English
Related papers

Related papers: On Multiphoton Bremsstrahlung

200 papers

Photon bremsstrahlung is proposed to be used to identify elastic proton-proton interactions at the LHC. In addition to a measurement of the elastic pp cross section (assuming that the elastic slope is known), the bremsstrahlung photons will…

High Energy Physics - Phenomenology · Physics 2011-02-02 V. A. Khoze , J. W. Lamsa , R. Orava , M. G. Ryskin

Bremsstrahlung from relativistic electrons is considered under conditions when some transverse direction of momentum transfer is statistically preferred. It is shown that in the dipole approximation all the medium anisotropy effects can be…

High Energy Physics - Phenomenology · Physics 2013-05-29 M. V. Bondarenco

Recent results in the theory of multiphoton spectra for coherent radiation sources are overviewed, with the emphasis on channeling radiation. For the latter case, the importance of the order of resummation and averaging is illustrated.…

Accelerator Physics · Physics 2015-12-09 M. V. Bondarenco

We introduce a theoretical approach to study the quantum-dissipative dynamics of electronic excitations in macromolecules, which enables to perform calculations in large systems and cover long time intervals. All the parameters of the…

Mesoscale and Nanoscale Physics · Physics 2016-07-20 S. A Beccara , F. Mascherpa , E. Schneider , P. Faccioli

A quantum mechanical model for the description of the alpha-decay of heavy nuclei with accompanying photons emission is presented. The model is based on a quantum mechanical one-particle model of alpha-decay through a decay barrier. The…

Nuclear Theory · Physics 2008-07-24 Sergei P. Maydanyuk , Vladislav S. Olkhovsky

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 study the production of dark photons with masses in range 0.4-1.5\,GeV in elastic proton bremsstrahlung. In contrast to the known approaches to calculating the bremsstrahlung cross section, we consider the non-zero momentum transfer…

High Energy Physics - Phenomenology · Physics 2025-02-12 Ekaterina Kriukova

We study the effect of multiple scatterings on the propagation of hard partons and the production of jet-bremsstrahlung photons inside a dense medium in the framework of deep-inelastic scattering off a large nucleus. We include the momentum…

Nuclear Theory · Physics 2015-05-20 Guang-You Qin , Abhijit Majumder

In this work we propose a new approach for the numerical simulation of kinetic equations through Monte Carlo schemes. We introduce a new technique which permits to reduce the variance of particle methods through a matching with a set of…

Mathematical Physics · Physics 2014-04-08 Pierre Degond , Giacomo Dimarco , Lorenzo Pareschi

Neutrino emissivity from the electron $\nu\bar\nu$ bremsstrahlung in the liquid layers of the neutron star crusts is studied. Nuclear composition of matter in neutron star crusts is considered for various scenarios of neutron star…

Astrophysics · Physics 2011-05-23 P. Haensel , A. D. Kaminker , D. G. Yakovlev

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

We calculate numerically the emissivity and surface flux of electron-electron bremsstrahlung radiation from the surface of a bare quark star. The restricted electronic phase space due to the presence of an effective photon mass results in a…

High Energy Astrophysical Phenomena · Physics 2010-01-07 Jean-François Caron , Ariel R. Zhitnitsky

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

The double and single differential cross-sections with respect to positron and electron energies as well as the total cross-section of triplet production in the laboratory frame are calculated numerically in order to develop a Monte Carlo…

Astrophysics · Physics 2009-10-31 V. Anguelov , S. Petrov , L. Gurdev , J. Kourtev

The emission of direct (hard and thermal) photons from nucleon-nucleon Bremsstrahlung in heavy-ion collisions at Fermi energies is analyzed. We utilize a photon emission rate based on a quantum-field-theoretical model together with nucleon…

Nuclear Theory · Physics 2025-06-30 Thomas Onyango , Ralf Rapp

Direct detection of bremsstrahlung photons, in principle, offers the most straightforward and most robust method of luminosity determination at the EIC, but requires an extraordinary performance of the photon detector. In this paper, we…

Instrumentation and Detectors · Physics 2025-10-08 L. Adamczyk , Y. Ali , J. J. Chwastowski , A. B. Kowalewska , B. Pawlik , K. Piotrzkowski , M. Przybycien

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

Measured moments of the multiplicity distribution for a given sort of particles are used in the literature for the determination of the phase transition parameters of hot QCD matter in ultrarelativistic heavy-ion collisions. We argue that…

Nuclear Theory · Physics 2019-01-02 Radka Sochorova , Boris Tomasik , Marcus Bleicher

We develop quantum electrodynamics into a kinetic-theory-like evolution equation for electrons, positrons and photons. To keep the "collision rules" simple, we make use of longitudinal and temporal photons in addition to the usual…

High Energy Physics - Theory · Physics 2018-03-09 Hans Christian Öttinger

The formation of the electron energy distribution function in nanosecond atmospheric nitrogen discharges is investigated by means of self-consistent solution of the chemical kinetics and the Boltzmann equation for free electrons. The…

‹ Prev 1 3 4 5 6 7 10 Next ›