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Ground state of the hard-core Bose gas on lattice I. Energy estimates: We investigate the properties of the ground state of a system of interacting bosons on regular lattices with coordination number $k\geq 2$. The interaction is a pure, infinite, on-site repulsion. Our concern is to give an improved upper bound on the...
cond-mat_stat-mech
Beyond quantum microcanonical statistics: Descriptions of molecular systems usually refer to two distinct theoretical frameworks. On the one hand the quantum pure state, i.e. the wavefunction, of an isolated system which is determined to calculate molecular properties and to consider the time evolution according to the...
cond-mat_stat-mech
Chains of Viscoelastic Spheres: Given a chain of viscoelastic spheres with fixed masses of the first and last particles. We raise the question: How to chose the masses of the other particles of the chain to assure maximal energy transfer? The results are compared with a chain of particles for which a constant coefficie...
cond-mat_stat-mech
Nonequilibrium statistical mechanics and entropy production in a classical infinite system of rotators: We analyze the dynamics of a simple but nontrivial classical Hamiltonian system of infinitely many coupled rotators. We assume that this infinite system is driven out of thermal equilibrium either because energy is...
cond-mat_stat-mech
Optimized Monte Carlo Method for glasses: A new Monte Carlo algorithm is introduced for the simulation of supercooled liquids and glass formers, and tested in two model glasses. The algorithm is shown to thermalize well below the Mode Coupling temperature and to outperform other optimized Monte Carlo methods. Using the...
cond-mat_stat-mech
Heat Transport in low-dimensional systems: Recent results on theoretical studies of heat conduction in low-dimensional systems are presented. These studies are on simple, yet nontrivial, models. Most of these are classical systems, but some quantum-mechanical work is also reported. Much of the work has been on lattice ...
cond-mat_stat-mech
Spontaneous and induced dynamic correlations in glass-formers II: Model calculations and comparison to numerical simulations: We study in detail the predictions of various theoretical approaches, in particular mode-coupling theory (MCT) and kinetically constrained models (KCMs), concerning the time, temperature, and ...
cond-mat_stat-mech
Non-equilibrium tube length fluctuations of entangled polymers: We investigate the nonequilibrium tube length fluctuations during the relaxation of an initially stretched, entangled polymer chain. The time-dependent variance $\sigma^2$ of the tube length follows in the early-time regime a simple universal power law $\s...
cond-mat_stat-mech
Leaf-excluded percolation in two and three dimensions: We introduce the \emph{leaf-excluded} percolation model, which corresponds to independent bond percolation conditioned on the absence of leaves (vertices of degree one). We study the leaf-excluded model on the square and simple-cubic lattices via Monte Carlo simula...
cond-mat_stat-mech
Identifying Functional Thermodynamics in Autonomous Maxwellian Ratchets: We introduce a family of Maxwellian Demons for which correlations among information bearing degrees of freedom can be calculated exactly and in compact analytical form. This allows one to precisely determine Demon functional thermodynamic operatin...
cond-mat_stat-mech
Work fluctuations of self-propelled particles in the phase separated state: We study the large deviations of the distribution P(W_\tau) of the work associated with the propulsion of individual active brownian particles in a time interval \tau, in the region of the phase diagram where macroscopic phase separation take...
cond-mat_stat-mech
Quenching along a gapless line: A different exponent for defect density: We use a new quenching scheme to study the dynamics of a one-dimensional anisotropic $XY$ spin-1/2 chain in the presence of a transverse field which alternates between the values $h+\de$ and $h-\de$ from site to site. In this quenching scheme, the...
cond-mat_stat-mech
Dynamics of Rod like Particles in Supercooled Liquids -- Probing Dynamic Heterogeneity and Amorphous Order: Probing dynamic and static correlation in glass-forming supercooled liquids has been a challenge for decades in spite of extensive research. Dynamic correlation which manifests itself as Dynamic Heterogeneity i...
cond-mat_stat-mech
Iterated Conformal Dynamics and Laplacian Growth: The method of iterated conformal maps for the study of Diffusion Limited Aggregates (DLA) is generalized to the study of Laplacian Growth Patterns and related processes. We emphasize the fundamental difference between these processes: DLA is grown serially with constant...
cond-mat_stat-mech
Path statistics, memory, and coarse-graining of continuous-time random walks on networks: Continuous-time random walks (CTRWs) on discrete state spaces, ranging from regular lattices to complex networks, are ubiquitous across physics, chemistry, and biology. Models with coarse-grained states, for example those employ...
cond-mat_stat-mech
A systematic $1/c$-expansion of form factor sums for dynamical correlations in the Lieb-Liniger model: We introduce a framework for calculating dynamical correlations in the Lieb-Liniger model in arbitrary energy eigenstates and for all space and time, that combines a Lehmann representation with a $1/c$ expansion. Th...
