English
Related papers

Related papers: Entropic effects on the Size Evolution of Cluster …

200 papers

New experimental results and their physical analysis are presented to clarify the behavior of a relatively stable self-arranged droplet cluster levitating over the locally heated water surface. An external electric field of both opposite…

Only recently the essential role of the percolation critical point has been considered on the dynamical properties of connected regions of aligned spins (domains) after a sudden temperature quench. In equilibrium, it is possible to resolve…

Formation of large-scale coherent structures in a turbulent convection via excitation of large-scale instability is studied. The redistribution of the turbulent heat flux due to non-uniform large-scale motions plays a crucial role in the…

Astrophysics · Physics 2008-11-26 T. Elperin , I. Golubev , N. Kleeorin , I. Rogachevskii

The change in the angular momentum of an atomic cluster following evaporation is investigated using rigorous phase space theory and molecular dynamics simulations, with an aim at the possible rotational cooling and heating effects.…

Statistical Mechanics · Physics 2009-11-10 P. Parneix , F. Calvo

The nature of the amorphous state has been notably difficult to ascertain at the microscopic level. In addition to the fundamental importance of understanding the amorphous state, potential changes to amorphous structures as a result of…

Disordered Systems and Neural Networks · Physics 2020-07-30 A. Diver , O. Dicks , A. M. Elena , I. T. Todorov , K. Trachenko

In this study, molecular dynamics simulations were conducted to investigate the relaxation of the internal energy in nano-sized particles and its impact on the nucleation of atomic clusters. Quantum-mechanical potentials were utilized to…

Atomic and Molecular Clusters · Physics 2024-07-30 Mitchell Bredice , Michael G. Rozman , Jonathan Smucker , Eric Farmer , Robin Côté , Vasili Kharchenko

The mass spectra of gas-phase clusters in cluster beams have a rich structure where the relative heights of the peaks compared to peaks corresponding to clusters of neighbor sizes reveal the stability of the clusters as a function of the…

Chemical Physics · Physics 2019-04-26 Jose I. Martinez , Julio A. Alonso

Personal comments are made about the title subjects, including: the relation of Friedel oscillations to Hume-Rothery stabilisation; how calculations may resolve the random-tiling versus ideal pictures of quasicrystals; and the role of…

Materials Science · Physics 2009-11-11 C. L. Henley

The vibrational dynamics of solids is described by phonons constituting basic collective excitations in equilibrium crystals. Here we consider an active crystal composed of self-propelled particles which bring the system into a…

Soft Condensed Matter · Physics 2023-11-08 Lorenzo Caprini , Umberto Marini Bettolo Marconi , Andrea Puglisi , Hartmut Löwen

The precipitate shape, size and distribution are crucial factors which determine the properties of several technologically important alloys. Elastic interactions between the inclusions modify their morphology and align them along…

Materials Science · Physics 2019-06-25 Sandeep Sugathan , Saswata Bhattacharya

It is shown how different globally coupled map systems can be analyzed under a common framework by focusing on the dynamics of their respective global coupling functions. We investigate how the functional form of the coupling determines the…

Chaotic Dynamics · Physics 2009-11-07 M. G. Cosenza , A. Parravano

The correct identification of clusters is crucial for an accurate monitoring of the spread of a disease and also in many other natural, social and physical phenomena which exhibit an epidemic structure. Nevertheless, even when an accurate…

Physics and Society · Physics 2021-04-12 Eugenio Lippiello , Polytzois Bountzis

It is widely believed that structure in the Universe evolves hierarchically, as primordial density fluctuations, amplified by gravity, collapse and merge to form progressively larger systems. The structure and evolution of X-ray clusters,…

Astrophysics · Physics 2009-10-31 T. J. Ponman , D. B. Cannon , J. F. Navarro

Ages are key to truly understand a large plethora of astrophysical phenomena. On the other hand, stellar clusters are open windows to understand stellar evolution, specifically, the change with time and mass of different stellar properties.…

Solar and Stellar Astrophysics · Physics 2016-11-23 David Barrado

The effects of cluster mergers on the metal enrichment of the intra-cluster gas in clusters of galaxies are reviewed. Mergers can influence the metal production as well as the gas ejection processes, which transport the gas from the galaxy…

Astrophysics · Physics 2007-05-23 Sabine Schindler

To quickly screen for single-phased multi-principal-element materials, a so-called entropy forming ability (EFA) parameter is sometimes used as a descriptor. The higher the EFA, the higher is the propensity to form a single-phase structure,…

Materials Science · Physics 2023-05-12 Andreas Kretschmer , Paul Heinz Mayrhofer

It is shown that preferential concentrations of inertial (finite-size) particle suspensions in turbulent flows follow from the dissipative nature of their dynamics. In phase space, particle trajectories converge toward a dynamical fractal…

Chaotic Dynamics · Physics 2009-11-10 Jeremie Bec

Collective organization in matter plays a significant role in its expressed physical properties. Typically, it is detected via an order parameter, appropriately defined for each given system's observed emergent patterns. Recent developments…

Statistical Mechanics · Physics 2016-08-16 V. S. Vijayaraghavan , R. G. James , J. P. Crutchfield

We present structural properties of two-dimensional polymers as far as they can be described by percolation theory. The percolation threshold, critical exponents and fractal dimensions of clusters are determined by computer simulation and…

Condensed Matter · Physics 2009-10-22 Christian Muenkel , Dieter W. Heermann

We consider the effects of a massive, unstable neutrino on the evolution of large--scale structure and anisotropies in the cosmic microwave background. Comparison with large--scale structure data allows us to rule out a wide range of masses…

Astrophysics · Physics 2008-11-26 M. White , G. Gelmini , J. Silk