Interplay of Topology and Geometry in Polymeric Critical Phenomena

Exact solution of directed walk models of polymeric zipping with pulling in two and three dimensions

NR Beaton, AL Owczarek

2021-03-15

© 2020 Elsevier B.V. We provide the exact solution of several variants of simple models of the zipping transition of two bound pol..

Effect of Lattice Inhomogeneity on Collapsed Phases of Semi-stiff ISAW Polymers

CJ Bradly, AL Owczarek

2021-02-01

We investigate semi-stiff interacting self-avoiding walks on the square lattice with random impurities. The walks are simulated us..

Adsorption of two-dimensional polymers with two- and three-body self-interactions

Nathann T Rodrigues, Tiago J Oliveira, Thomas Prellberg, Aleksander L Owczarek

2019-12-27

Using extensive Monte Carlo simulations, we investigate the surface adsorption of self-avoiding trails on the triangular lattice w..

Adsorbed self-avoiding walks pulled at an interior vertex

CJ Bradly, EJ Janse van Rensburg, AL Owczarek, SG Whittington

2019-10-04

We consider self-avoiding walks terminally attached to a surface at which they can adsorb. A force is applied, normal to the surfa..

Exact solution of some quarter plane walks with interacting boundaries

NR Beaton, AL Owczarek, A Rechnitzer

2019-09-13

The set of random walks with different step sets (of short steps) in the quarter plane has provided a rich set of models that have..

Adsorption of interacting self-avoiding trails in two dimensions

NT Rodrigues, T Prellberg, AL Owczarek

2019-08-15

We investigate the surface adsorption transition of interacting self-avoiding square lattice trails onto a straight boundary line...

Force-induced desorption of 3-star polymers in two dimensions

CJ Bradly, EJ Janse van Rensburg, AL Owczarek, SG Whittington

2019-08-02

We investigate the phase diagram of a self-Avoiding walk model of a 3-star polymer in two dimensions, adsorbing at a surface and b..

Monte Carlo simulation of 3-star lattice polymers pulled from an adsorbing surface

CJ Bradly, AL Owczarek

2019-07-05

We study uniform 3-star polymers with one branch tethered to an attractive surface and another branch pulled by a force away from ..

Phase transitions in solvent-dependent polymer adsorption in three dimensions

CJ Bradly, AL Owczarek, T Prellberg

2019-06-13

We consider the phase diagram of self-avoiding walks (SAWs) on the simple cubic lattice subject to surface and bulk interactions, ..

Exact solution of pulled, directed vesicles with sticky walls in two dimensions

AL Owczarek, T Prellberg

2019-03-01

We analyse a directed lattice vesicle model incorporating both the binding-unbinding transition and the vesicle inflation-deflatio..

Adsorption of neighbor-avoiding walks on the simple cubic lattice

CJ Bradly, AL Owczarek, T Prellberg

2018-12-27

We investigate neighbor-avoiding walks on the simple cubic lattice in the presence of an adsorbing surface. This class of lattice ..

Anomalous polymer collapse winding angle distributions

A Narros, AL Owczarek, T Prellberg

2018-03-16

In two dimensions polymer collapse has been shown to be complex with multiple low temperature states and multi-critical points. Re..

Universality of crossover scaling for the adsorption transition of lattice polymers

CJ Bradly, AL Owczarek, T Prellberg

2018-02-16

Recently, it has been proposed that the adsorption transition for a single polymer in dilute solution, modeled by lattice walks in..

Force signature of the unzipping transition for strip confined two-dimensional polymers

Aleksander L Owczarek, Andrew Rechnitzer

2017-12-01

We find and analyse the exact solution of two friendly walks, modelling polymers, confined between two parallel walls in a two-dim..

Self-attracting polymers in two dimensions with three low-temperature phases

A Bedini, AL Owczarek, T Prellberg

2017-03-03

We study via Monte Carlo simulation a generalisation of the so-called vertex interacting self-avoiding walk (VISAW) model on the s..