Peer reviewed publications with CCS affiliations

Original research and review articles published by the Academics of CCS

Year 2020
        Research Papers
  1. Kuruppu, K.; Perera, K.; Chamara, A.; Thiripuranathar, G., Flower shaped ZnO—NPs; phytofabrication, photocatalytic, fluorescence quenching, and photoluminescence activities. Nano Express 2020, 1 (2), 020020.

  2. Weerawardana, M.; Thiripuranathar, G.; Paranagama, P. A., Natural Antibrowning Agents against Polyphenol Oxidase Activity in Annona muricata and Musa acuminata. Journal of Chemistry 2020, 2020.

  3. Wathudura, P. D.; Peiris, C.; Navarathna, C. M.; Mlsna, T. E.; Kaumal, M.; Vithanage, M.; Gunatilake, S. R., Microwave and open vessel digestion methods for biochar. Chemosphere 2020, 239, 124788.

  4. Deshapriya, U. S.; Dinuka, S.; Ratnaweera, P. B.; Ratnaweera, C. N., In silico study for prediction of novel bioactivities of the endophytic fungal alkaloid, mycoleptodiscin B for human targets. Journal of Molecular Graphics and Modelling 2020, 107767.

  5. Perera, K.M.K.G., Kuruppu, K.A.S.S., Chamara, A.M.R.; Thiripuranathar G., Characterization of spherical Ag nanoparticles synthesized from the agricultural wastes of Garcinia mangostana and Nephelium lappaceum and their applications as a photo catalyzer and fluorescence quencher. SN Appl. Sci. 2, 1974 (2020)

    Review Papers
  6. Uzair, B.; Liaqat, A.; Iqbal, H.; Menaa, B.; Razzaq, A.; Thiripuranathar, G.; Fatima Rana, N.; Menaa, F., Green and Cost-Effective Synthesis of Metallic Nanoparticles by Algae: Safe Methods for Translational Medicine. Bioengineering 2020, 7 (4), 129.

  7. Chamara, A.; Thiripuranathar, G., Assessment of Haemostatic Activity of Medicinal Plants Using In Vitro Methods: A Concise Review. IOSR Journal of Pharmacy and BiologicalSciences 2020, 15 (1), 26-34.

  8. Nusra, M. S. F.; Paranagama, P. A.; Amarasinghe, L. D.; Udukala, D. N., Pheromone baited biopesticide for control of Leucinodes orbonalis Guenee in brinjal plant. Frontiers in bioscience (Elite edition) 2020, 12, 35-47.

  9. Peiris, C.; Nawalage, S.; Wewalwela, J. J.; Gunatilake, S. R.; Vithanage, M., Biochar based sorptive remediation of steroidal estrogen contaminated aqueous systems: A critical review. Environmental Research 2020, 191, 110183.

  10. Abeysinghe, A.; Deshapriya, R.; Udawatte, C., Alzheimer’s disease; a review of the pathophysiological basis and therapeutic interventions. Life Sciences 2020, 117996.

Year 2019
       Research Papers
  1. Hewawasam, R. S.; Weliwegamage, S.; Rajapakse, S.; Sotheeswaran, S., Isolation and Characterization of an Entophytic Ethanol Resistant Bacterium from Sap of Saccharum officinarum for Efficient Fermentation. American Journal of Applied Chemistry 2019, 7 (2), 42-46.

  2. Keerawelle, B.; Chamara, A.; Thiripuranathar, G., Green synthesis of silver nanoparticles via medicinal plant extracts and their antibacterial activities. World Journal of Pharmaceutical Research 2019, 8, 100-111.

  3. Peiris, C.; Nayanathara, O.; Navarathna, C. M.; Jayawardhana, Y.; Nawalage, S.; Burk, G.; Karunanayake, A. G.; Madduri, S. B.; Vithanage, M.; Kaumal, M.; Gunatilake, S. R., The influence of three acid modifications on the physicochemical characteristics of tea-waste biochar pyrolyzed at different temperatures: a comparative study. RSC advances 2019, 9 (31), 17612-17622.

