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Related papers: Bremsstrahlung induced atomic processes

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In nuclear collisions, nuclear bremsstrahlung can cause nuclear Coulomb excitation via photon exchange in the projectile as well as the target nuclei. Such a process originating in nuclear timescales (zeptoseconds) can also influence the…

Atomic Physics · Physics 2025-03-25 T. Nandi , Soumya Chatterjee , Adya P. Mishra , Y. Azuma , F. Koike , A. S. Kheifets

Dark matter direct detection experiments have limited sensitivity to light dark matter (below a few GeV), due to the challenges of lowering energy thresholds for the detection of nuclear recoil to below $\mathcal{O}(\mathrm{keV})$. While…

High Energy Physics - Phenomenology · Physics 2020-02-12 Nicole F. Bell , James B. Dent , Jayden L. Newstead , Subir Sabharwal , Thomas J. Weiler

We report the results of a combined study of particle-in-cell and Monte Carlo modeling that investigates the production of Bremsstrahlung radiation produced when an ultraintense laser interacts with a tower-structured target. These targets…

Plasma Physics · Physics 2015-06-19 S. Jiang , A. G. Krygier , D. W. Schumacher , K. U. Akli , R. R. Freeman

Collective bremsstrahlung of vector meson fields caused by mutual deceleration of the colliding nuclei is considered within the time-dependent Walecka theory. Excitation functions and rapidity distributions of particles produced by this…

High Energy Physics - Phenomenology · Physics 2007-05-23 I. N. Mishustin , L. M. Satarov , H. Stoecker , W. Greiner

A new model of bremsstrahlung emission in the scattering of light nuclei is constructed with main focus on strict cluster formulation of nuclear processes. Analysis is performed in frameworks of the folding approximation of the formalism…

Nuclear Theory · Physics 2023-04-11 S. P. Maydanyuk , V. S. Vasilevsky

Photoproduction of electron-positron pairs by bremsstrahlung gamma-rays propagating through a high-intensity optical laser wave is studied. By calculating total pair production yields as well as energy and angular distributions of the…

High Energy Physics - Phenomenology · Physics 2022-02-03 A. Eckey , A. B. Voitkiv , C. Müller

A quantum mechanical method of calculation of bremsstrahlung spectra in alpha-decay of heavy nuclei with taking into account an angle between directions of the alpha-particle motion and the photon emission is presented. Dependence between…

Nuclear Theory · Physics 2008-07-24 Sergei P. Maydanyuk , Sergei V. Belchikov

The analytical structure and absolute values of the generalized cross-section of the two-photon resonance single ionization of the K-shell of a heavy neon-like ion of an iron atom (Fe$^{16+}$) were theoretically predicted. A pronounced…

The first-order bremsstrahlung emission spectrum is $\alpha d\omega/\omega$ at zero temperature. If the radiation is emitted into a region that contains a thermal distribution of photons, then the rate is increased by a factor $1+N(\omega)$…

High Energy Physics - Phenomenology · Physics 2009-10-22 H. Arthur Weldon

The dependence of differential cross-section of prompt photon production in bremsstrahlung \(qq \rightarrow qq\gamma\) at collisions of nonpolarized and longitudinally polarized protons at \(\sqrt{s}\)=10 GeV NICA energies on the kinematic…

High Energy Physics - Phenomenology · Physics 2026-05-22 Mohsun Rasim Alizada , Azar Inshalla Ahmadov

In this paper, the spontaneous bremsstrahlung emission from an electron scattered by two fixed nuclei in an intense laser field is investigated in details based upon the Volkov state and the Dirac-Volkov propagator. It has been found that…

Optics · Physics 2013-09-13 Ankang Li , Jiaxiang Wang , Na Ren , Pingxiao Wang , Wenjun Zhu , Xiaoya Li , Ross Hoehn , S. Kais

The relative intensities of the thick-target bremsstrahlung produced by 10-keV and 20-keV electrons incident on Au at forward angles ranging from 0 degrees to 25 degrees are compared. Following corrections for photon absorption within the…

Atomic Physics · Physics 2013-04-22 D. Gonzales , S. Williams

A fully relativistic approach is presented for the calculation of the bremsstrahlung emitted by an electron scattered off an ionic target. The ionic target is described as a combination of an effective Coulomb potential and a finite-range…

The photon production rate from a chemically equilibrating quark-gluon plasma likely to be produced at RHIC (BNL) and LHC (CERN) energies is estimated taking into account bremsstrahlung. The plasma is assumed to be in local thermal…

High Energy Physics - Phenomenology · Physics 2016-09-06 Munshi G. Mustafa , Markus H. Thoma

Echoing classical physics, quantum electrodynamics predicts the release of a spectral continuum of electromagnetic radiation upon the sudden acceleration of charged particles in quantum matter. Despite apparent theoretical success in…

We simulate the possible emission from a disk perturbed by a recoiling super-massive black hole. To this end, we study radiation transfer from the system incorporating bremsstrahlung emission from a Maxwellian plasma and absorption given by…

High Energy Astrophysical Phenomena · Physics 2010-04-06 Matthew Anderson , Luis Lehner , Miguel Megevand , David Neilsen

Recent theoretical studies have suggested that the suddenly recoiled atom struck by dark matter (DM) particle is much more likely to excite or lose its electrons than expected. Such Migdal effect provides a new avenue for exploring the…

High Energy Physics - Phenomenology · Physics 2021-09-15 Zheng-Liang Liang , Chongjie Mo , Fawei Zheng , Ping Zhang

In a fusion reactor, a proton and a neutron generated in previous reactions may again fuse with each other. Or they can in turn fuse with or be captured by an un-reacted deuteron. The average center-of-mass (COM) energy for such reaction is…

Nuclear Theory · Physics 2009-10-21 Nie Luo

Bremsstrahlung radiation is an important energy loss mechanism for energetic electrons in plasmas. In this paper we investigate the effect of bremsstrahlung radiation reaction on the electron distribution in 2D momentum space. We show that…

Plasma Physics · Physics 2015-11-13 Ola Embréus , Adam Stahl , Sarah Newton , Gergely Papp , Eero Hirvijoki , Tünde Fülöp

In this paper the improved multipolar model of bremsstrahlung accompanied the $\alpha$-decay is presented. The angular formalism of calculations of the matrix elements, being enough complicated component of the model, is stated in details.…

Nuclear Theory · Physics 2008-07-24 Sergei P. Maydanyuk