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Related papers: Self-deformation in a dc driven helium jet micro d…

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We examine experimentally the deformation of flexible, microscale helical ribbons with nanoscale thickness subject to viscous flow in a microfluidic channel. Two aspects of flexible microhelices are quantified: the overall shape of the…

Fluid Dynamics · Physics 2015-08-18 Jonathan T. Pham , Alexander Morozov , Alfred J. Crosby , Anke Lindner , Olivia du Roure

The feature of interaction electrons with neutral matter attracts large attention of physicists many directions. The exchange interaction in particular leads to creating of bubbles - spherical cavities with electron in center. Good object…

Mesoscale and Nanoscale Physics · Physics 2014-02-07 A. V. Smorodin , V. A. Nikolaenko

We investigate the discharge characteristics of a low-pressure geometrically asymmetric cylindrical capacitively coupled plasma discharge with an axisymmetric magnetic field generating an EXB drift in the azimuthal direction. Vital…

Magnetic reconnection in an antiparallel uniform Harris current sheet equilibrium, which is initially perturbed by a region of enhanced resistivity limited in all three dimensions, is investigated through compressible magnetohydrodynamic…

Astrophysics · Physics 2009-10-31 Joerg Schumacher , Bernhard Kliem , Norbert Seehafer

We present results from axisymmetric, time-dependent hydrodynamical (HD) and magnetohydrodynamical (MHD) simulations of a gaseous envelope collapsing onto a black hole (BH). We consider gas with so small angular momentum that after an…

Astrophysics · Physics 2009-11-10 Daniel Proga

Three dimensional hydrodynamic simulations have been performed using smoothed particle hydrodynamics (SPH) in order to study the effects of discrete jets on the processes of plasma liner formation, implosion on vacuum, and expansion. The…

Plasma Physics · Physics 2015-06-03 J. T. Cassibry , M. Stanic , S. C. Hsu , S. I. Abarzhi , F. D. Witherspoon

We report curling self-propulsion in aqueous emulsions of common mesogenic compounds. Nematic liquid crystal droplets self-propel in a surfactant solution with concentrations above the critical micelle concentration while undergoing…

Soft Condensed Matter · Physics 2019-10-15 Carsten Krüger , Gunnar Klös , Christian Bahr , Corinna C. Maass

A new design of plasma source that merges the main features of capacitive dielectric barrier discharge (DBD) and cold atmospheric plasma jet (CAPJ) is discussed. The DBD system consists of a flexible, porous matrix consisting of silica…

Plasma Physics · Physics 2021-02-08 Carles Corbella , Sabine Portal , Li Lin , Michael Keidar

The breakup pathway of the Rayleigh fission process observed experimentally using high-speed imaging of a charged drop levitated in an AC quadrupole trap is shown to undergo asymmetric breakup by ejecting a jet in the upward direction…

Fluid Dynamics · Physics 2021-06-15 Neha Gawande , Y. S. Mayya , Rochish Thaokar

Recent experiments with degenerate molecular gases dressed by elliptically polarized microwave fields have enabled new control of dipolar interactions via engineered anisotropy. We reveal a symmetry structure of the dipolar interaction that…

Quantum Gases · Physics 2025-10-13 D. Baillie

The application of oscillatory flow around an obstacle drives a steady ``streaming'' due to inertial rectification, which has been used in a host of microfluidic applications. While theory has focused largely on two-dimensional (2D) flows,…

Fluid Dynamics · Physics 2023-05-10 Xirui Zhang , Bhargav Rallabandi

Context. Solar blowout jets are a distinct subclass of ubiquitous extreme-ultraviolet (EUV) and X-ray coronal jets. Aims. Most existing models of blowout jets prescribe an initial magnetic field configurations and apply ad-hoc changes in…

Solar and Stellar Astrophysics · Physics 2026-02-11 Yajie Chen , Hardi Peter , Damien Przybylski , Lakshmi Pradeep Chitta , Sudip Mandal

We consider the application of a small in-plane magnetic field to electrons on a helium surface in a perpendicular magnetic field. Certain states that were bound to the helium surface then dissolve into the continuum turning into long-lived…

Other Condensed Matter · Physics 2008-04-15 Solomon Duki , Harsh Mathur

This paper examines a new class of exact and self-consistent MHD solutions which describe steady and axisymmetric hydromagnetic outflows from the atmosphere of a magnetized and rotating central object with possibly an orbiting accretion…

Astrophysics · Physics 2009-10-31 N. Vlahakis , K. Tsinganos

Results of numerical simulations of matter flows in a semidetached binary system similar to the low-mass X-ray binary X1822--371 are presented. Three-dimensional modeling of the mass transfer gas dynamics makes it possible to investigate…

Astrophysics · Physics 2007-05-23 D. V. Bisikalo , A. A. Boyarchuk , O. A. Kuznetsov , V. M. Chechetkin

Many microorganisms and artificial microswimmers use helical appendages in order to generate locomotion. Though often rotated so as to produce thrust, some species of bacteria such Spiroplasma, Rhodobacter sphaeroides and Spirochetes induce…

Biological Physics · Physics 2018-10-23 Lyndon Koens , Hang Zhang , Martin Moeller , Ahmed Mourran , Eric Lauga

This paper describes how to light several microdischarges in parallel without having to individually ballast each one. The V-I curve of a microhollow cathode discharge is characterized by a constant voltage in the normal glow regime because…

Plasma Physics · Physics 2019-12-02 T. Dufour , R. Dussart , P. Lefaucheux , P. Ranson , L. J. Overzet , M. Mandra , J. -B. Lee , M. Goeckner

Experiments and numerical simulations were conducted to investigate the dispersion of turbulent jets issuing from realistic pipe geometries. The effect of jet densities and Reynolds numbers on vertical buoyant jets were investigated, as…

Fluid Dynamics · Physics 2018-11-15 Majid Soleimani Nia , Brian Maxwell , Peter Oshkai , Nedjib Djilali

The magnetic field in Hall plasmas is frozen in the electron component and is advected not only with the plasma motion but also with the electrical current flow. Its coupling with the plasma may be not as strong as characteristic of the MHD…

Astrophysics · Physics 2009-11-06 L. I. Rudakov

A three-dimensional numerical experiment of the launching of a hot and fast coronal jet followed by several violent eruptions is analyzed in detail. These events are initiated through the emergence of a magnetic flux rope from the solar…

Solar and Stellar Astrophysics · Physics 2015-06-15 Fernando Moreno-Insertis , Klaus Galsgaard