Engineering of PVA/PVP hydrogels for Agricultural Applications

E Malka, S Margel - Gels, 2023 - mdpi.com
Hydrogels have gained significant popularity in agricultural applications in terms of
minimizing waste and mitigating the negative environmental impact of agrochemicals. This …

Probing the free volume in polymers by means of positron annihilation lifetime spectroscopy

G Consolati, D Nichetti, F Quasso - Polymers, 2023 - mdpi.com
Positron annihilation lifetime spectroscopy (PALS) is a valuable technique to investigate
defects in solids, such as vacancy clusters and grain boundaries in metals and alloys, as …

Studies on structural and dielectric behaviour of PVA/PVP/SnO nanocomposites

V Siva, D Vanitha, A Murugan, A Shameem… - Composites …, 2021 - Elsevier
The hybrid type of polymer nanocomposites based on Polyvinyl alcohol (PVA)/Poly (vinyl)
pyrrolidone (PVP) with tin oxide (SnO) have been prepared by simple solution casting …

Nanocomposites comprising PVA/CMC matrix and CNTs/Fe2O3 nanohybrid: a comparative investigation of structural, optical, electrical, and dielectric properties as an …

AI Al-Sulami, AB Alruqi, N Algethami… - Materials Chemistry and …, 2024 - Elsevier
This work addresses the fabrication of innovative flexible polymer nanocomposite films for
electrochemical products made of poly (vinyl alcohol)(PVA), carboxymethyl cellulose (CMC) …

Controlling the optical properties and analyzing mechanical, dielectric characteristics of MgO doped (PVA–PVP) blend by altering the doping content for …

MI Mohammed - Optical Materials, 2022 - Elsevier
The solution-cast method was used to synthesize magnesia (MgO) nanoparticles filled poly
(vinyl alcohol)(PVA) and poly (vinyl pyrrolidone)(PVP) blend matrix (80/20 wt%) based …

Utilization of torrefied date stones with synthesized TiO2 nanoparticles for promoting humidity sensing of PVA/PVP nanocomposites for smart food packaging and …

A Madbouly, M Morsy, H Moustafa - Ceramics International, 2024 - Elsevier
Fabricating smart and active packaging films with affordable cost has become the first
demand for serving to market needs, particularly after COVID-19 disaster, for ensuring food …

Synthesis, structural, thermal, mechanical, and nano-scale free volume properties of novel PbO/PVC/PMMA nanocomposites

S El-Gamal, M Elsayed - Polymer, 2020 - Elsevier
Novel nanocomposite films (PbO/PVC/PMMA) were prepared by solution casting. The
influence of PbO loading, from 0.5 to 4 wt%, on the structural, thermal, mechanical, and free …

Evolution of Free Volumes in Polycrystalline BaGa2O4 Ceramics Doped with Eu3+ Ions

H Klym, I Karbovnyk, A Luchechko, Y Kostiv… - Crystals, 2021 - mdpi.com
BaGa2O4 ceramics doped with Eu3+ ions (1, 3 and 4 mol.%) were obtained by solid-phase
sintering. The phase composition and microstructural features of ceramics were investigated …

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 …

Synergistic fabrication, characterization, and prospective optoelectronic applications of DES grafted activated charcoal dispersed PVA films

S Lokesh Kumar, CJ Binish, J Rajprasad… - Polymers for …, 2024 - Wiley Online Library
This study investigates the synthesis, analysis, and utility of films comprising deep eutectic
solvent (DES) grafted activated charcoal (AC) within a polyvinyl alcohol (PVA) matrix for …