English
Related papers

Related papers: Dipole glass parameter behaviour for ferro-antifer…

200 papers

We explore the ground-state properties of bosons with dipole-dipole interactions in a one-dimensional optical lattice. Remarkably, a crystallization process happens for strong dipolar interactions. Herein, we provide a detailed…

Quantum Gases · Physics 2018-12-05 Budhaditya Chatterjee , Axel U. J. Lode

Ultracold dipolar Fermi gases represent relatively unexplored, strongly correlated systems arising from long-range and anisotropic interactions. We demonstrate the possibility of a spontaneous symmetry breaking biaxial phase in these…

Other Condensed Matter · Physics 2015-05-13 Benjamin M. Fregoso , Kai Sun , Eduardo Fradkin , Benjamin L. Lev

Ferrogels consist of magnetic colloidal particles embedded in an elastic polymer matrix. As a consequence, their structural and rheological properties are governed by a competition between magnetic particle-particle interactions and…

Soft Condensed Matter · Physics 2017-06-27 P. Cremer , M. Heinen , A. M. Menzel , H. Löwen

The glass-forming ability is an important material property for manufacturing glasses and understanding the long-standing glass transition problem. Because of the nonequilibrium nature, it is difficult to develop the theory for it. Here we…

Soft Condensed Matter · Physics 2021-01-26 Yunhuan Nie , Jun Liu , Jialing Guo , Ning Xu

We study the local dynamical fluctuations in glass-forming models of particles embedded in $d$-dimensional space, in the mean-field limit of $d\to\infty$. Our analytical calculation reveals that single-particle observables, such as squared…

Disordered Systems and Neural Networks · Physics 2022-04-27 Giulio Biroli , Patrick Charbonneau , Giampaolo Folena , Yi Hu , Francesco Zamponi

The mechanisms of electrostatic interactions between two charged dielectric spheres inside a polarizable medium have been investigated, in terms of hypothetical effective dipoles that depict how the positive and negative charge in each…

Soft Condensed Matter · Physics 2025-02-06 Yanyu Duan , Zecheng Gan , Ho-Kei Chan

We investigate in detail the initial susceptibility, magnetization curves, and microstructure of ferrofluids in various concentration and particle dipole moment ranges by means of molecular dynamics simulations. We use the Ewald summation…

Soft Condensed Matter · Physics 2016-08-16 Zuowei Wang , Christian Holm , Hanns Walter Müller

Motivated by recent experimental advances in creating polar molecular gases in the laboratory, we theoretically investigate the many body effects of two-dimensional dipolar systems with the anisotropic and $1/r^3$ dipole-dipole…

Quantum Gases · Physics 2010-12-20 Qiuzi Li , E. H. Hwang , S. Das Sarma

We develop a dipole model describing the thermal far-field radiation of a nanoparticle in close vicinity to a substrate. By including in our description the contribution of eddy currents and the possibility to choose different temperatures…

Mesoscale and Nanoscale Physics · Physics 2021-03-17 Florian Herz , Svend-Age Biehs

Molecular-dynamics simulations are presented for two correlation functions formed with the partial density fluctuations of binary hard-sphere mixtures in order to explore the effects of mixing on the evolution of glassy dynamics upon…

Soft Condensed Matter · Physics 2007-05-23 G. Foffi , W. Gotze , F. Sciortino , P. Tartaglia , Th. Voigtmann

Using a notion on the excess entropy of glass with respect to the counterpart crystal, we introduce a simple dimensionless order parameter $\xi$, which changes from $\xi \rightarrow 0$ to $\xi \rightarrow 1$. The former case corresponds to…

Disordered Systems and Neural Networks · Physics 2023-08-04 A. S. Makarov , G. V. Afonin , R. A. Konchakov , V. A. Khonik , J. C. Qiao , A. N. Vasiliev , N. P. Kobelev

We theoretically investigate the spin-dipole oscillation of a strongly interacting Fermi gas in a harmonic trap. By using a combined diagrammatic strong-coupling theory with a local density approximation and a sum rule approach, we clarify…

Quantum Gases · Physics 2020-01-22 Hiroyuki Tajima , Alessio Recati , Yoji Ohashi

Molecular dipole moments of analytic density-functional theory are investigated. The effect of element-dependent exchange potentials on these moments are examined by comparison with conventional quantum-chemical methods and experiment for…

Other Condensed Matter · Physics 2009-11-11 Brett I. Dunlap , Shashi P. Karna , Rajendra R. Zope , ;

In this work we study the high pressure behaviour of liquid and glassy GeO2 by means of molecular dynamics simulations. The interaction potential, which includes dipole polarization effects, was parameterized from first-principles…

Materials Science · Physics 2010-03-11 Dario Marrocchelli , Mathieu Salanne , Paul A Madden

The van der Waals coefficients for the alkali-metal atoms from Na to Fr interacting in their ground states, are calculated using relativistic ab initio methods. The accuracy of the calculations is estimated by also evaluating atomic static…

Atomic Physics · Physics 2007-05-23 A. Derevianko , W. R. Johnson , M. S. Safronova , J. F. Babb

In a previous paper we proposed a model to describe a gas of pyramidal molecules interacting via dipole-dipole interactions. The interaction modifies the tunneling properties between the classical equilibrium configurations of the single…

Statistical Mechanics · Physics 2007-05-23 Carlo Presilla , Giovanni Jona-Lasinio , Cristina Toninelli

The work presents the detailed analysis of the water dimer properties. Their parameters are investigated on the basis of a multipole interaction potential extended up to the quadrupole--quadrupole and dipole--octupole terms. All main…

Chemical Physics · Physics 2013-05-02 P. V. Makhlaichuk , M. P. Malomuzh , I. V. Zhyganiuk

Statistical theory of the dielectric susceptibility of polar liquid crystals is proposed. The molecules are not uniaxial but similar to cones. It is assumed that the permanent dipole moment of a molecule is parallel to the axis of the…

Soft Condensed Matter · Physics 2011-02-04 A. Kapanowski , T. Wietecha

The mode-coupling theory for ideal glass transitions in simple systems is generalized to a theory for the glassy dynamics of molecular liquids using the density fluctuations of the sites of the molecule's constituent atoms as the basic…

Soft Condensed Matter · Physics 2009-11-07 S. -H. Chong , W. Gotze

We apply the dual-varibles approach to the problem of the optical response of an disordered film of metal particles with dipole-dipole interaction. Long range dipole-dipole interaction makes the effect of spatial correlations significant,…

Disordered Systems and Neural Networks · Physics 2015-06-15 A. A. Osipov , A. N. Rubtsov
‹ Prev 1 4 5 6 7 8 10 Next ›