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We study the onset of the propagation failure of wave fronts in systems of coupled cells. We introduce a new method to analyze the scaling of the critical external field at which fronts cease to propagate, as a function of intercellular…

软凝聚态物质 · 物理学 2009-10-31 Konstantin Kladko , Igor Mitkov , A. R. Bishop

We study the effects of quantum corrections on transverse momentum broadening of a fast parton passing through dense QCD matter. We show that, at leading logarithmic accuracy the broadening distribution tends at late times or equivalently…

高能物理 - 唯象学 · 物理学 2022-10-05 Paul Caucal , Yacine Mehtar-Tani

A new slender-body theory for viscous flow, based on the concepts of dimensional reduction and hyperviscous regularization, is presented. The geometry of flat, elongated, or point-like rigid bodies immersed in a viscous fluid is…

流体动力学 · 物理学 2016-03-23 Giulio G. Giusteri , Eliot Fried

Recent Monte Carlo simulations of a grafted semiflexible polymer in 1+1 dimensions have revealed a pronounced bimodal structure in the probability distribution of the transverse (bending) fluctuations of the free end, when the total contour…

软凝聚态物质 · 物理学 2009-11-11 P. Benetatos , T. Munk , E. Frey

Motivated by the overwhelming evidence some type of quantum criticality underlies the power-law for the optical conductivity and $T-$linear resistivity in the cuprates, we demonstrate here how a scale-invariant or unparticle sector can lead…

强关联电子 · 物理学 2016-10-07 Andreas Karch , Kridsanaphong Limtragool , Philip W. Phillips

The equilibrium amorphous solid state -- formed, e.g., by adequately randomly crosslinking the constituents of a macromolecular fluid -- is a heterogeneous state characterized by a universal distribution of particle localization lengths.…

软凝聚态物质 · 物理学 2023-01-04 Boli Zhou , Rafael Hipolito , Paul M. Goldbart

Strongly correlated amorphous solids are a class of glass-formers whose inter-particle potential admits an approximate inverse power-law form in a relevant range of inter-particle distances. We study the steady-state plastic flow of such…

材料科学 · 物理学 2015-05-13 Edan Lerner , Itamar Procaccia

We consider the cylindrical bending problem for an infinite plate as modelled with a family of generalized continuum models, including the micromorphic approach. The models allow to describe length scale effects in the sense that thinner…

经典分析与常微分方程 · 数学 2021-03-31 Gianluca Rizzi , Geralf Hütter , Angela Madeo , Patrizio Neff

We study the dynamics of seeded plasma blobs and depletions in an (effective) gravitational field. For incompressible flows the radial center of mass velocity of blobs and depletions is proportional to the square root of their initial…

等离子体物理 · 物理学 2017-06-28 Matthias Wiesenberger , Markus Held , Ralph Kube , Odd Erik Garcia

We investigate the finite-size scaling of the boundary quantum geometric tensor (QGT) numerically close to the Anderson localization transition in the presence of small external magnetic fields. The QGT exhibits universal scaling and…

无序系统与神经网络 · 物理学 2019-03-27 Miklós Antal Werner , Arne Brataas , Felix von Oppen , Gergely Zaránd

The high-Reynolds-number wake of a slender body with a turbulent boundary layer is investigated using a hybrid simulation. The wake generator is a 6:1 prolate spheroid and the Reynolds number based on the diameter $D$ is $Re = 10^5$. The…

流体动力学 · 物理学 2022-11-08 J. L. Ortiz-Tarin , S. Nidhan , S. Sarkar

The measured pseudorapidity distributions of primary charged particles over a wide pseudorapidity range of |eta| < 5.4 and integrated charged particle multiplicities in d+Au collisions at sqrt(s_NN) = 200 GeV are presented as a function of…

核实验 · 物理学 2008-11-26 the PHOBOS Collaboration , B. B. Back

Measuring charge fluctuations within a subregion provides a powerful probe of quantum many-body systems. In two spatial dimensions, the shape dependence of the dimensionless corner contribution encodes universal data of quantum critical…

强关联电子 · 物理学 2026-05-15 Xiao-Chuan Wu , Pok Man Tam , Xuyang Liang , Zenan Liu , Dao-Xin Yao , Zheng Yan , Shinsei Ryu

We consider the effective field theory (EFT) treatment of two-body systems with narrow resonances. Within this approach, an $s$-wave scattering amplitude can be expanded in powers of a typical momentum scale of a system $Q\ll \Lambda$,…

核理论 · 物理学 2017-10-02 Mohammad H. Alhakami

We provide a consistent theory of turbulence in the presence of shear and rotation. Starting from a quasi-linear equation for the fluctuating fields, we derive turbulence amplitude and turbulent transport coefficients, taking into account…

流体动力学 · 物理学 2009-11-13 Nicolas Leprovost , Eun-Jin Kim

We study charge diffusion in holographic scaling theories with a particle-hole symmetry. We show that these theories have a universal regime in which the diffusion constant is given by $D_c = C v_B^2/ (2 \pi T)$ where $v_B$ is the velocity…

高能物理 - 理论 · 物理学 2016-08-31 Mike Blake

We show that a variety of spectral features in high-T_c cuprates can be understood from the coupling of charge carriers to some kind of dynamical order which we exemplify in terms of fluctuating charge and spin density waves. Two…

超导电性 · 物理学 2012-05-22 G. Seibold , M. Grilli , J. Lorenzana

The universal form for the average scattering intensity from systems undergoing order-disorder transitions is found by numerical integration of the Langevin dynamics. The result is nearly identical for simulations involving two different…

统计力学 · 物理学 2009-10-31 Gregory Brown , Per Arne Rikvold , Martin Grant

Global quantum quench with a finite quench rate which crosses critical points is known to lead to universal scaling of correlation functions as functions of the quench rate. In this work, we explore scaling properties of the entanglement…

高能物理 - 理论 · 物理学 2017-08-23 Pawel Caputa , Sumit R. Das , Masahiro Nozaki , Akio Tomiya

Complex fluids containing low concentrations of slender colloidal rods can display a high viscosity, while little flow is needed to thin the fluid. This feature makes slender rods essential constituents in industrial applications and…