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Non-linear Breit-Wheeler $e^+e^-$ pair production and its crossing channel - the non-linear Compton process - in the multi-photon regime are analyzed for linearly and circularly polarized short laser pulses. The contribution of multi-photon…

Plasma Physics · Physics 2020-03-18 A. I. Titov , A. Otto , B. Kampfer

Observing multiphoton electron-positron pair production (the nonlinear Breit-Wheeler process) requires high-energy $\gamma$ rays to interact with strong electromagnetic fields. In order for these observations to be as precise as possible,…

High Energy Physics - Phenomenology · Physics 2024-11-14 Daniel Seipt , Mathias Samuelsson , Tom Blackburn

The non-linear (strong-field) Breit-Wheeler $e^+e^-$ pair production by a probe photon traversing two consecutive short and ultra short (sub-cycle) laser pulses is considered within a QED framework. The temporal shape of the pulses and the…

Plasma Physics · Physics 2018-09-12 A. I. Titov , B. Kampfer , H. Takabe

The interaction of an unpolarized electron beam with a counterpropagating ultraintense linearly polarized laser pulse is investigated in the quantum radiation-dominated regime. We employ a semiclassical Monte Carlo method to describe…

The polarization of recoil photon ($\gamma'$) in the non-linear Compton process $e + \vec L \to \vec \gamma' +e'$ in the interaction of a relativistic electron with a linearly polarized laser beam ($\vec L$) is studied within the Furry…

High Energy Physics - Phenomenology · Physics 2024-03-27 A. I. Titov

High-power laser facilities give experimental access to fundamental strong-field quantum electrodynamics processes. A key effect to be explored is the nonlinear Breit-Wheeler process: the conversion of high-energy photons into…

High Energy Physics - Phenomenology · Physics 2023-08-03 Alexander J. MacLeod , Prokopis Hadjisolomou , Tae Moon Jeong , Sergei V. Bulanov

Electron-positron pairs are produced through the Breit-Wheeler process when energetic photons traverse electromagnetic fields of sufficient strength. Here we consider a possible experimental geometry for observation of pair creation in the…

Plasma Physics · Physics 2018-03-23 T. G. Blackburn , M. Marklund

The advent of laser-driven high-intensity $\gamma$-photon beams has opened up new opportunities for designing advanced photon-photon colliders. Such colliders have the potential to produce a large yield of linear Breit-Wheeler (LBW) pairs…

High Energy Physics - Phenomenology · Physics 2023-05-31 Qian Zhao , Yan-Xi Wu , Mamutjan Ababekri , Zhong-Peng Li , Liang Tang , Jian-Xing Li

In our contribution we give a brief overview of two widely discussed quantum processes: electron-positron pairs production off a probe photon propagating through a polarized short-pulsed electromagnetic (e.m.) (e.g.\ laser) wave field or…

High Energy Physics - Phenomenology · Physics 2016-12-02 Alexander I. Titov , Burkhard Kampfer , Atsushi Hosaka , Hideaki Takabe

A possible setup for the experimental verification of linear Breit-Wheeler pair creation of electrons and positrons in photon-photon collisions is studied theoretically. It combines highly energetic bremsstrahlung photons, which are assumed…

High Energy Physics - Phenomenology · Physics 2021-01-20 Alina Golub , Selym Villalba-Chávez , Hartmut Ruhl , Carsten Müller

Fully polarized nonlinear Breit-Wheeler pair production from a beam of polarized seed photons is investigated in pulsed plane-wave backgrounds. The particle (electron and positron) spin and photon polarization are comprehensively described…

High Energy Physics - Phenomenology · Physics 2022-04-06 Suo Tang

Nonlinear QED interactions induce different polarization properties on a given probe beam. We consider the polarization effects caused by the photon-photon interaction in laser experiments, when a laser beam propagates through a constant…

High Energy Physics - Phenomenology · Physics 2017-04-03 Soroush Shakeri , Seyed Zafarollah Kalantari , She-Sheng Xue

The linear Breit-Wheeler (LBW) process, mediated by photon-photon collisions, can emerge as the dominant pair production mechanism in the ultraintense laser-plasma interaction for laser intensities below $10^{23}~\rm W/cm^2$. Here, we…

Plasma Physics · Physics 2025-07-29 Huai-Hang Song , Zheng-Ming Sheng

Generation of arbitrarily spin-polarized lepton (here refer in particular to electron and positron) beams has been investigated in the single-shot interaction of high-energy polarized $\gamma$ photons with an ultraintense asymmetric laser…

Vacuum polarization is numerically investigated for the interaction between a GeV electron beam and a counterpropagating ultraintense laser pulse in the quantum radiation dominated-regime (QRDR). We identify a signal of vacuum polarization…

High Energy Physics - Phenomenology · Physics 2024-12-03 Jia-Ding Chen , Ya-Nan Dai , Kai-Hong Zhuang , Jing-Jing Jiang , Baifei Shen , Yue-Yue Chen

With the rapid development of high-power petawatt class lasers worldwide, exploring physics in the strong field QED regime will become one of the frontiers for laser-plasma interactions research. Particle-in-cell codes, including quantum…

High Energy Physics - Phenomenology · Physics 2023-10-17 Qian Qian , Daniel Seipt , Marija Vranic , Thomas E. Grismayer , Tom G. Blackburn , Christopher P. Ridgers , Alexander G. R. Thomas

The nonlinear Breit-Wheeler process of electron-positron pair production off a probe photon colliding with a low-frequency and a high-frequency electromagnetic wave that propagate in the same direction is analyzed. We calculate the…

High Energy Physics - Phenomenology · Physics 2014-08-01 Yuan-Bin Wu , She-Sheng Xue

The generalized Breit-Wheeler process, i.e. the emission of $e^+e^-$ pairs off a probe photon propagating through a polarized short-pulsed electromagnetic (e.g.\ laser) wave field, is analyzed. We show that the production probability is…

High Energy Physics - Phenomenology · Physics 2015-06-15 A. I. Titov , B. Kampfer , H. Takabe , A. Hosaka

Laser-driven brilliant controllable polarized $\gamma$-photon sources open the way for designing compact $\gamma\gamma$ collider, which enable the large yield of linear Breit-Wheeler (LBW) pairs in a single shot and thus provide an…

High Energy Physics - Phenomenology · Physics 2021-11-30 Qian Zhao , Liang Tang , Feng Wan , Bo-Chao Liu , Ruo-Yu Liu , Rui-Zhi Yang , Jin-Qing Yu , Xue-Guang Ren , Zhong-Feng Xu , Yong-Tao Zhao , Yong-Sheng Huang , Jian-Xing Li

Nonlinear Bethe-Heitler process in a bichromatic laser field is investigated using strong-field QED formalism. Symmetry properties of angular distributions of created $e^-e^+$ pairs are analyzed. These properties are showed to be governed…

High Energy Physics - Phenomenology · Physics 2015-06-04 K. Krajewska , J. Z. Kaminski
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