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Folding transitions in three-dimensional space with defects: A model describing the three-dimensional folding of the triangular lattice on the face-centered cubic lattice is generalized allowing the presence of defects corresponding to cuts in the two-dimensional network. The model can be expressed in terms of Ising-li...
cond-mat_stat-mech
Exact Markovian kinetic equation for a quantum Brownian oscillator: We derive an exact Markovian kinetic equation for an oscillator linearly coupled to a heat bath, describing quantum Brownian motion. Our work is based on the subdynamics formulation developed by Prigogine and collaborators. The space of distribution fu...
cond-mat_stat-mech
Statistical properties of the laser beam propagating in a turbulent medium: We examine statistical properties of a laser beam propagating in a turbulent medium. We prove that the intensity fluctuations at large propagation distances possess Gaussian probability density function and establish quantitative criteria for...
cond-mat_stat-mech
Preface: Long-range Interactions and Synchronization: Spontaneous synchronization is a general phenomenon in which a large population of coupled oscillators of diverse natural frequencies self-organize to operate in unison. The phenomenon occurs in physical and biological systems over a wide range of spatial and tempor...
cond-mat_stat-mech
Spontaneous cold-to-hot heat transfer in Knudsen gas: It is well known that, when in a thermal bath, a Knudsen gas may reach a nonequilibrium steady state; often, this is not treated as a thermodynamic problem. Here, we show that if incorporated in a large-sized setup, such a phenomenon has nontrivial consequences and ...
cond-mat_stat-mech
Mean-Field Approximation for Spacing Distribution Functions in Classical Systems: We propose a mean-field method to calculate approximately the spacing distribution functions $p^{(n)}(s)$ in 1D classical many-particle systems. We compare our method with two other commonly used methods, the independent interval approx...
cond-mat_stat-mech
Hyperuniformity of Quasicrystals: Hyperuniform systems, which include crystals, quasicrystals and special disordered systems, have attracted considerable recent attention, but rigorous analyses of the hyperuniformity of quasicrystals have been lacking because the support of the spectral intensity is dense and discontin...
cond-mat_stat-mech
The effect of memory and active forces on transition path times distributions: An analytical expression is derived for the transition path time distribution for a one-dimensional particle crossing of a parabolic barrier. Two cases are analyzed: (i) A non-Markovian process described by a generalized Langevin equation ...
cond-mat_stat-mech
Non-Debye relaxations: The characteristic exponent in the excess wings model: The characteristic (Laplace or L\'evy) exponents uniquely characterize infinitely divisible probability distributions. Although of purely mathematical origin they appear to be uniquely associated with the memory functions present in evoluti...
cond-mat_stat-mech
Random Deposition Model with a Constant Capture Length: We introduce a sequential model for the deposition and aggregation of particles in the submonolayer regime. Once a particle has been randomly deposited on the substrate, it sticks to the closest atom or island within a distance \ell, otherwise it sticks to the dep...
cond-mat_stat-mech
Dimensionality effects in restricted bosonic and fermionic systems: The phenomenon of Bose-like condensation, the continuous change of the dimensionality of the particle distribution as a consequence of freezing out of one or more degrees of freedom in the low particle density limit, is investigated theoretically in th...
cond-mat_stat-mech
Critical Casimir effects in 2D Ising model with curved defect lines: This work is aimed at studying the influence of critical Casimir effects on energetic properties of curved defect lines in the frame of 2D Ising model. Two types of defect curves were investigated. We start with a simple task of globule formation from...
cond-mat_stat-mech
Velocity and Speed Correlations in Hamiltonian Flocks: We study a $2d$ Hamiltonian fluid made of particles carrying spins coupled to their velocities. At low temperatures and intermediate densities, this conservative system exhibits phase coexistence between a collectively moving droplet and a still gas. The particle d...
