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Related papers: Flux Jumps Driven by a Pulsed Magnetic Field

200 papers

We present the results of local, vertically stratified, radiation MHD shearing box simulations of MRI turbulence appropriate for the hydrogen ionizing regime of dwarf nova and soft X-ray transient outbursts. We incorporate the…

High Energy Astrophysical Phenomena · Physics 2014-04-29 Shigenobu Hirose , Omer Blaes , Julian H. Krolik , Matthew S. B. Coleman , Takayoshi Sano

We consider here a layered superconductor subject to an externally applied moderately-strong electromagnetic field. We predict hysteretic jumps in the dependence of the surface reactance of the superconductor on the amplitude of the…

We present a novel approach to the treatment of thermal fluctuations in the (3+1)-D viscous hydrodynamic simulation MUSIC. The phenomenological impact of thermal fluctuations on hadronic observables is investigated using the IP-Glasma +…

Nuclear Theory · Physics 2019-02-20 Mayank Singh , Chun Shen , Scott McDonald , Sangyong Jeon , Charles Gale

High-temperature conventional superconductivity in hydrogen-rich materials under high pressure has been reportedly found in twelve different compounds in recent years. However, the experimental evidence on which these claims are based has…

Superconductivity · Physics 2021-09-14 J. E. Hirsch , F. Marsiglio

Observational evidence in space and astrophysical plasmas with long collisional mean free path suggests that more massive charged particles may be preferentially heated. One possible mechanism for this is the turbulent cascade of energy…

Plasma Physics · Physics 2018-01-15 M. Barnes , P. Abiuso , W. Dorland

Highly intense, sub-picosecond terahertz (THz) pulses can be used to induce ultrafast temperature jumps (T-jumps) in liquid water. A supercritical state of gas-like water with liquid density is established, and the accompanying structural…

Chemical Physics · Physics 2019-01-24 Caroline Arnold , Ludger Inhester , Sergio Carbajo , Ralph Welsch , Robin Santra

We study the effect of neutron irradiation on the critical current density Jc of isotopically pure polycrystalline Mg11B2 samples. For fluences in the range 1017-1018 cm-2, Jc is enhanced and its dependence on magnetic field is…

An experimental and theoretical investigation was made of flux jumps and irreversible magnetization curves of mesoscopic Al superconducting rings. In the small magnetic field region the change of vorticity with magnetic field can be larger…

Superconductivity · Physics 2009-11-07 D. Y. Vodolazov , F. M. Peeters , S. V. Dubonos , A. K. Geim

In Ref. [1], Minkov et al reported the time dependence of magnetic moment of hydride materials under high pressure in a diamond anvil cell. Here we point out that the straight lines interpolated with the measurement results give the…

Superconductivity · Physics 2023-10-12 N. Zen

We present a method for characterizing the propagation of the magnetic flux in an artificially drilled bulk high-temperature superconductor (HTS) during a pulsed-field magnetization. As the magnetic pulse penetrates the cylindrical sample,…

Superconductivity · Physics 2015-05-13 Gregory P Lousberg , J-F Fagnard , E Haanappel , X Chaud , M Ausloos , B Vanderheyden , Ph Vanderbemden

We investigate suprathermal ion dynamics in simple magnetized toroidal plasmas in the pres- ence of electrostatic turbulence driven by the ideal interchange instability. Turbulent fields from fluid simulations are used in the…

Plasma Physics · Physics 2015-06-03 K. Gustafson , P. Ricci , I. Furno , A. Fasoli

In the Large helical device, a change of energetic particle mode is observed as He concentration is varied in ion-ITB type experiments, having constant electron density and input heating power but with a clear increase of central ion…

The thermal stability in nanostructured magnetic systems is an important issue for applications in information storage. From a theoretical and simulation perspective, an accurate prediction of thermally-activated transitions is a…

Mesoscale and Nanoscale Physics · Physics 2021-01-04 L. Desplat , J. -V. Kim

We investigated the thermodynamic property of the heavy fermion superconductor UTe$_2$ in pulsed high magnetic fields. The superconducting transition in zero field was observed at $T_{\rm c}$=1.65 K as a sharp heat capacity jump.…

Strongly Correlated Electrons · Physics 2019-07-23 Shusaku Imajo , Yoshimitsu Kohama , Atsushi Miyake , Chao Dong , Masashi Tokunaga , Jacques Flouquet , Koichi Kindo , Dai Aoki

We perform three dimensional radiation hydrodynamic simulations of the structure and dynamics of radiation dominated envelopes of massive stars at the location of the iron opacity peak. One dimensional hydrostatic calculations predict an…

Solar and Stellar Astrophysics · Physics 2015-11-04 Yan-Fei Jiang , Matteo Cantiello , Lars Bildsten , Eliot Quataert , Omer Blaes

The stability against quench is one of the main issue to be pursued in a superconducting material which should be able to perform at very high levels of current densities. Here we focus on the connection between the critical current $I_c$…

Differentially rotating flows of unmagnetized, highly conducting plasmas have been created in the Plasma Couette Experiment. Previously, hot-cathodes have been used to control plasma rotation by a stirring technique [C. Collins et al.,…

A microscopic model is constructed which is able to describe multiple magnetic flux transitions as observed in recent ultra-low temperature tunnel experiments on an aluminum superconducting ring with normal metal - insulator -…

Superconductivity · Physics 2009-11-11 D. Y. Vodolazov , F. M. Peeters , T. T. Hongisto , A. Yu. Arutyunov

The upper critical field $\mu_0H_{c2}(T_c)$ of Tl$_{0.58}$Rb$_{0.42}$Fe$_{1.72}$Se$_2$ single crystals has been determined by means of measuring the electrical resistivity in both a pulsed magnetic field ($\sim$60T) and a DC magnetic field…

Superconductivity · Physics 2012-02-16 L. Jiao , Y. Kohama , J. L. Zhang , H. D. Wang , B. Maiorov , F. F. Balakirev , Y. Chen , L. N. Wang , T. Shang , M. H. Fang , H. Q. Yuan

The specific heat critical behavior is measured and analyzed for a single crystal of the random-field Ising system Fe(0.93)Zn(0.07)F2 using pulsed heat and optical birefringence techniques. This high magnetic concentration sample does not…

Disordered Systems and Neural Networks · Physics 2009-10-30 Z. Slanic , D. P. Belanger