Results 1 to 10 of about 3,997,864 (299)

Polymers pushing Polymers: Polymer Mixtures in Thermodynamic Equilibrium with a Pore [PDF]

open access: yesBiophysical Journal, 2012
We investigate polymer partitioning from polymer mixtures into nanometer size cavities by formulating an equation of state for a binary polymer mixture assuming that only one (smaller) of the two polymer components can penetrate the cavity. Deriving the partitioning equilibrium equations and solving them numerically allows us to introduce the concept ...
Bezrukov S. M.   +21 more
arxiv   +11 more sources

How to derive and parameterize effective potentials in colloid-polymer mixtures [PDF]

open access: yesMacromolecules 35, 1860 (2002), 2002
Polymer chains in colloid-polymer mixtures can be coarse-grained by replacing them with single soft particles interacting via effective polymer-polymer and polymer-colloid pair potentials. Here we describe in detail how Ornstein-Zernike inversion techniques, originally developed for atomic and molecular fluids, can be generalized to complex fluids and ...
Bolhuis, P. G., Louis, A. A.
arxiv   +10 more sources

Pressure Driven Flow of Polymer Solutions in Nanoscale Slit Pores [PDF]

open access: yes, 2006
Polymer solutions subject to pressure driven flow and in nanoscale slit pores are systematically investigated using the dissipative particle dynamics approach. We investigated the effect of molecular weight, polymer concentration and flow rate on the profiles across the channel of the fluid and polymer velocities, polymers density, and the three ...
de Gennes P. G.   +7 more
arxiv   +3 more sources

Mechanisms and factors affecting the removal of minocycline from aqueous solutions using graphene-modified resorcinol formaldehyde aerogels

open access: yesScientific Reports, 2023
In recent years, concerns about the presence of pharmaceutical compounds in wastewater have increased. Various types of residues of tetracycline family antibiotic compounds, which are widely used, are found in environmental waters in relatively low and ...
Amirhosein Yazdanbakhsh   +4 more
doaj   +1 more source

Review on Applications of Lignin in Pavement Engineering: A Recent Survey

open access: yesFrontiers in Materials, 2022
Lignin is the second-largest plant polymer on Earth after cellulose. About 98% of lignin produced in the papermaking and pulping industry is used for combustion heating or power generation.
Hui Yao   +6 more
doaj   +1 more source

Mechanochemically accessing a challenging-to-synthesize depolymerizable polymer

open access: yesNature Communications, 2023
Polymers with low ceiling temperatures (Tc) are highly desirable as they can depolymerize under mild conditions, but they typically suffer from demanding synthetic conditions and poor stability.
Tze-Gang Hsu   +14 more
doaj   +1 more source

Fullerene Reinforced Polymeric Nanocomposites for Energy Storage—Status and Prognoses

open access: yesFrontiers in Materials, 2022
This review deals with the progress in the field of polymer/fullerene nanocomposites particularly for the energy storage applications. Fullerene is a unique zero dimensional nanocarbon nanomaterial.
Ayesha Kausar
doaj   +1 more source

Impact of Placement of Aminopropyl Triethoxy Silane and Tetraethoxy Silicate on SSBR Chains: Analysis of Rolling Resistance, Wet Grip, and Abrasion Resistance

open access: yesAdvances in Polymer Technology, 2022
Solution styrene-butadiene rubber (SBR) and silica filler have attracted a significant attention because of their superior properties in cured rubber mixtures used in automobile tire industry.
Majid Hassanabadi   +4 more
doaj   +1 more source

Hydrophilic polymer‐coated PVC surface for reduced cell and bacterial adhesions

open access: yesBiosurface and Biotribology, 2022
Hydrophilic polymers are very useful in biomedical applications. In this study, biocompatible polyethylene glycol (PEG) and polyvinylpyrrolidone (PVP) polymers end‐capped with succinimidyl groups were either modified or synthesised and attached to ...
Rashed Almousa   +4 more
doaj   +1 more source

Influence of Synthesis Conditions on the Chemical Structure and Composition of ZnO Nanoparticles Composite Systems / Polymer Fibers [PDF]

open access: yesArchives of Metallurgy and Materials, 2022
Nanostructured systems based on ZnO nanoparticles composite systems/polymer fibers have attracted a lot of attention in the last years because of their applications in multiple areas.
G. Calin, L. Sachelarie, N. Olaru
doaj   +1 more source

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