Insights into optical band gap identification in polymer composite films based on PVA with enhanced optical properties: Structural and optical characteristics

AHA Darwesh, SB Aziz, SA Hussen - Optical Materials, 2022 - Elsevier
In this study, poly (vinyl alcohol)(PVA) was integrated with various amounts of dibismuth
trioxide (Bi 2 O 3) to produce PVA: Bi 2 O 3 composites using casting methodology. The …

Investigation of structural and optical characteristics of biopolymer composites based on polyvinyl alcohol inserted with PbS nanoparticles

AHA Darwesh, PA Mohammed, SM Mamand… - Coatings, 2023 - mdpi.com
The film casting method is implemented to synthesize a series of films consisting of polyvinyl
alcohol (PVA) films and 4 wt%, 8 wt%, and 12 wt% lead sulfide (PbS) nanoparticles (NPs). X …

Impact of BaTiO3 on the structural, optical, and nuclear radiation shielding parameters of poly (methyl methacrylate) nanocomposites as transparent shielding material

AM Ismail, NBG Elmoulaa, RM El Shazly… - Radiation Physics and …, 2023 - Elsevier
Abstract Six weight percentages (0, 2, 5, 10, 15, and 20 wt (%)) of barium titanate BaTiO 3
were doped as a nanoparticle in poly (methyl methacrylate) PMMA and their optical and …

PEG's impact as a plasticizer on the PVA polymer's structural, thermal, mechanical, optical, and dielectric characteristics

MI Mohammed, F El-Sayed - Optical and Quantum Electronics, 2023 - Springer
An array of water-soluble polymer blends composed of polyvinyl alcohol (PVA) and
polyethylene glycol (PEG) have been synthesized by the solution casting technique. The …

Modeling the optical properties of a polyvinyl alcohol-based composite using a particle swarm optimized support vector regression algorithm

TO Owolabi, MA Abd Rahman - Polymers, 2021 - mdpi.com
We developed particle swarm optimization-based support vector regression (PSVR) and
ordinary linear regression (OLR) models for estimating the refractive index (n) and energy …

Towards multifunctional applications of Fullerene-filled (PVA-PEG) polymeric nanocomposite films: structural, optical, and electrical properties

MI Mohammed, IS Yahia - Physica Scripta, 2022 - iopscience.iop.org
Via casting method, Polyvinyl alcohol (PVA) and polyethylene glycol (PEG) blend matrix
(80/20 wt%) based with fullerene (C60)(ie,(PVA–PEG)/C60) polymeric nanocomposite …

Structural, Bandgap Analysis, Electrical Properties, and Photocatalytic Applications of PMMA/Nd2O3 Composite Membranes: Towards Multifunctional Materials for …

MI Mohammed, IS Yahia, D Elfiky, N Hesham… - Journal of Inorganic and …, 2024 - Springer
Doped with high-quality neodymium ions, poly (methyl methacrylate)(PMMA)[(PMMA)-x wt%
Nd3+] by using the traditional solution casting method, polymeric composite films with [x= 0 …

Modulation of the optoelectronic properties of polyimide (Kapton-H) films by gamma irradiation for laser attenuation and flexible space structures

AM Ismail, DA Nasrallah, EG El-Metwally - Radiation Physics and Chemistry, 2022 - Elsevier
Abstract polyimide (PI or Kapton-H) has proven its potential in the field of optoelectronic,
nuclear technology and space industry due to its excellent electric insulation, transparency …

Synthesis and characterization g‐C3N4‐doped PMMA polymeric nanocomposites films for electronic and optoelectronic applications

MI Muhammed, IS Yahia… - Journal of Applied Polymer …, 2022 - Wiley Online Library
Solution casting was used to synthesis polymethyl methacrylate (PMMA) nanocomposites
with graphitic carbon nitride (g‐C3N4) nanoparticles in various percentages (0.033, 0.166 …

Simple processed polyvinyl alcohol/multi-wall carbon nanotube polymeric nanocomposites for high-performance optoelectronics

MI Mohammed, HY Zahran, S Zyoud, IS Yahia… - Journal of Materials …, 2024 - Springer
Nanocomposites of polyvinyl alcohol (PVA)/multi-wall carbon nanotube (MWCNT) were
prepared using the simple solution cast technique with different contents of MWCNT (0, 0.05 …