scheme is numerically explored for BaF using realistic experimental…

The advent of ultrafast science with pulsed electron beams raised the need in controlling the temporal features of the electron pulses. One promising suggestion is the nano-selective quantum optics with multi-electrons, which scales…

Optics · Physics 2023-08-07 Yarden Mazor , Ofer Kfir

Control of single photon wave-packets is an important resource for developing hybrid quantum systems which are composed of different physical systems interacting via photons. Here we extend this control to triggered photons emitted by a…

Quantum Physics · Physics 2011-05-25 Matthew T. Rakher , Kartik Srinivasan