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The dipolar interaction is known to substantially affect the properties of magnetic nanoparticles. This is particularly important when the particles are kept in a fluid suspension or packed inside nano-carriers. In addition to its usual…

The report shows the temperature behavior of the real part of dielectric permittivity in the static (dielectric constant) and lo-frequency (LF) domains in bulk samples of 11CB and BaTiO3-based nanocolloids. The study covers the Isotropic…

Soft Condensed Matter · Physics 2022-07-27 Joanna LOs , Aleksandra Drozd-Rzoska , Sylwester J. Rzoska , Krzysztof Czuprynski

We study the effects of colloidal nanoparticles (NPs) in liquid crystal samples in the dilute limit, in a Landau--de Gennes theoretical framework. The effects of the suspended NPs are captured by a homogenized energy, as outlined…

Soft Condensed Matter · Physics 2026-03-03 Prabakaran Rajamanickam , Fatimah Almutari , Apala Majumdar

Nanoconfined liquid crystals (LCs) and their nanocomposites are driving the next generation of photonic applications. Consequently, deepening our understanding of mesophase stability, defect topology, and the dynamic response of LCs at the…

The effect of superposed dc and ac applied voltages on two types of spatially periodic instabilities in nematic liquid crystals, flexoelectric domains (FD) and electroconvection (EC), was studied. The onset characteristics, threshold…

Soft Condensed Matter · Physics 2016-09-15 Nándor Éber , Péter Salamon , Balázs András Fekete , Ridvan Karapinar , Alexei Krekhov , Ágnes Buka

In this work, we study the effect of dipole-dipole interparticle interactions on the static thermodynamic and magnetic properties of an ensemble of immobilized monodisperse superparamagnetic nanoparticles. We assume that magnetic…

Materials Science · Physics 2020-11-17 Anna Yu. Solovyova , Sergey A. Sokolsky , Ekaterina A. Elfimova , Alexey O. Ivanov

A comprehensive microscopic understanding of ambient liquid water is a major challenge for $ab$ $initio$ simulations as it simultaneously requires an accurate quantum mechanical description of the underlying potential energy surface (PES)…

Chemical Physics · Physics 2019-10-28 Hsin-Yu Ko , Linfeng Zhang , Biswajit Santra , Han Wang , Weinan E , Robert A. DiStasio , Roberto Car

Two-level system (TLS) defects in dielectrics cause decoherence in superconducting circuits, yet their origin, frequency distribution, and dipole moments remain poorly understood. Current probes, primarily based on qubits or resonators,…

Ferronematic phases, composed of liquid crystals doped with magnetic nanoparticles, exhibit unique magnetomechanical coupling effects that are of interest for responsive materials. In this study, we investigate the influence of…

Spontaneous emission of quantum emitters can be modified by engineering their optical environment. This allows a resonant nanoantenna to significantly modify the radiative properties of a quantum emitter. In this article, we go beyond the…

A novel nanocomposite system has been prepared by dispersing multiferroic bismuth ferrite nanoparticles (BiFeO$_3$) in a bent-core nematic liquid crystal (8-F-OH) that exhibits cybotactic clusters. Transition temperature, optical textures,…

Soft Condensed Matter · Physics 2024-07-10 Dhananjoy Mandal , Yiwei Wang , Supreet Kaur , Golam Mohiuddin , Apala Majumdar , Aloka Sinha

We report an extensive molecular dynamics study on the translational dynamics of a hybrid system composed of dipolar soft spheres (DSS), representing ferromagnetic particles, suspended in a liquid crystal (LC) matrix. We observe that the LC…

Soft Condensed Matter · Physics 2018-10-15 Gaurav P. Shrivastav , Sabine H. L. Klapp

Understanding and ultimately controlling the transformations and properties of nanoscale systems, from proteins to synthetic nanomaterial assemblies, is limited by the inability to uncover their dynamics on their characteristic length and…

Emulsions comprising isotropic fluid drops within a nematic host are of interest for applications ranging from biodetection to smart windows, which rely on changes of molecular alignment structures around the drops in response to chemical,…

Soft Condensed Matter · Physics 2022-01-10 Bohdan Senyuk , Ali Mozaffari , Kevin Crust , Rui Zhang , Juan J. de Pablo , Ivan I. Smalyukh

The electric dipole moments of $(H_{2}O)_{n}DCl$ ($n=3-9$) clusters have been measured by the beam deflection method. Reflecting the (dynamical) charge distribution within the system, the dipole moment contributes information about the…

Atomic and Molecular Clusters · Physics 2015-02-06 Nicholas Guggemos , Petr Slavíček , Vitaly V. Kresin

We perform molecular dynamic simulations of liquid nanoparticles deposited on a disordered substrate. The motion of the nanoparticle is characterised by a 'stick and roll' diffusive process. Long simulation times ($\simeq \mu s$), analysis…

Materials Science · Physics 2009-11-10 F. Celestini

Phase transitions and their associated crossovers are imprinted in the behavior of fluctuations. Motivated by recent experiments on ultracold atoms in optical lattices, we compute the thermodynamic density fluctuations $\delta N^2$ of the…

Quantum Gases · Physics 2019-05-02 C. Walsh , P. Sémon , G. Sordi , A. -M. S. Tremblay

Using molecular dynamics simulations we study the static and dynamic properties of spherical nanoparticles (NPs) embedded in a disordered and polydisperse polymer network. Purely repulsive (RNP) as well as weakly attractive (ANP) polymer-NP…

Soft Condensed Matter · Physics 2023-02-15 Valerio Sorichetti , Virginie Hugouvieux , Walter Kob

A cell dynamics method for domain separation of diblock copolymers (DBCPs) interacting with nanoparticles (NPs) whose diffusion coefficients depend on chain configuration is proposed for self-assembly of DBCP/NP composites. Increasing NP…

Materials Science · Physics 2009-04-02 Fabio D. A. Aarao Reis

In pick-up experiments using nanodroplet and nanocluster beams, the size distribution of hosts carrying a specified number of dopants changes when the vapor density in the pick-up region is altered. This change, analyzed here, has…

Atomic and Molecular Clusters · Physics 2025-05-16 Marie Riddle , Angel I. Pena Dominguez , Benjamin S. Kamerin , Vitaly V. Kresin