cond-mat_stat-mech
Universal dimensional crossover of domain wall dynamics in ferromagnetic films: The magnetic domain wall motion driven by a magnetic field is studied in (Ga,Mn)As and (Ga,Mn)(As,P) films of different thicknesses. In the thermally activated creep regime, a kink in the velocity curves and a jump of the roughness expone...
cond-mat_stat-mech
Master equation approach to the stochastic accumulation dynamics of bacterial cell cycle: The mechanism of bacterial cell size control has been a mystery for decades, which involves the well-coordinated growth and division in the cell cycle. The revolutionary modern techniques of microfluidics and the advanced live i...
cond-mat_stat-mech
The asymptotic Bethe ansatz solution for one-dimensional SU(2) spinor bosons with finite range Gaussian interactions: We propose a one-dimensional model of spinor bosons with SU(2) symmetry and a two-body finite range Gaussian interaction potential. We show that the model is exactly solvable when the width of the int...
cond-mat_stat-mech
Critical behavior of the Coulomb-glass model in the zero-disorder limit: Ising universality in a system with long-range interactions: The ordering of charges on half-filled hypercubic lattices is investigated numerically, where electroneutrality is ensured by background charges. This system is equivalent to the $s = ...
cond-mat_stat-mech
Reply to Comment on Effect of polydispersity on the ordering transition of adsorbed self-assembled rigid rods: We comment on the nature of the ordering transition of a model of equilibrium polydisperse rigid rods, on the square lattice, which is reported by Lopez et al. to exhibit random percolation criticality in th...
cond-mat_stat-mech
Percolation of sticks: effect of stick alignment and length dispersity: Using Monte Carlo simulation, we studied the percolation of sticks, i.e. zero-width rods, on a plane paying special attention to the effects of stick alignment and their length dispersity. The stick lengths were distributed in accordance with log-n...
cond-mat_stat-mech
Supercooled liquids are Fickian yet non-Gaussian: Reply to "Comment on 'Fickian non-Gaussian diffusion in glass-forming liquids' ". In [ArXiv:2210.07119v1], Berthier et al. questioned the findings of our letter [Phys. Rev. Lett. 128, 168001 (2022)], concerning the existence and the features of Fickian non-Gaussian di...
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Velocity Distributions in Homogeneously Cooling and Heated Granular Fluids: We study the single particle velocity distribution for a granular fluid of inelastic hard spheres or disks, using the Enskog-Boltzmann equation, both for the homogeneous cooling of a freely evolving system and for the stationary state of a un...
cond-mat_stat-mech
Modified Thirring model beyond the excluded-volume approximation: Long-range interacting systems may exhibit ensemble inequivalence and can possibly attain equilibrium states under completely open conditions, for which energy, volume and number of particles simultaneously fluctuate. Here we consider a modified version ...
cond-mat_stat-mech
Microscopic View on Short-Range Wetting at the Free Surface of the Binary Metallic Liquid Gallium-Bismuth: An X-ray Reflectivity and Square Gradient Theory Study: We present an x-ray reflectivity study of wetting at the free surface of the binary liquid metal gallium-bismuth (Ga-Bi) in the region where the bulk pha...
cond-mat_stat-mech
Learning nonequilibrium control forces to characterize dynamical phase transitions: Sampling the collective, dynamical fluctuations that lead to nonequilibrium pattern formation requires probing rare regions of trajectory space. Recent approaches to this problem based on importance sampling, cloning, and spectral app...
cond-mat_stat-mech
Stationary State Skewness in Two Dimensional KPZ Type Growth: We present numerical Monte Carlo results for the stationary state properties of KPZ type growth in two dimensional surfaces, by evaluating the finite size scaling (FSS) behaviour of the 2nd and 4th moments, $W_2$ and $W_4$, and the skewness, $W_3$, in the Ki...
cond-mat_stat-mech
Properties of Higher-Order Phase Transitions: Experimental evidence for the existence of strictly higher-order phase transitions (of order three or above in the Ehrenfest sense) is tenuous at best. However, there is no known physical reason why such transitions should not exist in nature. Here, higher-order transitions...
