English
Related papers

Related papers: Kibble-Zurek Behavior in the Boundary-obstructed P…

200 papers

We study the critical dynamics of a scalar field theory with $Z_2$ symmetry in the dynamic universality class of Model A in two and three spatial dimensions with classical-statistical lattice simulations. In particular, we measure the…

High Energy Physics - Phenomenology · Physics 2024-11-18 Leon J. Sieke , Mattis Harhoff , Sören Schlichting , Lorenz von Smekal

Quantum quenches display universal scaling in several regimes. For quenches which start from a gapped phase and cross a critical point, with a rate slow compared to the initial gap, many systems obey Kibble-Zurek scaling. More recently, a…

High Energy Physics - Theory · Physics 2017-06-14 Sumit R. Das , Damian A. Galante , Robert C. Myers

Currently, existing quantum annealers have proven themselves as viable technology for the first practical applications in the noisy-intermediate-scale-quantum era. However, to fully exploit their capabilities, a comprehensive…

We study the non-equilibrium dynamics due to slowly taking a quasiperiodic Hamiltonian across its quantum critical point. The special quasiperiodic Hamiltonian that we study here has two different types of critical lines belonging to two…

Statistical Mechanics · Physics 2020-04-23 Revathy B. S. , Uma Divakaran

The Kibble-Zurek mechanism is applied to the spontaneous formation of vortices in a harmonically trapped thermal gas following a temperature quench through the critical value for Bose-Einstein condensation. While in the homogeneous scenario…

Quantum Gases · Physics 2012-05-21 A. del Campo , A. Retzker , M. B. Plenio

We study the kinetics of phase transitions in a Rayleigh-Benard system after onset of convection using 2D Swift-Hohenberg equation. An initially uniform state evolves to one whose ground state is spatially periodic. We confirmed previous…

patt-sol · Physics 2015-06-26 Qing Hou , Shin-ichi Sasa , Nigel Goldenfeld

Exploiting the universality between the QCD critical point and the three dimensional Ising model, closed form expressions derived (arXiv:1506.00645 ) for non-equilibrium critical cumulants on the crossover side of the critical point reveal…

High Energy Physics - Phenomenology · Physics 2016-11-30 Swagato Mukherjee , Raju Venugopalan , Yi Yin

We study the role of long-range interactions on the non-equilibrium dynamics considering a long-range Kitaev chain in which superconducting term decays with distance between two sites in a power-law fashion characterised by an exponent…

Statistical Mechanics · Physics 2017-10-18 Anirban Dutta , Amit Dutta

A defect density which quantifies the deviation from the spin ground state characterizes non-equilibrium dynamics during phase transitions. The widely recognized Kibble-Zurek scaling predicts how the defect density evolves during phase…

Quantum Physics · Physics 2024-09-24 Kaito Iwamura , Takayuki Suzuki

We give an overview of the scaling of density of quasi-particles and excess energy (heat) for nearly adiabatic dynamics near quantum critical points (QCPs). In particular we discuss both sudden quenches of small amplitude and slow sweeps…

Statistical Mechanics · Physics 2010-05-19 Vladimir Gritsev , Anatoli Polkovnikov

The Kibble-Zurek mechanism (KZM) captures the key physics in the non-equilibrium dynamics of second-order phase transitions, and accurately predict the density of the topological defects formed in this process. However, despite much effort,…

Quantum Physics · Physics 2014-12-11 Xiao-Ye Xu , Yong-Jian Han , Kai Sun , Jin-Shi Xu , Jian-Shun Tang , Chuan-Feng Li , Guang-Can Guo

Understanding the out-of-equilibrium dynamics of a closed quantum system driven across a quantum phase transition is an important problem with widespread implications for quantum state preparation and adiabatic algorithms. While the quantum…

Quantum Physics · Physics 2024-01-30 Rhine Samajdar , David A. Huse

The Kibble-Zurek mechanism (KZM) captures the essential physics of nonequilibrium quantum phase transitions with symmetry breaking. KZM predicts a universal scaling power law for the defect density which is fully determined by the system's…

The BBM is a promising candidate to study spin-one systems and to design quantum simulators based on its underlying Hamiltonian. The variety of different phases contains amongst other valuable and exotic phases the Haldane phase. We study…

Quantum Gases · Physics 2025-05-09 Arya Dhar , Daniel Jaschke , Lincoln D. Carr

We studied the dynamics of the order parameter and the winding numbers $W$ formation of a quenched normal-to-superconductor state phase transition in a finite size holographic superconducting ring. There is a critical circumference…

High Energy Physics - Theory · Physics 2020-12-30 Chuan-Yin Xia , Hua-Bi Zeng

Morphologies in phase separating systems can significantly influence the final properties of materials. We present extensive Monte Carlo (MC) simulation results on the segregation kinetics of the critical binary (AB) mixture with a fraction…

Soft Condensed Matter · Physics 2022-08-25 Samiksha Shrivastava , Awaneesh Singh

When a classical system is driven through a continuous phase transition, its nonequilibrium response is universal and exhibits Kibble-Zurek scaling. We explore this dynamical scaling in the novel context of a three-dimensional topological…

Strongly Correlated Electrons · Physics 2016-06-29 James Hamp , Anushya Chandran , Roderich Moessner , Claudio Castelnovo

Deconfined quantum criticality (DQC) arises from fractionalization of quasi-particles and leads to fascinating behaviors beyond the Landau-Ginzburg-Wilson description of phase transitions. Here, we study the critical dynamics when driving a…

Strongly Correlated Electrons · Physics 2025-04-15 Yu-Rong Shu , Shao-Kai Jian , Anders W. Sandvik , Shuai Yin

In this article we demonstrate that dynamical quantum phase transitions occur for an exemplary higher order topological insulator, the Benalcazar-Bernevig-Hughes model, following quenches across a topological phase boundary. A dynamical…

Mesoscale and Nanoscale Physics · Physics 2024-02-05 Tomasz Masłowski , Nicholas Sedlmayr

When a system is driven across a second-order quantum phase transition, the number of defects which are produced scales with the speed of the variation of the tuning parameter according to a universal law described by the Kibble-Zurek…

Statistical Mechanics · Physics 2023-03-29 Gianluca Francica , Luca Dell'Anna