Showing 2,561 - 2,580 results of 3,268 for search '"polymer"', query time: 0.09s Refine Results
  1. 2561

    A Concise Review of Recent Advancements in Carbon Nanotubes for Aerospace Applications by Silvia Zecchi, Giovanni Cristoforo, Erik Piatti, Daniele Torsello, Gianluca Ghigo, Alberto Tagliaferro, Carlo Rosso, Mattia Bartoli

    Published 2024-12-01
    “…In aerospace applications, CNTs have demonstrated considerable promise either in the form of thin layers or as reinforcements in polymer and metal matrices, where they enhance mechanical, thermal, and electromagnetic performance in lightweight composites. …”
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    Article
  2. 2562
  3. 2563

    Eggplant anthocyanin-mediated zinc oxide nanoparticles incorporated multifunctional film (hydroxypropyl methylcellulose/chitosan) for Caspian Sea white fish (kutum Rutilus frisii)... by Mahsa Salehi, Amir Shakerian, Zohreh Mashak, Ebrahim Rahimi

    Published 2025-06-01
    “…Increasing the level of ZnONPs in the polymer matrix increased the migration rate. The fabricated films exhibited a clear color change from red in acidic conditions to yellow in alkaline conditions, depending on the pH. …”
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    Article
  4. 2564

    Luminescence Lifetime-Based Water Conductivity Sensing Using a Cationic Dextran-Supported Ru(II) Polypyridyl Complex by Ya Jie Knöbl, Lauren M. Johnston, José Quílez-Alburquerque, Guillermo Orellana

    Published 2024-12-01
    “…To this end, a novel device for water conductivity monitoring has been developed by employing a microenvironment-sensitive ruthenium complex, [Ru(2,2′-bipyridine-4,4′-disulfonato)<sub>3</sub>]<sup>4−</sup>, embedded into a quaternary ammonium functionalized cross-linked polymer support. The degree of swelling of the latter, which leads to a change in the emission lifetime, depends on the water conductivity. …”
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    Article
  5. 2565

    Numerical nonlinear analysis of RC beams with un-strengthened and CFRP-strengthened opening drilled under service loads within shear zones by Magdy Khalaf, Louay Aboul-Nour, Mahmoud Khater, Marwa Ibrahim

    Published 2023-01-01
    “…The RC beams are analyzed under two concentrated loads till failure before and after applying the proposed opening strengthening technique by means of the Carbon Fibers Reinforced Polymer sheets (CFRP). The main aim of this research is simulating the real practice situation conditions where the RC beam is subjected to the service loads, supported temporary by means of hydraulic jacks, the opening is drilled and then the strengthening is performed after which the jacking supports are released. …”
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    Article
  6. 2566

    Understanding the impact of plasma functionalized MWCNTs on the structure, physicochemical and mechanical properties of PEMA by Omar F. Farag, N. A. M. Eid, Essam M. Abdel‑Fattah

    Published 2025-02-01
    “…Abstract In this study, plasma functionalized multiwalled carbon nanotubes, f-MWCNTs, were incorporated into a poly(ethyl methacrylate), PEMA, polymer matrix at different wt.% (0.005, 0.01, and 0.02 wt.%) to prepare nanocomposite films using the traditional solution casting method. …”
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  7. 2567

    Atmospheric air plasma pre-activation and customizable covalent functionalization of PVDF-membranes of microtiter filter plates by Bálint Árpád Ádám, Sára Spátay, Bálint Jávor, Szabolcs László, Levente Illés, Péter Fürjes, Tünde Tóth, Péter Huszthy, Ádám Golcs

    Published 2025-01-01
    “…After surface-activation of the indifferent membrane polymer, customizable functionalization becomes feasible by covalently attached monofunctional molecular linkers. …”
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  8. 2568
  9. 2569

    Performance of PMMA/Ta2O5 Composites as Medical Radiation Shielding: WinXCom and MCNP6 Studies by Mustafa Çağlar

    Published 2024-12-01
    “…To mitigate the adverse effects of radiation, polymer composites have begun to garner interest from researchers as potential lead-free shielding materials, largely due to their distinctive attributes, including flexibility, lightness, and environmental benignity. …”
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    Article
  10. 2570

    Temperature-Sensitive Gels for Intratumoral Delivery of β-Lapachone: Effect of Cyclodextrins and Ethanol by Marcilio S. S. Cunha-Filho, Carmen Alvarez-Lorenzo, Ramón Martínez-Pacheco, Mariana Landin

    Published 2012-01-01
    “…Pluronic F127 (18–23%) formulations combined high ability to solubilize βLAP (enhancement solubility factor up to 50), adequate gel temperature range (over 25°C), and gel strength at 37°C enough to guarantee the permanence of the formulation in the administration site for a period of time. βLAP release rate was finely tuned by the concentration of the polymer and the addition of RMβCD (diffusion coefficient ranging between 9 and 69 μg·cm−2). …”
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  11. 2571