cond-mat_stat-mech
Percolation in random environment: We consider bond percolation on the square lattice with perfectly correlated random probabilities. According to scaling considerations, mapping to a random walk problem and the results of Monte Carlo simulations the critical behavior of the system with varying degree of disorder is go...
cond-mat_stat-mech
Dynamical systems on large networks with predator-prey interactions are stable and exhibit oscillations: We analyse the stability of linear dynamical systems defined on sparse, random graphs with predator-prey, competitive, and mutualistic interactions. These systems are aimed at modelling the stability of fixed poin...
cond-mat_stat-mech
Domino effect for world market fluctuations: In order to emphasize cross-correlations for fluctuations in major market places, series of up and down spins are built from financial data. Patterns frequencies are measured, and statistical tests performed. Strong cross-correlations are emphasized, proving that market move...
cond-mat_stat-mech
Physics-informed Bayesian inference of external potentials in classical density-functional theory: The swift progression of machine learning (ML) has not gone unnoticed in the realm of statistical mechanics. ML techniques have attracted attention by the classical density-functional theory (DFT) community, as they ena...
cond-mat_stat-mech
Simulation of heat transport in low-dimensional oscillator lattices: The study of heat transport in low-dimensional oscillator lattices presents a formidable challenge. Theoretical efforts have been made trying to reveal the underlying mechanism of diversified heat transport behaviors. In lack of a unified rigorous tre...
cond-mat_stat-mech
Phase diagrams and critical behavior of the quantum spin-1/2 XXZ model on diamond-type hierarchical lattices: In this paper, the phase diagrams and the critical behavior of the spin-1/2 anisotropic XXZ ferromagnetic model (the anisotropic parameter {\Delta}\in(-\infty,1]) on two kinds of diamond-type hierarchical (DH...
cond-mat_stat-mech
Hybrid soft-mode and off-center Ti model of barium titanate: It has been recently established by NMR techniques that in the high temperature cubic phase of BaTiO$_3$ the Ti ions are not confined to the high symmetry cubic sites, but rather occupy one of the eight off-center positions along the $[111]$ directions. The o...
cond-mat_stat-mech
Unequal Intra-layer Coupling in a Bilayer Driven Lattice Gas: The system under study is a twin-layered square lattice gas at half-filling, being driven to non-equilibrium steady states by a large, finite `electric' field. By making intra-layer couplings unequal we were able to extend the phase diagram obtained by Hill,...
cond-mat_stat-mech
Effect of Elastic Deformations on the Critical Behavior of Disordered Systems with Long-Range Interactions: A field-theoretic approach is applied to describe behavior of three-dimensional, weakly disordered, elastically isotropic, compressible systems with long-range interactions at various values of a long-range int...
cond-mat_stat-mech
Comment on "Fluctuation Theorem Uncertainty Relation" and "Thermodynamic Uncertainty Relations from Exchange Fluctuation Theorems": In recent letter [Phys.~Rev.~Lett {\bf 123}, 110602 (2019)], Y.~Hasegawa and T.~V.~Vu derived a thermodynamic uncertainty relation. But the bound of their relation is loose. In this comm...
cond-mat_stat-mech
Screening of an electrically charged particle in a two-dimensional two-component plasma at $Γ=2$: We consider the thermodynamic effects of an electrically charged impurity immersed in a two-dimensional two-component plasma, composed by particles with charges $\pm e$, at temperature $T$, at coupling $\Gamma=e^2/(k_B T...
cond-mat_stat-mech
Emergent non-Hermitian physics in generalized Lotka-Volterra model: In this paper, we study the non-Hermitian physics emerging from a predator-prey ecological model described by a generalized Lotka-Volterra equation. In the phase space, this nonlinear equation exhibits both chaotic and localized dynamics, which are sep...
cond-mat_stat-mech
Identification of a polymer growth process with an equilibrium multi-critical collapse phase transition: the meeting point of swollen, collapsed and crystalline polymers: We have investigated a polymer growth process on the triangular lattice where the configurations produced are self-avoiding trails. We show that ...
cond-mat_stat-mech
Inequalities generalizing the second law of thermodynamics for transitions between non-stationary states: We discuss the consequences of a variant of the Hatano-Sasa relation in which a non-stationary distribution is used in place of the usual stationary one. We first show that this non-stationary distribution is rel...
