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The interplay of various localizing mechanisms is a central topic of modern condensed matter physics. In this work we experimentally explore the interplay between quasiperiodic disorder and periodic driving, each of which in isolation is…

原子物理 · 物理学 2025-05-12 Peter Dotti , Yifei Bai , Toshihiko Shimasaki , Anna R. Dardia , David M. Weld

The many-body localization (MBL) transition is a quantum phase transition involving highly excited eigenstates of a disordered quantum many-body Hamiltonian, which evolve from "extended/ergodic" (exhibiting extensive entanglement entropies…

无序系统与神经网络 · 物理学 2018-04-20 Piero Naldesi , Elisa Ercolessi , Tommaso Roscilde

Mobility edge (ME), representing the critical energy that distinguishes between extended and localized states, is a key concept in understanding the transition between extended (metallic) and localized (insulating) states in disordered and…

无序系统与神经网络 · 物理学 2024-05-24 Yaru Liu , Zeqing Wang , Chao Yang , Jianwen Jie , Yucheng Wang

Stark Many-Body Localization (MBL) is a phenomenon observed in quantum systems in the absence of disorder, where the presence of a linear potential, known as the Stark field, causes the localization. Our study aims to provide novel insight…

无序系统与神经网络 · 物理学 2025-01-22 Chung Po Ching

In this study, we investigate the behaviors and dynamics of self-propelled particles with active reorientation (AR) in a double-well potential. We explore the competition between AR and external potentials, revealing that self-propelled…

软凝聚态物质 · 物理学 2026-01-26 Lu Chen , Baopi Liu , Ning Liu

We study the many-body localization of spin chain systems with quasiperiodic fields. We identify the lower bound for the critical disorder necessary to drive the transition between the thermal and many-body localized phase to be $W_{cl}\sim…

无序系统与神经网络 · 物理学 2017-08-30 Mac Lee , Thomas R. Look , D. N. Sheng , S. P. Lim

We analyze the dynamics of the molecular field incoherently pumped by the photoassociation of fermionic atoms and coupled by quantum tunnelling in a double-well potential. The relative phase distribution of the molecular modes in each well…

软凝聚态物质 · 物理学 2009-11-10 T. Miyakawa , C. P. Search , P. Meystre

We employ the Multiscale Entanglement Renormalization Ansatz (MERA) tensor network to investigate a critical line of continuous quantum phase transitions of the $\mathbb{Z}_3$ chiral clock model. This critical line is believed to be…

统计力学 · 物理学 2026-04-23 Shiyong Guo , Brian Swingle

Several phenomena are available representing market activity: volumes, number of trades, durations between trades or quotes, volatility - however measured - all share the feature to be represented as positive valued time series. When…

统计金融 · 定量金融 2021-07-14 Fabrizio Cipollini , Giampiero M. Gallo

Target localization is a critical task in sensitive applications, where multiple sensing agents communicate and collaborate to identify the target location based on sensor readings. Existing approaches investigated the use of Multi-Agent…

机器学习 · 计算机科学 2025-01-22 Ahmed Alagha , Rabeb Mizouni , Shakti Singh , Jamal Bentahar , Hadi Otrok

The aim of this study is to build a non-local homogenized model for three-dimensional composites with inclusions randomly embedded within a matrix according to a stochastic point process w in a bounded open set associated with a suitable…

计算工程、金融与科学 · 计算机科学 2020-07-13 Sami Ben Elhaj Salah , Azdine Nait-Ali , Mikael Gueguen , Carole Nadot-Martin

We investigate localization and persistent currents in a helical tight-binding lattice subject to two independent magnetic fluxes and a quasiperiodic on-site potential. Working with non-interacting, spinless fermions under periodic boundary…

无序系统与神经网络 · 物理学 2025-12-23 Taylan Yildiz , B. Tanatar

Lattice quasi-periodicity is easily realized with ultracold atoms in optical lattices and has been used to study delocalization-localization transition at low dimensions. Models with true disorder, however, remains largely unrealized in…

The out-of-equilibrium dynamics of the Hamiltonian Mean Field (HMF) model is studied in presence of an externally imposed magnetic field h. Lynden-Bell's theory of violent relaxation is revisited and shown to adequately capture the system…

统计力学 · 物理学 2012-10-25 Pierre de Buyl , Duccio Fanelli , Stefano Ruffo

The one-dimensional random trap model with a power-law distribution of mean sojourn times exhibits a phenomenon of dynamical localization in the case where diffusion is anomalous: The probability to find two independent walkers at the same…

数据分析、统计与概率 · 物理学 2015-03-03 Franziska Flegel , Igor M. Sokolov

We investigate the electric-field driven power-law random banded matrix(PLRBM) model where a variation in the power-law exponent $\alpha$ yields a delocalization-to-localization phase transition. We examine the periodically driven PLRBM…

无序系统与神经网络 · 物理学 2025-05-15 Vatsana Tiwari , Devendra Singh Bhakuni , Auditya Sharma

We propose quasiperiodic chains with tunable mobility edge physics, as a promising platform for engineering long-range quantum entanglement. Using the generalized Aubry-Andr\'e model, we show that the mobility edges play a key role in…

强关联电子 · 物理学 2025-07-10 YouYoung Joung , Junmo Jeon , SungBin Lee

We study a system of phase oscillators with nonlocal coupling in a ring that supports self-organized patterns of coherence and incoherence, called chimera states. Introducing a global feedback loop, connecting the phase lag to the order…

混沌动力学 · 物理学 2015-08-03 Matthias Wolfrum , Oleh Omel'chenko , Jan Sieber

We study both theoretically and experimentally switching dynamics in surface stabilized ferroelectric liquid crystal cells with asymmetric boundary conditions. In these cells the bounding surfaces are treated differently to produce…

软凝聚态物质 · 物理学 2009-11-11 Alexei D. Kiselev , Vladimir G. Chigrinov , Eugene P. Pozhidaev

Anderson localization describes disorder-induced phase transitions, distinguishing between localized and extended states. In quasiperiodic systems, a third multifractal state emerges, characterized by unique energy and wave functions.…

无序系统与神经网络 · 物理学 2025-10-15 Shan-Zhong Li , Yi-Cai Zhang , Yucheng Wang , Shanchao Zhang , Shi-Liang Zhu , Zhi Li