    Influence of Fiber Orientation on Impact Resistance Behavior of Woven Sisal Fiber Reinforced Polyester Composite by Genetu A. Dress, M. H. Woldemariam, D. T. Redda

    Published 2021-01-01
    “…Woven natural fiber reinforced polymer composites have better tensile, flexural, and compressive strength compared to the mechanical properties of unidirectional and randomly oriented NFRPC because of the interlacing of fiber bundles. …”
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  12. 2572

    Precision optimization of reactive squeezing flow in stratified fluids: A response surface exploration by Anum Shafiq, Tabassum Naz Sindhu, Muhammad Ahmad Iqbal

    Published 2025-01-01
    “…Chemically reactive squeezing flows play a crucial role in various industrial and engineering processes, such as in polymer manufacturing, chemical reactors, and biofluid mechanics, where precise control over fluid behavior is essential for optimizing product quality and efficiency. …”
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  13. 2573

    Fracture toughness and failure mechanism of high performance concrete incorporating carbon nanotubes by A. Khitab, S. Ahmad, Rao A. Khushnood, Syed A. Rizwan, Giuseppe A. Ferro, L. Restuccia, M. Ali, I. Mehmood

    Published 2017-10-01
    “…Hence, special arrangement through usage of high energy sonication along with amended acrylic based polymer (performing as a surfactant) was made to have a uniform dispersion of MWCNTs in the concrete mix. …”
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  14. 2574

    Modelling and Production of Injection Moulded Polyvinylchloride--Sawdust Composite by C.O. Aliyegbenoma, J.A. Apkobi, D.D. Olodu

    Published 2020-01-01
    “…The optimization results for PVC-Sawdust composite shows that the tensile strength, proof stress, flexural strength and flexural modulus were maximized with values of 43.70MPa, 48.38MPa, 61.41MPa and 3.42GPa respectively obtained at barrel temperature of 224.65oC and polymer level of 61.46% respectively while percentage elongation and average deflection were minimized with values of 65.43% and 4.23 cm respectively. …”
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  15. 2575

    Developing human upper, lower, and deep lung airway models: Combining different scaffolds and developing complex co-cultures by Rasika S Murkar, Cornelia Wiese-Rischke, Tobias Weigel, Sascha Kopp, Heike Walles

    Published 2025-01-01
    “…Meanwhile standard electrospun polymer membrane (50–60 µm thick), which possesses a considerably low modulus of elasticity, offered higher flexibility and supported co-cultures of primary alveolar epithelial (huAEC) and endothelial cells (hEC) in concert with lung biopsy-derived fibroblasts which enhanced maturation of the tissue model. …”
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  16. 2576

    Current Insight of Peptide-Based Hydrogels for Chronic Wound Healing Applications: A Concise Review by Aifa Asyhira Khairul Nizam, Syafira Masri, Nur Izzah Md Fadilah, Manira Maarof, Mh Busra Fauzi

    Published 2025-01-01
    “…Hydrogels are hydrophilic polymer networks with a 3D structure which allows them to become skin substitutes for chronic wounds. …”
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  17. 2577

    Interfacial Polycondensation Synthesis of Optically Sensitive Polyurea Microcapsule by Weidong Lai, Xinzheng Li, Huiqing Liu, Lu Han, Yajun Zhao, Xiaowei Li

    Published 2014-01-01
    “…Due to core polymer formation, the thermal phase change temperature of exposed microcapsules was narrowed and ranged from 105 to 205°C, compared with that from 125 to 260°C of unexposed microcapsules. …”
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  18. 2578

    Flexural Performance of RC Continuous Beams Strengthening by CFRP with Grooves by Hanan Qassim, Mohammed Mashrei

    Published 2024-08-01
    “…Externally Bonded Reinforcement (EBR) is the most common technique used to strengthen the RC members with carbon fiber reinforced polymer (CFRP) sheets. Recently, a new proposed technique was named Externally Bonded Reinforcement on Grooves (EBROG) has been presented as an alternative method to avoid or eliminate the undesirable de-bonging failure mode that is accompanying to EBR method. …”
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  19. 2579

    Ultrafast enzyme-responsive hydrogel for real-time assessment and treatment optimization in infected wounds by Yitao Zhao, Yong Tan, Chun Zeng, Weilun Pan

    Published 2025-01-01
    “…To tackle this challenge, a simple yet effective HDG hydrogel, composed of hydrogen peroxide (H₂O₂), dopamine, and GelMA polymer, is developed for the ultrafast detection and treatment of Staphylococcus aureus (SA) infections. …”
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  20. 2580

    Mechanism and Rheological Properties of High-Modulus Asphalt by Xinquan Xu, Guilin Lu, Jun Yang, Xinhai Liu

    Published 2020-01-01
    “…Fluorescence microscopy shows that the high-modulus agent particles can swell in the asphalt to form polymer links that improve the viscoelastic properties of the asphalt. …”
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