Results 21 to 30 of about 282,952 (326)

Effects of precipitation conditions on the membrane morphology and permeation characteristics [PDF]

open access: yes, 2009
[[abstract]]The permeability and permselectivity of asymmetric and particulate membranes towards glucose and proteins of various molecular sizes were studied.
Lin, Dong-tsamn
core   +1 more source

Cannabidiol-Loaded Nanostructured Lipid Carriers (NLCs) for Dermal Delivery: Enhancement of Photostability, Cell Viability, and Anti-Inflammatory Activity

open access: yesPharmaceutics, 2023
The aim of this study was to encapsulate cannabidiol (CBD) extract in nanostructured lipid carriers (NLCs) to improve the chemical stability and anti-inflammatory activity of CBD for dermal delivery.
Boontida Morakul   +3 more
doaj   +1 more source

Effect of Environmental Gas on Surface Initiated Rolling Contact Fatigue

open access: yesTribology Online, 2013
This paper describes an exploratory study on the effects of temperature on the formation of oxide film and rolling contact fatigue life in hydrogen, argon and air.
Hiroyoshi Tanaka   +4 more
doaj   +1 more source

The Vaginal-PVPA: A Vaginal Mucosa-Mimicking In Vitro Permeation Tool for Evaluation of Mucoadhesive Formulations

open access: yesPharmaceutics, 2020
Drug administration to the vaginal site has gained increasing attention in past decades, highlighting the need for reliable in vitro methods to assess the performance of novel formulations.
Margherita Falavigna   +5 more
doaj   +1 more source

A Model to Simulate Gas Dissolution into/through Metals and Its Application to Deuterium in a 316L Steel Chamber with Pb-Li in a Quasi-2D Geometry

open access: yesApplied Sciences, 2022
Liquid lead-lithium in eutectic proportions (Pb-Li) is a candidate material for Breeding Blankets (BBs) in future Fusion Power Plants (FPP). BB design depends on the diffusivity and Sieverts’ constant (solubility) of tritium in this alloy, but literature
Tiago Pomella Lobo   +2 more
doaj   +1 more source

Investigation of Permeation of Theophylline through Skin Using Selected Piperazine-2,5-Diones

open access: yesMolecules, 2019
Transdermal administration of drugs that penetrate, in this case directly into the blood circulation, has many advantages and is promising for many drugs thanks to its easy application and good patient compliance.
Aneta Pokorna   +5 more
doaj   +1 more source

UV-enhanced sacrificial layer stabilised graphene oxide hollow fibre membranes for nanofiltration [PDF]

open access: yes, 2015
Graphene oxide (GO) membranes have demonstrated great potential in gas separation and liquid filtration. For upscale applications, GO membranes in a hollow fibre geometry are of particular interest due to the high-efficiency and easy-assembly features at
Aba, NFD   +4 more
core   +1 more source

Characterization of new membrane materials by means of fouling experiments Adsorption of bsa on polyetherimide-polyvinylpyrrolidone membranes [PDF]

open access: yes, 1991
The hydrophilicity of polyetherimide-polyvinylpyrrolidone (PEI-PVP) microfiltration membranes can be adjusted by means of a suitable post-treatment. The influence of the nature of the membrane surface on fouling properties was studied using permeation ...
Beerlage, M.A.M.   +5 more
core   +2 more sources

Optimization of experimental conditions for skin-PAMPA measurements

open access: yesADMET and DMPK, 2020
In recent years, the parallel artificial membrane permeability assay (PAMPA) has been extended for prediction of skin permeation by developing an artificial membrane which mimics the stratum corneum structure, skin-PAMPA.
Sara Soriano-Meseguer   +3 more
doaj   +1 more source

Fabrication and function of polymer membranes

open access: yesChemistry Teacher International, 2021
The paper gives an introduction to membrane science and technology, an area of research of high significance for the development of a sustainable life for human beings.
Abetz Volker   +2 more
doaj   +1 more source

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