Results 21 to 30 of about 3,929,860 (354)

A new gas discharge process for preparation of non-fouling surfaces on biomaterials [PDF]

open access: yes, 1993
A non-fouling surface containing immobilized polyethylene oxide (PEO) was achieved using an argon radio-frequency glow discharge treatment (RFGD) of polyethylene films precoated with Brij hydrocarbon-PEO surfactants.
Feijen, J.   +3 more
core   +2 more sources

Efficient Cu2+, Pb2+ and Ni2+ ion removal from wastewater using electrospun DTPA-modified chitosan/polyethylene oxide nanofibers

open access: yes, 2020
Diethylenetriaminepentaacetic acid-modified chitosan/polyethylene oxide nanofibers (CS-DTPA/PEO NFs) were developed for enhanced heavy metal ion adsorption.
Natalia S. Surgutskaia   +8 more
semanticscholar   +1 more source

Functional properties of thermally tampered poly(ethylene oxide) [PDF]

open access: yesBioImpacts, 2022
Introduction: Poly(ethylene oxide) (PEO) is the most common polymer used in commercial abuse-deterrent tablets. Due to its vulnerability to high-temperature manipulation, we investigated abuse-deterrent capability and the toxicity of this polymer upon ...
Niloofar Babanejad   +3 more
doaj   +1 more source

Raman analysis of polyethylene glycols and polyethylene oxides [PDF]

open access: yesJournal of Physics: Conference Series, 2018
We present Raman study of commercial liquids and powders of polyethylene glycols and polyethylene oxides with the average molecular weight from 400 Da to 10000 kDa. The most significant spectral changes were observed for the range of the molecular weights, where the liquid/semisolid transition has occurred.
E A Sagitova   +6 more
openaire   +1 more source

Effects of Fly Ash and Chemical Admixtures on the Rheological Properties of High-Concentration Full-Tailing Filling Slurry

open access: yesAdvances in Civil Engineering, 2020
Good fluidity is the precondition to ensure the pipeline transportation of the filling slurry. The admixture in the filling slurry will affect the rheological properties of the slurry.
Fulin Wang   +3 more
doaj   +1 more source

Response surface methodology optimization of dynamical solutions of Lie group analysis for nonlinear radiated magnetized unsteady wedge: Machine learning approach (gradient descent)

open access: yesAlexandria Engineering Journal, 2023
When a consistent transverse magnetic field and heat radiation are present, the flow of boundary layer, Over porous wedge nanofluids, hybrid nanofluids, and ternary hybrid nanofluids have been studied., Water as base fluid, Hybrid nanofluid, Ternary ...
M. Dinesh Kumar   +5 more
doaj   +1 more source

Correlation between Grafting Density and Confined Crystallization Behavior of Poly(ethylene glycol) Grafted to Silica [PDF]

open access: yes, 2019
The interfacial interactions of polymer-nanoparticles have dramatical effects on the crystallization behavior of grafted polymers. In this study, methoxy polyethylene glycol (MPEG) (molecular weights 750, 2000 and 4000 g mol−1) was grafted onto amino ...
Müller Sánchez, Alejandro Jesús   +5 more
core   +3 more sources

Acceleration of thermo-oxidative degradation of high-density polyethylene using oxidized polyethylene

open access: yesPolyolefins Journal, 2023
In the present study, the thermal oxidation behaviour of high-density polyethylene (HDPE) containing each of two types of oxidized polyethylene (OPE), one prepared using 500 ppm of iron (III) stearate as pro-oxidant and the other without the pro-oxidant, was investigated.
ShahsavariBadvestani, Tannaz   +3 more
openaire   +2 more sources

Zinc oxide nanoparticles as selective killers of proliferating cells [PDF]

open access: yes, 2011
Background: It has recently been demonstrated that zinc oxide nanoparticles (ZnO NPs) induce death of cancerous cells whilst having no cytotoxic effect on normal cells.
Cuschieri, Alfred   +7 more
core   +6 more sources

A Coarse-Grained Model for Polyethylene Oxide and Polyethylene Glycol: Conformation and Hydrodynamics [PDF]

open access: yesThe Journal of Physical Chemistry B, 2009
A coarse-grained (CG) model for polyethylene oxide (PEO) and polyethylene glycol (PEG) developed within the framework of the MARTINI CG force field (FF) using the distributions of bonds, angles, and dihedrals from the CHARMM all-atom FF is presented. Densities of neat low molecular weight PEO agree with experiment, and the radius of gyration R(g) = 19 ...
Lee, Hwankyu   +3 more
openaire   +3 more sources

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