  4. Navarathna, C. M.; Karunanayake, A. G.; Gunatilake, S. R.; Pittman Jr, C. U.; Perez, F.; Mohan, D.; Mlsna, T., Removal of Arsenic (III) from water using magnetite precipitated onto Douglas fir biochar. Journal of environmental management 2019, 250, 109429.

  5.  Jayawardhana, Y.; Gunatilake, S. R.; Mahatantila, K.; Ginige, M. P.; Vithanage, M., Sorptive removal of toluene and m-xylene by municipal solid waste biochar: Simultaneous municipal solid waste management and remediation of volatile organic compounds. Journal of environmental management 2019, 238, 323-330.

  6. Karunanayake, A. G.; Navarathna, C. M.; Gunatilake, S. R.; Crowley, M.; Anderson, R.; Mohan, D.; Perez, F.; Pittman Jr, C. U.; Mlsna, T., Fe3O4 nanoparticles dispersed on Douglas fir biochar for phosphate sorption. ACS Applied Nano Materials 2019, 2 (6), 3467-3479.

  7. Perera, G.; de Costa, M.; Mahanama, K., Development of a fluorimetric method for assessing paracetamol in pharmaceuticals tablets. Journal of Photochemistry and Photobiology A: Chemistry 2019, 368, 248-253.

    Review Papers
  8. Keerawelle, B. I.; Chamara, A. M.; Thiripuranathar, G., A review on plant mediated synthesis of silver nanoparticles and their antibacterial activities against various pathogenic bacteria. Journal of Chemical, Biological and Physical Sciences 2019, 9 (4), 561-583.

  9. Wathudura, P. D.; Kavinda, T.; Gunatilake, S. R., Determination of steroidal estrogens in food matrices: current status and future perspectives. Current Opinion in Food Science 2019, 28, 104-113.

Year 2018
       Research Papers
  1. Uduwela, U. D. H. K.; Deraniyagala, S. A.; Thiripuranathar, G., ANTIOXIDANT AND ANTI-INFLAMMATORY POTENTIAL OF THE AQUEOUS EXTRACT OF THE PEEL OF A SRI LANKAN VARIETY OF NEPHELIUM LAPPACEUM LINN. Int. J. Ayur. Pharma Research 2018, 8 (2), 154-166.

  2. Jayasundara, C.; Deraniyagala, S. A.; Hettiarachchi, C.; Thiripuranathar, G., Antioxidant and Antibacterial Activities of Leaves, Skin, Flesh and Seeds of Sri Lankan Variety of Cucurbita moschata. International Journal of Ayurveda and Pharma Research 2018, 6 (3), 1-7.

  3. Chamara, A.; Kuganesan, A.; Dolawatta, K.; Amarathunga, I.; Wickramasinghe, W.; Madushani, Y.; Thiripuranathar, G., Evaluation of bioactivities of two polyherbal formulations found in Sri Lankan ayurvedic treatments. Int J Pharm Sci Res 2018, 9 (5), 2073-9.

  4. Dissanayake, D.; Deraniyagala, S. A.; Hettiarachchi, C.; Thiripuranathar, G., The study of antioxidant and antibacterial properties of skin, seeds and leaves of the Sri Lankan variety of pumpkin. IOSR journal of pharmacy 2018, 8 (2), 43-48.

  5. N. Peramunagama; Chamara, A. M. R.; Thiripuranathar, G., COMPARATIVE STUDY IN ANTIOXIDANT ACTIVITIES OF THE DIFFERENT RIPENESS STAGES OF ARTOCARPUS HETEROPHYLLUS LAM. FRUIT. Int. J. Ayur. Pharma Research 2018, 6 (6), 26-31.

  6. Ratnayake, K.; Deraniyagala, S.; Udukala, D., Antioxidant activity, total phenolic and total flavonoid contents of the peel and seed of Spondias dulcis (Amberalla) fruit. Pharmaceutical Journal of Sri Lanka 2018, 8 (1), pp 20-27.

