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Related papers: Beam-size effect in Bremsstrahlung

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At the Linear Collider mismatches between the two beams will result in an intense beamstrahlung. We have studied how this beamstrahlung would evolve as a function of the offset between the two beams and we suggest ways of monitoring it.

Accelerator Physics · Physics 2007-05-23 Nicolas Delerue , Toshiaki Tauchi

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

Doppler broadening in thermal ensembles degrades the absorption cross-section and the coherence time of collective excitations. In two photon transitions, it is common to assume that this problem becomes worse with larger wavelength…

Atomic Physics · Physics 2019-11-22 Ran Finkelstein , Ohr Lahad , Ohad Michel , Omri Davidson , Eilon Poem , Ofer Firstenberg

We estimate the benefit of muon colliders for photon physics. We calculate the rate at which photons are emitted from muon beams in different production mechanisms. Bremsstrahlung is reduced, beamstrahlung disappears, and laser…

High Energy Physics - Phenomenology · Physics 2014-11-17 Michael Klasen

Incoherent bremsstrahlung by high-energy particles in crystal is due to the thermal spread of atoms in relation to their equilibrium positions in the lattice. The simulation procedure developed earlier for the incoherent radiation is…

Accelerator Physics · Physics 2012-05-08 N. F. Shul'ga , V. V. Syshchenko , A. I. Tarnovsky

The radiation reaction (beamstrahlung) effect on particle dynamics during interaction of oppositely charged beams is studied. It is shown that the beam focusing can be strongly enhanced due to beamstrahlung. An approximate analytical…

Accelerator Physics · Physics 2021-11-17 A. S. Samsonov , E. N. Nerush , I. Yu. Kostyukov , M. Filipovic , C. Baumann , A. Pukhov

The bremsstrahlung of an electron and $e^{-}e^{+}$-pair creation by a photon in a medium is considered in high-energy region, where influence of the multiple scattering on the processes (the Landau-Pomeranchuk-Migdal (LPM) effect) becomes…

High Energy Physics - Phenomenology · Physics 2007-05-23 V. N. Baier , V. M. Katkov

The microscopic quantum theory of nonlinear stimulated scattering of chiral particles in doped $AB$ stacked bilayer graphene on Coulomb field of charged impurities in the presence of strong coherent electromagnetic radiation is presented.…

Mesoscale and Nanoscale Physics · Physics 2019-07-26 A. G. Ghazaryan , Kh. V. Sedrakian

Beryllium reflectors are used at spallation neutron sources in order to enhance the low-energy flux of neutrons emanating from the surface of a cold and thermal moderator. The design of such a moderator/reflector system is typically carried…

Instrumentation and Detectors · Physics 2019-12-09 Douglas D. DiJulio , Yong Joong Lee , Gunter Muhrer

Classical bremsstrahlung of a massless scalar field $\Phi$ is studied in gravity mediated ultra-relativistic collisions with impact parameter $b$ of two massive point particles in the presence of $d$ non-compact or toroidal extra…

High Energy Physics - Theory · Physics 2015-05-28 Yiannis Constantinou , Dmitry Gal'tsov , Pavel Spirin , Theodore N. Tomaras

Understanding the detailed behaviour of superconducting pair breaking photon detectors such as Kinetic Inductance Detectors requires knowledge of the nonequilibrium quasiparticle energy distributions. We have previously calculated the…

Superconductivity · Physics 2016-03-23 Tejas Guruswamy , David J. Goldie , Stafford Withington

We provide an analytical estimate of the effect of a spherical inhomogeneity on light beams that travel through it. We model the interior of the inhomogeneity in terms of the Lemaitre-Tolman-Bondi metric. We assume that the beam source is…

Astrophysics · Physics 2009-06-23 N. Brouzakis , N. Tetradis

We predict and analyze {\it radiation-induced quantum interference effect} in low-dimensional $n$-$p$ junctions. This phenomenon manifests itself by large oscillations of the photocurrent as a function of the gate voltage or the frequency…

Mesoscale and Nanoscale Physics · Physics 2015-05-18 M. V. Fistul , S. V. Syzranov , A. M. Kadigrobov , K. B. Efetov

We study the combined effects of vacuum polarization, relativity, Bremsstrahlung, and atomic polarization in nuclear reactions of astrophysical interest. It is shown that these effects do not solve the longstanding differences between the…

Nuclear Theory · Physics 2009-10-30 A. B. Balantekin , C. A. Bertulani , M. S. Hussein

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

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 measured the spectral distribution of the absolute differential cross section of both ordinary and polarization ultra-soft X-ray bremsstrahlung for 0.7 keV electrons scattered on substrate-free nanoclusters of xenon. Clusters were…

Atomic and Molecular Clusters · Physics 2025-02-18 Yu. S. Doronin , A. A. Tkachenko , V. L. Vakula , G. V. Kamarchuk

The Bose-Einstein condensation (BEC) of photons has been realized in one- and two-dimensional systems. When considering the influence of finite-size effect, the condensation in the one-dimensional fibre is of special interest since such a…

Statistical Mechanics · Physics 2021-11-02 Zhi-Jie Liu , Mi Xie

At the Large Hadron Collider (LHC), absolute luminosity calibrations obtained by the van der Meer (vdM) method are affected by the mutual electromagnetic interaction of the two beams. The colliding bunches experience relative orbit shifts,…

The main effect of massive neutrinos on the large-scale structure consists in a few percent suppression of matter perturbations on all scales below their free-streaming scale. Such effect is of particular importance as it allows to…

Cosmology and Nongalactic Astrophysics · Physics 2018-03-13 Rossana Ruggeri , Emanuele Castorina , Carmelita Carbone , Emiliano Sefusatti
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