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Related papers: Laser-polarization-dependent photoelectron angular…

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We demonstrate that the angular distribution of photoelectrons from a strongly polarizable target exposed to a laser field can deviate noticeably from the prediction of conventional theory. Even within the dipole-photon approximation the…

Atomic and Molecular Clusters · Physics 2009-11-13 A. V. Korol , A. V. Solov'yov

Free-electron lasers (FELs) over virtually the entire electromagnetic spectrum from microwaves through ultraviolet through hard x-rays that are either seeded or start from noise. FELs can produce a variety of different optical polarizations…

Accelerator Physics · Physics 2020-12-18 H. P. Freund , P. J. M. van der Slot

The full three-dimensional photoelectron momentum distributions of argon are measured in intense near-circularly polarized laser fields. We observed that the transverse momentum distribution of ejected electrons by 410-nm near-circularly…

Atomic Physics · Physics 2020-02-19 Xiang Huang , Qingbin Zhang , Shengliang Xu , Xianglong Fu , Xu Han , Wei Cao , Peixiang Lu

We consider electron-atom scattering in a circularly polarized laser field at sufficiently high electron energies, permitting to describe the scattering process by the first order Born approximation. Assuming the radiation field has…

Atomic Physics · Physics 2013-03-07 Aurelia Cionga , Fritz Ehlotzky , Gabriela Zloh

Angular distributions of Thomson scattering are researched in the combined fields with a circularly polarization of laser field and a strong uniform magnetic field. The trajectories of the electron and the dependence of it on the initial…

Plasma Physics · Physics 2018-10-22 Li Zhao , Zhijing Chen , Chun Jiang , Jian Huang , Chong Lv , Bai-Song Xie , Hai-Bo Sang

The dynamics of fast (e, 2e) collisions, induced by the impact of twisted electron beams, on atomic hydrogen, is analyzed in the presence of a laser field with circular and linear polarization. For the (e,2e) differential cross-section…

Atomic Physics · Physics 2026-03-04 Neha , Rakesh Choubisa

We describe an interplay between two injection mechanism of background electrons into an evolving plasma bubble behind an intense laser pulse: one due to the overall bubble expansion, and another due to its periodic undulation. The two…

Accelerator Physics · Physics 2022-10-11 Jihoon Kim , Tianhong Wang , Vladimir Khudik , Gennady Shvets

We review on the theoretical status of intense laser orientation and alignment. The evolution of the rotational wave packet and its dynamics leading to orientation and alignment is the topic of the present discussion. The major part of the…

Atomic Physics · Physics 2021-04-14 Vijit V. Nautiyal , Sumana Devi , Ashish Tyagi , Bhawna Vidhani , Anjali Maan , Vinod Prasad

Photoelectron momentum distributions (PMDs) from atoms and molecules undergo qualitative changes as laser parameters are varied. We present a model to interpret the shape of the PMDs. The electron's motion is guided by a fictitious particle…

Chaotic Dynamics · Physics 2018-09-19 Jonathan Dubois , Simon Berman , Cristel Chandre , Turgay Uzer

We investigated the effects of the momentum spread of photon around incoming electrons during nonlinear Compton scattering of an elliptically polarized laser off an ultrarelativistic electron beam. It has been assumed to be a good…

High Energy Physics - Phenomenology · Physics 2023-04-13 Ya-Nan Dai , Jing-Jing Jiang , Yu-Hang Jiang , Rashid Shaisultanov , Yue-Yue Chen

Within the framework of electroweak theory, we investigate the elastic scattering process $ e^{-} + \nu_{\mu} \rightarrow e^{-} + \nu_{\mu}$ in the presence of an intense elliptically polarized laser field. We derive an analytical…

High Energy Physics - Phenomenology · Physics 2022-12-28 R. Chahri , S. El Asri , S. Mouslih , M. Jakha , B. Manaut , S. Taj

The recently observed dependence of the periodic surface structures on the light polarization in the laser induced pattern formation is analyzed within a model where the polarization induces significant deviation the spatial distribution of…

Materials Science · Physics 2009-02-26 S. Varlamov , M. Bestehorn , O. Varlamova , J. Reif

We consider deflection of polarizable molecules by inhomogeneous optical fields, and analyze the role of molecular orientation and rotation in the scattering process. It is shown that molecular rotation induces spectacular rainbow-like…

Quantum Physics · Physics 2015-05-19 E. Gershnabel , I. Sh. Averbukh

Important information about strong-field atomic or molecular ionization can be missed when using linearly polarized laser fields. The field strength at which an electron was ionized, or the time during a pulse of the ionization event are…

Atomic Physics · Physics 2013-01-31 Xu Wang , J. H. Eberly

We show that the combination of two achiral components - atomic or molecular target plus a circularly polarized photon - can yield chirally structured photoelectron angular distributions. For photoionization of CO, the angular distribution…

We have probed the fragmentation dynamics in a bent triatomic molecule, water, a non-planar molecule, methanol, and a planar ring-structured molecule, benzene, using 100 fs duration pulses of linearly and circularly polarized, infrared,…

Atomic Physics · Physics 2009-11-10 F A Rajgara , M Krishnamurthy , D Mathur

We report on an analysis of the polarization of single pulses of PSR B0329+54 at 328 MHz. We find that the distribution of polarization orientations in the central component diverges strongly from the standard picture of orthogonal…

Astrophysics · Physics 2009-11-10 R. T. Edwards , B. W. Stappers

We show, both classically and quantum mechanically, enantioselective orientation of gas phase chiral molecules excited by laser fields with twisted polarization. Counterintuitively, the induced orientation, whose direction is laser…

Chemical Physics · Physics 2019-10-16 Ilia Tutunnikov , Johannes Floß , Erez Gershnabel , Paul Brumer , Ilya Sh. Averbukh

We explore a pure optical method for enantioselective orientation of chiral molecules by means of laser fields with twisted polarization. Several field implementations are considered, including a pair of delayed cross-polarized laser…

Chemical Physics · Physics 2018-03-23 I. Tutunnikov , E. Gershnabel , S. Gold , I. Sh. Averbukh

We show experimentally and theoretically that vortex-shaped structures in the photoelectron momentum distribution can be observed for atoms interacting with a single intense elliptically polarized laser pulse. Our analysis reveals that…