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The relationship between spatially heterogeneous dynamics (SHD) and jamming is studied in a glass-forming binary Lennard-Jones system via molecular dynamics simulations. It has been suggested that the probability distribution of…

无序系统与神经网络 · 物理学 2007-05-23 Naida Lacevic , Sharon C. Glotzer

We present results of a simulation study of inelastic hard-disks vibrated in a vertical container. An Event-Driven Molecular Dynamics method is developed for studying the onset of convection. Varying the relevant parameters (inelasticity,…

统计力学 · 物理学 2016-08-31 Daniela Paolotti , Alain Barrat , Umberto Marini Bettolo Marconi , Andrea Puglisi

The Hamiltonian Mean Field (HMF) model has a low-energy phase where $N$ particles are trapped inside a cluster. Here, we investigate some properties of the trapping/untrapping mechanism of a single particle into/outside the cluster. Since…

混沌动力学 · 物理学 2007-11-25 Hiroko Koyama , Tetsuro Konishi , Stefano Ruffo

We present molecular dynamics results for a two component, two-dimensional Lennard-Jones supercooled liquid near the glass transition. We find that the supercooled liquid is spatially heterogeneous and that there are long-lived clusters…

无序系统与神经网络 · 物理学 2009-10-31 Gregory Johnson , Andrew I. Melcuk , Harvey Gould , W. Klein , Raymond D. Mountain

Single molecule probes are widely used to characterize dynamic heterogeneity in glass forming liquids, but interpreting probe dynamics remains challenging because the measured response depends on how the probe couples to its host…

软凝聚态物质 · 物理学 2026-05-21 Suyeon Kim , Taejin Kwon

Polymers with active segments constitute prospective future materials and are used as a model for some biological systems such as chromatin. The directions of the active forces are typically introduced with temporal or spatial correlations…

软凝聚态物质 · 物理学 2024-11-25 Adam H. T. P. Höfler , Iurii Chubak , Christos N. Likos , Jan Smrek

A detailed exposition is made of recent transport and 'quantum oscillation' results from HTSC systems covering the full range from overdoped to underdoped material. This now very extensive and high quality data set is interpreted here…

超导电性 · 物理学 2009-02-11 John A. Wilson

Equilibrating proteins and other biomacromolecules is cardinal for molecular dynamics simulation of such biological systems in which they perform free dynamics without any externally-applied mechanical constraint, until thermodynamic…

软凝聚态物质 · 物理学 2021-02-11 Ashkan Shekaari , Mahmoud Jafari

Black hole (BH) thermodynamics is one of the most fascinating aspects of BH physics. While its direct proof is challenging to observe for astrophysical BHs, gravitational waves (GWs) have recently offered a new indirect powerful method to…

高能天体物理现象 · 物理学 2022-04-04 Giacomo Fragione

The interacting boson model with configuration mixing, with parameters derived from the self-consistent mean-field calculation employing the microscopic Gogny energy density functional, is applied to the systematic analysis of the low-lying…

核理论 · 物理学 2014-02-04 K. Nomura , R. Rodriguez-Guzman , L. M. Robledo

Analysis of the electron density distribution in clusters composed of hydrogen fluoride, water, and ammonia molecules, especially within the hydrogen-bond domains, reveals the existence of both \sigma- and \pi-binding between molecules. The…

化学物理 · 物理学 2024-05-08 Yulia V. Novakovskaya

Modeling the dynamics of colloidal rods remains a central challenge in soft-matter physics due to the anisotropic and long-ranged nature of their interactions. Hydrodynamic interactions in rods suspensions are often assumed to be screened…

软凝聚态物质 · 物理学 2026-05-19 Lucas H. P. Cunha , Paul F. Salipante , Peter D. Olmsted , Steven D. Hudson

Using molecular dynamics simulations, we study the slow dynamics of supercooled liquids confined in a random matrix of immobile obstacles. We study the dynamical crossover from glass-like to Lorentz-gas-like behavior in terms of the density…

软凝聚态物质 · 物理学 2011-05-30 Kang Kim , Kunimasa Miyazaki , Shinji Saito

Understanding the protein folding process is an outstanding issue in biophysics; recent developments in molecular dynamics simulation have provided insights into this phenomenon. However, the large freedom of atomic motion hinders the…

计算物理 · 物理学 2020-06-18 Takashi Ichinomiya , Ippei Obayashi , Yasuaki Hiraoka

Owing to the possibility of controlling its specific mechanical behaviors up taken by irradiated by light at particular wavelengths, the photoisomerization hydrogels have a broad range of potential applications. A theory connecting the…

化学物理 · 物理学 2023-05-16 Xinyu Liu , Qingsheng Yang , Wei Rao

Dense suspensions of hard particles in a liquid can exhibit strikingly counter-intuitive behavior, such as discontinuous shear thickening (DST) [1-8] and reversible shear jamming (SJ) into a state with finite yield stress [9-13]. Recent…

软凝聚态物质 · 物理学 2018-11-14 Nicole James , Endao Han , Justin Jureller , Heinrich Jaeger

We explore the scattering dynamics of classical Coulomb-interacting clusters of ions confined to a helical geometry. Ion clusters of equally charged particles constrained to a helix can form many-body bound states, i.e. they exhibit stable…

经典物理 · 物理学 2024-12-23 Ansgar Siemens , Peter Schmelcher

Systems exhibiting the Hilbert-space fragmentation are nonergodic, and their Hamiltonians decompose into exponentially many blocks in the computational basis. In many cases, these blocks can be labeled by eigenvalues of statistically…

强关联电子 · 物理学 2025-11-18 Mateusz Lisiecki , Janez Bonča , Marcin Mierzejewski , Jacek Herbrych , Patrycja Łydżba

Extensions to kinetic theory and hydrodynamic models are proposed that account for the existence of multi-particle contacts. In the presence of multi-particle contacts (involving elastic, reversible, potential contact energy), dissipation…

统计力学 · 物理学 2007-05-23 Stefan Luding , Alexander Goldshtein

We study Hilbert-space localization of the many-body dynamics due to ergodicity breaking and analyze this effect in terms of the entanglement entropy and the entanglement spectrum. We find a transition from a regime driven by quantum…

量子物理 · 物理学 2023-01-13 Quancheng Liu , Klaus Ziegler