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Related papers: Phase heterogeneities of lipidic aggregates

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In this Letter we study interacting systems with spontaneous discrete symmetry breaking, where the degenerate symmetry-broken states are topologically distinct gapped phases. Edge modes appear at domain walls between the two topological…

Mesoscale and Nanoscale Physics · Physics 2022-04-15 Gal Shavit , Yuval Oreg

We theoretically investigate the relaxation dynamics of a nearly-flat binary lipid bilayer membrane by taking into account the membrane tension, hydrodynamics of the surrounding fluid, inter-monolayer friction and mutual diffusion in each…

Soft Condensed Matter · Physics 2016-05-05 Ryuichi Okamoto , Yuichi Kanemori , Shigeyuki Komura , Jean-Baptiste Fournier

Topological properties of a periodic condensed matter system are global features of its Brillouin zone (BZ). In contrast, the validity of effective low energy theories is usually limited to the vicinity of a high symmetry point in the BZ.…

Mesoscale and Nanoscale Physics · Physics 2012-03-16 Jan Carl Budich , Björn Trauzettel

We apply the theory of inhomogeneous Kibble-Zurek mechanism to understand quench dynamics from the Mott insulator to the superfluid in a cold Bose gases confined in both a two-dimensional optical lattice and a harmonic trap. The local…

Quantum Gases · Physics 2021-01-20 Yoshihiro Machida , Kenichi Kasamatsu

We discuss the phase structure of homogeneous quark matter under the charge neutrality constraints, and present a unified picture of the thermal unpairing phase transitions for a wide range of the quark density. We supplement our…

High Energy Physics - Phenomenology · Physics 2009-11-11 H. Abuki , T. Kunihiro

We study dry, dense active nematics at both particle and continuous levels. Specifically, extending the Boltzmann-Ginzburg-Landau approach, we derive well-behaved hydrodynamic equations from a Vicsek-style model with nematic alignment and…

Soft Condensed Matter · Physics 2019-12-20 Aurelio Patelli , Ilyas Djafer-Cherif , Igor S. Aranson , Eric Bertin , Hugues Chaté

There has been recent interest in new types of topological defects arising in models with compact extra dimensions. We discuss in this context the old statement that if only SU(N) gauge fields and adjoint matter live in the bulk, and the…

High Energy Physics - Phenomenology · Physics 2009-11-07 C. P. Korthals Altes , M. Laine

We present a multi-phase design parameterization to obtain optimized heterogeneous lattice structures. The 3D domain is discretized into a cubical grid wherein each cube has eight distinct unit cell types or phases. When all phases are…

Materials Science · Physics 2021-03-04 Yash Agrawal , G. K. Ananthasuresh

We theoretically investigate the motion of a domain wall and a vortex in type-II superconductors driven by inhomogeneities of temperature or spin density. The model consists of the time-dependent Ginzburg-Landau equation and the…

Superconductivity · Physics 2026-02-26 Takuma Kanakubo , Hiroto Adachi , Masanori Ichioka , Yusuke Kato

We consider a simple Maier-Saupe statistical model with the inclusion of disorder degrees of freedom to mimic the phase diagram of a mixture of rod-like and disc-like molecules. A quenched distribution of shapes leads to the existence of a…

Statistical Mechanics · Physics 2012-05-22 E. do Carmo , D. B. Liarte , S. R. Salinas

The dynamical response of a lipid membrane to a local perturbation of its molecular symmetry is investigated theoretically. A density asymmetry between the two membrane leaflets is predominantly released by in-plane lipid diffusion or…

Soft Condensed Matter · Physics 2009-11-10 Pierre Sens

We discuss a phase structure of compact QED in four dimensions by considering the theory as a perturbed topological model. In this scenario we use the singular configuration with an appropriate regularization, and so obtain the results…

High Energy Physics - Theory · Physics 2007-05-23 Kentaroh Yoshida

Dipolar Bose-Einstein condensates in an array of double-well potentials realize an effective transverse Ising model with peculiar inter-layer interactions, that may result under proper conditions in an anomalous first-order…

Quantum Gases · Physics 2017-10-11 Yongyao Li , Wei Pang , Jun Xu , Chaohong Lee , Boris A. Malomed , Luis Santos

This paper shows that the configurational temperature of liquid-state theory, $\Tc$, defines an energy scale, which can be used for adjusting model parameters of active Ornstein-Uhlenbeck particle (AOUP) models in order to achieve…

Soft Condensed Matter · Physics 2023-02-20 Shibu Saw , Lorenzo Costigliola , Jeppe C. Dyre

We investigate the phase diagram of a discrete version of the Maier-Saupe model with the inclusion of additional degrees of freedom to mimic a distribution of rodlike and disklike molecules. Solutions of this problem on a Bethe lattice come…

Soft Condensed Matter · Physics 2015-05-19 E. do Carmo , A. P. Vieira , S. R. Salinas

In light of recent progress in the study of amorphous topological phases, we investigate the effects of structural disorder on the topological properties of a two-dimensional quantum spin Hall insulator modeled by the Bernevig-Hughes-Zhang…

Disordered Systems and Neural Networks · Physics 2025-10-28 Ranadeep Roy , Yuan-Ming Lu

We explore a variant of the $\phi^6$ model originally proposed in Phys.\ Rev.\ D {\bf 12}, 1606 (1975) as a prototypical, so-called, "bag" model in which domain walls play the role of quarks within hadrons. We examine the steady state of…

Pattern Formation and Solitons · Physics 2017-12-19 A. Demirkaya , R. Decker , P. G. Kevrekidis , I. C. Christov , A. Saxena

We introduce shape fluctuations in a liquid-crystalline system by considering an elementary Maier--Saupe lattice model for a mixture of uniaxial and biaxial molecules. Shape variables are treated in the annealed (thermalized) limit. We…

Soft Condensed Matter · Physics 2015-12-09 E. S. Nascimento , E. F. Henriques , A. P. Vieira , S. R. Salinas

The miscibility-immiscibility phase transition in binary Bose-Einstein condensates (BECs) can be controlled by a coupling between the two components. Here we propose a new scheme that uses coupling-induced pattern formation to test the…

Quantum Gases · Physics 2012-09-14 Jacopo Sabbatini , Wojciech H. Zurek , Matthew J. Davis

Evolution of the order parameter in condensed matter analogues of cosmological phase transitions is discussed. It is shown that the density of the frozen-out topological defects is set by the competition between the quench rate -- the rate…

Condensed Matter · Physics 2016-08-31 Wojciech H. Zurek