Free volume and the mechanism of plasticization in water-swollen poly (vinyl alcohol)
RM Hodge, TJ Bastow, GH Edward, GP Simon… - …, 1996 - ACS Publications
Poly (vinyl alcohol), PVOH, films have been studied as a function of water content. The
states of water present in the polymer (bound or free) have been characterized and are a …
states of water present in the polymer (bound or free) have been characterized and are a …
Ion dynamics and positron annihilation studies on polymer ceramic composite electrolyte system (PVA/NaClO4/Y2O3): application in electrochemical devices
This study aimed to develop a framework to investigate the structural, dielectric, and
transport properties of a sequence-based PVA matrix polymer ceramic composite electrolyte …
transport properties of a sequence-based PVA matrix polymer ceramic composite electrolyte …
Development of TiO2/polyvinyl alcohol-cellulose acetate nanocomposite reverse osmosis membrane for groundwater-surface water interfaces purification
ES Mansor, H Abdallah, AM Shaban - Materials Science and Engineering …, 2023 - Elsevier
The conventional water treatment processes have limits to overcome the gap between
available water sources and the water demand. So desalination is required to face this …
available water sources and the water demand. So desalination is required to face this …
Physical and electrochemical properties of PVA/TiO2 nanocomposite membrane
EE Abdel‐Hady, HFM Mohamed… - Advances in Polymer …, 2018 - Wiley Online Library
A casting method becomes used for the preparation of the polyvinyl alcohol (PVA)/TiO2
nanocomposite. Characterization of the casting membranes was done using Fourier …
nanocomposite. Characterization of the casting membranes was done using Fourier …
The impact of plasticizer and degree of hydrolysis on free volume of poly (vinyl alcohol) films
RJ Fong, A Robertson, PE Mallon, RL Thompson - Polymers, 2018 - mdpi.com
The effect of plasticizer species and the degree of hydrolysis (DH) on the free volume
properties of poly (vinyl alcohol)(PVA) were studied using positron annihilation lifetime …
properties of poly (vinyl alcohol)(PVA) were studied using positron annihilation lifetime …
Effect of Al2O3 on Nanostructure and Ion Transport Properties of PVA/PEG/SSA Polymer Electrolyte Membrane
Polymer electrolyte membrane (PEM) fuel cells have the potential to reduce our energy
consumption, pollutant emissions, and dependence on fossil fuels. To achieve a wide range …
consumption, pollutant emissions, and dependence on fossil fuels. To achieve a wide range …
Improvement of the Structure and Physicochemical Properties of Polylactic Acid Films by Addition of Glycero-(9, 10-trioxolane)-Trialeate
O Alexeeva, A Olkhov, M Konstantinova… - Polymers, 2022 - mdpi.com
Glycero-(9, 10-trioxolane)-trioleate (ozonide of oleic acid triglyceride, OTOA) was introduced
into polylactic acid (PLA) films in amounts of 5, 10, 30, 50, and 70% w/w. The morphological …
into polylactic acid (PLA) films in amounts of 5, 10, 30, 50, and 70% w/w. The morphological …
Non‐fluorinated PVA/SSA proton exchange membrane studied by positron annihilation technique for fuel cell application
S Awad, EE Abdel‐Hady… - Polymers for …, 2021 - Wiley Online Library
Abstract Poly (vinyl alcohol)(PVA) with sulfosuccinic acid (SSA) membrane was prepared
with different concentrations of SSA (wt.%) and thermally crosslinked successfully at 100° C …
with different concentrations of SSA (wt.%) and thermally crosslinked successfully at 100° C …
Application of positron annihilation technique to reverse osmosis membrane materials
A Shimazu, K Ikeda, T Miyazaki, Y Ito - Radiation Physics and Chemistry, 2000 - Elsevier
Positron annihilation lifetime spectroscopy has been adopted as a new approach for
studying vacancies of reverse osmosis membrane materials composed of cellulose acetate …
studying vacancies of reverse osmosis membrane materials composed of cellulose acetate …
Investigation of the free volume characteristics of PEO based solid state polymer electrolyte by means of positron annihilation spectroscopy
Ion conduction in poly (ethylene oxide), PEO, based electrolytes are explained considering
the ion movement coupled with polymer segmental motions or free volume. Herein, we …
the ion movement coupled with polymer segmental motions or free volume. Herein, we …