English
Related papers

Related papers: Persistence in q-state Potts model: A Mean-Field a…

200 papers

We discuss the two- and three-point correlators in the two-dimensional three-state Potts model in the high-temperature phase of the model. By using the form factor approach and perturbed conformal field theory methods we are able to…

High Energy Physics - Theory · Physics 2011-02-16 M. Caselle , G. Delfino , P. Grinza , O. Jahn , N. Magnoli

We study $F$ coupled $q$-state Potts models in a two-dimensional square lattice. The interaction between the different layers is attractive, to favour a simultaneous alignment in all of them, and its strength is fixed. The nature of the…

Statistical Mechanics · Physics 2016-03-23 Yerali Gandica , Silvia Chiacchiera

The scaling behavior of fluctuations in cluster size is studied in q=5 and 7 state Potts models. This quantity exhibits scaling behavior on small lattices where the scaling of local operators like energy fluctuations and Binder cumulant can…

High Energy Physics - Lattice · Physics 2016-08-15 Burcu Ortakaya , Yiğit Gündüç , Meral Aydın , Tarık Çelik

We obtain long series expansions for the bulk, surface and corner free energies for several two-dimensional statistical models, by combining Enting's finite lattice method (FLM) with exact transfer matrix enumerations. The models encompass…

Mathematical Physics · Physics 2014-04-23 Eric Vernier , Jesper Lykke Jacobsen

Spin ensembles play a pivotal role in various quantum applications such as metrology and simulating many-body physics. Recent research has proposed utilizing spin cat states to encode logical quantum information, with logical lifetimes…

Quantum Physics · Physics 2025-04-10 Wai-Keong Mok , Leong-Chuan Kwek , Steven Touzard

We study the J1-J2 Ising model on the square lattice using the random local field approximation (RLFA) and Monte Carlo (MC) simulations for various values of the ratio p = J2/|J1| with antiferromagnetic coupling J2, ensuring spin…

Materials Science · Physics 2023-03-22 V. A. Abalmasov , B. E. Vugmeister

Finite temperature spatial $\bar q q$ correlation modes in the $\pi$ and $\rho$ channels are studied with the rainbow-ladder truncated quark Dyson-Schwinger equation and Bethe-Salpeter equation in the Matsubara formalism. To retain the…

Nuclear Theory · Physics 2009-11-06 D. Blaschke , G. Burau , Yu. L. Kalinovsky , P. Maris , P. C. Tandy

The kinetics of the q-state Potts model in the zero temperature limit in one dimension is analyzed exactly through a generalization of the method of empty intervals, previously used for the analysis of diffusion-limited coalescence, A+A->A.…

Statistical Mechanics · Physics 2009-10-31 Thomas Masser , Daniel ben Avraham

We study the persistence phenomenon in a socio-econo dynamics model using computer simulations at a finite temperature on hypercubic lattices in dimensions up to 5. The model includes a ` social\rq local field which contains the…

General Finance · Quantitative Finance 2009-11-13 S. Jain , T. Yamano

We study a Gaussian Potts-Hopfield model. Whereas for Ising spins and two disorder variables per site the chaotic pair scenario is realized, we find that for q-state Potts spins [{q(q-1} \over 2]-tuples occur. Beyond the breaking of a…

Statistical Mechanics · Physics 2009-11-07 A. C. D. van Enter , H. G. Schaap

Polar flocks in discrete active systems are often assumed to be robust, yet recent studies reveal their fragility under both imposed and spontaneous fluctuations. Here, we revisit the four-state active Potts model (APM) and show that its…

Soft Condensed Matter · Physics 2025-12-15 Swarnajit Chatterjee , Mintu Karmakar , Matthieu Mangeat , Heiko Rieger , Raja Paul

We uncover unusual topological features in the long-time relaxation of the $q$-state kinetic Potts ferromagnet on the triangular lattice that is instantaneously quenched to zero temperature from a zero-magnetization initial state. For…

Statistical Mechanics · Physics 2019-07-01 J. Denholm , S. Redner

We present a numerical study of the self-affine profiles obtained from configurations of the q-state Potts (with q=2,3 and 7) and p=10 clock models as well as from the occupation states for site-percolation on the square lattice. The first…

Statistical Mechanics · Physics 2016-08-31 José Arnaldo Redinz , Marcelo Lobato Martins

We present a comprehensive analysis of the emerging order and chaos and enduring symmetries, accompanying a generic (high-barrier) first-order quantum phase transition (QPT). The interacting boson model Hamiltonian employed, describes a QPT…

Nuclear Theory · Physics 2014-10-01 M. Macek , A. Leviatan

We study the stability of amorphous solids, focusing on the distribution P(x) of the local stress increase x that would lead to an instability. We argue that this distribution is singular P(x)x^{\theta}, where the exponent {\theta} is…

Soft Condensed Matter · Physics 2014-11-19 Jie Lin , Alaa Saade , Edan Lerner , Alberto Rosso , Matthieu Wyart

We study geometrical properties of interfaces in the random-temperature q-states Potts model as an example of a conformal field theory weakly perturbed by quenched disorder. Using conformal perturbation theory in q-2 we compute the fractal…

Disordered Systems and Neural Networks · Physics 2010-04-22 Jesper L. Jacobsen , Pierre Le Doussal , Marco Picco , Raoul Santachiara , Kay Joerg Wiese

We present a comprehensive Monte Carlo study of the ordering kinetics in the $d=2$ ferromagnetic $q$-state clock model with nonconserved Glauber dynamics. In agreement with previous studies we find that $q \geqslant 5$ is characterized by…

Statistical Mechanics · Physics 2020-08-25 Swarnajit Chatterjee , Sanjay Puri , Raja Paul

This is a brief account of our numerical study of the tearing mode reconnection. We demonstrate two main points. First, we show that, given sufficiently small resistivity, the Rutherford regime always exists; larger values of Delta' require…

Plasma Physics · Physics 2007-05-23 N. F. Loureiro , S. C. Cowley , W. D. Dorland , M. G. Haines , A. A. Schekochihin

The q-state Potts model is studied on the Apollonian network with Monte Carlo simulations and the Transfer Matrix method. The spontaneous magnetization, correlation length, entropy, and specific heat are analyzed as a function of…

Statistical Mechanics · Physics 2010-10-19 Nuno A. M. Araújo , Roberto F. S. Andrade , Hans J. Herrmann

We revisit the out-of-equilibrium physics arising during the unitary evolution of a one-dimensional XXZ spin chain initially prepared in a domain wall state $\vert\psi_0\rangle=\vert\dots \uparrow\uparrow\downarrow\downarrow\dots\rangle$.…

Statistical Mechanics · Physics 2023-09-27 Stefano Scopa , Dragi Karevski
‹ Prev 1 8 9 10 Next ›