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We investigate radio-frequency (rf) spectroscopy, metal-to-superconductor tunneling, and ARPES as probes of isolated out-of-equilibrium quantum systems, and examine the crucial role played by the nonequilibrium distribution function. As an…

量子气体 · 物理学 2015-11-25 Yunxiang Liao , Matthew S. Foster

We investigate the fidelity susceptibility, which quantifies the sensitivity of single-particle eigenstates to perturbations, in the three-dimensional Anderson model. As a function of disorder strength $W$, it exhibits two distinct peaks.…

无序系统与神经网络 · 物理学 2026-05-26 Piotr Tokarczyk , Lev Vidmar , Anatoli Polkovnikov , Patrycja Łydżba

We investigate the transition induced by disorder in a periodically-driven one-dimensional model displaying quantized topological transport. We show that, while instantaneous eigenstates are necessarily Anderson localized, the periodic…

无序系统与神经网络 · 物理学 2020-01-01 Matteo M. Wauters , Angelo Russomanno , Roberta Citro , Giuseppe E. Santoro , Lorenzo Privitera

The local density of states power spectrum of optimally doped Bi$_2$Sr$_2$CaCu$_2$O$_{8+x}$ (BSCCO) has been interpreted in terms of quasiparticle interference peaks corresponding to an "octet'' of scattering wave vectors connecting…

超导电性 · 物理学 2007-05-23 Tamara S. Nunner , Wei Chen , Brian M. Andersen , Ashot Melikyan , P. J. Hirschfeld

Chaotic scattering in open Hamiltonian systems is a topic of fundamental interest in physics, which has been mainly studied in the purely conservative case. However, the effect of weak perturbations in this kind of systems has been an…

混沌动力学 · 物理学 2018-12-19 Alexandre R. Nieto , Jesús M. Seoane , J. E. Alvarellos , Miguel A. F. Sanjuán

Summary: Walking is regulated through the motorcontrol system (MCS). The MCS consists of a network of neurons from the central nervous system (CNS) and the intraspinal nervous system (INS), which is capable of producing a syncopated output.…

无序系统与神经网络 · 物理学 2007-05-23 Bruce J. West , Nicola Scafetta

We take a central spin model (CSM), consisting of a one dimensional environmental Ising spin chain and a single qubit connected globally to all the spins of the environment, to study numerically the excess energy (EE) of the environment and…

统计力学 · 物理学 2016-06-22 Tanay Nag

We analyze quantum fluctuation effects at the onset of charge or spin density wave order in two-dimensional metals with an incommensurate $2k_F$ wave vector connecting a single pair of hot spots on the Fermi surface. We compute the momentum…

强关联电子 · 物理学 2018-11-15 Jáchym Sýkora , Tobias Holder , Walter Metzner

Coherent backscattering is due to constructive interferences of reciprocal paths and leads to an enhancement of the intensity of a multiply scattered field near its source. To observe this enhancement an array of receivers is conventionally…

其他凝聚态物理 · 物理学 2009-11-13 Eric Larose , Oleg I. Lobkis , Richard L. Weaver

We introduce a class of models containing robust and analytically demonstrable multifractality induced by disorder correlations. Specifically, we investigate the statistics of eigenstates of disordered tight-binding models on two classes of…

无序系统与神经网络 · 物理学 2025-11-27 David E. Logan , Sthitadhi Roy

We present a theoretical formalism for resonance fluorescence radiating from a two-level system (TLS) driven by any periodic driving and coupled to multiple reservoirs. The formalism is derived analytically based on the combination of…

量子物理 · 物理学 2016-06-22 Yiying Yan , Zhiguo Lü , Hang Zheng

We investigate the dynamics of electrons in the vicinity of the Anderson transition in $d=3$ dimensions. Using the exact eigenstates from a numerical diagonalization, a number of quantities related to the critical behavior of the diffusion…

凝聚态物理 · 物理学 2007-05-23 Tobias Brandes , Bodo Huckestein , Ludwig Schweitzer

In this article we introduce an original model in order to study the emergence of chaos in a reaction diffusion system in the presence of self- and cross-diffusion terms. A Fourier Spectral Method is derived to approximate equilibria and…

动力系统 · 数学 2024-12-24 Benjamin Aymard

We propose to use the method introduced by Volchkov et al., based on state dependent disordered ultracold bosons, to address the critical state at the mobility edge of the Anderson localization transition, and to observe its intriguing…

无序系统与神经网络 · 物理学 2018-07-19 Miklós Antal Werner , Eugene Demler , Alain Aspect , Gergely Zaránd

With the wave interferometric approach, we study how extrinsically multiple coherent waves excitation can dramatically alter the overall scattering states, resulting in tailoring the energy assignment among radiation and dissipation. To…

光学 · 物理学 2019-01-29 Jeng Yi Lee , Yueh-Heng Chung , Andrey E. Miroshnichenko , Ray-Kuang Lee

The recent development of dynamic single-electron sources makes it possible to observe and manipulate the quantum properties of individual charge carriers in mesoscopic circuits. Here, we investigate multi-particle effects in an electronic…

介观与纳米尺度物理 · 物理学 2021-06-14 Janne Kotilahti , Pablo Burset , Michael Moskalets , Christian Flindt

We study the full counting statistics (FCS) of quantum gases in samples of thousands of interacting bosons, detected atom-by-atom after a long free-fall expansion. In this far-field configuration, the FCS reveals the many-body coherence…

The objective of this article is to investigate the profound nonlinear optical response exhibited by inversion symmetric fullerene molecules under the influence of different types of disorders described by the Anderson model. Our aim is to…

光学 · 物理学 2023-09-06 H. K. Avetissian , S. Sukiasyan , H. H. Matevosyan , G. F. Mkrtchian

The prime numbers have been a source of fascination for millenia and continue to surprise us. Motivated by the hyperuniformity concept, which has attracted recent attention in physics and materials science, we show that the prime numbers in…

统计力学 · 物理学 2018-09-26 S. Torquato , G. Zhang , M. de Courcy-Ireland

Due to its probabilistic nature, a measurement process in quantum mechanics produces a distribution of possible outcomes. This distribution - or its Fourier transform known as full counting statistics (FCS) - contains much more information…

统计力学 · 物理学 2023-10-09 Bruno Bertini , Pasquale Calabrese , Mario Collura , Katja Klobas , Colin Rylands
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