cond-mat_stat-mech
Interaction-disorder competition in a spin system evaluated through the Loschmidt Echo: The interplay between interactions and disorder in closed quantum many-body systems is relevant for thermalization phenomenon. In this article, we address this competition in an infinite temperature spin system, by means of the Lo...
cond-mat_stat-mech
A field-theoretic approach to nonequilibrium work identities: We study nonequilibrium work relations for a space-dependent field with stochastic dynamics (Model A). Jarzynski's equality is obtained through symmetries of the dynamical action in the path integral representation. We derive a set of exact identities that g...
cond-mat_stat-mech
Finite temperature theory of the trapped two dimensional Bose gas: We present a Hartree-Fock-Bogoliubov (HFB) theoretical treatment of the two-dimensional trapped Bose gas and indicate how semiclassical approximations to this and other formalisms have lead to confusion. We numerically obtain results for the fully quant...
cond-mat_stat-mech
Criticality of natural absorbing states: We study a recently introduced ladder model which undergoes a transition between an active and an infinitely degenerate absorbing phase. In some cases the critical behaviour of the model is the same as that of the branching annihilating random walk with $N\geq 2$ species both wi...
cond-mat_stat-mech
Uncovering the secrets of the 2d random-bond Blume-Capel model: The effects of bond randomness on the ground-state structure, phase diagram and critical behavior of the square lattice ferromagnetic Blume-Capel (BC) model are discussed. The calculation of ground states at strong disorder and large values of the crystal ...
cond-mat_stat-mech
A generalized thermodynamics for power-law statistics: We show that there exists a natural way to define a condition of generalized thermal equilibrium between systems governed by Tsallis thermostatistics, under the hypotheses that i) the coupling between the systems is weak, ii) the structure functions of the systems ...
cond-mat_stat-mech
Directed transport in equilibrium : analysis of the dimer model with inertial terms: We have previously shown an analysis of our dimer model in the over-damped regime to show directed transport in equilibrium. Here we analyze the full model with inertial terms present to establish the same result. First we derive the...
cond-mat_stat-mech
Finite-temperature properties of quasi-2D Bose-Einstein condensates: Using the finite-temperature path integral Monte Carlo method, we investigate dilute, trapped Bose gases in a quasi-two dimensional geometry. The quantum particles have short-range, s-wave interactions described by a hard-sphere potential whose core r...
cond-mat_stat-mech
Finite size induced phenomena in 2D classical spin models: We make a short overview of the recent analytic and numerical studies of the classical two-dimensional XY and Heisenberg models at low temperatures. Special attention is being paid to an influence of finite system size L on the peculiarities of the low-temperat...
cond-mat_stat-mech
Quench dynamics and scaling laws in topological nodal loop semimetals: We employ quench dynamics as an effective tool to probe different universality classes of topological phase transitions. Specifically, we study a model encompassing both Dirac-like and nodal loop criticalities. Examining the Kibble-Zurek scaling of ...
cond-mat_stat-mech
Zero temperature coarsening in Ising model with asymmetric second neighbour interaction in two dimensions: We consider the zero temperature coarsening in the Ising model in two dimensions where the spins interact within the Moore neighbourhood. The Hamiltonian is given by $H = - \sum_{<i,j>}{S_iS_j} - \kappa \sum_{<i...
cond-mat_stat-mech
Correlation Matrix Spectra: A Tool for Detecting Non-apparent Correlations?: It has been shown that, if a model displays long-range (power-law) spatial correlations, its equal-time correlation matrix of this model will also have a power law tail in the distribution of its high-lying eigenvalues. The purpose of this l...
cond-mat_stat-mech
Resetting with stochastic return through linear confining potential: We consider motion of an overdamped Brownian particle subject to stochastic resetting in one dimension. In contrast to the usual setting where the particle is instantaneously reset to a preferred location (say, the origin), here we consider a finite t...
cond-mat_stat-mech
Criterion for phase separation in one-dimensional driven systems: A general criterion for the existence of phase separation in driven one-dimensional systems is proposed. It is suggested that phase separation is related to the size dependence of the steady-state currents of domains in the system. A quantitative criteri...
