English
Related papers

Related papers: Anisotropic confinement effects in a two-dimension…

200 papers

We show that temperature anisotropies induced at a shock can account for interplanetary and planetary bow shock observations. Shocked plasma with enhanced plasma beta is preferentially unstable to the mirror mode instability downstream of a…

Astrophysics · Physics 2010-11-11 Y. Liu , J. D. Richardson , J. W. Belcher , J. C. Kasper

Small quasi-two-dimensional (2D) dust clusters consisting of three to eleven particles are formed in an argon plasma under varying rf power. Their normal modes are investigated through their mode spectra obtained from tracking thermal…

Plasma Physics · Physics 2015-06-22 Ke Qiao , Jie Kong , Jorge Carmona , Lorin S. Matthews , Truell W. Hyde

The filamentary nature of accretion streams found around embedded sources suggest that protostellar disks experience heterogenous infall from the star-forming environment, consistent with the accretion behavior onto star-forming cores in…

Earth and Planetary Astrophysics · Physics 2022-04-06 Aleksandra Kuznetsova , Jaehan Bae , Lee Hartmann , Mordecai-Mark Mac Low

The possibility of magnetic-order induced phonon anisotropy in single crystals of MnO and NiO is investigated using inelastic neutron scattering. Below Tn both compounds exhibit a splitting in their transverse optical phonon spectra of…

Strongly Correlated Electrons · Physics 2009-11-10 E. M. L. Chung , D. McK. Paul , G. Balakrishnan , M. R. Lees , A. Ivanov , M. Yethiraj

We study two-dimensional (2D) droplets of noninteracting electrons in a strong magnetic field, placed in a confining potential with arbitrary shape. Using semiclassical methods adapted to the lowest Landau level, we obtain near-Gaussian…

Mesoscale and Nanoscale Physics · Physics 2024-05-06 Blagoje Oblak , Bastien Lapierre , Per Moosavi , Jean-Marie Stéphan , Benoit Estienne

Complex plasmas are interesting systems as the charged dust can self-assemble into different types of ordered structures. To understand the mechanisms which govern the transitions from one type of structure to another, it is necessary to…

In low-density plasma environments, such as the intracluster medium (ICM), the Larmour frequency is much larger than the ion-ion collision frequency. In such a case, the thermal pressure becomes anisotropic with respect to the magnetic…

Cosmology and Nongalactic Astrophysics · Physics 2015-06-11 M. S. Nakwacki , E. M. de Gouveia Dal Pino , G. Kowal , R. Santos-Lima

A rigorous analytical study of the dispersion relations of weakly amplified transverse fluctuations with wave vectors ($\vec{k}\parallel \vec{B}$) parallel to the uniform background magnetic field $\vec{B}$ in an anisotropic bi-Maxwellian…

Astrophysics of Galaxies · Physics 2015-05-18 R. Schlickeiser , T. Skoda

It is shown that the wake-mediated interactions between microparticles in a two-dimensional plasma crystal affect the shape of the monolayer, making it non-flat. The equilibrium shape is calculated for various distributions of the particle…

Plasma Physics · Physics 2015-06-19 T. B. Röcker , A. V. Ivlev , S. K. Zhdanov , L. Couëdel , G. E. Morfill

In a two-dimensional electron gas as realized by a semiconductor quantum well, the presence of spin-orbit coupling of both the Rashba and Dresselhaus type leads to anisotropic dispersion relations and Fermi contours. We study the effect of…

Condensed Matter · Physics 2009-11-10 John Schliemann , Daniel Loss

Oscillation of particles in a dust crystal formed in a low-pressure radio-frequency gas discharge under microgravity conditions is studied. Analysis of experimental data obtained in our previous study shows that the oscillations are highly…

Plasma Physics · Physics 2017-11-27 D. I. Zhukhovitskii , V. N. Naumkin , A. I. Khusnulgatin , V. I. Molotkov , A. M. Lipaev

The existence of large-amplitude electron-acoustic solitary structures is investigated in an unmagnetized and collisionless two-temperature dusty plasma penetrated by an electron beam. A nonlinear pseudopotential technique is used to…

High Energy Astrophysical Phenomena · Physics 2011-12-05 Ashkbiz Danehkar , Nareshpal Singh Saini , Manfred A. Hellberg , Ioannis Kourakis

The dispersion properties of low frequency dust acoustic waves in the strong coupling regime are investigated experimentally in an argon plasma embedded with a mixture of kaolin and $MnO_2$ dust particles. The neutral pressure is varied…

Plasma Physics · Physics 2016-04-18 P. Bandyopadhyay , G. Prasad , A. Sen , P. K. Kaw

Low-collisionality plasma in a magnetic field generically develops anisotropy in its distribution function with respect to the magnetic field direction. Motivated by the application to radiation from accretion flows and jets, we explore the…

High Energy Astrophysical Phenomena · Physics 2023-09-20 Alisa Galishnikova , Alexander Philippov , Eliot Quataert

We compare the two-dimensional (2D) plasmon dispersion relations for monolayer graphene when the sample is doped with carriers in the conduction band and the temperature $T$ is zero with the case when the temperature is finite and there is…

Mesoscale and Nanoscale Physics · Physics 2017-07-26 Godfrey Gumbs , Antonios Balassis , V. M. Silkin

The theory of anomalous Hall effect for the heat transfer in a paramagnetic dielectric, discovered experimentally in [1], is developed. The appearance of the phonon heat flux normal to both the temperature gradient and the magnetic field is…

Other Condensed Matter · Physics 2009-11-13 Yu. Kagan , L. A. Maksimov

In this article, we explore the anisotropic electron energy loss spectrum (EELS) in monolayer phosphorene based on ab-initio time dependent density functional theory calculations. Similar to black phosphorous, the EELS of undoped monolayer…

Mesoscale and Nanoscale Physics · Physics 2017-07-26 Barun Ghosh , Piyush Kumar , Anmol Thakur , Yogesh Singh Chauhan , Somnath Bhowmick , Amit Agarwal

There are growing efforts in constructing topological edge states in classical wave system. However, most of the work study the existence, creation and properties of the edge states, and the demonstration of application is highly desirable.…

Applied Physics · Physics 2017-06-23 Ze-Guo Chen , Jiajun Zhao , Jun Mei , Ying Wu

Inelastic light (Raman) scattering has been used to study electronic excitations and phonon anomalies in detwinned, slightly overdoped YBa$_2$Cu$_3$O$_{6.95}$ and moderately overdoped Y$_{0.85}$Ca$_{0.15}$Ba$_2$Cu$_3$O$_{6.95}$ single…

Superconductivity · Physics 2015-05-13 M. Bakr , A. P. Schnyder , L. Klam , D. Manske , C. T. Lin , B. Keimer , M. Cardona , C. Ulrich

We theoretically investigate dispersion of plasma waves propagating in a lateral plasmonic crystal based on a two-dimensional electron system with grating gates. Two specific configurations are analyzed: a system with single grating gate…

Mesoscale and Nanoscale Physics · Physics 2026-01-27 I. V. Gorbenko , P. A. Gusikhin , V. Yu. Kachorovskii , V. M. Muravev
‹ Prev 1 8 9 10 Next ›