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Related papers: Solute Effects on the Helix-Coil Transition

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We consider a laminar Blasius boundary-layer flow above a slightly heated horizontal plate and study the effect of polymer additives on the heat transport. We show that the action of the polymers can be understood as a space-dependent…

Chaotic Dynamics · Physics 2015-03-19 Roberto Benzi , Emily S. C. Ching , Vivien W. S. Chu

We report on the colloidal stability of nanoparticles with alkanethiol shells in apolar solvents. Small angle X-ray scattering and molecular dynamics simulations were used to characterize the interaction between nanoparticles in linear…

The liquid-gas phase transition is studied in a multi-component nuclear system using a local Skyrme interaction with Coulomb and surface effects. Some features are qualitatively the same as the results of Muller and Serot which uses…

Nuclear Theory · Physics 2009-11-06 S. J. Lee , A. Z. Mekjian

We consider a simple model for steady-state luminescence of single polymer chains in a dilute solution in the case when excitation quenching is due to energy transfer between a donor and an acceptor attached to the ends of the chain. We…

Soft Condensed Matter · Physics 2007-05-23 R. Reigada , I. M. Sokolov

We report on salt-dependent interaction potentials of a single charged particle suspended in a binary liquid mixture above a charged wall. For symmetric boundary conditions (BC) we observe attractive particle-wall interaction forces which…

We study phase separation and transient gelation in a mixture consisting of polydisperse colloids and non-adsorbing polymers, where the ratio of the average size of the polymer to that of the colloid is approximately 0.063. Unlike what has…

Soft Condensed Matter · Physics 2011-06-23 S. M. Liddle , T. Narayanan , W. C. K. Poon

We study the nonequilibrium kinetics during the coil-globule transition of a flexible polymer chain with active beads after a quench from good to poor solvent condition using molecular dynamics simulation. Activity for each bead is…

Soft Condensed Matter · Physics 2022-04-13 Subhajit Paul , Suman Majumder , Wolfhard Janke

The effect of doping on the parameters of an electron-hole liquid (EHL) in heterostructures based on transition metal dichalcogenides is studied. The phase diagram of the EHL is constructed. It is shown that for the formation of a…

Mesoscale and Nanoscale Physics · Physics 2022-05-11 P. V. Ratnikov , A. P. Silin

Polymer chains undergoing a continuous adsorption-desorption transition are studied through extensive computer simulations. A three-dimensional self-avoiding walk lattice model of a polymer chain grafted onto a surface has been treated for…

Statistical Mechanics · Physics 2018-05-30 P. H. L. Martins , J. A. Plascak , M. Bachmann

In this article we consider two different heat conducting fluids each modelled by the incompressible Navier-Stokes-Fourier system separated by a non-linear elastic Koiter shell. The motion of the shell changes the domain of definition of…

Analysis of PDEs · Mathematics 2026-02-12 Sourav Mitra , Sebastian Schwarzacher

Wetting of a charged substrate by an electrolyte solution is investigated by means of classical density functional theory applied to a lattice model. Within the present model the pure, i.e., salt-free solvent, for which all interactions are…

Soft Condensed Matter · Physics 2013-06-06 Ingrid Ibagon , Markus Bier , S. Dietrich

We perform Monte Carlo simulations to study the elastic properties of the helix-coil worm-like chain model of alpha-helical polypeptides. In this model the secondary structure enters as a scalar (Ising like) variable that controls the local…

Soft Condensed Matter · Physics 2007-05-23 Buddhapriya Chakrabarti , Alex J. Levine

Using liquid 3He in aerogel as an example, it is shown that correlations in positions of impurities affect the temperature $T_c$ of transition of Fermi liquid in an unconventional superfluid or superconductive state. The effect is…

Superconductivity · Physics 2009-11-13 I. A. Fomin

We study the conformational behavior of polarizable polymer chain under an external homogeneous electric field within the Flory type self-consistent field theory. We consider the influence of electric field on the polymer coil as well as on…

Soft Condensed Matter · Physics 2015-12-09 Yu. A. Budkov , A. L. Kolesnikov , M. G. Kiselev

Specific interactions between cations and proteins have a strong impact on peptide and protein structure. We here shed light on the nature of the underlying interactions, especially regarding the effects on the polyamide backbone structure.…

Biomolecules · Quantitative Biology 2013-08-27 Carsten Baldauf , Kevin Pagel , Stephan Warnke , Gert von Helden , Beate Koksch , Volker Blum , Matthias Scheffler

Helices are the quintessential geometric motif of the microscale, from alpha-helices in proteins to double helices in DNA. Assembly of the helical geometry of biopolymers is a foundational step in a hierarchy of structure that eventually…

Soft Condensed Matter · Physics 2025-06-17 Rhoslyn Coles , Myfanwy E. Evans

The present article discusses the impact of liquid coolant subcooling on multiphase fluid flow and boiling heat transfer in porous media with internal heat generation. Although extremely relevant and important, only limited studies are…

Fluid Dynamics · Physics 2021-09-10 Aranyak Chakravarty , Koushik Ghosh , Swarnendu Sen , Achintya Mukhopadhyay

In some binary fluids, mass transport is observed under a temperature gradient. This phenomenon is called the Soret effect. In this study, we discuss the influence of inter-particle interaction. We considered equimolar binary Lennard-Jones…

Statistical Mechanics · Physics 2023-02-06 Tatsuma Oishi , Yuya Doi , Takashi Uneyama , Yuichi Masubuchi

Intermolecular interactions are pivotal for aggregation, solvation, and crystallization. We demonstrate that the collective strong coupling of several molecules to a single optical mode results in notable changes in the molecular…

Quantum Physics · Physics 2024-02-19 Matteo Castagnola , Tor S. Haugland , Enrico Ronca , Henrik Koch , Christian Schäfer

We investigate theoretically the bifurcation scenario for colloidal suspensions subject to a vertical temperature gradient taking into account the effect of sedimentation. In contrast to molecular binary mixtures, here the thermal…

Pattern Formation and Solitons · Physics 2015-05-13 A. Ryskin , H. Pleiner