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The propagation of light in a scattering medium is described as the motion of a special kind of a Brownian particle on which the fluctuating forces act only perpendicular to its velocity. This enforces strictly and dynamically the…

Disordered Systems and Neural Networks · Physics 2009-10-31 S. Anantha Ramakrishna , N. Kumar

This paper presents the misestimation of temperature when observations from a kappa distributed plasma are analyzed as a Maxwellian. One common method to calculate the space plasma parameters is by fitting the observed distributions using…

Space Physics · Physics 2016-10-07 Georgios Nicolaou , George Livadiotis

We consider a semi-infinite spatially dispersive dielectric with unequal transverse and longitudinal susceptibilities. The effect of the boundary is characterized by arbitrary reflection coefficients for polarization waves in the material…

Optics · Physics 2017-01-09 R. J. Churchill , T. G. Philbin

Models for characterization of laser-accelerated electron via its produced bremsstrahlung are provided for both thin and thick targets. An effective temperature functional is proposed to overcome the so-called cold and hot "temperatures" in…

Instrumentation and Detectors · Physics 2018-08-01 Guillermo Hernández , Francisco Fernández

In this work we present the generalization of some thermodynamic properties of the black body radiation (BBR) towards an $n-$dimensional Euclidean space. For this case the Planck function and the Stefan-Boltzmann law have already been given…

General Relativity and Quantum Cosmology · Physics 2015-07-14 Julian Gonzalez-Ayala , J. Perez-Oregon , Rubén Cordero , F. Angulo-Brown

A highly intense femtosecond laser pulse incident on a plasma target of supercritical density, gives rise to reflected high-order harmonics of the laser frequency. The radiation model adopted here considers Brunel electrons -those…

Plasma Physics · Physics 2015-06-19 R. Ondarza-Rovira , T. J. M. Boyd

Theoretical analyses of radiation pressure and photon momentum in the past 150 years have focused almost exclusively on classical and/or quantum theories of electrodynamics. In these analyses, Maxwell's equations, the properties of…

Optics · Physics 2017-09-01 Masud Mansuripur , Pin Han

Fast Radio Bursts (FRBs) have become an indispensable tool for studying the Universe's ionisation properties, as well as its cosmological parameters. This is achieved by analysing their diffuse dispersion measure (${\rm DM}_{\rm diff}$) as…

High Energy Astrophysical Phenomena · Physics 2025-12-03 Marios Kalomenopoulos , Jiaming Zhuge

The problem of black-body radiation is considered in the Born-Infeld theory of electrodynamics. In particular, at 2-loop order the deviation from the Planck expression due to the self-interaction of photons is calculated. It is seen that…

High Energy Physics - Theory · Physics 2011-12-12 Maryam Hajirahimi , Amir H. Fatollahi

We report the theoretical evaluations of the static scalar polarizability of the 133Cs ground state and of the black body radiation shift induced on the transition frequency between the two hyperfine levels with m_F = 0. This shift is of…

Atomic Physics · Physics 2009-11-10 S. Micalizio , A. Godone , D. Calonico , F. Levi , L. Lorini

We compare the measurements of the bispectrum and the estimate of its covariance obtained from a set of different methods for the efficient generation of approximate dark matter halo catalogs to the same quantities obtained from full N-body…

The correction to the polarizability of helium due to black-body radiation is calculated near room temperature. A precise theoretical determination of the black-body radiation correction to the polarizability of helium is essential for…

Atomic Physics · Physics 2012-07-06 M. Puchalski , U. D. Jentschura , P. J. Mohr

We present a method for computing the spectrum of black hole radiation of a scalar field satisfying a wave equation with high frequency dispersion. The method involves a combination of Laplace transform and WKB techniques for finding…

High Energy Physics - Theory · Physics 2008-11-26 Steven Corley

The investigation of the spectral kinetic model of the Multipole Resonance Probe (MRP) is presented and discussed in this paper. The MRP is a radio-frequency driven probe of the particular spherical design, which is suitable for the…

Plasma Physics · Physics 2022-11-30 Junbo Gong , Michael Friedrichs , Jens Oberrath , Ralf Peter Brinkmann

In 1916 Einstein introduced the first rules for a quantum theory of electromagnetic radiation, and he applied them to a model of matter in thermal equilibrium with radiation to derive Planck's black-body formula. Einstein's treatment is…

Statistical Mechanics · Physics 2009-11-10 Michael Nauenberg

With increasing interest in millimeter wave wireless communications, investigations on interactions between the human body and millimeter wave devices are becoming important. This paper gives examples of current regulatory requirements, and…

Emerging Technologies · Computer Science 2015-08-21 Ting Wu , Theodore S. Rappaport , Christopher M. Collins

Point-proton density distributions are deduced for 130 stable nuclei from $^{7}\mathrm{Li}$ to $^{232}\mathrm{Th}$ from nuclear charge densities determined in elastic electron scattering. There are 171 cases are presented in model-dependent…

Nuclear Theory · Physics 2025-05-09 Tianyu Wu , Baohua Sun , Huihui Xie , Junyao Xu , Ge Guo

Thermal distribution functions can only be of the Fermi-Dirac or Bose-Einstein types, whereas distorted spectra encompass any possible deviations from these shapes. It is fruitful to devise parametrizations of these distortions with only a…

High Energy Physics - Phenomenology · Physics 2026-03-27 Gabriela Barenboim , Julien Froustey , Cyril Pitrou , Héctor Sanchis

Planck spectrum of black body radiation is usually derived by considering of quantized free electromagnetic field at a finite temperature. The minimum-length deformed quantization affects field theory both at the first and second…

High Energy Physics - Theory · Physics 2011-11-09 Data Mania , Michael Maziashvili

We show that the rate for dark matter-electron scattering in an arbitrary material is determined by an experimentally measurable quantity, the complex dielectric function, for any dark matter interaction that couples to electron density.…

High Energy Physics - Phenomenology · Physics 2022-12-16 Yonit Hochberg , Yonatan Kahn , Noah Kurinsky , Benjamin V. Lehmann , To Chin Yu , Karl K. Berggren
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