  7. KRMSH, R.; Deraniyagala, S.; Udukala, D., Research Article Antioxidant and anti-microbial activity, total phenolic and total flavonoid contents of the peel and seed of Spondias dulcis fruit. 2018.

  8. Thrikawala, V. S.; Deraniyagala, S. A.; Dilanka Fernando, C.; Udukala, D. N., In vitro α-amylase and protein glycation inhibitory activity of the aqueous extract of Flueggea leucopyrus Willd. Journal of Chemistry 2018, Article ID 2787138, 7 pages.

  9. Wijesekara, L. A.; Usoof, R.; Gamage, S. S.; Jayasinghe, R.; Gamage, N.; De Silva, D.; Ekanayake, S., Mercury levels in hair samples of dentists: A comparative study in Sri Lanka. Journal of investigative and clinical dentistry 2018, 9 (2), e12302.

  10. Abeysekera, W. K. S. M.; Arachchige, S. P. G.; James, S.; Sotheeswaran, S.; Thavarajah, D.; Thavarajah, P., Resistant Starch Content of Thirty Eight Selected Rice (Oryza sativa L.) Varieties of Sri Lanka. Journal of Agriculture and Crops 2018, 4 (9), 93-98.

Year 2017

 

        Research Papers
  1. Kurian, A.; Thiripuranathar, G.; Paranagama, P., Determination of total phenolic content and antioxidant activity of Borassus flabeliffer Linn. fruit pulp collected from several parts of Sri Lanka. International Journal of Pharmaceutical Sciences and Research 2017, 8 (6), 2701-2705.

  2. Kuganesan, A.; Thiripuranathar, G.; Navaratne, A.; Paranagama, P., Antioxidant and anti-inflammatory activities of peels, pulps and seed kernels of three common mango (Mangifera indical L.) varieties in Sri Lanka. International Journal of Pharmaceutical Sciences and Research 2017, 8 (1), 70.
     
    Review Papers
  3. Peiris, C.; Gunatilake, S. R.; Mlsna, T. E.; Mohan, D.; Vithanage, M., Biochar based removal of antibiotic sulfonamides and tetracyclines in aquatic environments: a critical review. Bioresource Technology 2017, 246, 150-159.

Year 2016
 
         Research Papers
  1. Guruge, A. G.; Udawatte, C.; Weerasinghe, S., An In Silico Approach of Coumarin-Derived Inhibitors for Human DNA Topoisomerase I. Australian Journal of Chemistry 2016, 69 (9), 1005-1015.

  2. Fernando, C. D.; Karunaratne, D. T.; Gunasinghe, S. D.; Cooray, M. D.; Kanchana, P.; Udawatte, C.; Perera, P. K., Inhibitory action on the production of advanced glycation end products (AGEs) and suppression of free radicals in vitro by a Sri Lankan polyherbal formulation Nawarathne Kalka. BMC complementary and alternative medicine 2016, 16 (1), 197.

  3. Ranasinghe, M.; Arambewela, L.; Samarasinghe, S., Development of herbal mosquito repellent formulations. Int J Pharm Sci Res 2016, 7 (9), 3643-3648.

    Review Papers

  4. Gunatilake, S. R.; Munasinghe, V. K.; Ranaweera, R.; Mlsna, T. E.; Xia, K., Recent advancements in analytical methods for the determination of steroidal estrogen residues in environmental and food matrices. Analytical Methods 2016, 8 (28), 5556-5568.
Year 2015

 

        Research Papers
  1. Hewawasam, R.; Udawatte, C.; Weliwegamage, S.; Sotheeswaran, S.; Rajapakse, S., Immobilization of selected microbes at some selected solid supports for enhanced fermentation process. Ferment Technol 2015, 4 (115), 2.

Book Chapters

Year 2020
  1. Welikala, U.; Navarathna, C. M.; Nawalage, S.; Sarkar, B.; Mlsna, T. E.; Gunatilake, S. R., for Particulate Plastics in Soil and Water. Particulate Plastics in Terrestrial and Aquatic Environments 2020, 51.

