Browsing Materials Science & Technology by Author "Ponnamma, D."
Now showing items 21-37 of 37
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Mesoporous silica filled smart super oleophilic fibers of triblock copolymer nanocomposites for oil absorption applications
Elgawady Y.; Ponnamma D.; Adham S.; Al-Maas M.; Ammar A.; Alamgir K.; Al-Maadeed M.A.A.; Hassan M.K.... more authors ... less authors ( Springer Nature , 2020 , Article)Super oleophilic fibers of styrene-isoprene-styrene (SIS) block copolymer/mesoporous silica (MS) nanocomposites are fabricated by electrospinning, and their oil absorption efficiency is monitored by following two different ... -
Molybdenum oxide reinforced polyvinyl alcohol composite as high-performance dielectric material for flexible electronics
Parangusan, K.; Subramaniam, V.; Ganesan, A.; Venkatesh, P.S.; Ponnamma, D. ( Springer , 2023 , Article)Polymer dielectrics are highlighted as capable energy storing materials due to their better dielectric strength and supreme versatility compared to inorganic ceramic dielectrics in sophisticated electronics and pulsed power ... -
Nanoflower-like Yttrium-doped ZnO Photocatalyst for the Degradation of Methylene Blue Dye
Parangusan H.; Ponnamma D.; Al-Maadeed M.A.A.; Marimuthu A. ( Blackwell Publishing Inc. , 2018 , Article)Pure ZnO and Yttrium-doped (Y-doped) ZnO at various mol% with flower-like nanostructures are synthesized by a microwave-assisted sol�gel method, followed by investigating the morphologies, crystal structures, optical ... -
Piezo- and Thermoelectric Materials from Biopolymer Composites
Ponnamma D.; Ogunleye G.J.; Sharma P.; AlMaadeed M.A. ( Elsevier Inc. , 2017 , Book chapter)Energy or power harvesting materials based on polymer nanocomposites have emerged as stable sources of electrical energy. Their wider applications ranging from aerospace to military and from automobiles to e-clothing signify ... -
Polymer-metal oxide composite nanofibers
Elkahlout, Z.I.; AlAhzm, A.M.; Alejli, M.O.; AlMaadeed, F.Z.; Ponnamma, D.; Al-Maadeed, M.A.A.... more authors ... less authors ( Elsevier , 2021 , Book chapter)Extensive studies have been conducted on different kinds of polymers, their composites, and multifunctionalities, depending on their structural features. Metal oxides and their polymer nanocomposites offer technological ... -
Polymers to improve the world and lifestyle: physical, mechanical, and chemical needs
AlMaadeed, M.A.A.; Ponnamma, D.; El-Samak, A.A. ( Elsevier , 2020 , Book chapter)The wide-ranging applications of polymers are due to their important advantages that involve their relatively low cost, low density, resistance to corrosion, resistance to most chemicals, and easier manufacturing designs. ... -
Recent progress and multifunctional applications of 3D printed graphene nanocomposites
Ponnamma D.; Yin Y.; Salim N.; Parameswaranpillai J.; Thomas S.; Hameed N.... more authors ... less authors ( Elsevier Ltd , 2021 , Article Review)This review provides a comprehensive analysis of available peer-reviewed literature in which graphene and/or its derivatives are incorporated into a polymer matrix in order to enhance the final properties and functionalities ... -
Review on exploration of graphene in the design and engineering of smart sensors, actuators and soft robotics
Jin X.; Feng C.; Ponnamma D.; Yi Z.; Parameswaranpillai J.; Thomas S.; Salim N.V.... more authors ... less authors ( Elsevier B.V. , 2020 , Article Review)This article presents a comprehensive review on the recent development of graphene and its derivatives in the design and engineering of smart sensors, actuators and soft robotics. Comparing with traditional materials used ... -
Self-powered nanosensors using nanogenerators
El-Samak A.A.; Abraham J.J.; Ponnamma D.; Hassan M.K.; Al-Maadeed M.A.A. ( Elsevier , 2020 , Book chapter)Wearable electronics and smart technologies attracted widespread attention toward the development of self-powered nanosensors. Various power generation methods such as piezoelectric, pyroelectric, and triboelectric mechanisms ... -
