Results 41 to 50 of about 3,102,971 (378)

Effect of Polymer Chemistry on the Linear Viscoelasticity of Complex Coacervates

open access: yesMacromolecules, 2020
Complex coacervates can form through the electrostatic complexation of oppositely charged polymers.
Yalin Liu   +8 more
semanticscholar   +1 more source

Theoretical Analysis of the Performance of Glucose Sensors with Layer-by-Layer Assembled Outer Membranes

open access: yesSensors, 2012
The performance of implantable electrochemical glucose sensors is highly dependent on the flux-limiting (glucose, H2O2, O2) properties of their outer membranes. A careful understanding of the diffusion profiles of the participating species throughout the
Faquir C. Jain   +3 more
doaj   +1 more source

Morphology and dynamics of dense nanometric precursor lms of polymer melts [PDF]

open access: yes, 2023
Nanometer-thick supported lms of polymer melts spontaneously form and spread around sessile droplets that are deposited on oxidized silicon wafers. At steady state, the lms become dense and adopt a uniform thickness which is equal to twice the gyration radius of the free polymer.
arxiv   +1 more source

Investigation of the Uniformity of Gel Shrinkage by Imaging Tracer Particles Using X‐Ray Microtomography

open access: yesAdvanced Engineering Materials, EarlyView., 2023
A novel method for tracking structural changes in gels using widely accessible microcomputed tomography is presented and validated for various hydro‐, alco‐, and aerogels. The core idea of the method is to track positions of micrometer‐sized tracer particles entrapped in the gel and relate them to the density of the gel network.
Anja Hajnal   +3 more
wiley   +1 more source

Effect of van der Waals interaction strength and nanocluster size on the dynamical and mechanical properties of 1,4-cis-polybutadiene melts [PDF]

open access: yes, 2011
Using molecular dynamics simulations, we have investigated the effect of embedding nanoclusters of radius 3-7 Å on the dynamical and mechanical properties of 1,4-cispolybutadiene melts. To see the effect of polymer-nanocluster interaction strength on the
Atılgan, Ali Rana   +5 more
core   +1 more source

Comparing Zwitterionic and PEG Exteriors of Polyelectrolyte Complex Micelles

open access: yesMolecules, 2020
A series of model polyelectrolyte complex micelles (PCMs) was prepared to investigate the consequences of neutral and zwitterionic chemistries and distinct charged cores on the size and stability of nanocarriers.
Jeffrey M. Ting   +4 more
doaj   +1 more source

Various Deep Learning Techniques for the Applications in Polymer, Polymer Composite Chemistry, Structures and Processing [PDF]

open access: yesJournal of Chemistry Letters, 2021
Polymers and polymer composites possess a wide range of applications in chemical, material, and biomedical fields. Although conventional techniques to design and process these significant materials, were successful, they faced important problems.
Sanaz Mohammadzadeh Koumleh   +3 more
doaj   +1 more source

Affinity chromatography in dynamic combinatorial libraries: one-pot amplification and isolation of a strongly binding receptor [PDF]

open access: yes, 2010
We report the one-pot amplification and isolation of a nanomolar receptor in a multibuilding block aqueous dynamic combinatorial library using a polymer-bound template.
Aldaye   +63 more
core   +2 more sources

A Statistical Theory of cosolvent-induced coil-globule transitions in dilute polymer solution [PDF]

open access: yesThe Journal of Chemical Physics 141, 014902 (2014), 2014
We present a statistical model of a dilute polymer solution in good solvent in the presence of low-molecular weight cosolvent. We investigate the conformational changes of the polymer induced by a change of the cosolvent concentration and the type of interaction between the cosolvent and the polymer.
arxiv   +1 more source

Electronic Properties of Vinylene-Linked Heterocyclic Conducting Polymers: Predictive Design and Rational Guidance from DFT Calculations [PDF]

open access: yesJournal of Physical Chemistry C, 115, 18333 (2011), 2011
The band structure and electronic properties in a series of vinylene-linked heterocyclic conducting polymers are investigated using density functional theory (DFT). In order to accurately calculate electronic band gaps, we utilize hybrid functionals with fully periodic boundary conditions to understand the effect of chemical functionalization on the ...
arxiv   +1 more source

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