English
Related papers

Related papers: Self-Assembly of Patchy Colloidal Dumbbells

200 papers

The self-assembly of highly anisotropic colloidal particles leads to a rich variety of morphologies, whose properties are just beginning to be understood. This article uses computer simulations to probe a particle-scale perturbation of a…

Soft Condensed Matter · Physics 2016-06-14 Sheng Xie , Robert A. Pelcovits , Michael F. Hagan

We have performed an extensive constant temperature Molecular Dynamics study of two-dimensional systems involving Janus dumbbells and spherical particles. Janus dumbbells have been modelled as two spheres, labeled 1 and 2, joined together…

Soft Condensed Matter · Physics 2021-10-12 L. Baran , K. Dabrowska , W. Rzysko , S. Sokolowski

Inspired by biology and implemented using nanotechnology, the self-assembly of patchy particles has emerged as a pivotal mechanism for constructing complex structures that mimic natural systems with diverse functionalities. Here, we explore…

Soft Condensed Matter · Physics 2024-10-08 Shubhadeep Nag , Gili Bisker

The quest for designing new self-propelled colloids is fuelled by the demand for simple experimental models to study the collective behaviour of their more complex natural counterparts. Most synthetic self-propelled particles move by…

Soft Condensed Matter · Physics 2017-09-21 Hanumantha Rao Vutukuri , Bram Bet , René van Roij , Marjolein Dijkstra , Wilhelm T. S. Huck

Liquid crystals can self-organize into a layered smectic phase. While the smectic layers are typically straight forming a lamellar pattern in bulk, external confinement may drastically distort the layers due to the boundary conditions…

Self-propelled particles can spontaneously form dense phases from a dilute suspension in a process referred to as motility-induced phase separation. The properties of the out-of-equilibrium structures that are formed are governed by the…

Soft Condensed Matter · Physics 2016-09-08 Sven Erik Ilse , Christian Holm , Joost de Graaf

The spontaneous assembly of particles in suspension provides a strategy for inexpensive fabrication of devices with nanometer-scale control, such as single-electron transistors for memory or logic applications. A scaleable and robust method…

Soft Condensed Matter · Physics 2007-05-23 C. R. Knutson , K. D. McCarthy , R. Shenhar , V. M. Rotello , T. Emrick , T. P. Russell , M. T. Tuominen , A. D. Dinsmore

We investigate two-dimensional crystal assemblies formed by a binary mixture of colloidal particles with a size ratio of 0.88 and driven by short-ranged depletion interactions. Our experiments show that the orientational order of the…

Soft Condensed Matter · Physics 2025-08-18 S. k. Tahmid Shahriar , Chris Feltman , Sean Machler , Nabila Tanjeem

A coarse-grained model developed by Marrink et al. [J. Phys. Chem. B 111, 7812 (2007)] is applied to investigate vesiculation of lipid [dipalmitoylphosphatidylcholine (DPPC)] droplets in water. Three kinds of morphologies of micelles are…

Soft Condensed Matter · Physics 2009-11-13 Zilu Wang , Xuehao He

We simulate crystallisation of hard spheres with short-ranged attractive potentials, as a model self-assembling system. We show how measurements of correlation and response functions during assembly can be used to tune the interaction…

Soft Condensed Matter · Physics 2014-03-10 Daphne Klotsa , Robert L. Jack

We use computer simulations to study a model, first proposed by Wales [1], for the reversible and monodisperse self-assembly of simple icosahedral virus capsid structures. The success and efficiency of assembly as a function of…

Biomolecules · Quantitative Biology 2010-02-24 Iain G. Johnston , Ard A. Louis , Jonathan P. K. Doye

We demonstrate a simple method by which time-dependent interactions can be exploited to improve self-assembly in colloidal systems. We apply this method to two systems: a model colloid with short-ranged attractive potentials that undergoes…

Soft Condensed Matter · Physics 2017-09-13 Christopher J. Fullerton , Robert L. Jack

We report the experimental discovery of a self-assembled capsule, with density set by interfacial glass beads and an internal bubble, that automatically performs regular oscillations up and down a vial in response to a temperature gradient.…

Soft Condensed Matter · Physics 2012-11-28 Joe W. Tavacoli , Job H. J. Thijssen , Paul S. Clegg

Hierarchical self-assembly consisting of local associations of simple building-blocks for the formation of complex structures widely exists in nature, while the essential role of local assembly remains unknown. In this work, by using…

Soft Condensed Matter · Physics 2017-10-18 Qun-li Lei , Kunn Hadinoto , Ran Ni

Colloidal droplets are used in a variety of practical applications. Some of these applications require particles of different sizes. These include medical diagnostic methods, the creation of photonic crystals, the formation of…

Soft Condensed Matter · Physics 2024-04-04 P. A. Zolotarev , K. S. Kolegov

We investigate the nonequilibrium behavior of dense, plastic-crystalline suspensions of mildly anisotropic colloidal hard dumbbells under the action of an oscillatory shear field by employing Brownian dynamics computer simulations. In…

Soft Condensed Matter · Physics 2015-11-25 Nils Heptner , Fangfang Chu , Yan Lu , Peter Lindner , Matthias Ballauff , Joachim Dzubiella

We perform off-lattice, canonical ensemble molecular dynamics simulations of the self-assembly of long segmented copolymers consisting of alternating, tunably attractive and hydrophobic {\em binder} domains, connected by hydrophilic {\em…

Soft Condensed Matter · Physics 2015-07-21 Hamed Mortazavi , Cornelis Storm

We study self-assembly in a colloidal suspension of magnetic particles by performing comprehensive molecular dynamics simulations of the Stockmayer (SM) model which comprises spherical particles decorated by a magnetic moment. The SM…

Soft Condensed Matter · Physics 2023-12-12 Anuj Kumar Singh , Varsha Banerjee

Open structures can display a number of unusual properties, including a negative Poisson's ratio, negative thermal expansion, and holographic elasticity, and have many interesting applications in engineering. However, it is a grand…

Soft Condensed Matter · Physics 2015-10-14 D. Zeb Rocklin , Xiaoming Mao

We develop a theoretical model for the solubilization of phospholipid bilayers by micelle-forming surfactants. Cylindrical micelles, disc-like micelles and spherical micelles are considered as alternative resultant structures. The main…

Soft Condensed Matter · Physics 2007-05-23 M. M. Kozlov , D. Lichtenberg , D. Andelman