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Lensing of the CMB by modes that are larger than the size of the survey dilates intrinsic scales in the temperature and polarization fields and coherently shifts their observed power spectra with respect to the ensemble or all-sky mean. The…

Cosmology and Nongalactic Astrophysics · Physics 2014-07-09 Alessandro Manzotti , Wayne Hu , Aurélien Benoit-Lévy

We consider coherent electromagnetic processes for colliders with short bunches, in particular the coherent bremsstrahlung (CBS). CBS is the radiation of one bunch particles in the collective field of the oncoming bunch. It can be a…

High Energy Physics - Phenomenology · Physics 2009-10-28 R. Engel , A. Schiller , V. G. Serbo

The power spectrum of fluctuations in the momentum distributions of particles have been estimated with optical Glauber and Monte-Carlo Glauber initial conditions for relativistic heavy ion collisions. The evaluation procedure adopted in…

Nuclear Theory · Physics 2018-02-16 Golam Sarwar , Sushant K. Singh , Jan-e Alam

We calculate the beaming of coherent emission by means of geometrical optics. When spherical elementary waves are phase-coupled in that way that constructive interference occurs along one axis, the intensity is lower for off-axis viewing…

Astrophysics · Physics 2007-05-23 Thomas Kunzl , Harald Lesch , Axel Jessner

The basic principles of the correlation femtoscopy, including its correspondence to the Hanbury Brown and Twiss intensity interferometry, are re-examined. The main subject of the paper is an analysis of the correlation femtoscopy when the…

High Energy Physics - Phenomenology · Physics 2013-07-29 Yu. M. Sinyukov , V. M. Shapoval

Collisions of particles prepared in non--plane-wave states with a non-trivial phase structure, such as vortex states carrying an adjustable orbital angular momentum (OAM), open novel opportunities in atomic, nuclear, and high-energy physics…

High Energy Physics - Phenomenology · Physics 2023-07-06 Bei Liu , Igor P. Ivanov

We show that when the Hornberger--Sipe calculation of collisional decoherence is carried out with the squared delta function a delta of energy instead of a delta of the absolute value of momentum, following a method introduced by Di\'osi,…

Quantum Physics · Physics 2009-11-13 Stephen L. Adler

The splitting processes of bremsstrahlung and pair production in a medium are coherent over large distances in the very high energy limit, which leads to a suppression known as the Landau-Pomeranchuk-Migdal (LPM) effect. We continue study…

High Energy Physics - Phenomenology · Physics 2022-12-14 Peter Arnold , Tyler Gorda , Shahin Iqbal

We draw attention on the procedure, where Standard Model predictions and experimental results are compared and certain new physics scenarios are ruled out, that requires great attention, since there is still a room for new physics,…

High Energy Physics - Phenomenology · Physics 2007-05-23 L. Solmaz , S. Solmaz

Large ensembles of points with Coulomb interactions arise in various settings of condensed matter physics, classical and quantum mechanics, statistical mechanics, random matrices and even approximation theory, and give rise to a variety of…

Mathematical Physics · Physics 2018-07-27 Sylvia Serfaty

Improved constraints on current model parameters in a heavy-ion collision model are established using the latest measurements from three distinct collision systems. Various observables are utilized from Au--Au collisions at…

High Energy Physics - Phenomenology · Physics 2024-11-05 Maxim Virta , Jasper Parkkila , Dong Jo Kim

Effective-medium theories for electromagnetic constitutive parameters of particulate composite materials are theories of averages. Standard deviations are absent because of the lack of rigorous theories. But ensemble averages and standard…

Optics · Physics 2015-06-02 Craig F. Bohren , Xuerong Xiao , Akhlesh Lakhtakia

We study the dynamics of fast two-beam collisions in linear optical media with weak cubic loss in spatial dimension higher than 1. For this purpose, we extend the perturbation theory that was developed for analyzing two-pulse collisions in…

Optics · Physics 2022-02-10 Avner Peleg , Toan T. Huynh , Quan M. Nguyen

The transverse momentum spectra and their multiplicity dependence serve as key tools for extracting parameters to be compared with theoretical models. Over the past decade, the scientific community has extensively studied the possibility of…

High Energy Physics - Phenomenology · Physics 2025-06-23 Gábor Bíró , Leonid Serkin , Guy Paić , Gergely Gábor Barnaföldi

We test the impact of some systematic errors in weak lensing magnification measurements with the COSMOS 30-band photo-$z$ Survey flux limited to $I_{auto}<25.0$ using correlations of both source galaxy counts and magnitudes. Systematic…

Cosmology and Nongalactic Astrophysics · Physics 2021-03-03 E. Gaztanaga , S. J. Schmidt , M. D. Schneider , J. A. Tyson

In the Large Hadron Collider, the beam losses are continuously measured for machine protection. By design, most of the particle losses occur in the collimation system, where the particles with high oscillation amplitudes or large momentum…

Accelerator Physics · Physics 2023-01-11 Ekaterina Krymova , Guillaume Obozinski , Michael Schenk , Loic Coyle , Tatiana Pieloni

In certain conditions a macroscopic quantum-mechanical scattering may occur, which may lead to a coherent cross-section on a macroscopic scale in a monocrystal. The conditions are satisfied by neutrinos, but not satisfied by other…

Mesoscale and Nanoscale Physics · Physics 2023-10-06 Marian Apostol

An enhancement in the number of strange particles produced in relativistic heavy ion collisions is expected to coincide with the formation of a deconfined state of partonic matter. Measurements of transverse momentum spectra for strange…

Nuclear Experiment · Physics 2019-08-15 Richard Witt

Bremsstrahlung spectra will be strongly distorted due to small lateral beam sizes at future colliders. That in turn will have large consequences for the electron and positron beam lifetimes as well as for the luminosity measurements in the…

High Energy Physics - Phenomenology · Physics 2024-03-20 Krzysztof Piotrzkowski , Mariusz Przybycien

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