cond-mat_stat-mech
Non-equilibrium steady state and induced currents of a mesoscopically-glassy system: interplay of resistor-network theory and Sinai physics: We introduce an explicit solution for the non-equilibrium steady state (NESS) of a ring that is coupled to a thermal bath, and is driven by an external hot source with log-wid...
cond-mat_stat-mech
Interplay between writhe and knotting for swollen and compact polymers: The role of the topology and its relation with the geometry of biopolymers under different physical conditions is a nontrivial and interesting problem. Aiming at understanding this issue for a related simpler system, we use Monte Carlo methods to i...
cond-mat_stat-mech
The Enskog equation for confined elastic hard spheres: A kinetic equation for a system of elastic hard spheres or disks confined by a hard wall of arbitrary shape is derived. It is a generalization of the modified Enskog equation in which the effects of the confinement are taken into account and it is supposed to be va...
cond-mat_stat-mech
Socioeconomic agents as active matter in nonequilibrium Sakoda-Schelling models: How robust are socioeconomic agent-based models with respect to the details of the agents' decision rule? We tackle this question by considering an occupation model in the spirit of the Sakoda-Schelling model, historically introduced to ...
cond-mat_stat-mech
Critical, crossover, and correction-to-scaling exponents for isotropic Lifshitz points to order $\boldsymbol{(8-d)^2}$: A two-loop renormalization group analysis of the critical behaviour at an isotropic Lifshitz point is presented. Using dimensional regularization and minimal subtraction of poles, we obtain the expa...
cond-mat_stat-mech
Investigating Extreme Dependences: Concepts and Tools: We investigate the relative information content of six measures of dependence between two random variables $X$ and $Y$ for large or extreme events for several models of interest for financial time series. The six measures of dependence are respectively the linear c...
cond-mat_stat-mech
Tensor Networks: Phase transition phenomena on hyperbolic and fractal geometries: One of the challenging problems in the condensed matter physics is to understand the quantum many-body systems, especially, their physical mechanisms behind. Since there are only a few complete analytical solutions of these systems, sev...
cond-mat_stat-mech
Competition Between Exchange and Anisotropy in a Pyrochlore Ferromagnet: The Ising-like spin ice model, with a macroscopically degenerate ground state, has been shown to be approximated by several real materials. Here we investigate a model related to spin ice, in which the Ising spins are replaced by classical Heisenb...
cond-mat_stat-mech
Accessing power-law statistics under experimental constraints: Over the last decades, impressive progresses have been made in many experimental domains, e.g. microscopic techniques such as single-particle tracking, leading to plethoric amounts of data. In a large variety of systems, from natural to socio-economic, the ...
cond-mat_stat-mech
Modelling High-frequency Economic Time Series: The minute-by-minute move of the Hang Seng Index (HSI) data over a four-year period is analysed and shown to possess similar statistical features as those of other markets. Based on a mathematical theorem [S. B. Pope and E. S. C. Ching, Phys. Fluids A {\bf 5}, 1529 (1993)]...
cond-mat_stat-mech
The three-state Potts antiferromagnet on plane quadrangulations: We study the antiferromagnetic 3-state Potts model on general (periodic) plane quadrangulations $\Gamma$. Any quadrangulation can be built from a dual pair $(G,G^*)$. Based on the duality properties of $G$, we propose a new criterion to predict the phase ...
cond-mat_stat-mech
Metropolis Monte Carlo algorithm based on the reparametrization invariance: We introduce a modification of the well-known Metropolis importance sampling algorithm by using a methodology inspired on the consideration of the reparametrization invariance of the microcanonical ensemble. The most important feature of the ...
cond-mat_stat-mech
The Putative Liquid-Liquid Transition is a Liquid-Solid Transition in Atomistic Models of Water, Part II: This paper extends our earlier studies of free energy functions of density and crystalline order parameters for models of supercooled water, which allows us to examine the possibility of two distinct metastable l...
cond-mat_stat-mech
Understanding probability and irreversibility in the Mori-Zwanzig projection operator formalism: Explaining the emergence of stochastic irreversible macroscopic dynamics from time-reversible deterministic microscopic dynamics is one of the key problems in philosophy of physics. The Mori-Zwanzig projection operator fo...
