Examples of dusty

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However, the surface dispersion properties of the dust-acoustic wave in a dusty plasma containing elongated and rotating dust grains have not been investigated as yet.
Let us now consider a dusty plasma whose constituents are electrons, ions and negatively charged micrometre-sized heavy dust particulates.
Let historians browse into those dusty pages crowded with species descriptions; our trade's tools and goals have moved to quite more serious ground.
A kinetic analysis of the electrostatic dust cyclotron instability in a weakly ionized collisional dusty plasma is presented.
The presence of charged dust particles introduces many interesting features to collective processes and modifies the propagation of waves, instabilities, etc. in a dusty plasma.
The same kind of phenomena can eventually occur in a dusty plasma under the action of a radiation beam.
Three-dimensional self-consistent numerical simulations of the nonlinear dynamics of magnetic reconnection in partially ionized dusty plasmas have yet to be explored.
Most analyses have assumed dusty plasmas to be ideal, and thus have neglected effects due to the finite grain size.
The third distinguishing feature of dusty plasmas is also associated with the large size of the dust grains.
The ideal gas approximation is valid for dilute dusty plasmas having sub-micrometre-sized dust grains.
In self-gravitating dusty plasmas, massive charged dust grains experience both electromagnetic and gravitational forces.
We then considered the effect of ion streaming relative to the dust grain, a common scenario in dusty plasmas.
At present, we do not have any experimental observations of dust voids (holes) in dusty plasmas with variable charge to compare with our theoretical predictions.
However, this may not be a realistic situation in a truly dusty plasma.
The constituent elements of the dusty plasma are electrons, ions and extremely massive, negatively charged dust grains.
The velocity and density gradients are maintained by external sources, such as by the continuous injection of particles in magnetized dusty plasma.
At present, we do not have any experimental observations of lower-hybrid-like solitary waves in dusty plasmas to compare with our theoretical predictions.
Studies of nonlinear structures such as solitons and double layers or shocks in dusty plasmas have also been performed in recent years.
Here the results are used, neglecting the collisions with neutrals, to investigate the streaming instability resulting from a relative plasma-dust drift in a dusty plasma.
We adopt this well-established model [5] to study the effect of ionization on nonlinear ionacoustic waves in a collisional dusty plasma.
As a consequence, modes such as 'filamentary mode' [7] and the 'void mode' [8] are observed in a dusty plasma experiment.
Surprisingly enough, surface waves on these boundaries of a dusty plasma have not been studied in great detail.
In this paper, we discuss surface eigenmodes in a different dusty plasma model.
In a dusty plasma, a third charged species with size ranging from nanometer s to several hundred microns in diameter is present.
Recently, it has been suggested that a dissipative ion-dust two-stream instability may be responsible for dust heating in dusty plasma crystallization experiments [7].
Recent examples include the variation of ion temperature [12], dusty plasmas [13], fusion plasmas [14], electronegative plasmas [15], and flowing plasmas [16].
Collective processes, like low-frequency modes in dusty plasmas, have attracted a great deal of attention during the past decade.
A few tens of thousands may lurk on dusty library shelves.
The city was dotted with numerous dusty building sites.
Such a dusty plasma slab admits solitary wave solutions.
The equations are then linearized, and we find a dispersion relation for the dusty plasma.
Starting from the theory of nonlinear three-wave interactions, we have extended the well-known results for two-component plasmas to the case of dusty plasmas.
The presence of stationary or mobile charged dust grains introduces a number of novel normal modes in dusty plasmas.
We see from (4.14) we see that in a dusty plasma six damping frequencies come into play.
The surface dust-acoustic wave is investigated in a semi-bounded dusty plasma containing elongated and rotating dust grains.
The radially symmetric self-similar expansion of a dusty plasma is investigated in cylindrical and spherical geometries.
The field of industrial medicine was developing, and some dusty and 'dangerous trades ' had received legislative attention.
Although hidden, dark, and dusty, they are still mysteriously present.
The screens must be inspected periodically for accidental punctures and dusty screens must be cleaned regularly to remove dust that reduces ventilation and light.
The bright areas were regarded as dusty deserts by almost all astronomers.
In this work we develop a kinetic theory of dusty magnetized plasmas with variable charges on the dust particles.
Equations (1)-(4) and (6) constitute the complete set of basic equations of the present model for non-ideal dusty plasmas.
We now briefly describe the general method for studying parametric instabilities and discuss its applicability for dusty plasmas.
The history, occurrence and characterization of dusty plasmas in space and laboratory environments are well described and documented in recent publications [1, 2].
Propagation characteristics of dust acoustic solitons are studied in a magnetized dusty plasma consisting of ions, electrons and negatively charged dust grains.
By way of example, consider a dusty self-gravitating plasma consisting of two species of particles with different masses and other characteristics.
Collective processes, such as low-frequency modes in dusty plasma, have received a great deal of attention over the last 15 years.
In the study of dusty plasmas the structure of the electric potential around a single grain is fundamental.
We now extend the radial-motion model to describe the effect of an ion stream past the dust grain, a common scenario in dusty plasmas.
There are no electrons and ions in our two-component dusty plasma system.
In our opinion, the present investigation can be applicable to dusty plasmas of space, astrophysical and laboratory plasmas.
In dusty plasmas, charged dust grains can be assumed immobile as well as mobile depending on the timescale of interest.
Thus, the gravitational effects strongly suppress the phase velocity of the surface dust-acoustic wave in self-gravitation semi-bounded dusty plasmas.
Several dissipation mechanisms such as collisions, ionization, recombination and dust charge variations occur in dusty plasmas [1].
Hence, it is true that a kinetic model [8, 9] would be more appropriate to study the ionization-recombination effectsin dusty plasma.
In this paper, the characteristics of dust-acoustic solitary waves in dusty plasma are studied.
An extensive literature survey cover s all the main aspects of dusty plasma research.
Everywhere on the road were dusty-skinned children on bikes and wagons, going somewhere with their dolls and toys.
The next morning, she gets up very early, and finds the house dusty, full of cobwebs and badly arranged.
The parametric excitation of large-scale convective cells in non-uniform dusty plasmas with non-zero ion temperature is considered.
However, most of the laboratory dusty magnetoplasmas are partially ionized and the effect of dust-neutral collisions cannot be ignored.
The effects of density and temperature on a surface electron-acoustic plasma wave are investigated in a semi-bounded dusty plasma of two-temperature electrons.
In our paper we discuss the results of the first three-dimensional multi-fluid simulations of magnetic reconnection in a dusty plasma.
We have shown that for reasonable assumptions regarding the proto-planetary nebula, magnetic reconnection in a dusty plasma can result in localized heating of dust particles.
We present the results of three-dimensional self-consistent multi-fluid simulations of magnetic reconnection in a dusty plasma.
Wave-propagation phenomena in strongly coupled non-ideal dusty plasmas is a topic that has not yet been studied extensively in the literature.
Such parameter regimes are within the scope of present-day laboratory experiments on dusty plasmas.
Therefore, in the present paper, we study dust acoustic solitons in a magnetized dusty plasma consisting of finitetemperature dust grains, ions and electrons.
Their analysis is for an unmagnetized dusty plasma.
There has been growing interest in the study of electrostatic and electromagnetic waves in dusty plasmas.
A useful discussion of the electrodynamics of a dusty plasma containing nonspherical dust particles finalizes the large coverage of collective phenomena.
The final part of the book focuses on peculiarities of strongly coupled dusty plasmas, such as the formation of dust crystals and associated attractive forces.
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