  2. Navarathna, C.; Alchouron, J.; Liyanage, A.; Herath, A.; Wathudura, P.; Nawalage, S.; Rodrigo, P.; Gunatilake, S. R; Mohan, D.; Pittman Jr, C., Recent Developments in Aqueous Arsenic (III) Remediation Using Biomass-Based Adsorbents. In Contaminants in Our Water: Identification and Remediation Methods, ACS Publications: 2020; pp 197-251.

  3. Gunarathne, V.; Gunatilake, S. R.; Wanasinghe, S. T.; Atugoda, T.; Wijekoon, P.; Biswas, J. K.; Vithanage, M., Phytoremediation for E-waste contaminated sites. In Handbook of Electronic Waste Management, Elsevier: 2020; pp 141-170.

Year 2019
  1. Peiris, C.; Gunatilake, S. R.; Wewalwela, J. J.; Vithanage, M., Biochar for Sustainable Agriculture: Nutrient Dynamics, Soil Enzymes, and Crop Growth. In Biochar from Biomass and Waste, Elsevier: 2019; pp 211-224.

Conference papers

Year 2020
  1. SH Basnagoda, WGBKKG Gunawardena. KJP Kaviraj USK Weliwegamage (2020). Investigation of physical chemical and antioxidant properties of madan (Sizigium cumini) fruit wine prepared from Sri Lankan Madan., Conference Proceedings, 1st International Conference on Frontiers in Chemical Technology, Colombo Sri Lanka, pg 105

  2. Wijesinghe, P. A. U. I.; Thiripuranathar, G. In Plant mediated synthesis of zinc oxide nanoparticles and their applications. 1st International Conference on Frontiers in Chemical Technology:, 2020

  3. Perera, K. M. K. G.; Kuruppu, K. A. S. S.; Chamara, A. M. R.; Thiripuranathar, G. In Synthesis of biogenic silver nano particles using nonedible parts of G. mangostana and N. lappaceum and their photocatalytic activity and fluorescence quenching efficiency, 1st International Conference on Frontiers in Chemical Technology, 2020.

  4. Alwis, Y. V., Gunaratna, M. J., Udukala, D. N. Synthesis, evaluation and structure activity relationship study of 2-phenyl-3H-quinazolinone derivatives as urease inhibitors against Helicobacter pylori. 1st International Conference on Frontiers in Chemical Technology: 2020

  5. Liyanage, J. V.; Jayasundara, U. K. In Comparison study of the oxalate content in commonly used green leafy vegetables, 1st International Conference on Frontiers in Chemical Technology, 2020.

  6. Ranasinghe, Y. E., Gunaratna, M. J., Udukala, D. N. Evaluation of urease inhibitory activity in the testa (seed coat) and the mesocarp of Cocosnucifera variety Aurantiaca. 1st International Conference on Frontiers in Chemical Technology: 2020

  7. Wijayasekera, V., Gunawardana, W. G. B. K. K. G., Udukala, D. N. In-vitro antioxidant and anti-tyrosinase activities of leaf, peel and twig of Annonasquamosa L. and kernel of Cocosnucifera L. varieties. 1st International Conference on Frontiers in Chemical Technology: 2020

  8. Dharmajeewa, H. D. O. P., Gunaratna, M. J., Udukala, D. N. Urease inhibitory activity of the leaves and fruits of Trichosanthes cucumerina Linn.1st International Conference on Frontiers in Chemical Technology: 2020

  9. Ruhunage, S. A., Gunaratna, M. J., Udukala, D. N. Design, synthesis and evaluation of quinazolinone derivatives as urease inhibitors against Helicobacter pylori. 1st International Conference on Frontiers in Chemical Technology: 2020

  10. Pathiraja, B. K.; Jayasundara, U. K. In Banana Pseudo Stem Biomass as a Prospective Adsorbent to Remove Industrial Dyes, International Conference on Environmental and Medical Statistics, 2020; p 35.

