Search Results - "De Silva, K."

Structural Evolution of Hydrothermally Derived Reduced Graphene Oxide by Huang, Hsin-Hui, De Silva, K. Kanishka H., Kumara, G. R. A., Yoshimura, Masamichi

“…Hydrothermal reduction is a promising approach for graphene oxide (GO) reduction since it is environmentally friendly, simple, and cost effective. We present a…”
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Online Delivery and Assessment during COVID-19: Safeguarding Academic Integrity by Gamage, Kelum A.A., Silva, Erandika K. de, Gunawardhana, Nanda

“…Globally, the number of COVID-19 cases continues to rise daily despite strict measures being adopted by many countries. Consequently, universities closed down…”
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Gold nanoparticle decorated titania for sustainable environmental remediation: green synthesis, enhanced surface adsorption and synergistic photocatalysis by Perera, Maheshika, Wijenayaka, Lahiru A, Siriwardana, Kumudu, Dahanayake, Damayanthi, Nalin de Silva, K. M

“…Developing materials for efficient environmental remediation via cheap, nontoxic and environmentally benign routes remains a challenge for the scientific…”
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Selective Enhancement in Phonon Scattering Leads to a High Thermoelectric Figure-of-Merit in Graphene Oxide-Encapsulated ZnO Nanocomposites by Biswas, Soumya, Singh, Saurabh, Singh, Shubham, Chattopadhyay, Shashwata, De Silva, K. Kanishka H, Yoshimura, Masamichi, Mitra, Joy, Kamble, Vinayak B

“…ZnO is a promising candidate for use as an environmentally friendly thermoelectric (TE) material. However, high thermal conductivity leading to a poor TE…”
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Heterogeneous in situ polymerization of polyaniline (PANI) nanofibers on cotton textiles: Improved electrical conductivity, electrical switching, and tuning properties by Tissera, Nadeeka D., Wijesena, Ruchira N., Rathnayake, Samantha, de Silva, Rohini M., de Silva, K.M. Nalin

“…[Display omitted] •Electrically conductive cotton fabric was fabricated.•In situ one pot oxidative polymerization of aniline was used.•Polyaniline (PANI) nano…”
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Nano-MgO reinforced chitosan nanocomposites for high performance packaging applications with improved mechanical, thermal and barrier properties by De Silva, R.T., Mantilaka, M.M.M.G.P.G., Ratnayake, S.P., Amaratunga, G.A.J., de Silva, K.M. Nalin

“…•MgO nanoparticles were synthesised using a novel in-situ method.•Chitosan/MgO nanocomposite thin films were fabricated by solution casting method.•The…”
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Progress of reduction of graphene oxide by ascorbic acid by De Silva, K. Kanishka H., Huang, Hsin-Hui, Yoshimura, Masamichi

“…•The reduction progress of graphene oxide (GO) by ascorbic acid was studied.•Depending on the reduction time, the properties of the reduced product can be…”
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A curcumin activated carboxymethyl cellulose–montmorillonite clay nanocomposite having enhanced curcumin release in aqueous media by Madusanka, Nadeesh, de Silva, K.M. Nalin, Amaratunga, Gehan

“…•A novel curcumin activated MMT–CMC nanocomposite was prepared.•CMC was used as an emulsifier for curcumin.•MMT nanoclay acts as a matrix material while…”
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Keratin protein nanofibers from merino wool yarn: a top-down approach for the disintegration of hierarchical wool architecture to extract α-keratin protein nanofibers by Tissera, Nadeeka D, Wijesena, Ruchira N, Ludowyke, Natali, Priyadarshana, Gayan, Dahanayake, Damayanthi, de Silva, Rohini M, Nalin de Silva, K. M

“…We report the extraction of keratin nanofibers from the medulla of a parent yarn after denaturing the cuticle and cortex microstructures of a merino wool yarn…”
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pH responsive controlled release of anti-cancer hydrophobic drugs from sodium alginate and hydroxyapatite bi-coated iron oxide nanoparticles by Manatunga, Danushika C., de Silva, Rohini M., de Silva, K.M. Nalin, de Silva, Nuwan, Bhandari, Shiva, Yap, Yoke Khin, Costha, N. Pabakara

“…[Display omitted] •Synthesis of a pH sensitive bilayer coated nano iron oxide drug carrier.•Nanocomposite was characterized using various techniques.•Loading…”
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Fabrication of reduced graphene oxide membranes for water desalination by Huang, Hsin-Hui, Joshi, Rakesh K., De Silva, K. Kanishka H., Badam, Rajashekar, Yoshimura, Masamichi

“…Reduced graphene oxide (rGO) has huge potential for membrane applications owing to its appropriate interlayer spacing (0.34–0.37 nm) that enables it to block…”
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Tunable drug release from blend poly(vinyl pyrrolidone)-ethyl cellulose nanofibers by Godakanda, V. Umayangana, Li, Heyu, Alquezar, Laura, Zhao, Lixiang, Zhu, Li-Min, de Silva, Rohini, de Silva, K.M. Nalin, Williams, Gareth R.

