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Related papers: Ab initio theory of the Drude plasma frequency

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When \lambda_{T} << d_{T}, where \lambda_{T} is the de Broglie wavelength and d_{T}, the distance of closest approach of thermal electrons, a classical analysis of the energy of a plasma can be made. In all the classical analysis made until…

Astrophysics · Physics 2009-10-31 Merav Opher , Reuven Opher

It is shown that the penetration of an oscillating electric field in a semi-infinite classical plasma obeys the standard exponential attenuation law $e^{-x/\lambda_{e}}$ (besides oscillations), where $x$ is the distance from the wall and…

Plasma Physics · Physics 2020-07-15 M. Apostol

Solving the initial value problem for semiclassical equations that describe two-dimensional electrons with the Dirac spectrum we found that collective excitations of the electrons are composed by a few distinct components of the…

Mesoscale and Nanoscale Physics · Physics 2015-07-28 S. M. Kukhtaruk , V. A. Kochelap

Theoretical description of oscillations of electron liquid in large metallic nanospheres (with radius of few tens nm) is formulated within random-phase-approximation semiclassical scheme. Spectrum of plasmons is determined including both…

Mesoscale and Nanoscale Physics · Physics 2015-05-14 W. Jacak , J. Krasnyj , J. Jacak , R. Gonczarek , A. Chepok , L. Jacak , D. Z. Hu , D. Schaadt

Recent measurements of the anisotropy of the upper critical field Bc2 on MgB2 single crystals have shown a puzzling strong temperature dependence. Here, we present a calculation of the upper critical field based on a detailed modeling of…

Superconductivity · Physics 2009-11-07 T. Dahm , N. Schopohl

In this paper the continuous laser beam interaction with matter is investigated. The velocities of the thermal propagation are calculated. It is shown that for the value of the product, omega x tau>1, omega is the angular frequency of the…

Other Condensed Matter · Physics 2007-05-23 Janina Marciak-Kozlowska , Miroslaw Kozlowski

We predict a mechanism of spontaneous stabilization of a uniaxial density wave in a two-dimensional metal with an isotropic Fermi surface in the presence of external magnetic field. The topological transformation of a closed Fermi surface…

Mesoscale and Nanoscale Physics · Physics 2019-09-05 Anatoly M Kadigrobov , Danko Radić , Aleksa Bjeliš

A strategy is developed for writing the time-dependent Schr\"{o}dinger Equation (TDSE), and more generally the Dyson Series, as a convolution equation using recursive Fourier transforms, thereby decoupling the second-order integral from the…

Quantum Physics · Physics 2024-06-27 Sky Nelson-Isaacs

By means of three dimensional high-resolution hybrid simulations we study the properties of the magnetic field spectral anisotropies near and beyond ion kinetic scales. By using both a Fourier analysis and a local analysis based on…

Solar and Stellar Astrophysics · Physics 2019-04-18 Simone Landi , Luca Franci , Emanuele Papini , Andrea Verdini , Lorenzo Matteini , Petr Hellinger

A model, which is widely used for inertial rang statistics of supersonic turbulence in the context of molecular clouds and star formation, expresses (measurable) relative scaling exponents Z_p of two-point velocity statistics as a function…

Cosmology and Nongalactic Astrophysics · Physics 2016-03-02 Doris Folini , Rolf Walder

We deduce the normal state angle-resolved single-particle self-energy $\Sigma(\theta, \omega)$ and the Eliashberg function (i.e., the product of the fluctuation spectrum and its coupling to fermions) $\alpha^2 F(\theta,\omega)$ for the high…

Superconductivity · Physics 2015-05-14 Jin Mo Bok , Jae Hyun Yun , Han-Yong Choi , Wentao Zhang , X. J. Zhou , Chandra M. Varma

The two-dimensional one-component plasma is an ubiquitous model for several vortex systems. For special values of the coupling constant $\beta q^2$ (where $q$ is the particles charge and $\beta$ the inverse temperature), the model also…

Mathematical Physics · Physics 2016-09-20 Fabio Deelan Cunden , Francesco Mezzadri , Pierpaolo Vivo

The spectral properties, momentum dispersion, and broadening of bulk plasmonic excitations of 26 elemental metals are studied from first principles calculations in the random-phase approximation. Spectral band structures are constructed…

Optics · Physics 2026-03-18 Dario A. Leon , Claudia Cardoso , Kristian Berland

In space plasma, various effects of magnetic reconnection and turbulence cause the electron motion to significantly deviate from their Larmor orbits. Collectively these orbits affect the electron velocity distribution function and lead to…

Plasma Physics · Physics 2018-04-04 H. Che , C. Schiff , G. Le , J. Dorelli , B. Giles , T. Moore

We study the environmental dependence of ultralight scalar dark matter (DM) with linear interactions to the standard model particles. The solution to the DM field turns out to be a sum of the cosmic harmonic oscillation term and the local…

Atomic Physics · Physics 2022-05-03 Wei Zhao , Dongfeng Gao , Jin Wang , Mingsheng Zhan

We calculate the drag force experienced by an infinitely massive quark propagating at constant velocity through an anisotropic, strongly coupled N=4 plasma by means of its gravity dual. We find that the gluon cloud trailing behind the quark…

High Energy Physics - Theory · Physics 2012-11-14 Mariano Chernicoff , Daniel Fernandez , David Mateos , Diego Trancanelli

The dispersion equation of MGD plasma waves measured in a reference frame with a relative speed from that where they are generated is derived. The analysis leads further from what is known for waves produced in stationary plasmas in the…

Space Physics · Physics 2014-11-13 H. Pérez-de-Tejada , Eric Gómez-Gómez

Time-resolved optical emission spectroscopic measurements of a plasma generated by irradiating a Cr target using 60 picosecond (ps) and 300 ps laser pulses is carried out to investigate the variation in the linewidth ($\delta\lambda$) of…

Plasma Physics · Physics 2018-07-04 Kavya H. Rao , N. Smijesh , N. Klemke , R. Philip , I. V. Litvinyuk , R. T. Sang

From statistical mechanics the trace of the thermal average of any energy-momentum tensor is $\langle T^{\mu}_{\;\;\mu}\rangle =T\partial P/\partial T-4P$. The renormalization group formula $\langle T^{\mu}_{\;\;\mu}\rangle…

High Energy Physics - Theory · Physics 2022-11-30 H. Arthur Weldon

Diffusion of electrons in a two-dimensional system with time-dependent random potentials is investigated numerically. The correction to the conductivity due to inelastic scatterings by oscillating potentials is shown to be a universal…

Disordered Systems and Neural Networks · Physics 2016-08-31 Takeshi Nakanishi , Tomi Ohtsuki , Tohru Kawarabayashi
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