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Competition between Short-Ranged Attraction and Short-Ranged Repulsion in Crowded Configurational Space; A Lattice Model Description: We describe a simple nearest-neighbor Ising model that is capable of supporting a gas, liquid, crystal, in characteristic relationship to each other. As the parameters of the model are...
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Statistical Properties of the Final State in One-dimensional Ballistic Aggregation: We investigate the long time behaviour of the one-dimensional ballistic aggregation model that represents a sticky gas of N particles with random initial positions and velocities, moving deterministically, and forming aggregates when ...
cond-mat_stat-mech
Network Mutual Information and Synchronization under Time Transformations: We investigate the effect of general time transformations on the phase synchronization (PS) phenomenon and the mutual information rate (MIR) between pairs of nodes in dynamical networks. We demonstrate two important results concerning the inva...
cond-mat_stat-mech
A Random Force is a Force, of Course, of Coarse: Decomposing Complex Enzyme Kinetics with Surrogate Models: The temporal autocorrelation (AC) function associated with monitoring order parameters characterizing conformational fluctuations of an enzyme is analyzed using a collection of surrogate models. The surrogates ...
cond-mat_stat-mech
Thermodynamics of the Noninteracting Bose Gas in a Two-Dimensional Box: Bose-Einstein condensation (BEC) of a noninteracting Bose gas of N particles in a two-dimensional box with Dirichlet boundary conditions is studied. Confirming previous work, we find that BEC occurs at finite N at low temperatures T without the occ...
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Finite size spectrum of the staggered six-vertex model with $U_q(\mathfrak{sl}(2))$-invariant boundary conditions: The finite size spectrum of the critical $\mathbb{Z}_2$-staggered spin-$1/2$ XXZ model with quantum group invariant boundary conditions is studied. For a particular (self-dual) choice of the staggering t...
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Manifestation of Random First Order Transition theory in Wigner glasses: We use Brownian dynamics simulations of a binary mixture of highly charged spherical colloidal particles to illustrate many of the implications of the Random First Order Transition (RFOT) theory (PRA 40 1045 (1989)), which is the only theory that ...
cond-mat_stat-mech
How a local active force modifies the structural properties of polymers: We study the dynamics of a polymer, described as a variant of a Rouse chain, driven by an active terminal monomer (head). The local active force induces a transition from a globule-like to an elongated state, as revealed by the study of the end-to...
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On the Surface Tensions of Binary Mixtures: For binary mixtures with fixed concentrations of the species, various relationships between the surface tensions and the concentrations are briefly reviewed.
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Phase transition in a one-dimensional Ising ferromagnet at zero-temperature under Glauber dynamics with a synchronous updating mode: In the past decade low-temperature Glauber dynamics for the one-dimensional Ising system has been several times observed experimentally and occurred to be one of the most important theo...
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The non-equilibrium phase transition of the pair-contact process with diffusion: The pair-contact process 2A->3A, 2A->0 with diffusion of individual particles is a simple branching-annihilation processes which exhibits a phase transition from an active into an absorbing phase with an unusual type of critical behaviou...
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Universal microstructure and mechanical stability of jammed packings: Jammed packings' mechanical properties depend sensitively on their detailed local structure. Here we provide a complete characterization of the pair correlation close to contact and of the force distribution of jammed frictionless spheres. In particu...
cond-mat_stat-mech
Response to a small external force and fluctuations of a passive particle in a one-dimensional diffusive environment: We investigate the long time behavior of a passive particle evolving in a one-dimensional diffusive random environment, with diffusion constant $D$. We consider two cases: (a) The particle is pulled f...
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Topological footprints of the 1D Kitaev chain with long range superconducting pairings at a finite temperature: We study the 1D Kitaev chain with long range superconductive pairing terms at a finite temperature where the system is prepared in a mixed state in equilibrium with a heat reservoir maintained at a constant...
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Field-induced dynamics in the quantum Brownian oscillator: An exact treatment: We consider a quantum linear oscillator coupled to a bath in equilibrium at an arbitrary temperature and then exposed to an external field arbitrary in form and strength. We then derive the reduced density operator in closed form of the co...
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Localization threshold of Instantaneous Normal Modes from level-spacing statistics: We study the statistics of level-spacing of Instantaneous Normal Modes in a supercooled liquid. A detailed analysis allows to determine the mobility edge separating extended and localized modes in the negative tail of the density of s...
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