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Item Synthesis of Cellulose Nanoparticles from Panicum maximum and their Application in Gas Filtration(Institute Of Chemistry Ceylon, 2025) Nilmani,A. H. M. Y; Priyantha,N; Wijesinghe,M. BAir pollution is a significant global environmental issue. Excessive levels of oxides of carbon, nitrogen, and sulfur oxides cause a wide range of environmental complications, leading to various health problems.Item Electrochemical Investigation of Thiamethoxam on Glassy Carbon Electrode(Institute Of Chemistry Ceylon, 2025-05) Jayasinghe ,J. H. L. K; Navaratne, A. NThiamethoxam (TMX) is one of the most widely used neonicotinoid pesticides in modern agriculture due to its unique properties, such as low toxicity to non target animals, including humans and mammals, with high target specificity; a broad spectrum of insecticidal action; and versatility in application methods.Item Antioxidant Activity, Phytochemical Screening and GC-MS Profiling of Some Tea Varieties of Sri Lanka(Institute Of Chemistry Ceylon, 2025-05) Malshika,J. K. P; Edirisinghe, E. M. R. K. BTea is a widely consumed beverage made from the Camellia sinensis plant.Item Copper-zinc oxide nanohybrids for advanced antimicrobial and photocatalytic applications(Institute Of Chemistry Ceylon, 2025-05) Herath,H; Viduranga,T.A.V. P; Yapa,P; Munaweera,I; Samarakoon,UZnO exhibits remarkable photocatalytic and antimicrobial activity as a nanomaterial for diverse applications, including environmental remediation, healthcare, and sustainable energy solutions. HItem Harnessing the Power of Visible Light with GO-Ni-ZnO Nanohybrid Electrospun Polymeric Membranes for Improved Photocatalysis(Institute Of Chemistry Ceylon, 2025-05) Pasindu,V; Yapa,P; Dabare,S; Munaweera,I; Etampawala,T; Weerasekera,M.M; Attygalle, D; Amarasinghe,SPhotocatalysis exhibits considerable potential for a range of environmental, energy, and biomedical applications, especially when employing metal-doped nanoparticle systems like Ni-doped ZnO. By giving nanohybrid stability and structural support, graphene oxide (GO) enhances photocatalytic activities and increases its durability and resistance to photocorrosion.Item Enhanced antimicrobial and anti-inflammatory properties of PCL metal-turmeric oleoresin and metal-curcumin nanohybrids(Institute Of Chemistry Ceylon, 2025-05) Senanayake,D; Yapa,P; Dabare,S; Weerasekera,M.M; Etampawala, ,T N.B; Sethunga,M; Attygalle,D; Amarasinghe,S; Munaweera,IThe concern about microbial infections and antimicrobial resistance has now shifted towards designing sustainable biomaterials with greater therapeutic efficacy for hospitals and several biomedical applications, which involve the use of modern multifunctional nanomaterials that are currently being studiedItem Antifungal efficacy of metallic silica nanohybrids embedded in hydrogel formulations for enhanced dermatological applications(Institute Of Chemistry Ceylon, 2025-05) Yapa,P. N; Munaweera,I; Weerasekera, M. MFungal skin infections pose a significant and escalating global health threat, emphasizing the need for innovative therapeutic approaches. The incorporation of metallic silica nanohybrids into polymeric hydrogel formulations presents a promising strategy to address these infectionsItem α-Amylase Inhibitory Activity of Fractions Separated from The Seed Extract of Syzygium cumini (L.) Skeels(Institute Of Chemistry Ceylon, 2025-05) Fernando,T. T. L; Munasinghe,, M. S. T; De Silva, H. I. CDiabetes mellitus (DM) ranks a world-wide metabolic disorder in which chronic hyperglycemia arises due to insulin dysfunction.Item Formulation of Psidium guajava Linn essential oil encapsulated solid lipid nanoparticles and evaluation of its anti-inflammatory and antioxidant activity(Institute Of Chemistry Ceylon, 2025-05) Lakmali, M. G. C; De Silva,H. I. CEssential oils (EOs) possess significant therapeutic properties but are limited by volatility, instability, and poor bioavailability.Item Use of Aqueous Na2 CO3 Systems for Inhibition of Corrosion of Grade 202 Stainless-steel(Institute of Chemistry Ceylon, 2025-05) Dewappriya, P. D. T. A; Revon,M. H. N; Priyantha,N.Corrosion is a process that promotes damaging attack on a metal by chemical or electrochemical reaction with the environment it is exposed to. Corrosion has been driven its concern due to costly maintenance, and