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Related papers: Using Dust as Probes to Determine Sheath Extent an…

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The objective of this paper is to understand the variance of the far-infrared (FIR) spectral energy distribution (SED) of the DustPedia galaxies, and its link with the stellar and dust properties. An interesting aspect of the dust emission…

We study the slowing down of particle beams passing through the dusty plasma with power-law kappa-distributions. Three plasma components, electrons, ions and dust particles, can have different kappa-parameter. We derive the deceleration…

Plasma Physics · Physics 2019-02-22 Jiulin Du , Ran Guo , Zhipeng Liu , Songtao Du

The most attractive feature of dusty plasmas is the possibility to create strong correlations at room temperatures. At the same time, these plasmas allow for a precise diagnostics with single-particle resolution. From such measurements, the…

Using a Sagdeev pseudopotential approach where the nonlinear structures are stationary in a comoving frame, the arbitrary or large amplitude dust-acoustic solitary waves and double layers have been studied in dusty plasmas containing warm…

Plasma Physics · Physics 2023-08-01 N. Alam , A. Mannan , A. A. Mamun

The probe intended for the characterization of cold plasma is introduced. The probe allows estimation of the Debye length of the cold plasma. The probe is based on the pronounced modification of surface properties (wettability) of polymer…

Plasma Physics · Physics 2019-02-20 Edward Bormashenko , Gilad Chaniel , Victor Multanen

When modeling the density and grain size distribution in debris disks, the minimum particle size is often significantly larger than the corresponding blowout size. While the dust particles are usually modeled as compact, homogenous spheres,…

Solar and Stellar Astrophysics · Physics 2013-02-22 Florian Kirchschlager , Sebastian Wolf

We employ the approximation of overlapped scattering potentials of charged dust particles exposed to streaming ions to deduce the "equation of state" for a stationary dust cloud in the radio frequency discharge apart from the void dust…

Plasma Physics · Physics 2015-06-16 D. I. Zhukhovitskii , V. I. Molotkov , V. E. Fortov

We present a model of cometary dust capable of simulating the dynamics within the first few tens of km of the comet surface. Recent measurements by the GIADA and COSIMA instruments on Rosetta show that the nucleus emits fluffy dust…

Earth and Planetary Astrophysics · Physics 2016-08-03 Yuri Skorov , Volodymyr Reshetnyk , Pedro Lacerda , Paul Hartogh , Juergen Blum

The impacts of dust density inhomogeneity and dust size distribution (DSD) on linear dust acoustic (DA) wave propagation have been investigated theoretically in an inhomogeneous unmagnetized dusty plasma having powerlaw DSD. Two different…

Plasma Physics · Physics 2020-03-05 Gadadhar Banerjee , Sarit Maitra , Chitrita Dasgupta

The objective of this paper is to apply the recent achievements in understanding of the non-MHD effects in plasma (acquired both in laboratory experiments, as well as in theory), to the interstellar phenomena. Applied to the space plasma,…

Astrophysics · Physics 2007-05-23 L. I. Rudakov , A. V. Gretchikha , C. S. Liu , G. M. Milikh

This paper presents the calculation of elastic properties of three-dimensional Yukawa or dust crystals using molecular dynamics (MD) simulations. The elastic properties are computed by deforming (compressing/expanding) the dust crystals…

Plasma Physics · Physics 2025-04-09 Sandeep Kumar

The PlasmaKristall-4 experiment on the International Space Station allows for the study of the 3-dimensional interaction between plasma and dust particles. Previous simulations of the PK-4 environment have discovered fast moving ionization…

The procedure of comprehensive analysis of instability of current sheathes in a wide range of frequencies and wave lengths in the electrically neutral approximation has been developed. This comprehensive analysis of instability is based on…

Plasma Physics · Physics 2010-09-17 V. V. Lyahov , V. M. Neshchadim

The characterization of the spectral energy distribution (SED) of dust emission has become a critical issue in the quest for primordial B-modes. The dust SED is often approximated by a modified black body (MBB) emission law but the extent…

Cosmology and Nongalactic Astrophysics · Physics 2021-03-12 Anna Mangilli , Jonathan Aumont , Aditya Rotti , François Boulanger , Jens Chluba , Tuhin Ghosh , Ludovic Montier

We propose a theoretical ground for emissive capacitively coupled radio-frequency plasma sheath under low pressure. The rf sheath is assumed to be collisionless, and oscillates with external source. A known sinusoidal voltage instead of…

Plasma Physics · Physics 2020-11-25 Guang-Yu Sun , Han-Wei Li , An-Bang Sun , Yuan Li , Bai-Peng Song , Hai-Bao Mu , Xiao-Ran Li , Guan-Jun Zhang

Single flux density measurements at observed-frame sub-millimeter and millimeter wavelengths are commonly used to probe dust and gas masses in galaxies. In this Letter, we explore the robustness of this method to infer dust mass, focusing…

Astrophysics of Galaxies · Physics 2022-11-16 R. K. Cochrane , C. C. Hayward , D. Anglés-Alcázar

Context. Determining properties of dust formed in and around supernovae from observations remains challenging. This may be due to either incomplete coverage of data in wavelength or time but also due to often inconspicuous signatures of…

Instrumentation and Methods for Astrophysics · Physics 2022-10-26 Zoe Ansari , Christa Gall , Roger Wesson , Oswin Krause

In this study, the physics of sheath formation in a collisional two-electron temperature plasma in the presence of an oblique external magnetic field has been investigated. At first, a comparative study among the fluid electron model,…

Plasma Physics · Physics 2022-08-29 G. Sharma , R. Paul , K. Deka , R. Moulick , S. Adhikari , S. S. Kausik , B. K. Saikia

The plasma is generated in a low frequency glow discharge within an elongated glass tube oriented vertically. The dust particles added to the plasma are confined above the heater and form counter-rotating clouds close to the tube centre.…

Plasma Physics · Physics 2008-08-14 S. Mitic , R. Suetterlin , A. V. Ivlev , H. Hoefner , M. H. Thoma , S. Zhdanov , G. E. Morfill

The multi-Needle Langmuir Probe collects an electron current through four fixed-bias cylindrical copper needles. This allows for an extremely high sampling frequency, with plasma properties being inferred through polynomial fitting in the…

Space Physics · Physics 2025-06-11 Magnus F Ivarsen , Lasse B N Clausen , Yaqi Jin , Jaeheung Park