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Naji, M. |
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Motta, Antonella |
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Aletan, Dirar |
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Mohamed, Tarek |
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Ertürk, Emre |
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Taccardi, Nicola |
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Kononenko, Denys |
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Petrov, R. H. | Madrid |
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Alshaaer, Mazen | Brussels |
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Bih, L. |
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Casati, R. |
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Muller, Hermance |
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Kočí, Jan | Prague |
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Šuljagić, Marija |
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Kalteremidou, Kalliopi-Artemi | Brussels |
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Azam, Siraj |
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Ospanova, Alyiya |
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Blanpain, Bart |
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Ali, M. A. |
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Popa, V. |
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Rančić, M. |
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Ollier, Nadège |
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Azevedo, Nuno Monteiro |
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Landes, Michael |
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Rignanese, Gian-Marco |
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Mahmood, Sajid
in Cooperation with on an Cooperation-Score of 37%
Topics
Publications (16/16 displayed)
- 2024Sunlight-active, S-g-C3N4 boosts Ni-doped ZnFe2O4 photocatalysts for efficient organic pollutants degradationcitations
- 2024Synthesis of novel Bi/Bi2O3@Al2O3 nanocomposite for wastewater treatment, self-cleaning, and corrosion resistancecitations
- 2024Harnessing the power of multifunctional γ-Fe2O3@CuO nanocompositescitations
- 2024A stable metal ferrite Construction, physical Characterizations, and investigation magnetic properties in thin polymer filmscitations
- 2024Development of a novel pH-Responsive PVA/GO-Glu/TiO2 nanocomposite hydrogel for efficient degradation of organic pollutantscitations
- 2024Engineering the nanostructure of iron-doped ZnO for the construction of Fe-ZnO/SGCN nanocomposites to enhance the spatial charge separation and their potential applicationscitations
- 2024Comparative investigation of tellurium-doped transition metal nanoparticles (Zn, Sn, Mn)citations
- 2024Fabrication and photocatalytic evaluation of Cr-doped-ZnO/S-g-C3N4 nanocompositecitations
- 2024Evaluation of a novel composite of expanded polystyrene with rGO and SEBS-g-MAcitations
- 2024Fe-doped CdS with sulfonated g-C3N4 in a heterojunction designed for improved biomedical and photocatalytic potentialscitations
- 2024High-strength montmorillonite polyurethane nanocomposites with exfoliated montmorillonitecitations
- 2024Carbon dots and nitrogen-doped carbon dots-metal oxide nanocomposites
- 2024Transformation of refractory ceramic MgAl2O4 into blue light emitting nanomaterials by Sr2+/Cr3+ activationcitations
- 2024Harnessing solar power for enhanced photocatalytic degradation of coloured pollutants using novel Mg-doped-ZnFe2O4/S@g-C3N4 heterojunctioncitations
- 2024Boosting highly effective photocatalytic activity through g-C3N4 coupled Al doped zinc ferrite nanoparticlescitations
- 2024Highly synergistic antibacterial activity of copper (II)-based nano metal–organic frameworkcitations
Places of action
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article
Evaluation of a novel composite of expanded polystyrene with rGO and SEBS-g-MA
Abstract
<p>This study displays the effect of reduced graphene oxide (rGO) nanofiller and polystyrene-b-poly(ethylene-ran-butylene)-b-polystyrene-grafted maleic anhydride (SEBS-g-MA) on the optical, thermal, and mechanical features of expanded polystyrene (EPS). First, the thin films of pristine EPS and composites were prepared using solution cast method. The prepared films were subjected to fourier-transform infrared (FTIR), SEM, UV–visible spectrophotometer, thermogravimetric analysis/differential scanning calorimetry, and universal testing machine for structural, morphological, optical, thermal, and mechanical characterizations. Optical study revealed a significant increase in refractive index and absorption of composites than EPS. Indirect band-gap energy of EPS (~4.08 eV) was reduced to ~1.61 eV for rGO composite and ~ 2.23 eV for composite composed of rGO and SEBS-g-MA. Thermal analyses presented improvement in characterization temperatures such as T<sub>10</sub>, T<sub>50</sub>, T<sub>p</sub>, T<sub>m</sub>, and T<sub>g</sub> of composites, which ultimately lead to the thermal stability of prepared composites than pristine EPS. Stress–strain curves displayed higher yield strength (46.62 MPa), Young's modulus (96.29 MPa), and strain at break (0.54%) for EPS+rGO composite than pure EPS having stress at break (1.01 MPa), Young's modulus (12.44 MPa), and strain at break (0.08%). Moreover, ductility with relatively higher strain at break (0.61%) and lower Young's modulus (79.32 MPa) and yield strength (32.98 MPa) was noticed in EPS+rGO+SEBS-g-MA composite than EPS+rGO composite film. Morphological analysis revealed a change in globular morphology of EPS and inhomogeneous dispersion of rGO in EPS to homogeneously dispersed rGO in EPS matrix without globules owing to the addition of SEBS-g-MA. The increase in compatibility of EPS and rGO due to SEBS-g-MA was also observed in FTIR spectra. Research Highlights: Here, the solution casting approach was used to create the composite film of EPS and rGO with globules of various sizes. After adding SEBS-g-MA, the shape altered to globular free films exhibiting homogenous dispersion of rGO in EPS matrix. An optical investigation showed that composite materials had a significantly higher refractive index and absorption than EPS. The optical, thermal, and mechanical investigations suggest that the produced composites may be a great substitute for virgin EPS, allowing for a wider range of applications.</p>