Results 21 to 30 of about 30,923 (63)

Influence of polymerisation conditions on the properties of polymer/clay nanocomposite hydrogels [PDF]

open access: yes, 2013
Free-radical polymerisation of acrylamide derivatives in the presence of exfoliated clay platelets has recently emerged as a new technique for the synthesis of strong and tough nanocomposite hydrogels (NCHs) with a unique hybrid organic/inorganic network
Abdurrahmanoglu   +36 more
core   +1 more source

Charged solitons in branched conducting polymers

open access: yes, 2018
We consider dynamics of charged solitons in branched conducting polymers. An effective model based on the sine-Gordon equation on metric graphs is used for computing the charge transport and scattering of charge carriers at the polymer branching points ...
Babajanov, D.   +2 more
core   +1 more source

Density fields for branching, stiff networks in rigid confining regions

open access: yes, 2019
We develop a formalism to describe the equilibrium distributions for segments of confined branched networks consisting of stiff filaments. This is applicable to certain situations of cytoskeleton in cells, such as for example actin filaments with ...
Azote, Somiéalo   +1 more
core   +1 more source

Poly (glycerol adipate) (PGA), an enzymatically synthesized functionalizable polyester and versatile drug delivery carrier : A literature update [PDF]

open access: yes, 2019
The enzymatically synthesized poly (glycerol adipate) (PGA) has demonstrated all the desirable key properties required from a performing biomaterial to be considered a versatile "polymeric-tool" in the broad field of drug delivery.
Garnett, Martin C.   +3 more
core   +2 more sources

Design and Modeling of Symmetric Three Branch Polymer Planar Optical Power Dividers [PDF]

open access: yes, 2013
Two types of polymer-based three-branch symmetric planar optical power dividers (splitters) were designed, multimode interference (MMI) splitter and triangular shape-spacing splitter.
Jerabek, V.   +3 more
core   +1 more source

The Branched Polymer Growth Model Revisited

open access: yes, 2003
The Branched Polymer Growth Model (BPGM) has been employed to study the kinetic growth of ramified polymers in the presence of impurities. In this article, the BPGM is revisited on the square lattice and a subtle modification in its dynamics is proposed ...
Andrade   +18 more
core   +1 more source

Numerical modelling of non-ionic microgels: an overview [PDF]

open access: yes, 2019
Microgels are complex macromolecules. These colloid-sized polymer networks possess internal degrees of freedom and, depending on the polymer(s) they are made of, can acquire a responsiveness to variations of the environment (temperature, pH, salt ...
Gnan, N.   +4 more
core   +2 more sources

A Laplace Transform Method for Molecular Mass Distribution Calculation from Rheometric Data

open access: yes, 2017
Polydisperse linear polymer melts can be microscopically described by the tube model and fractal reptation dynamics, while on the macroscopic side the generalized Maxwell model is capable of correctly displaying most of the rheological behavior.
C. Lang   +4 more
core   +1 more source

Perspectives on the viscoelasticity and flow behavior of entangled linear and branched polymers

open access: yes, 2015
We briefly review the recent advances in the rheology of entangled polymers and identify emerging research trends and outstanding challenges, especially with respect to branched polymers. Emphasis is placed on the role of well-characterized model systems,
Olmsted, P. D.   +3 more
core   +1 more source

Molecular flexibility of citrus pectins by combined sedimentation and viscosity analysis [PDF]

open access: yes, 2007
The flexibility/rigidity of pectins plays an important part in their structure-function relationship and therefore on their commercial applications in the food and biomedical industries.
Alan Smith   +47 more
core   +1 more source

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