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Related papers: Coherent bremsstrahlung at the BEPC collider

200 papers

The paper considers the process of Thomson scattering of coherent diffraction radiation (CDR) produced by the preceding bunch of the accelerator on one of the following bunches. It is shown that the yield of scattered hard photons is…

Accelerator Physics · Physics 2016-09-08 A. P. Potylitsin

Photon bremsstrahlung is studied for identifying elastic proton-proton interactions in the CMS experiment at the LHC. In addition to measurement of the elastic pp cross section (assuming that the elastic slope is known) the bremsstrahlung…

High Energy Physics - Experiment · Physics 2010-11-30 H. Grönqvist , V. A. Khoze , J. W. Lämsä , M. Murray , R. Orava

The non-resonant tunneling regime for charge transfer across nanojunctions is critically dependent on the so-called \beta{} parameter, governing the exponential decay of the current as the length of the junction increases. For periodic…

Within a covariant effective one-boson exchange model for the $T$ matrix of $NN$ interactions we present detailed calculations of bremsstrahlung cross sections for proton - proton and proton - neutron reactions at beam energies in the 1 GeV…

Nuclear Theory · Physics 2008-11-26 V. V. Shklyar , B. Kämpfer , B. L. Reznik , A. I. Titov

This paper explores the transition between Compton Scattering and Inverse Compton Scattering (ICS), which is characterized by an equal exchange of energy and momentum between the colliding particles (electrons and photons). This regime has…

Accelerator Physics · Physics 2023-04-19 L. Serafini , V. Petrillo , A. Bacci , C. Curatolo , I. Drebot , M. Rossetti Conti , A. R. Rossi

Coherent Synchrotron Radiation (CSR) can play an important role by not only increasing the energy spread and emittance of a beam, but also leading to a potential instability. Previous studies of the CSR induced longitudinal instability were…

Accelerator Physics · Physics 2009-11-10 Juhao Wu , G. V. Stupakov , T. O. Raubenheimer , Zhirong Huang

The impacts of the mass imbalance and Coulomb interaction on the complex phase structures of the polaritonic condensates and their Bardeen-Cooper-Schrieffer (BCS)--Bose-Einstein condensation (BEC) crossover in semiconductor and semimetal…

Strongly Correlated Electrons · Physics 2026-04-24 Thi-Hau Nguyen , Minh-Tien Tran , Van-Nham Phan

In e+e- collisions the particle spectra at low momenta reflect the properties of the underlying "soft" QCD gluon bremsstrahlung: the particle density, in the limit p\to 0, becomes independent of the incoming energy \sqrt{s} and directly…

High Energy Physics - Phenomenology · Physics 2015-03-13 Wolfgang Ochs , Valery A. Khoze , M. G. Ryskin

By implementing the bremsstrahlung with Monte Carlo algorithm into the particle-in-cell code, the bremsstrahlung and nonlinear Compton scattering can be studied simultaneously in comparison way in the laser plasma interactions. The…

Plasma Physics · Physics 2019-05-07 Feng Wan , Chong Lv , Moran Jia , Haibo Sang , Baisong Xie

Interest in highly-compressed electron beams has been increasing in recent times, driven by the study of non-linear and even non-perturbative aspects of QED [2]. The FACET-II [7] facility at SLAC is currently (at the time of writing) being…

Accelerator Physics · Physics 2018-11-30 Glen White , Vitaly Yakimenko

The strength of the electromagnetic fields in the bunch collision at a linear collider will have a significant effect, yielding large numbers of beamstrahlung photons and associated coherent pair production. These effects are limited in the…

Accelerator Physics · Physics 2012-03-05 Anthony Hartin

In the colliders, the macroscopically large impact parameters give a substantial contribution to the standard cross section of the $e^+ e^- \to e^+ e^- \gamma$ process. These impact parameters may be much larger than the transverse sizes of…

High Energy Physics - Phenomenology · Physics 2015-05-13 G. L. Kotkin , V. G. Serbo

We consider production of dilepton pairs through coherent electro-magnetic radiation during nuclear collisions. We show that the number of pairs produced through bremsstrahlung is about two orders of magnitude smaller than the yield…

Nuclear Theory · Physics 2008-11-26 J. Jalilian-Marian , V. Koch

Several proposals exist for future circular electron-positron colliders designed for precise measurements of the Higgs boson characteristics and electroweak processes. At very high energies, synchrotron radiation of the particles in a…

Accelerator Physics · Physics 2015-06-17 A. Bogomyagkov , E. Levichev , D. Shatilov

In order to allow a good separation of isotopes in a High Resolution Mass Spectrometer (HRMS), the transverse emittance and the energy spread of the beam should have very low values, for this reason a Beam Cooler (BC) is planned to be…

Accelerator Physics · Physics 2023-10-05 A. Ruzzon , M. Maggiore , C. Roncolato , G. Ban , J. F. Cam , C. Gautier , C. Vandamme

The intensity and energy spatial distributions of collimated laser Compton scattering (LCS) $\gamma$-ray beams and of the associated bremsstrahlung beams have been investigated as functions of the electron beam energy, electron beam phase…

Instrumentation and Detectors · Physics 2023-06-21 Takashi Ari-Izumi , Ioana Gheorghe , Dan Filipescu , Satoshi Hashimoto , Shuji Miyamoto , Hiroaki Utsunomiya

The role of bremsstrahlung in the emission from hot accretion flows around slowly accreting supermassive black holes is not thoroughly understood. In order to appraise the importance of bremsstrahlung relative to other radiative processes,…

High Energy Astrophysical Phenomena · Physics 2020-07-29 R. Yarza , G. N. Wong , B. R. Ryan , C. F. Gammie

Future ultra-low emittance rings for electron/positron colliders require extremely high beam brightness and can thus be limited by collective effects. In this paper, the interplay of effects such as synchrotron radiation, intra-beam…

We present evidence of non-excimer-based secondary scintillation in gaseous xenon, obtained using both the NEXT-White TPC and a dedicated setup. Detailed comparison with first-principle calculations allows us to assign this scintillation…

For several processes at colliding beams, macroscopically large impact parameters give an essential contribution to the standard cross section. These impact parameters may be much larger than the transverse sizes of the colliding bunches.…

High Energy Physics - Phenomenology · Physics 2007-05-23 G. L. Kotkin , V. G. Serbo