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It is an empirical question whether photons always obey Bose-Einstein statistics, but devising and interpreting experimental tests of photon statistics can be a challenge. The nonrelativistic cross section for Compton scattering illustrates…

High Energy Physics - Phenomenology · Physics 2010-12-23 Brett Altschul

A recently developed model for $\rho$-meson propagation in dense hadronic matter is applied to total photoabsorption cross sections in $\gamma$-proton and $\gamma$-nucleus reactions. Within the vector dominance model the photon coupling to…

Nuclear Theory · Physics 2008-11-26 R. Rapp , M. Urban , M. Buballa , J. Wambach

We calculate two-photon exchange amplitude for the elastic electron-proton scattering in the framework of dispersion relations. The imaginary part of the amplitude is determined by unitarity. Since in the unitarity relation intermediate…

Nuclear Theory · Physics 2008-11-26 Dmitry Borisyuk , Alexander Kobushkin

In order to substantiate claims of quantum computational advantage, it is crucial to develop efficient methods for validating the experimental data. We propose a test of the correct functioning of a boson sampler with single-photon inputs…

Quantum Physics · Physics 2024-09-25 Benoit Seron , Leonardo Novo , Alex Arkhipov , Nicolas J. Cerf

We investigate the impact parameter dependent parton distributions for a relativistic composite system in light-front framework. We express them in terms of overlaps of light-cone wave functions for a self consistent two-body spin-1/2…

High Energy Physics - Phenomenology · Physics 2014-11-18 D. Chakrabarti , A. Mukherjee

We consider the inelastic scattering of two photons from two qubits separated by an arbitrary distance $R$ and coupled to a one-dimensional transmission line. We present an exact, analytical solution to the problem, and use it to explore a…

Quantum Physics · Physics 2014-11-11 Matti Laakso , Mikhail Pletyukhov

In this paper, we have proposed $SU(2)$ non-Abelian electromagnetism gauge theory. In the theory, photon has self-interaction and interaction, which can explain photon entanglement phenomenon in quantum information. Otherwise, we find there…

High Energy Physics - Phenomenology · Physics 2014-01-27 Xiang-Yao Wu , Hong-Li , Xiao-Jing Liua , Si-Qi Zhang , Guang-Huai Wang , Ji Ma , Heng-Mei Li , Hong-Chun Yuan , Hai-Xin Gao , Jing-Wu Lie

The alternative to the standard formulation of QPM in the infinite momentum frame is suggested. The proposed approach does not require any extra assumptions in addition, consistently takes into account the parton transversal momenta and…

High Energy Physics - Phenomenology · Physics 2016-08-24 P. Zavada

As is known, the existence of a small noncommutativity between coordinates would generate nonlocal self-interactions in the electromagnetic theory. To explore some consequences of this effect on the propagation of photons we consider Moyal…

High Energy Physics - Theory · Physics 2023-11-28 Daniela D'Ascanio , Pablo Pisani , Ulises Wainstein Haimovichi

In this work, real photon production scattering kernels from jet-medium interactions in the QCD medium are perturbatively calculated using the higher-twist (HT) formalism. Focus is given towards real photon production from a highly virtual…

High Energy Physics - Phenomenology · Physics 2025-09-10 Amit Kumar , Gojko Vujanovic

This paper is devoted to the scattering of photons at electrons in models of non-relativistic quantum mechanical particles coupled minimally to the soft modes of the quantized electromagnetic field. We prove existence of scattering states…

Mathematical Physics · Physics 2008-09-10 Marcel Griesemer , Heribert Zenk

Fourier transforming the virtual photon transverse momentum in \gamma*(q)+N \to f processes allows new insight into hadron dynamics as a function of impact parameter b. I discuss how previous analyses of charge density based on elastic and…

High Energy Physics - Phenomenology · Physics 2022-03-02 Paul Hoyer

The present knowledge of the structure of the photon is presented with emphasis on measurements of the photon structure obtained from deep inelastic electron-photon scattering at e+e- colliders. This review covers the leptonic and hadronic…

High Energy Physics - Experiment · Physics 2014-11-17 Richard Nisius

Certain soft photon amplitudes which have been recently suggested as alternatives to the usual Low form of the soft photon approximation are studied and it is demonstrated that problems exist in their relation to the corresponding…

Nuclear Theory · Physics 2008-11-26 Mark Welsh , Harold W. Fearing

A description of the virtual photon absorption cross section difference \sigma_{1/2}-\sigma_{3/2} for the proton and the neutron is obtained with a parameterisation based on a Regge type approach. The parameterisation is obtained from…

High Energy Physics - Phenomenology · Physics 2009-10-31 Nicola Bianchi , Eric Thomas

The process of photon splitting, becomes allowed in the presence of strong magnetic field. We calculate the influence of magnetized plasma on the photon splitting absorption coefficient. We calculate the refraction coefficients and…

Astrophysics · Physics 2007-05-23 Tomasz Bulik

This paper revisits the quantum mechanics for one photon from the modern viewpoint and by the geometrical method. Especially, besides the ordinary (rectangular) momentum representation, we provide an explicit derivation for the other two…

Quantum Physics · Physics 2007-05-23 Yapeng Hu , Weigang Qiu , Hongbao Zhang

As an important subject in non-equilibrium Statistical Mechanics, we study in this thesis the relaxation to equilibrium of a photon gas in contact with an non-relativistic and non-degenerate electron bath. Photons and electrons interact via…

Statistical Mechanics · Physics 2021-07-19 Guilherme Eduardo Freire Oliveira

The foundations of the modern quantum theory of electro-magnetic radiation and its interaction with medium are constituted by the Einstein's theory of photo-effect and the theory of Compton effect. However, in the theory proposed by Compton…

General Physics · Physics 2013-07-31 S. G. Chefranov , A. G. Chefranov , Vinay Venugopal

We consider the minimal coupling of two photons to neutral scalar and pseudoscalar fields, as for instance in the case of the Higgs boson and axion, respectively. In this framework, we analyze the photon dispersion relations in the presence…

High Energy Physics - Phenomenology · Physics 2008-11-26 E. Gabrielli , K. Huitu , S. Roy
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