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By considering symmetric and asymmetric dipolar coupled mixtures (with dysprosium and erbium isotopes), we report a study on relevant anisotropic effects, related to spatial separation and miscibility, due to dipole-dipole interactions…

Quantum Gases · Physics 2019-12-02 Lauro Tomio , Ramavarmaraja Kishor Kumar , Arnaldo Gammal

We demonstrate strong light-matter interaction for a layer of templated merocyanine molecules in a planar microcavity. Using a single layer of graphene nanoribbons as a templating layer, we obtain an aligned layer of aggregated molecules.…

We report the emergence of a novel interface-induced shape anisotropy component in zigzag-structured thin films fabricated via Sequential Oblique Angle Deposition (S-OAD). In this study, we systematically investigate cobalt (Co) and Co2FeAl…

We investigate the self-organization of a binary mixture of similar sized rods and dipolar soft spheres by means of Monte-Carlo simulations. We model the interparticle interactions by employing anisotropic Gay-Berne, dipolar and soft-sphere…

Soft Condensed Matter · Physics 2015-04-17 Stavros D. Peroukidis , Ken Lichtner , Sabine H. L. Klapp

The microscopic structure of several amorphous substances often reveals complex patterns such as medium- or long-range order, spatial heterogeneity, and even local polycrystallinity. To capture all these features, models usually incorporate…

The optical properties of two-dimensional materials are exceptional in several respects. They are highly anisotropic and frequently dominated by excitonic effects. Dipole-allowed second order non-linear optical properties require broken…

Mesoscale and Nanoscale Physics · Physics 2023-07-05 M. F. C. Martins Quintela , T. Garm Pedersen

We investigate the optical properties of an ultrathin film of a topological insulator in the presence of an in-plane magnetic field. We show that due to the combination of the overlap between the surface states of the two layers and the…

Mesoscale and Nanoscale Physics · Physics 2015-07-29 Fariborz Parhizgar , Ali G. Moghaddam , Reza Asgari

One-dimensional metal-organic chains often possess a complex magnetic structure susceptible to be modified by a alteration of their chemical composition. The possibility to tune their magnetic properties provides an interesting playground…

We examine the organization and dynamics of binary colloidal monolayers composed of micron-scale silica particles interspersed with smaller-diameter silica particles that serve as minority component impurities. These binary monolayers are…

Soft Condensed Matter · Physics 2023-05-22 Jonathan G. Raybin , Rebecca B. Wai , Naomi S. Ginsberg

Hybrid systems consisting of metal-fullerene composites exhibit intriguing properties but often suffer from thermal instability. With proper control, such instability can be harnessed to enable the formation of sophisticated nanostructures…

In this work we studied a two dimensional ferromagnetic system using Monte Carlo simulations. Our model includes exchange and dipolar interactions, a cubic anisotropy term, and uniaxial out-of-plane and in-plane ones. According to the set…

Materials Science · Physics 2014-06-11 O. V. Billoni , S. Bustingorry , M. Barturen , J. Milano , S. A. Cannas

A simple model was constructed to describe the polar ordering of non-centrosymmetric supramolecular aggregates formed by self assembling triblock rodcoil polymers. The aggregates are modeled as dipoles in a lattice with an Ising-like…

Soft Condensed Matter · Physics 2009-10-31 M. Sayar , F. J. Solis , M. Olvera de la Cruz , S. I. Stupp

Recently, two-dimensional (2D) materials with strong in-plane anisotropic properties such as black phosphorus have demonstrated great potential for developing new devices that can take advantage of its reduced lattice symmetry with…

Mesoscale and Nanoscale Physics · Physics 2016-05-05 Huan Zhao , Jiangbin Wu , Hongxia Zhong , Qiushi Guo , Xiaomu Wang , Fengnian Xia , Li Yang , Ping-Heng Tan , Han Wang

Efficient detection of harmful organic volatile compounds is a major health and environmental need in industrialized societies. Tailor-made metal-organic frameworks and other coordination polymers are emerging as promising sensing molecular…

Many unusual behaviors in complex oxides are deeply associated with the spontaneous emergence of microscopic phase separation. Depending on the underlying mechanism, the competing phases can form ordered or random patterns at vastly…

Mesoscale and Nanoscale Physics · Physics 2015-05-19 Keji Lai , Masao Nakamura , Worasom Kundhikanjana , Masashi Kawasaki , Yoshinori Tokura , Michael A. Kelly , Zhi-Xun Shen

Roughness and orientational order in thin films of anisotropic particles are investigated using kinetic Monte Carlo simulations on a cubic lattice. Anisotropic next-neighbor interactions between the lattice particles were chosen to mimic…

Soft Condensed Matter · Physics 2022-09-08 Eelco Empting , Nicolas Bader , Martin Oettel

Lateral microsegregation in a monolayer of a binary mixture of particles or macromolecules is studied by MD simulations in a generic model with the interacting potentials inspired by effective interactions in biological or soft-matter…

Soft Condensed Matter · Physics 2025-05-26 M. Litniewski , W. T. Gozdz nd A. Ciach

Shape anisotropy of colloidal nanoparticles has emerged as an important design variable for engineering assemblies with targeted structure and properties. In particular, a number of polyhedral nanoparticles have been shown to exhibit a rich…

Soft Condensed Matter · Physics 2013-09-13 Mihir R. Khadilkar , Umang Agarwal , Fernando A. Escobedo

We investigate mixing effects on the glass state of binary colloidal hard-sphere-like mixtures with large size asymmetry, at a constant volume fraction phi = 0.61. The structure, dynamics and viscoelastic response as a function of mixing…

Soft Condensed Matter · Physics 2015-06-12 Tatjana Sentjabrskaja , Donald Guu , M Paul Lettinga , Stefan U Egelhaaf , Marco Laurati

Assemblies of magnetic nanoparticles exhibit interesting physical properties arising from the competition of intraparticle dynamics and interparticle interactions. In ordered arrays of magnetic nanoparticles magnetostatic interparticle…

Materials Science · Physics 2008-10-24 D. Kechrakos , K. N. Trohidou