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Related papers: Bremsstrahlung in alpha-decay: angular analysis of…

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Inclusive and exclusive hard-photon (E$_\gamma >$ 30 MeV) production in five different heavy-ion reactions ($^{36}$Ar+$^{197}$Au, $^{107}$Ag, $^{58}$Ni, $^{12}$C at 60{\it A} MeV and $^{129}$Xe+$^{120}$Sn at 50{\it A} MeV) has been studied…

A new approach for the calculation of collisional inverse bremsstrahlung absorption of laser light in dense plasmas is presented. Quantum statistical formalism used allows avoiding {\em ad hoc} cutoffs that were necessary in classical…

Plasma Physics · Physics 2009-05-28 A. Grinenko , D. O. Gericke

The probabilities to form an $\alpha$-particle on the surface of heavy nuclei (spectroscopic factors) in the states of different angular momenta are calculated within the dinuclear system (DNS) approach. It is shown that this dependence is…

The production of nuclear bremsstrahlung photons (E$_{\gamma}>$ 30 MeV) has been studied in inclusive and exclusive measurements in four heavy-ion reactions at 60{\it A} MeV. The measured photon spectra, angular distributions and…

We present a calculation of neutrino pair bremsstrahlung due to electron-electron scattering in a relativistic degenerate plasma of electrons. Proper treatment of the in-medium photon propagator, i.e., inclusion of Debye screening of the…

High Energy Physics - Phenomenology · Physics 2015-06-25 Prashanth Jaikumar , Charles Gale , Dany Page

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 leading-order electron-atom bremsstrahlung is investigated within the rigorous relativistic approach based on the partial-wave representation of the Dirac wave functions in the external atomic field. Approximating the atomic target by…

Atomic Physics · Physics 2015-05-20 Vladimir A. Yerokhin , Andrey Surzhykov

There has recently been interest in the role of inverse bremsstrahlung, the emission of photons by fast suprathermal ions in collisions with ambient electrons possessing relatively low velocities, in tenuous plasmas in various astrophysical…

Astrophysics · Physics 2009-10-31 Matthew G. Baring , Frank C. Jones , Donald C. Ellison

A new model of the bremsstrahlung emission which accompanies proton decay and collisions of protons off nuclei in the energy region from the lowest up to intermediate, has been developed. This model includes spin formalism, potential…

Nuclear Theory · Physics 2012-07-30 Sergei P. Maydanyuk

In this paper a role of many-nucleon dynamics in formation of the compound $^{5}{\rm Li}$ nucleus in the scattering of protons off $\alpha$-particles at the proton incident energies up to 20 MeV is investigated. We propose a bremsstrahlung…

Nuclear Theory · Physics 2016-03-08 Sergei P. Maydanyuk , Peng-Ming Zhang

We calculate the emission of bremsstrahlung from lead and argon ions in A Fixed Target ExpeRiment (AFTER) that uses the LHC beams. With nuclear charges of $Ze$ equal $208$ and $18$ respectively, these ions are accelerated to energies of $7$…

Nuclear Experiment · Physics 2015-03-27 Rune E. Mikkelsen , Allan H. Sørensen , Ulrik I. Uggerhøj

A detection technique for ultra-high energy cosmic rays, complementary to the fluorescence technique, would be the use of the molecular Bremsstrahlung radiation emitted by low-energy ionization electrons left after the passage of the…

Instrumentation and Methods for Astrophysics · Physics 2016-03-04 I. Al Samarai , C. Berat , O. Deligny , A. Letessier-Selvon , F. Montanet , M. Settimo , P. Stassi

Fully relativistic treatment of the electron-atom and positron-atom bremsstrahlung is reported. The calculation is based on the partial-wave expansion of the Dirac scattering states in an external atomic field. A comparison of the electron…

Atomic Physics · Physics 2015-06-11 V. A. Yerokhin , A. Surzhykov , R. Märtin , S. Tashenov , G. Weber

In the normal one-temperature plasma the motion of ions is usually neglected when calculating the Bremsstrahlung radiation of the plasma. Here we calculate the Bremsstrahlung radiation of a two-temperature plasma by taking into account of…

Astrophysics · Physics 2014-10-13 Bin Luo , S. Nan Zhang

The influence of the bremsstrahlung on the spin motion is expressed by the equation which is the analogue and generalization of the Bargmann-Michel-Telegdi equation. The new constant is involved in this equation. This constant can be…

High Energy Physics - Phenomenology · Physics 2015-05-13 Miroslav Pardy

A detection technique of ultra-high energy cosmic rays, complementary to the fluorescence technique, would be the use of the molecular Bremsstrahlung radiation emitted by low-energy electrons left after the passage of the showers in the…

High Energy Astrophysical Phenomena · Physics 2015-01-26 I. Al Samarai , O. Deligny , D. Lebrun , A. Letessier-Selvon , F. Salamida

Recent developments in bremsstrahlung from electrons colliding with atoms and nuclei at energies between 0.1 MeV and 500 MeV are reviewed. Considered are cross sections differential in the photon degrees of freedom, including coincidence…

Atomic Physics · Physics 2021-03-11 D. H. Jakubassa-Amundsen

The differential cross section of double bremsstrahlung from high-energy electron in the electric field of heavy atoms is derived. The results are obtained with the exact account of the atomic field by means of the quasiclassical…

High Energy Physics - Phenomenology · Physics 2015-06-17 P. A. Krachkov , R. N. Lee , A. I. Milstein

We study the production of jet-bremsstrahlung photons through the scattering with the constituents of a dense nuclear matter within the framework of deep-inelastic scattering off a large nucleus. Applying a gradient expansion up to the…

High Energy Physics - Phenomenology · Physics 2016-08-31 Le Zhang , De-Fu Hou , Guang-You Qin

Hard-photon (E$_{\gamma}>$ 30 MeV) emission from second-chance nucleon-nucleon Bremsstrahlung collisions in intermediate energy heavy-ion reactions is studied employing a realistic thermal model. Photon spectra and yields measured in…