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We use a recently developed high-resolution coherent probe spectroscopy method to investigate the dispersion of collective excitations of a polaritonic quantum fluid. We measure the dispersion relation with high energy and wavenumber…

The small amplitude ion-acoustic solitary waves in the magneto-rotating plasma consisting of cold fluid ions, hot positrons, and the two-temperature electrons (cold and hot electrons) are investigated when the electrons obey a modified…

Plasma Physics · Physics 2022-12-08 Hong Wang , Jiulin Du , Ran Guo

The Kadomtsev-Petviashvili (KP) nonlinear wave equation is the three dimensional generalization of the Korteveg-de Vries (KdV) equation. We show how to obtain the cylindrical KP (cKP) and cartesian KP in relativistic fluid dynamics. The…

Mathematical Physics · Physics 2013-05-07 D. A. Fogaça , F. S. Navarra , L. G. Ferreira Filho

Based on the quantum hydrodynamic model, a new relationship between the electrostatic-potential and the electron-density in the ultra-dense plasma is derived. Propagation of arbitrary amplitude nonlinear ion waves is, then, investigated in…

Earth and Planetary Astrophysics · Physics 2010-12-21 M. Akbari-Moghanjoughi

After approximate replacing of Maxwellian distribution exponent with the rational polynomial fraction we have obtained precise analytical expression for and calculated the principal value of logarithmically divergent integral in the…

Plasma Physics · Physics 2007-09-17 V. N. Soshnikov

Electrostatic waves in a collision-free unmagnetized plasma of electrons with fixed ions are investigated for electron equilibrium velocity distribution functions that deviate slightly from Maxwellian. Of interest are undamped waves that…

Plasma Physics · Physics 2015-06-05 F. Valentini , D. Perrone , F. Califano , F. Pegoraro , P. Veltri , P. J. Morrison , T. M. O'Neil

Strong particle-plasmon interaction in electronic systems can lead to composite \emph{hole-plasmon} excitations. We investigate the emergence of similar composite quasiparticles in ultracold dipolar Fermi liquids originating from the…

Quantum Gases · Physics 2018-12-27 Iran Seydi , Saeed H. Abedinpour , Reza Asgari , B. Tanatar

The analysis of nonlinear interaction of transversal electromagnetic field with degenerate collisionless classical and quantum plasmas is carried out. Formulas for calculation electric current in degenerate collisionless classical and…

Plasma Physics · Physics 2015-04-08 A. V. Latyshev , A. A. Yushkanov

Plasma is a medium filled with free electrons and positive ions. Each particle acts as a conducting fluid with a single velocity and temperature when electromagnetic fields are present. This distinction between the roles played by electrons…

Plasma Physics · Physics 2024-10-01 Emily Kelting , J. Douglas Wright

A standard nonlinear Schr\"{o}dinger equation has been established by using the reductive perturbation method to investigate the propagation of electrostatic dust-acoustic waves, and their modulational instability as well as the formation…

Plasma Physics · Physics 2020-08-25 R. K. Shikha , N. A. Chowdhury , A. Mannan , A. A. Mamun

An experimental investigation of the propagation characteristics of shock waves in an inhomogeneous dusty plasma is carried out in the Dusty Plasma Experimental (DPEx) device. A homogeneous dusty plasma, made up of poly-dispersive kaolin…

Plasma Physics · Physics 2020-08-26 Garima Arora , P. Bandyopadhyay , M. G. Hariprasad , A. Sen

The analysis of nonlinear interaction of transversal electromagnetic field with Maxwellian collisionless classical and quntum plasmas is carried out. Formulas for calculation electric current in Maxwellian collisionless classical and quntum…

Plasma Physics · Physics 2015-03-17 A. V. Latyshev , A. A. Yushkanov

Plasmons of quark-gluon plasma - gluon collective modes - are systematically studied. The plasma is, in general, non-equilibrium but homogeneous. We consider anisotropic momentum distributions of plasma constituents which are obtained from…

High Energy Physics - Phenomenology · Physics 2014-10-16 Margaret E. Carrington , Katarzyna Deja , Stanislaw Mrowczynski

An interaction of electromagnetic S-wave with thin flat metallic film is numerically studied for the quantum degenerate electron plasma. One considers the reflectance, transmittance and absorptance power coefficients. A contribution of…

Plasma Physics · Physics 2017-09-08 A. A. Yushkanov , N. V. Zverev

We present for the first time the nonlinear dynamics of quantum electrodynamic (QED) photon splitting in a strongly magnetized electron-positron (pair) plasma. By using a QED corrected Maxwell equation, we derive a set of equations that…

Astrophysics · Physics 2008-11-26 G. Brodin , M. Marklund , B. Eliasson , P. K. Shukla

We investigate the propagation of nonlinear energy density waves in a nonextensive quark-gluon plasma under the influence of a magnetic field using the reductive perturbation technique. For a nonextensive MIT bag equation of state, we…

High Energy Physics - Phenomenology · Physics 2024-03-19 Trambak Bhattacharyya , Md Hasanujjaman

It is pointed out that electrostatic and electromagnetic waves propagating in perpendicular direction to the density gradient $\nabla n_0=\hat{x} |\frac{dn_0}{dx}|$ and external magnetic field $\vec{B}_0=B_0 \hat{z}$ in hybrid frequency…

Plasma Physics · Physics 2024-12-18 Hamid Saleem , Usman Saeed

The dynamics of electron-plasma waves are described at arbitrary collisionality by considering the full Coulomb collision operator. The description is based on a Hermite-Laguerre decomposition of the velocity dependence of the electron…

Plasma Physics · Physics 2019-04-24 R. Jorge , P. Ricci , S. Brunner , S. Gamba , V. Konovets , N. F. Loureiro , L. M. Perrone , N. Teixeira

Collective charge-density modes (plasmons) of the clean two-dimensional unpolarized electron gas are stable, for momentum conservation prevents them from decaying into single-particle excitations. Collective spin-density modes (spin…

Mesoscale and Nanoscale Physics · Physics 2014-10-13 Amit Agarwal , Marco Polini , Giovanni Vignale , Michael E. Flatte

Excited conduction electrons, conduction holes, and valence holes in monolayer electron-doped graphene exhibit unusual Coulomb decay rates. The deexcitation processes are studied using the screened exchange energy. They might utilize the…

Mesoscale and Nanoscale Physics · Physics 2019-02-26 Chih-Wei Chiu , Chiun-Yan Lin , Rong-Bin Chen
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