Results 21 to 30 of about 129,184 (280)

Beneficial influence of nanocarbon on the aryliminopyridylnickel chloride catalyzed ethylene polymerization [PDF]

open access: yes, 2013
A series of 1-aryliminoethylpyridine ligands (L1―L3) was synthesized by condensation of 2-acetylpyridine with 1-aminonaphthalene, 2-aminoanthracene or 1-aminopyrene, respectively.
Durand, Jérôme   +6 more
core   +4 more sources

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

Influence of pH on mechanical relaxations in high solids lm-pectin preparations [PDF]

open access: yes, 2015
The influence of pH on the mechanical relaxation of LM-pectin in the presence of co-solute has been investigated by means of differential scanning calorimetry, ζ-potential measurements and small deformation dynamic oscillation in shear.
Al-Ruqaie   +42 more
core   +1 more source

Extrusion - back to the future: using an established technique to reform automated chemical synthesis [PDF]

open access: yes, 2016
YesHerein, the benefits which extrusion can provide for the automated continuous synthesis of organic compounds are highlighted. Extrusion is a well-established technique that has a vital role in the manufacturing processes of polymers, pharmaceuticals ...
Crawford, Deborah E.
core   +2 more sources

Injectable Poly(oligoethylene glycol methacrylate)-Based Hydrogels Fabricated from Highly Branched Precursor Polymers: Controlling Gel Properties by Precursor Polymer Morphology

open access: yesACS Applied Polymer Materials, 2019
The physicochemical properties of injectable hydrogels are typically modified by altering the chemistry of the precursor polymer and/or the amount or type of cross-linker, both of which can lead to hydrogels with altered mechanics, swelling, degradation,
Ivan Urosev   +7 more
semanticscholar   +1 more source

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

The effect of RNA stiffness on the self-assembly of virus particles [PDF]

open access: yes, 2017
Under many in vitro conditions, some small viruses spontaneously encapsidate a single stranded (ss) RNA into a protein shell called the capsid. While viral RNAs are found to be compact and highly branched because of long distance base-pairing between ...
Erdemci-Tandogan, Gonca   +3 more
core   +3 more sources

Controlling enzyme hydrolysis of branched polymers synthesised using transfer-dominated branching radical telomerisation via telogen and taxogen selection

open access: yesCommunications Chemistry
With the ever-growing reliance on polymeric materials for numerous applications, new avenues to induce, design and control degradation are clearly important.
Samuel Mckeating   +9 more
semanticscholar   +1 more source

One‐pot inimer promoted ROCP synthesis of branched copolyesters using α‐hydroxy‐γ‐butyrolactone as the branching reagent

open access: yesJournal of Polymer Science Part A: Polymer Chemistry, 2016
An array of branched poly(ɛ‐caprolactone)s was successfully synthesized using an one‐pot inimer promoted ring‐opening multibranching copolymerization (ROCP) reaction.
Geng Hua, J. Franzén, Karin Odelius
semanticscholar   +1 more source

Patient‐specific pharmacogenomics demonstrates xCT as predictive therapeutic target in colon cancer with possible implications in tumor connectivity

open access: yesMolecular Oncology, EarlyView.
This study integrates transcriptomic profiling of matched tumor and healthy tissues from 32 colorectal cancer patients with functional validation in patient‐derived organoids, revealing dysregulated metabolic programs driven by overexpressed xCT (SLC7A11) and SLC3A2, identifying an oncogenic cystine/glutamate transporter signature linked to ...
Marco Strecker   +16 more
wiley   +1 more source

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