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High energy neutrino bremsstrahlung $\nu \to \nu + \gamma$ in a strong magnetic field ($B \gg B_s$) is studied in the framework of the Standard Model (SM). A resonance probability and a four-vector of the neutrino energy and momentum loss…

High Energy Physics - Phenomenology · Physics 2009-10-30 A. A. Gvozdev , N. V. Mikheev , L. A. Vassilevskaya

It is shown that the influence of the undulator field on the motion of a relativistic electron leads to a significant increase of the bremsstrahlung cross section on an atom near the end of the spectrum of undulator radiation. Observation…

High Energy Physics - Phenomenology · Physics 2023-02-15 P. A. Krachkov , A. I. Milstein , N. Yu. Muchnoi

We study the induced photon bremsstrahlung from a fast quark produced in AA-collisions due to multiple scattering in quark-gluon plasma. For RHIC and LHC conditions the induced photon spectrum is sharply peaked at photon energy close to the…

High Energy Physics - Phenomenology · Physics 2009-11-10 B. G. Zakharov

We discuss effective interactions among brane matter induced by modifications of higher dimensional Einstein gravity through the replacement of Einstein-Hilbert term with a generic function f(R, R_AB R^AB, R_ABCD R^ABCD) of the curvature…

High Energy Physics - Phenomenology · Physics 2009-11-11 Onder Aslan , Durmus A. Demir

In collisions between heavy ions at ultra-relativistic energies the participating protons lose energy, which is converted into new particles. As the protons slow down, they emit bremsstrahlung radiation. The yield and angular distribution…

Nuclear Theory · Physics 2023-01-19 Sigurd Nese , Joakim Nystrand

We examine the spectrum of bremsstrahlung photons that results from the stopping of the initial net charge distributions in ultrarelativistic nucleus-nucleus collisions at the CERN Large Hadron Collier (LHC). This effect has escaped…

High Energy Physics - Phenomenology · Physics 2021-10-13 Sohyun Park , Urs Achim Wiedemann

We propose a parton model of inelastic collisions at transplanckian energies E >> G^{-1/2}, using the gravitons, whose transverse momenta are cut at the Planck scale, as partons. For this purpose we represent the gravitational shock-wave…

High Energy Physics - Phenomenology · Physics 2007-05-23 O. V. Kancheli

We consider a classical source, moving on the 4-D boundary of a 5-D ADS space, that is coupled to quantum fields residing in the bulk. Bremsstrahlung-like radiation of the corresponding quanta is shown to occur and the S-matrix is derived…

High Energy Physics - Phenomenology · Physics 2009-01-08 Pervez Hoodbhoy

Final state medium-induced gluon radiation in ultradense nuclear matter is shown to favor large angle emission when compared to vacuum bremsstrahlung due to the suppression of collinear gluons. In a simple model of momentum transfers from…

High Energy Physics - Phenomenology · Physics 2009-11-11 Ivan Vitev

Analysing (e,e'p) experimental data involves corrections for radiative effects which change the interaction kinematics and which have to be carefully considered in order to obtain the desired accuracy. Missing momentum and energy due to…

Nuclear Theory · Physics 2015-06-26 Florian Weissbach , Kai Hencken , Daniela Rohe , Ingo Sick , Dirk Trautmann

We study the bending of gravitons that pass near a massive object like the Sun, using scattering amplitudes in which the Sun is represented by a massive scalar particle. Our results complete previous work on the bending angles of massless…

High Energy Physics - Theory · Physics 2019-06-26 Huan-Hang Chi

Through the Gertsenshtein effect, the presence of a large external B-field may allow photons and gravitons to mix in a way that resembles neutrino oscillations and is even more similar to axion-photon mixing. Assuming a background B-field…

General Relativity and Quantum Cosmology · Physics 2024-04-03 Peter Anninos , Tony Rothman , Andrea Palessandro

We examine the bremsstrahlung photons emitted in the central collisions of two gold nuclei at the Relativistic Heavy Ion Collider. While the measurements of the final hadrons can reveal only the amount of stopping, they tell us very little…

High Energy Physics - Phenomenology · Physics 2007-05-23 J. I. Kapusta , S. M. H. Wong

Within thunderstorms electrons can gain energies of up to hundred(s) of MeV. These electrons can create X-rays and gamma-rays as Bremsstrahlung when they collide with air molecules. Here we calculate the distribution of angles between…

Atmospheric and Oceanic Physics · Physics 2016-12-02 Christoph Köhn , Ute Ebert

The integrated cross sections of high-energy $e^+e^-$ electroproduction by an electron in an atomic field is studied. Importance of various contributions to these cross sections is discussed. It is shown that the Coulomb corrections are…

Nuclear Theory · Physics 2025-01-28 P. A. Krachkov , A. I. Milstein

We have investigated real graviton emission in the ADD and RS model of extra dimensions through the photoproduction process pp-> p gamma p-> pGqX at the LHC. We have considered all contributions from the subprocesses gamma q -> G q, where…

High Energy Physics - Phenomenology · Physics 2015-02-17 I. Sahin , M. Koksal , S. C. Inan , A. A. Billur , B. Sahin , P. Tektas , E. Alici , R. Yildirim

The interference of Deeply Virtual Compton Scattering (DVCS) and Bremsstrahlung leads to a beam-charge asymmetry that can be observed for exclusive photon production in the collision of high energy leptons and nucleons/nuclei. Recent…

High Energy Physics - Experiment · Physics 2019-08-14 B. Krauss

We investigate the possibility of using the center-edge asymmetry to distinguish graviton exchange from other new physics effects at hadron colliders. Specifically, we study lepton-pair production within the ADD and RS scenarios. At the…

High Energy Physics - Phenomenology · Physics 2009-11-10 E. W. Dvergsnes , P. Osland , A. A. Pankov , N. Paver

The Bethe-Heitler formula describes bremsstrahlung and it's a typical and important example in quantum electromagnetic dynamics (QED). This formula is widely applied in many branches of physics and astrophysics. We find that the integrated…

High Energy Physics - Phenomenology · Physics 2020-02-26 Wei Zhu

The bremsstrahlung produced when heavy nuclei collide is estimated for central collisions at the Relativistic Heavy Ion Collider. Soft photons can be used to infer the rapidity distribution of the outgoing charge. An experimental design is…

Nuclear Theory · Physics 2008-11-26 Sangyong Jeon , Joseph Kapusta , Alexei Chikanian , Jack Sandweiss