“…[Display omitted] The management of pain and inflammation arising from wounds is essential in obtaining effective healing rates. The application of a wound…”
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Drug-Loaded Halloysite Nanotube-Reinforced Electrospun Alginate-Based Nanofibrous Scaffolds with Sustained Antimicrobial Protection by De Silva, Rangika Thilan, Dissanayake, Ranga K, Mantilaka, M. M. M. G. Prasanga Gayanath, Wijesinghe, W. P. Sanjeewa Lakmal, Kaleel, Shehan Shalinda, Premachandra, Thejani Nisansala, Weerasinghe, Laksiri, Amaratunga, Gehan A. J, de Silva, K. M. Nalin

“…Halloysite nanotube (HNT)-reinforced alginate-based nanofibrous scaffolds were successfully fabricated by electrospinning to mimic the natural extracellular…”
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Identification and genome-wide prediction of DNA binding specificities for the ApiAP2 family of regulators from the malaria parasite by Campbell, Tracey L, De Silva, Erandi K, Olszewski, Kellen L, Elemento, Olivier, Llinás, Manuel

“…The molecular mechanisms underlying transcriptional regulation in apicomplexan parasites remain poorly understood. Recently, the Apicomplexan AP2 (ApiAP2)…”
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Electroless plating of premetalized polyamide fibers for stretchable conductive devices by Weerasinghe, P. Vishakha T, Wijesena, Ruchira N, Tissera, Nadeeka D, Priyadarshana, Gayan, Wanasekara, Nandula D, Dissanayake, D. G. Kanchana, Nalin de Silva, K. M

“…A new approach was used to produce electrically conductive polyamide yarns, employing an electroless plating technique, which involved stabilizing silver…”
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Restoration of the graphitic structure by defect repair during the thermal reduction of graphene oxide by De Silva, K. Kanishka H., Huang, Hsin-Hui, Joshi, Rakesh, Yoshimura, Masamichi

“…Production of graphene from graphene oxide (GO), having properties similar to pristine graphene, is the most challenging task so far in the graphene sector…”
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Ultrasound energy to accelerate dye uptake and dye–fiber interaction of reactive dye on knitted cotton fabric at low temperatures by Tissera, Nadeeka D., Wijesena, Ruchira N., de Silva, K.M. Nalin

“…[Display omitted] •Ultrasound energy was used as an alternative method for dyeing of cotton fabric with reactive dyes.•Dyeing was carried out at controlled…”
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Double layer approach to create durable superhydrophobicity on cotton fabric using nano silica and auxiliary non fluorinated materials by Manatunga, Danushika Charyangi, de Silva, Rohini M., de Silva, K.M. Nalin

“…⿢Superhydrophobicity using nonfluorinated agents on cotton roughened with nanosilica.⿢Sol⿿gel method to hydrophobize with HDTMS, SA, OTES, and HDTMS/SA…”
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Colloidal stability of chitin nanofibers in aqueous systems: Effect of pH, ionic strength, temperature & concentration by Wijesena, Ruchira N., Tissera, Nadeeka D., Rathnayaka, V.W.S.G., de Silva, Rohini M., de Silva, K.M. Nalin

“…•Chitin nanofibers were prepared from crab shells.•Hydrodynamic diameter and zeta potential of the chitin nanofibers were evaluated.•Those were evaluated…”
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Carbon quantum dots-decorated nano-zirconia: A highly efficient photocatalyst by Ratnayake, S.P., Mantilaka, M.M.M.G.P.G., Sandaruwan, C., Dahanayake, D., Murugan, E., Kumar, Santhosh, Amaratunga, G.A.J., de Silva, K.M. Nalin

“…[Display omitted] •Novel material was synthesized using carbon quantum dots (CQD) and nano zirconia.•ZrO2 nanoparticles with an average diameter of 40 nm were…”
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