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相关论文: Critical power of collapsing vortices

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Electron polarimeters based on Mott scattering are extensively used in different fields in physics such as atomic, nuclear or particle physics. This is because spin-dependent measurements gives additional information on the physical…

原子物理 · 物理学 2018-02-06 X. Roca-Maza

This paper is a continuation of \cite{Lu1}. In Part I, applying the new splitting theorems developed therein we generalize previous some results on computations of critical groups and some critical point theorems to weaker versions. In Part…

泛函分析 · 数学 2011-02-11 Guangcun Lu

We show remnants of chiral symmetry breaking in the center-projected theory. We construct and study an unambiguous definition of center vortices.

高能物理 - 格点 · 物理学 2015-06-25 C. Alexandrou , M. D'Elia , Ph. de Forcrand

We study the retrograde second caustics of extremal Kerr black holes, where the intensity of the light beam is infinitely magnified. We find that the caustics of different polarized beams are split by as much as $10^{-3}$rad by an external…

广义相对论与量子宇宙学 · 物理学 2025-12-01 De-Chang Dai

In this paper we study a simple model of a purely excitatory neural network that, by construction, operates at a critical point. This model allows us to consider various markers of criticality and illustrate how they should perform in a…

神经元与认知 · 定量生物学 2013-05-17 Timothy J. Taylor , Caroline Hartley , Péter L. Simon , Istvan Z Kiss , Luc Berthouze

Recent theoretical advances offer an exact, first-principle theory of jamming criticality in infinite dimension as well as universal scaling relations between critical exponents in all dimensions. For packings of frictionless spheres near…

统计力学 · 物理学 2015-04-21 P. Charbonneau , E. I. Corwin , G. Parisi , F. Zamponi

We propose to employ the circular polarization of gravitational waves emitted by core-collapse supernovae as an unequivocal indication of rapid rotation deep in their cores. It has been demonstrated by three dimensional simulations that…

高能天体物理现象 · 物理学 2016-06-08 Kazuhiro Hayama , Takami Kuroda , Ko Nakamura , Shoichi Yamada

I review important aspects of the relation between center vortices and topological charge, leading to chiral symmetry breaking.

高能物理 - 格点 · 物理学 2017-07-25 Roman Höllwieser

We consider two concentric rings formed by bosonic condensates of exciton-polaritons. A circular superfluid flow of polaritons in one of the rings can be manipulated by acting upon the second annular polariton condensate. The complex…

量子气体 · 物理学 2021-10-27 I. Chestnov , A. Yulin , I. A. Shelykh , A. Kavokin

Topological charges are the winding numbers of polarization vectors around the vortex centers of far-field radiation. In this work, the topological charge of photonic crystal modes is theoretically analyzed using an envelope function…

光学 · 物理学 2020-07-22 Zhixin Wang , Yong Liang , Mattias Beck , Giacomo Scalari , Jérôme Faist

The following article deals with the critical value p_c of the three-dimensional bootstrap percolation. We will check the behavior of p_c for different lengths of the lattice and additionally we will scale p_c in the limit of an infinite…

统计力学 · 物理学 2009-11-07 Dirk Kurtsiefer

Mapping CMB polarization is an essential ingredient of current cosmological research. Particularly challenging is the measurement of an extremely weak B-mode polarization that can potentially yield unique insight on inflation. Achieving…

宇宙学与河外天体物理 · 物理学 2015-05-13 M. Shimon , Y. Rephaeli , S. Sadeh , B. Keating

The effect of fixed cylindrical rods located at the centerline axis on vortex breakdown (VB) is studied experimentally and numerically. We find that the VB is enhanced for very small values of the rod radius $d$, while it is suppressed for…

The non-equilibrium random-field Ising model is well studied, yet there are outstanding questions. In two dimensions, power law scaling approaches fail and the critical disorder is difficult to pin down. Additionally, the presence of…

无序系统与神经网络 · 物理学 2019-11-06 L. X. Hayden , Archishman Raju , James P. Sethna

We present an experimental and theoretical study of the phase behavior of a binary mixture of colloids with opposite adsorption preferences in a critical solvent. As a result of the attractive and repulsive critical Casimir forces, the…

软凝聚态物质 · 物理学 2011-10-03 O. Zvyagolskaya , A. J. Archer , C. Bechinger

In view of the question about the vortex glass theory of the freezing of disordered vortex matter raised by recent experimental observations we reinvestigate the critical scaling of high $T_c$ superconductors. We find that dc…

超导电性 · 物理学 2007-05-23 Z. H. Ning , X. Hu , K. X. Chen , L. Yin , G. Lu , X. L. Xu , J. D. Guo , F. R. Wang , C. Y. Li , D. L. Yin

The problem of imaging materials with circular polarization properties is discussed within the framework of vectorial ptychography. We demonstrate, both theoretically and numerically, that using linear polarizations to investigate such…

光学 · 物理学 2023-10-04 Patrick Ferrand , Michel Mitov

We investigate stability of a gravitationally collapsing iron core against non-spherical perturbation. The gravitationally collapsing iron core is approximated by a similarity solution for dynamically collapsing polytropic gas sphere. We…

天体物理学 · 物理学 2009-10-31 Tomoyuki Hanawa , Tomoaki Matsumoto

We study the generation of vortices in rotating axially elongated magneto-optical traps, a situation which has been realized in a recent experiment (K. W. Madison, F. Chevy, W. Wohlleben, J. Dalibard, Phys. Rev. Lett. 84, 806 (2000)). We…

凝聚态物理 · 物理学 2007-05-23 J. J. Garcia-Ripoll , V. M. Perez-Garcia

Observation of quantized vortices in non-equilibrium polariton condensates has been reported either by spontaneous formation and pinning in the presence of disorder or by imprinting them onto the signal or idler of an optical parametric…

介观与纳米尺度物理 · 物理学 2013-11-13 C. Anton , G. Tosi , M. D. Martin , L. Vina , A. Lemaitre , J. Bloch