hence, inhibitors are needed to avoid this undesirable situation.Item Evaluation of Justicia adhatoda Linn(Institute of Chemistry Ceylon, 2025-02) Gunaratne,W. A. S. B; De Silva,H. I. CSafety concerns regarding synthetic sunscreens have increased the demand for botanical alternatives rich in phytochemicals with natural photo-protectant properties.Item Investigation of catalytic properties of green synthesized copper oxide nanoparticles in Biginelli reaction(Institute of Chemistry Ceylon, 2025-05) Perera,P. A. S. H; De silva,H. I. CBiginelli-type synthesis is an efficient one-pot synthesis method for preparation of 3,4-dihydroxypyrimidine derivatives, which have many pharmaceutical properties.Item Electrochemical Impedance Spectroscopy for Prediction of Corrosion Inhibition of CaO Nanoparticles toward Grade 202 Stainless-steel(Institute of Chemistry Ceylon, 2025-05) Revon,M. H. N; Priyantha,NGrade 202 Stainless Steel (SS Grade 202) offers excellent corrosion resistant characteristics under mild conditions due to the presence of a relatively high chromium percentage although it is an alloy rich in iron.Item Chitosan-Stabilized Silver Nanoparticles(Institute of Chemistry Ceylon, 2025-05) Perera,D. P. D; H. M. T. R,Samarakoon; Dahanayake, J. N; Wickramarachchi ,S. RSilver nanoparticles (AgNPs) are a significant innovation in nanoscience, particularly for their potential applications in biological systems.Item Antioxidant and photoprotective properties of Flacourtia indica fruit extract(Institute of Chemistry Ceylon, 2025-05) Dasanayaka, D. M. M. D; Rajapakse,C. S. KFlacourtia indica, known as Ugurassa in Sri Lanka, is widely recognized for its ethnomedicinal applications. Despite its traditional use, scientific studies on its antioxidant and photoprotective properties remain limited.Item Development of a value-added pumpkin (Cucurbita spp.) and curry leaves (Murraya koenigii) instant soup mixture and its proximate analysis(Institute of Chemistry Ceylon, 2025-05) De Silva,W. P. K. K; Abeysinghe,D. TA healthy diet for humans should include a variety of foods, prioritizing providing a variety of nutrients. Nowadays, soup is considered a good food supplement due to its ability to provide a variety of nutrients, hydration, and support for digestion. In the modern world, soup is now commercially available in the form of instant soup as an alternative to homemade soup.Item Adsorptive removal of chromium (VI) from aqueous solutions using activated carbon derived from Calabash (Crescentia cujete) fruit shell(Institute of Chemistry Ceylon, 2025-05) Senevirathna,K. M; Prabagar, JA healthy diet for humans should include a variety of foods, prioritizing providing a variety of nutrients. Nowadays, soup is considered a good food supplement due to its ability to provide a variety of nutrients, hydration, and support for digestionItem Nutritional and phytochemical profiling of Garcinia quaesita dried fruit rinds: a comparative study of commercially available samples in Sri Lanka(Institute of Chemistry Ceylon, 2025-05) Deepajith,L. P; Sakunthala,K. A. D. D; Perera,W. P. R. T; Abeysinghe,T; Liyanage,J. A; Premaratne,W. A. P. JThe fruit rind of Garcinia quaesita, commonly known as “Goraka” in Sri Lanka, has been utilized in Southeast Asia as a flavor enhancer and food preservative.Item Comparative analysis of nutritional and phytochemical properties of Murraya koenigii and Micromelum minutum cultivated in Sri Lanka(Institute of Chemistry Ceylon, 2025-05) Ranasingha, W. D. S. S. N; Sakunthala, K. A. D. D; Perera, W. P. R. T; Abeysinghe, T; Liyanage, J. A; Premaratne,W. A. P. JCurry leaves, native to Sri Lanka, Bangladesh, and India, are utilized as a flavoring agent and as a crucial component in Ayurvedic medicine.Item Synergistic enhancement of in-vitro cell migration by ethuliacoumarin and stigmasterol from Jeffreycia zeylanica(Institute of Chemistry Ceylon, 2025-05) Priyantha Samarasinghe, W. M,; Kamal B. Gunaherath, G. M.; Ranasinghe,C; Jayawardana,K.HScratch wound assay (SWA) directed fractionation of the hexane extract of aerial parts of J. zeylanica led to the isolation of ethuliacoumarin (1) and stigmasterol (2). These two compounds exhibited enhanced invitro cell migration activity each at 12.5 µM (1-67.0% and 2-73.5%) compared to the negative control (20.1%) in SWA performed on Madin-Darby Canine Kidney (MDCK) cells.