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Coagulation growth kinetics of nanoparticles in plasma is affected by inter-particle electrostatic forces due to charging phenomenon. In stationary plasmas, unipolar charging of particles results in retardation of particles growth and may…

等离子体物理 · 物理学 2019-06-26 V. Vekselman , M. N. Shneider , Y. Raitses

Physical mechanisms of the interaction of cold plasmas with organic surfaces are discussed. Trapping of plasma ions by the CH2 groups of polymer surfaces resulting in their electrical charging is treated. Polyethylene surfaces were exposed…

等离子体物理 · 物理学 2015-03-10 Edward Bormashenko , Gene Whyman , Victor Multanen , Evgeny Shulzinger , Gilad Chaniel

The propulsion type plasma in oblique external magnetic field is studied in 2D3V PIC MCC simulations. A periodical structure with maxima of electron and ion densities appears with an increase of an obliqueness of magnetic field. These…

等离子体物理 · 物理学 2017-12-06 Irina Schweigert , Michael Keidar

We study the transport properties of a system of active particles moving at constant speed in an heterogeneous two-dimensional space. The spatial heterogeneity is modeled by a random distribution of obstacles, which the active particles…

生物物理 · 物理学 2013-10-23 Oleksandr Chepizhko , Fernando Peruani

Colloidal particles in a liquid crystal (LC) behave very differently from their counterparts in isotropic fluids. Elastic nature of the orientational order and surface anchoring of the director cause long-range anisotropic interactions and…

软凝聚态物质 · 物理学 2015-07-22 Oleg D. Lavrentovich

Liquid crystals are phases of matter intermediate between crystals and liquids. Whereas classical liquid crystals have been known for a long time and are used in electro-optical displays, much less is known about their quantum counterparts.…

量子气体 · 物理学 2016-01-12 Zhigang Wu , Jens K. Block , Georg M. Bruun

Slow dynamics in an amorphous quasi-two-dimensional complex plasma, comprised of microparticles of two different sizes, was studied experimentally. The motion of individual particles was observed using video microscopy, and the self-part of…

等离子体物理 · 物理学 2020-04-15 Cheng-Ran Du , Vladimir Nosenko , Hubertus M. Thomas , Yi-Fei Lin , Gregor E. Morfill , Alexei V. Ivlev

The evolution of the filamentation instability produced by two counter-streaming pair plasmas is studied with particle-in-cell (PIC) simulations in both one (1D) and two (2D) spatial dimensions. Radiation friction effects on particles are…

等离子体物理 · 物理学 2015-09-16 M. D'Angelo , L. Fedeli , A. Sgattoni , F. Pegoraro , A. Macchi

In this work we consider bubbles that can form spontaneously when a two-dimensional (2D) crystal is transferred to a substrate with gases or liquids trapped at the crystal-substrate interface. The underlying mechanics may be described by a…

软凝聚态物质 · 物理学 2022-07-06 Zhaohe Dai , Yifan Rao , Nanshu Lu

Supersolidity -- a quantum-mechanical phenomenon characterized by the presence of both superfluidity and crystalline order -- was initially envisioned in the context of bulk solid helium, as a possible answer to the question of whether a…

A supersonic flow of magnetized plasma is produced by the application of a 1 MA-peak, 500 ns current pulse to a cylindrical arrangement of parallel wires, known as an inverse wire array. The plasma flow is produced by the JxB acceleration…

Experiments with interacting high-velocity flows of laser plasma can help answer the fundamental questions in plasma physics and improve the understanding of the mechanisms behind astrophysical phenomena, such as formation of collisionless…

Van der Waals assembly of two-dimensional (2D) crystals continue attract intense interest due to the prospect of designing novel materials with on-demand properties. One of the unique features of this technology is the possibility of…

The expansion of a dense plasma through a more rarefied ionised medium is a phenomenon of interest in various physics environments ranging from astrophysics to high energy density laser- matter laboratory experiments. Here this situation is…

等离子体物理 · 物理学 2015-05-19 G. Sarri , I. Kourakis , M. E. Dieckmann , M. Borghesi

The formation of novel dynamical states for a collection of dust particles in two dimensions has been shown with the help of Molecular Dynamics (MD) simulation. The charged dust particles interact with each other with Yukawa pair potential…

等离子体物理 · 物理学 2020-09-02 Srimanta Maity , Priya Deshwal , Mamta Yadav , Amita Das

A charge bunch moving in a plasma can excite a variety of linear and nonlinear waves in the form of trailing wakes, fore-wake shocks and precursor solitons. These structures can further interact with the background plasma to create…

等离子体物理 · 物理学 2023-03-08 Vikram Dharodi , Atul Kumar , Abhijit Sen

We numerically study two-dimensional athermal chiral active particles at high densities. The particles in this system perform the circular motion with frequency $\Omega$. We show that the system crystallizes at high densities even in two…

软凝聚态物质 · 物理学 2025-03-04 Yuta Kuroda , Takeshi Kawasaki , Kunimasa Miyazaki

In magnetized plasmas gravitational and electromagnetic waves may interact coherently and exchange energy between themselves and with plasma flows. We derive the wave interaction equations for these processes in the case of waves…

广义相对论与量子宇宙学 · 物理学 2009-11-10 Martin Servin , Gert Brodin

The formation and melting of a mono-layered charged dust particle crystal in a DC glow discharge Argon plasma is studied. The nature of the melting/formation process is established as a first order phase transition from the nature of the…

等离子体物理 · 物理学 2020-05-06 M. G. Hariprasad , P. Bandyopadhyay , Garima Arora , A. Sen

By combining the linear theory and numerical simulations, we study the response of a radially bounded axisymmetric plasma to relativistic charged particle beams in a wide range of plasma densities. We present analytical expressions for the…

等离子体物理 · 物理学 2018-07-04 A. A. Gorn , P. V. Tuev , A. V. Petrenko , A. P. Sosedkin , K. V. Lotov