English
Related papers

Related papers: Janus Polymeric Giant Vesicles on Demand: A Predic…

200 papers

We experimentally investigate active motion of spherical Janus colloidal particles in a viscoelastic fluid. Self-propulsion is achieved by a local concentration gradient of a critical polymer mixture which is imposed by laser illumination.…

Soft Condensed Matter · Physics 2016-03-31 Juan Ruben Gomez-Solano , Alex Blokhuis , Clemens Bechinger

Protein engineering enables the creation of tailor-made proteins for an array of applications. ImmTACs stand out as promising therapeutics for cancer and other treatments, while also presenting unique challenges for stability, formulation…

Soft Condensed Matter · Physics 2024-06-25 Emily Sakamoto-Rablah , Jordan Bye , Arghya Modak , Andrew Hooker , Shahid Uddin , Jennifer J McManus

We carry out numerical simulations of vesicle formation based on the density functional theory for block copolymer solutions. It is shown by solving the time evolution equations for concentrations that a polymer vesicle is spontaneously…

Soft Condensed Matter · Physics 2007-05-23 Takashi Uneyama

We propose a primitive model of Janus ellipsoids that represent particles with an ellipsoidal core and two semi-surfaces coded with dissimilar properties, for example, hydrophobicity and hydrophilicity, respectively. We investigate the…

Soft Condensed Matter · Physics 2015-03-19 Ya Liu , Wei Li , Toni Perez , J. D. Gunton , Genevieve Brett

Active media, whose constituents are able to move autonomously, display novel features that differ from those of equilibrium systems. In addition to naturally-occurring active systems such as populations of swimming bacteria, active systems…

Soft Condensed Matter · Physics 2016-11-23 Shang Yik Reigh , Mu-Jie Huang , Jeremy Schofield , Raymond Kapral

Magnetic Janus particles allow access to complex, nonlinear assembled structures that may enable interesting new magnetorheological (MR) fluids with uniquely engineered field responses. However, the overwhelming size of the parameter space…

Soft Condensed Matter · Physics 2026-01-06 Eric A. McPherson , Kenneth Kroenlein , Ilona Kretzschmar

We deeply investigate a simple model representative of the recently synthesized Janus particles, i.e. colloidal spherical particles whose surface is divided into two areas of different chemical composition. When the two surfaces are…

Soft Condensed Matter · Physics 2009-12-21 Francesco Sciortino , Achille Giacometti , Giorgio Pastore

Self-organisation is driven by the interactions between the individual components of a system mediated by the environment, and is one of the most important strategies used by many biological systems to develop complex and functional…

Soft Condensed Matter · Physics 2018-11-07 S. Masoumeh Mousavi , Sabareesh K. P. Velu , Agnese Callegari , Luca Biancofiore , Giovanni Volpe

We characterize the self-assembly and phase behavior of Janus rods over a broad range of temperatures and volume fractions, using Langevin dynamics simulations and free energy calculations. The Janus rods consist of a line of fused…

Janus particles have flourished as subject of intensive research due to their synergetic properties and their promising use in different fields, especially in biomedicine. The combination of materials with radically different physical…

Self-assembly and dynamical properties of Janus nanoparticles have been studied by molecular dynamic simulations. The nanoparticles are modeled as dimers and they are confined between two flat parallel plates to simulate a thin film. One…

Soft Condensed Matter · Physics 2017-04-05 Leandro B. Krott , Cristina Gavazzoni , José R. Bordin

Capillary interactions can be used to direct assembly of particles adsorbed at fluid-fluid interfaces. Precisely controlling the magnitude and direction of capillary interactions to assemble particles into favoured structures for materials…

Soft Condensed Matter · Physics 2016-07-11 Qingguang Xie , Gary B. Davies , Jens Harting

Janus phoretic colloids (JPs) self-propel as a result of self-generated chemical gradients and exhibit spontaneous nontrivial dynamics within phoretic suspensions, on length scales much larger than the microscopic swimmer size. Such…

Fluid Dynamics · Physics 2021-11-29 Tullio Traverso , Sebastien Michelin

A machine learning approach is presented to accelerate the computation of block polymer morphology evolution for large domains over long timescales. The strategy exploits the separation of characteristic times between coarse-grained…

Chemical Physics · Physics 2023-09-01 Hyun Park , Boyuan Yu , Juhae Park , Ge Sun , Emad Tajkhorshid , Juan J. de Pablo , Ludwig Schneider

We study experimentally and numerically a (quasi) two dimensional colloidal suspension of self-propelled spherical particles. The particles are carbon-coated Janus particles, which are propelled due to diffusiophoresis in a near-critical…

Soft Condensed Matter · Physics 2013-06-10 Ivo Buttinoni , Julian Bialké , Felix Kümmel , Hartmut Löwen , Clemens Bechinger , Thomas Speck

We use molecular dynamics simulations to study the dynamics of Janus particles, micro- or nanoparticles which are not spherically symmetric, in the uniform flow of a simple liquid. In particular we consider spheres with an asymmetry in the…

Fluid Dynamics · Physics 2016-06-10 Aurelien Y. M. Archereau , Shaun C. Hendy , Geoff. R. Willmott

Janus motors with chemically active and inactive hemispheres can operate only under nonequilibrium conditions where detailed balance is broken by fluxes of chemical species that establish a nonequilibrium state. A microscopic model for…

Soft Condensed Matter · Physics 2018-08-01 Mu-Jie Huang , Jeremy Schofield , Pierre Gaspard , Raymond Kapral

Self-assembly of nanoparticles at fluid-fluid interfaces is a promising route to fabricate functional materials from the bottom-up. However, directing and controlling particles into highly tunable and predictable structures -- while…

Soft Condensed Matter · Physics 2019-09-25 Qingguang Xie , Gary B. Davies , Jens Harting

A class of binary mixtures of Janus fluids formed by colloidal spheres with the hydrophobic hemispheres constrained to point either up or down are studied by means of Gibbs ensemble Monte Carlo simulations and simple analytical…

Soft Condensed Matter · Physics 2013-11-14 Riccardo Fantoni , Achille Giacometti , Miguel Ángel G. Maestre , Andrés Santos

Self-phoretic Janus particles move by inducing -- via non-equilibrium chemical reactions occurring on their surfaces -- changes in the chemical composition of the solution in which they are immersed. This process leads to gradients in…

Soft Condensed Matter · Physics 2018-01-30 W. E. Uspal , M. N. Popescu , M. Tasinkevych , S. Dietrich