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For two-dimensional topological insulators, the integer and intrinsic (without external magnetic field) quantum Hall effect is described by the gauge anomalous (2+1)-dimensional [2+1d] Chern-Simons (CS) response for the background gauge…

介观与纳米尺度物理 · 物理学 2021-01-01 J. Nissinen , G. E. Volovik

Epitaxial growth of thin-film heterostructures is generally considered the most successful procedure to obtain interfaces of excellent structural and electronic quality between three-dimensional materials. However, these interfaces can only…

材料科学 · 物理学 2024-03-14 Hongguang Wang , Varun Harbola , Yu-Jung Wu , Peter A. van Aken , Jochen Mannhart

Building on a recently introduced inverse strategy, isotropic and convex repulsive pair potentials were designed that favor assembly of particles into kagome and equilateral snub square lattices. The former interactions were obtained by…

软凝聚态物质 · 物理学 2018-01-10 William D. Piñeros , Michael Baldea , Thomas M. Truskett

Using stability arguments, this Brief Report suggests that a term that enhances the surface tension in the presence of large height fluctuations should be included in the Kardar-Parisi-Zhang equation. A one-loop renormalization group…

统计力学 · 物理学 2009-10-28 Barbara Drossel

This paper presents a numerical analysis of the transition from selective withdrawal to viscous entrainment. In our model problem, an interface between two immiscible layers of equal viscosity is deformed by an axisymmetric withdrawal flow,…

流体动力学 · 物理学 2007-05-23 Marko Kleine Berkenbusch , Itai Cohen , Wendy W. Zhang

We study the effect of interface disorder on the spin-dependent interface resistances of Co/Cu, Fe/Cr and Au/Ag multilayers using a newly developed method for calculating transmission matrices from first-principles. The efficient…

材料科学 · 物理学 2009-10-31 K. Xia , P. J. Kelly , G. E. W. Bauer , I. Turek , J. Kudrnovský , V. Drchal

Recently Guduru and coworkers have demonstrated with neat theory and experiments that both increase of strength and of toughness are possible in the contact of a rigid sphere with concentric single scale of waviness, against a very soft…

材料科学 · 物理学 2016-03-03 M. Ciavarella

Contrary to conventional wisdom, level repulsion in semiclassical spectrum is not just a feature of classically chaotic systems, but classically integrable systems as well. While in chaotic systems level repulsion develops on a scale of the…

量子物理 · 物理学 2011-03-16 Tao Ma , R. A. Serota

Within a general theoretical framework we study the effective, deformation-induced interaction between two colloidal particles trapped at a fluid interface in the regime of small deformations. In many studies, this interaction has been…

软凝聚态物质 · 物理学 2010-06-18 Alvaro Dominguez , Martin Oettel , Siegfried Dietrich

We have performed small-angle light-scattering measurements of the static structure factor of a critical binary mixture undergoing diffusive partial remixing. An uncommon scattering geometry integrates the structure factor over the sample…

统计力学 · 物理学 2009-10-31 Pietro Cicuta , Alberto Vailati , Marzio Giglio

The height-height correlation function for a fluctuating interface between two coexisting bulk phases is derived by means of general equilibrium properties of the corresponding density-density correlation function. A wavelength-dependent…

软凝聚态物质 · 物理学 2009-11-13 Thorsten Hiester

We study a massless Dirac field subjected to two alternative boundary conditions on two parallel thin walls, in d + 1 dimensions. The two configurations correspond to the system being even or odd under reflection about the midplane between…

高能物理 - 理论 · 物理学 2026-05-19 Aitor Fernández , César D. Fosco

We discuss the behavior of bounded slope quenched noise invasion models in high dimensions. We first observe that the roughness of such a steady state interface is generated by the combination of the roughness of the invasion process…

凝聚态物理 · 物理学 2008-02-03 Omri Gat , Zeev Olami

The membrane model is a Gaussian interface model with a Hamiltonian involving second derivatives of the interface height. We consider the model in dimension $\mathsf{d}\ge4$ under the influence of $\delta$-pinning of strength $\varepsilon$.…

概率论 · 数学 2022-03-09 Florian Schweiger

A one-dimensional interacting particle system is said to exhibit interface tightness if starting in an initial condition describing the interface between two constant configurations of different types, the process modulo translations is…

概率论 · 数学 2018-10-25 Rongfeng Sun , Jan M. Swart , Jinjiong Yu

The entanglement entropy in clean, as well as in random quantum spin chains has a logarithmic size-dependence at the critical point. Here, we study the entanglement of composite systems that consist of a clean and a random part, both being…

无序系统与神经网络 · 物理学 2017-11-28 Robert Juhász , István A. Kovács , Gergő Roósz , Ferenc Iglói

We propose an enriched finite element formulation to address the computational modeling of contact problems and the coupling of non-conforming discretizations in the small deformation setting. The displacement field is augmented by enriched…

计算工程、金融与科学 · 计算机科学 2021-12-30 Dongyu Liu , Sanne J. van den Boom , Angelo Simone , Alejandro M. Aragón

We find that a repulsive potential of graphene in the presence of a magnetic field has bound states that are peaked inside the barrier with tails extending over \ell(N + 1), where \ell and N are the magnetic length and Landau level(LL)…

介观与纳米尺度物理 · 物理学 2011-08-25 P. S. Park , S. C. Kim , S. -R. Eric Yang

The interplay between Kondo effect, indirect magnetic interaction and geometrical frustration is studied in the Kondo lattice on the one-dimensional zigzag ladder. Using the density-matrix renormalization group (DMRG), the ground state and…

强关联电子 · 物理学 2018-03-14 Matthias Peschke , Roman Rausch , Michael Potthoff

In this study we try to answer the qustion : What happens when explicit constraints are introduced such that the low energy, long wavelength modes of a system are unavailable ? This question has assumed some importance in recent years due…

软凝聚态物质 · 物理学 2009-11-11 Abhishek Chaudhuri