Smart and robust electrospun fabrics of piezoelectric polymer nanocomposite for self-powering electronic textiles
Ponnamma D.; Parangusan H.; Tanvir A.; AlMa'adeed M.A.A. ( Elsevier Ltd , 2019 , Article)The present work designs a piezoelectric nanogenerator (PENG) based on the electrospun nanofibers of the piezoelectric polymer, polyvinylidene fluoride hexafluoropropylene (PVDF-HFP), by uniformly drawing the spun membranes ... -
Strategies to Enhance ZnO Photocatalyst's Performance for Water Treatment: A Comprehensive Review
Hezam A.; Drmosh Q.A.; Ponnamma D.; Bajiri M.A.; Qamar M.; Namratha K.; Zare M.; Nayan M.B.; Onaizi S.A.; Byrappa K.... more authors ... less authors ( John Wiley and Sons Inc , 2022 , Article Review)Despite the photocatalytic organic pollutant degradation using ZnO started in 1910?1911, many challenges are still ahead, and several critical issues have to be addressed. Large band gap, and short life-time of photogenerated ... -
Stretchable quaternary phasic PVDF-HFP nanocomposite films containing graphene-titania-SrTiO3 for mechanical energy harvesting
Ponnamma D.; Erturk A.; Parangusan H.; Deshmukh K.; Ahamed M.B.; Al Ali Al-Maadeed M.... more authors ... less authors ( Springer Nature , 2018 , Article)Integrating efficient energy harvesting materials in to soft, flexible, and eco-friendly substrates could yield significant breakthroughs in wearable and flexible electronics. Substantial advances are emerged in fabricating ... -
Structural influence of chromium substituted magnetite ferrofluids on the optical and antibacterial characteristics
Babukutty, B.; Ponnamma, D.; Nair, S.S.; Jose, J.; Bhat, S.G.; Thomas, S.... more authors ... less authors ( Elsevier Ltd , 2023 , Article)A series of chromium substituted magnetite (CrxFe1?xFe2O4) ferrofluids with various concentrations ranging from x = 0-0.8 is reported in this work. Simple, cost effective and gentle co-precipitation method is followed for ... -
Surface Plasmonic Resonance and Z-Scheme Charge Transport Synergy in Three-Dimensional Flower-like Ag-CeO2-ZnO Heterostructures for Highly Improved Photocatalytic CO2Reduction
Mahyoub S.A.; Hezam A.; Qaraah F.A.; Namratha K.; Nayan M.B.; Drmosh Q.A.; Ponnamma D.; Byrappa K.... more authors ... less authors ( American Chemical Society , 2021 , Article)The design and engineering of plasmonic metal nanocomposite photocatalysts offer an operative approach for highly efficient CO2 photoreduction. Herein, the authors report a plasmonic 3D flower-like (3DF) Ag-CeO2-ZnO ... -
Toward High Power Generating Piezoelectric Nanofibers: Influence of Particle Size and Surface Electrostatic Interaction of Ce-Fe 2 O 3 and Ce-Co 3 O 4 on PVDF
Parangusan H.; Ponnamma D.; Al Ali Almaadeed M. ( American Chemical Society , 2019 , Article)Development of flexible piezoelectric nanogenerator (PENG) is a real challenge for the next-generation energy-harvesting applications. In this paper, we report highly flexible PENGs based on poly(vinylidene fluoride) ... -
Vertically oriented nanoporous block copolymer membranes for oil/water separation and filtration
Luo Y.; Wang X.; Zhang R.; Singh M.; Ammar A.; Cousins D.; Hassan M.K.; Ponnamma D.; Adham S.; Al-Maadeed M.A.A.; Karim A.... more authors ... less authors ( Royal Society of Chemistry , 2020 , Article)The separation of oil from water and filtration of aqueous solutions and dispersions are critical issues in the processing of waste and contaminated water treatment. Membrane-based technology has been proven as an effective ... -
White graphene-cobalt oxide hybrid filler reinforced polystyrene nanofibers for selective oil absorption
Ponnamma D.; Nair S.S.; Parangusan H.; Hassan M.K.; Adham S.; Karim A.; Al-Maadeed M.A.A.... more authors ... less authors ( MDPI AG , 2020 , Article)In this work, stable hydrophobic nanocomposites are made from electrospun fibers of polystyrene (PS) containing a hybrid filler combination of (i) hexagonal boron nitride (hBN) and (ii) cobalt oxide (Co3O4) nanomaterials. ...