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Related papers: Two-dimensional complex (dusty) plasma with active…

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A versatile linear dusty (complex) plasma device is designed to study the transport and dynamical behavior of dust particles in a large volume. Diffused inductively coupled plasma is generated in the background of argon gas. A novel…

Plasma Physics · Physics 2016-05-25 Mangilal Choudhary , S. Mukherjee , P. Bandyopadhyay

While active systems possess notable potential to form the foundation of new classes of autonomous materials, designing systems that can extract functional work from active surroundings has proven challenging. In this work, we extend these…

Soft Condensed Matter · Physics 2024-04-12 Benjamin Loewe , Tyler N. Shendruk

Complex plasmas consist of microparticles embedded in a low-temperature plasma and allow investigating various effects by tracing the motion of these microparticles. Dust density waves appear in complex plasmas as self-excited acoustic…

Plasma Physics · Physics 2022-02-23 P. Bajaj , S. Khrapak , V. Yaroshenko , M. Schwabe

In a laboratory, a two-dimensional complex (dusty) plasma consists of a low-density ionized gas containing a confined suspension of Yukawa-coupled plastic microspheres. For an initial crystal-like form, we report ideal gas behavior in this…

Plasma Physics · Physics 2013-07-03 Neil P. Oxtoby , Elias J. Griffith , Céline Durniak , Jason F. Ralph , Dmitry Samsonov

We investigate the depinning dynamics of two-dimensional dusty plasmas (2DDP) driven over one-dimensional periodic substrates (1DPS) using Langevin dynamical simulations. We find that, for a specific range of substrate strengths, as the…

Plasma Physics · Physics 2019-09-25 W. Li , K. Wang , C. Reichhardt , C. J. O. Reichhardt , M. S. Murillo , Y. Feng

Using numerical simulations, we examine the structure and diffusion of a two-dimensional dusty plasma (2DDP) in the presence of a one-dimensional periodic substrate (1DPS) as a function of increasing substrate strength. Both the pair…

Plasma Physics · Physics 2018-12-19 Kang Wang , Wei Li , Dong Huang , C. Reichhardt , C. J. O. Reichhardt , M. S. Murillo , Yan Feng

Brownian transport of self-propelled overdamped microswimmers (like Janus particles) in a two-dimensional periodically compartmentalized channel is numerically investigated for different compartment geometries, boundary collisional…

Biological Physics · Physics 2013-07-02 Pulak Kumar Ghosh , Vyacheslav R. Misko , Fabio Marchesoni , Franco Nori

In this article, we study the phenomenology of a two dimensional dilute suspension of active amphiphilic Janus particles. We analyze how the morphology of the aggregates emerging from their self-assembly depends on the strength and the…

Soft Condensed Matter · Physics 2021-03-03 S. A. Mallory , F. Alarcon , A. Cacciuto , C. Valeriani

The superlubric-pinned transition in the depinning dynamics of a two-dimensional (2D) solid dusty plasma modulated by 2D triangular periodic substrates is investigated using Langevin dynamical simulations. When the lattice structure of the…

Plasma Physics · Physics 2024-04-23 Y. Huang , C. Reichhardt , C. J. O. Reichhardt , Yan Feng

Complex (dusty) plasmas allow experimental studies of various physical processes occurring in classical liquids and solids by directly observing individual microparticles. A major problem is that the interaction between microparticles is…

Plasma Physics · Physics 2016-03-30 Roman Kompaneets , Gregor E. Morfill , Alexei V. Ivlev

Phase separation in binary mixtures in the presence of Janus particles has been studied in terms of a Cahn-Hilliard model coupled to the Langevin equations describing the particle dynamics. We demonstrate that the phase separation process…

Soft Condensed Matter · Physics 2015-06-17 Alexei Krekhov , Vanessa Weith , Walter Zimmermann

We address an experimental observation of shear flow of micron sized dust particles in a strongly coupled complex plasma in presence of a homogeneous magnetic field. Two concentric Aluminum rings of different size are placed on the lower…

Plasma Physics · Physics 2016-04-19 P. Bandyopadhyay , U. Konopka , K. Jiang , G. Morfill

We investigate the spontaneous motion of an elliptical Janus particle, driven by Marangoni forces, on a water surface to understand how particle shape and size influence its dynamics. The Janus particle is one-half infused with a substance…

Soft Condensed Matter · Physics 2025-12-24 Pabitra Masanta , Ratan Sarkar , Punit Parmananda , Raghunath Chelakkot

The formation of self-consistent dust crystal and its melting is a well known phenomenon in rf generated plasma but remains challenging in DC glow discharge plasma. Here, we report the melting of a two dimensional dusty plasma crystal,…

Plasma Physics · Physics 2020-05-01 S. Jaiswal , Ed Thomas

The results of experimental investigations of the movement velocity of a macroparticle in the dusty structures of various physicalchemical compositions formed in a stratified column of a dc glow discharge, are presented. The macroparticle…

Plasma Physics · Physics 2012-01-19 A. D. Khakhaev , A. A. Piskunov , S. F. Podryadchikov

We report complex plasma experiments, assisted by numerical simulations, providing an alternative qualitative link between the macroscopic response of polycrystalline solid matter to small shearing forces and the possible underlying…

We report the experimental observation of dynamical behavior of flowing complex plasma past a spherical obstacle. The experiment has been carried out in a $\Pi$-shaped DC glow discharge experimental device using kaolin particles as the dust…

Plasma Physics · Physics 2018-10-02 S. Jaiswal , M. Schwabe , A. Sen , P. Bandyopadhyay

Dust particles immersed within a plasma environment, such as those found in planetary rings or cometary environments, will acquire an electric charge. If the ratio of interparticle potential energy to average kinetic energy is high enough…

Plasma Physics · Physics 2009-11-10 C. M. Boesse , M. K. Henry , T. W. Hyde , L. S. Matthews

Active particles affect their environment as much as the environment affects their active motion. Here, we present an experimental system where both can be simultaneously adjusted in situ using an external AC electric field. The environment…

An example of the non-equilibrium phase transition is the formation of lanes when one kind of particles is driven against the other. According to experimental observation, lane formation in binary complex plasmas occurs when the smaller…

Plasma Physics · Physics 2018-09-21 D. I. Zhukhovitskii