[PDF] Top 20 Vortex lattice in type II superconductors under magnetic field in the presence of inhomogeneities

... response of the vor- tex lattice to inhomogeneity near the second critical field H c2 ðT Þ using the GL approach and showed that in the pin- ned state the system is ... See full document

... quantities of interest. The LLL approxi- mation is valid for H ⬎H c2 共T兲/13 in the static ...most of the experiments concerning a moving lattice were performed at a ... See full document

... concerns the importance of correlation of defect centers for pinning of highly correlated vortex ...pinning of vortex lines in type-II ... See full document

... describe the competition between interactions, thermal fluctuations, and random quenched disorder using the dynamical Martin-Siggia-Rose approach ...to the Ginzburg- Landau model of the ... See full document

... large vortex viscosity the displacement waves in vor- tex lattice do not ...propagate. In high-T c superconductors the situation under certain conditions might be ... See full document

... temperature in systems of repelling ...controlling the properties of vortex liquid below and even around melting ...for the vortex phase we apply the Borel-Pade ... See full document

... Abstract In superclean limit, the Magnus force on Abrikosov vortices is stronger than ...force, vortex segments rotate around pinning centers. Waves of such rotations under certain ... See full document

... between vortex lattice and liquid far below the mean field phase transition line 2,1 clearly seen in both magnetization 3 and specific heat ...Between the mean field ... See full document

... coexist in the field range of width 0.1 T around the tran- ...made in magnetic ma- terial ErNi 2 B 2 C. In this paper we explain why the extended London ... See full document

... temperature. The magnetization curves agree with experimental results on Y-Ba- Cu-O and Monte Carlo ...A magnetic field generates an array of vortices in type-II ... See full document

... Summary. In type II superconductors for which the pen- etration depth exceeds the correlation length the magnetic …eld penetrates the sample in a form ... See full document

... response of a high-temperature superconductor 共HTSC兲 under magnetic field has been a subject of extensive experimental and theoretical investigation for ...netic field in ... See full document

... fluctuations of the vortex matter, was ...role in high T c superconductors than in the low temperature ones, because the Ginzburg pa- rameter Gi characterizing ... See full document

... Within the framework of the phenomenological GL theory nonzero spin of the Cooper pair is taken into account by introducing an order parameter of the vector ...internal ... See full document

... Neglecting the vortex creep due to thermal fluctuations on the mesoscopic scale, the vortex matter in the presence of pinning can be in one of ... See full document

... Department of Physics, Bar-Ilan University, Ramat-Gan, Israel Available online 12 April 2007 Abstract The theory of structural transformation of the vortex lattice ... See full document

... for the infinite infrared cut- off fluctuations destroy the inhomogeneous ground state, namely, the state with lowest energy is a homoge- neous ...since the divergence is logarithmic, we might ... See full document

... as the first order transition. 5,2,6 For the field along the twofold axis, the 90° reorientation has been ...7 In this paper we study in detail the 45° ... See full document

... stability of the flux front are considered. It is shown that the Joule heat released at the flux front can produce front propagation at constant velocity inside the ... See full document

... Geometry of the sample when typical spacing between vortices a 0 essentially exceeds vortex-vortex (antivor- tex) interaction radius ξ , and the vortex velocity depends only on ... See full document