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The excitation and evolution of Korteweg-de Vries (KdV) solitons in a dusty plasma medium are studied using Molecular Dynamics (MD) simulations. The dusty plasma medium is modelled as a collection of dust particles interacting through…

Plasma Physics · Physics 2018-04-18 Sandeep Kumar , Sanat Kumar Tiwari , Amita Das

A combined theoretical and experimental analysis of the normal modes of three-dimensional spherially confined Yukawa clusters is presented. Particular attention is paid to the breathing mode and the existence of multiple monopole…

Plasma Physics · Physics 2015-05-13 C. Henning , H. Kählert , P. Ludwig , A. Melzer , M. Bonitz

A simple minimally perturbative method is introduced which provides the ability to experimentally measure both the radial confining potential and the interaction potential between two individual dust particles, levitated in the sheath of a…

Plasma Physics · Physics 2015-05-19 Zhuanhao Zhang , Ke Qiao , Jie Kong , Lorin Matthews , Truell Hyde

A theoretical model is presented to study characteristics of dust acoustic shock in a viscous, magnetized and rotating dusty plasma at both fast and slow time scales. By employing reductive perturbation technique the nonlinear…

Plasma Physics · Physics 2020-02-28 Zahida Ehsan , M. M. Abbasi , Samiran Ghosh , Majid Khan , Muddasir Ali

The existence of low frequency waveguide modes of ion acoustic waves is demonstrated in magnetized plasmas for electron temperature striated along the magnetic field lines. At higher frequencies, in a band between the ion cyclotron and the…

Plasma Physics · Physics 2010-04-28 P. Guio , H. L. Pecseli

Though the mediums for visualization are limited, the potential dimensions of a dataset are not. In many areas of scientific study, understanding the correlations between those dimensions and their uncertainties is pivotal to mining useful…

Astrophysics · Physics 2009-02-25 Steve Haroz , Kwan-Liu Ma , Katrin Heitmann

Acousto-optic interaction in optomechanical crystals allows unidirectional control of elastic waves over optical waves. However, as a result of this nonlinear interaction, infinitely many optical modes are born. This article presents an…

Mesoscale and Nanoscale Physics · Physics 2016-09-05 Sina Khorasani

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

An instability of a liquid droplet traversed by an energetic ion is explored. This instability is brought about by the predicted shock wave induced by the ion. An observation of multifragmentation of small droplets traversed by ions with…

Medical Physics · Physics 2017-12-06 Eugene Surdutovich , Alexey Verkhovtsev , Andrey V. Solov'yov

Vibrational spectra and normal modes of mechanically stable particle packings in three dimensions are analyzed over a range of compressions, from near the jamming transition, where the packings lose their rigidity, to far above it. At high…

Statistical Mechanics · Physics 2011-08-02 Leonardo E. Silbert , Andrea J. Liu , Sidney R. Nagel

Besides the relation between the wave vector $\bm k$ and the complex frequency $\omega$, wave polarization is useful for characterizing the properties of a plasma wave. The polarization of the electromagnetic fields, $\delta \bm E$ and…

Plasma Physics · Physics 2021-03-31 Hua-sheng Xie , Richard Denton , Jin-song Zhao , Wen Liu

The occurrence of the modulational instability (MI) in transverse dust lattice waves propagating in a one-dimensional dusty plasma crystal is investigated. The amplitude modulation mechanism, which is related to the intrinsic nonlinearity…

Soft Condensed Matter · Physics 2009-11-10 I. Kourakis , P. K. Shukla

It is shown, that at weakly nonlinear interaction of waves are possible as modes with chaotic dynamics, and with increasing degree of coherence. Conditions are found at which they arise. One of the types of such interaction is decays. The…

Chaotic Dynamics · Physics 2012-10-26 Vyacheslav Buts , Igor Kovalchuk , Dmytro Tarasov , Alexander Tolstoluzhsky

A model is presented to explain the normal mode features of dust particles in a planar zigzag crystal chain for the first and second neighbors. The degrees of freedom of particles are the longitudinal and transverse displacements in plane…

Plasma Physics · Physics 2020-01-28 A. Abdikian , Zahida Ehsan

A generalized hydrodynamic (GHD) model depicting the behaviour of visco-elastic fluids has often been invoked to explore the behaviour of a strongly coupled dusty plasma medium below their crystallization limit. The model has been…

Plasma Physics · Physics 2015-06-22 Vikram Singh Dharodi , Sanat Kumar Tiwari , Amita Das

Dust particles immersed within a plasma environment, such as those in protostellar clouds, planetary rings or cometary environments, will acquire an electric charge. If the ratio of the inter-particle potential energy to the average kinetic…

Space Physics · Physics 2009-11-10 B. Smith , J. Vasut , T. Hyde , L. Matthews , J. Reay , M. Cook , J. Schmoke

Expression for the probability of induced emission of high-order harmonics is obtained in the region where the multiphoton approximation is applicable to the description of the ionization of an atom. The dependence of this probability on…

Atomic Physics · Physics 2017-09-19 K. V. Ivanyan

A comprehensive analytical theory for nonlinear excitations related to horizontal (longitudinal, acoustic mode) as well as vertical (transverse, optical mode) motion of charged dust grains in a dust crystal is presented. Different types of…

Plasma Physics · Physics 2007-05-23 Ioannis Kourakis , Padma Kant Shukla , Bengt Eliasson

We derive a coupled mode theory for the interaction of an optical cavity with a waveguide that includes waveguide dispersion. The theory can be applied to photonic crystal cavity waveguide structures. We derive an analytical solution to the…

Optics · Physics 2009-11-11 Edo Waks , Jelena Vuckovic

The shock wave instability induced when interacting with a small waviness on an interface was investigated analytically and numerically. The perturbation to the shock was phenomenologically treated assuming this as the consequence of the…

Fluid Dynamics · Physics 2018-08-29 A. Markhotok