Characterization and application of LDH with chitosan composites investigated by positron annihilation lifetime spectroscopy and surface texture for the adsorption of …

EE Abdel-Hady, SHM Hafez, HFM Mohamed… - Scientific Reports, 2024 - nature.com
With a rapid increase in industrial growth around the world, the demand for an entirely novel
category of nanoparticles and technologies for wastewater treatment has become a key …

Recent advances in non-perfluorinated sulfonic acid proton exchange membranes in the energy field

S Lv, X Li, M Lu, T Lu, W Lv, W Liu, X Dong… - Journal of Materials …, 2024 - pubs.rsc.org
The proton exchange membrane (PEM) has become one of the most popular materials for
membrane-based energy conversion and storage devices due to its robust proton transport …

Study of mechanical and electrical properties through positron annihilation spectroscopy for ethylene-propylene-diene rubber biocomposites with treated wheat husk …

HFM Mohamed, HG Taha, WM Mohammed… - Scientific Reports, 2024 - nature.com
The positron annihilation lifetime (PAL) spectroscopy characteristics of ethylene-propylene-
diene monomer rubber (EPDM) composites reinforced with treated wheat husk fibers …

Effect of Plasma pretreatment and Graphene oxide ratios on the transport properties of PVA/PVP membranes for fuel cells

MO Abdel-Hamed, AA Draz, M Khalaf… - Scientific Reports, 2024 - nature.com
In this study, a novel proton-conducting polymer electrolyte membrane based on a mixture of
polyvinyl alcohol (PVA)/polyvinyl pyrrolidone (PVP)(1: 1) mixed with different ratios of …

Effect of the electric field on the free volume investigated from positron annihilation lifetime and dielectric properties of sulfonated PVC/PMMA

MRM Elsharkawy… - Polymers for Advanced …, 2024 - Wiley Online Library
Polymer electrolyte membranes (PEMs) play a vital role in electrochemical devices,
facilitating ion conduction while blocking gases and electrons. Their effectiveness is closely …

MoS2 nanosheet assisted poly vinyl alcohol cross-linked with carboxylated acryl-amido-2-methyl-1-propanesulfonic acid in medium temperature proton exchange …

D Ganesan, S Theerthagiri, B Yu, K Selvaraj… - Composite …, 2024 - Taylor & Francis
Initially, the carboxylated-acryl amido propane sulfonic acid (C-AMPSA) was synthesized
through the thiol-ene reaction using 2-acrylamido-2-methylpropane sulfonic acid and 3 …

Biopolymeric electrolyte-based membrane on nanocrystalline cellulose/polyvinyl alcohol for a conceivable usage in proton exchange membrane fuel cell

SA Muhmed, J Jaafar, SNA Ahmad, M Purwanto… - … Research and Design, 2024 - Elsevier
In this study, we developed eco-friendly biopolymer electrolytes by blending nanocrystalline
cellulose (NCC) with polyvinyl alcohol (PVA) and crosslinking them using glutaraldehyde …

Dielectrically modified lanthanum (La3+) doped LaxCe2-xO3/SnO2 nanocomposites for technological applications

N Mushtaq, M Khalid, M Younas, MGB Ashiq… - Materials Chemistry and …, 2024 - Elsevier
Metal oxide nanocomposites are in high demand due to their versatile properties and wide
range of applications in modern technology, including energy storage devices, electrode …

Tuning the structural as well as optical characteristics of ZiF-8 thin coatings through inclusion of reduced graphene oxide: a comparative study

AM Aboraia, DE El Refaay, A Henaish… - Optical and Quantum …, 2024 - Springer
The optical properties that define the characteristics of optical thin films are highly relevant
since they determine the applicability of the thin films in optical and photoelectric products …

Positron annihilation techniques as probes for investigation of the polymer electrolyte membranes with different ion exchange capacities

HFM Mohamed - Journal of the Egyptian Society for Basic Sciences …, 2024 - journals.ekb.eg
The positron annihilation lifetime (PAL) experiments have been conducted on pure
polyether sulfone (PES) and sulfonated polyether sulfone (SPES) with varying degrees of …