  11. Peiris, C.; Wathudura P. D.; Gajanayake, B; Wewalwela, J. J.; Kaumal, M. N.; Gunatilake, S. R., Effect of acid modification on slow pyrolyzed tea waste biochar used for crop product enhancement and controlling of heavy metal uptake in red onion cultivation. 1st International Conference on Frontiers in Chemical Technology: 2020.

  12. Fernando, J; Welikala, U; Jayasinghe, S; Wanasinghe, S; Peiris, C; Gunatilake, S. R., Enhanced removal of methylene blue using nitric acid pre-modified Lasia spinosa (kohila) biochar.1st International Conference on Frontiers in Chemical Technology: 2020.

  13. Kavinda, T.; Wathudura P. D.; Nawalage S.; Peiris, C; Gunatilake, S. R., Pyrolysis of biomass forbiochar production and its application in contaminant removal: a simple highschool/undergraduate laboratory experiment. 1st International Conference on Frontiers in Chemical Technology: 2020.

  14. Wijesekara, D. N.; Udawatte, C. In Removal of methylene blue from waste water using cinnamon wood, 1st International Conference on Frontiers in Chemical Technology, 2020.

  15. D N Wijesekara and C S Udawatte; Kinetics and Equilibrium Study for adsorptive removal of methylene blue using cinnamon sawdust, 3rd Water Energy NEXUS Conference 2020, Abstract accepted.

  16. D N Wijesekara and C S Udawatte; Cinnamon wood as an adsorbent for the removal of Methylene blue from aqueous effluents, Springer Conference on Geosciences (3rd Conference of The Arabian Journal of Geosciences, CAJG), 2020

  17. Abdulla S M, Premakumar G A, Weerasinghe M S, Ranasinghe P, and Udawatte C; In-Silico study of binding interaction of a xanthone of Hypericum mysorense with aldose reductase, University of Colombo Research Symposium, 2020

  18. S Abdulla, S Weerasinghe, S Premakumara, P Ranasinghe, C Udawatte; Binding interactions of Aldose Reductase with bioactive compounds extracted from Sri Lankan plants, International Conference on Multidisciplinary Approaches – 2020 (iCMA 2020), Faculty of Graduate Studies, University of Sri Jayewardenepura, Nugegoda; Abstract submitted.

  19. S Abdulla, S Weerasinghe, S Premakumara, P Ranasinghe, C Udawatte; Evolitrine as a potent inhibitor of renin, 1st International Conference on Frontiers in Chemical Technology 2020

  20. C Jayasooriya and C Udawatte; Development of a face and body cleanser from Cocos nucifera (coconut) shell charcoal and oil, 1st International Conference on Frontiers in Chemical Technology 2020

  21. A N Wethalawe, C S Udawatte; Development of perfumery products from Cinnamon wood extracts, 1st International Conference on Frontiers in Chemical Technology 2020

  22. H Pupulewatte, C S Udawatte and C N Ratnaweera; In-silico Studies of Coumarin Derivatives as Potential Inhibitors to Cyclin Dependent Kinase 6 (CDK6), 1st International Conference on Frontiers in Chemical Technology 2020

  23. D P Kandhamby, C S Udawatte, T Kuruwita Mudiyanselage; The Development of Novel Photodegradable Linear Low-Density Polyethylene (LLDPE) and an Investigation of Its Antibacterial Properties, 1st International Conference on Frontiers in Chemical Technology 2020

Year 2019
  1. Peiris, C.; Wathudura P. D.; Nayanathara O.; Wewalwela J. J.; Gunatilake S. R., Enhancement of crop productivity of red onion using tea-waste biochar as a soil amendment. 48th Annual Sessions, Institute of Chemistry Ceylon: 2019.

  2. Nusra, M. S. F., Paranagama, P. A., Amarasinghe, L. D., Udukala, D. N. (2018), Influence of volatilesfrom brinjal host plant on the attraction of Brinjal Fruit and Shoot Borer- Leucinodesorbonalis Guenee. In: 48th Annual Sessions of the Institute of Chemistry Ceylon 2019, College of Chemical Sciences, Institute of Chemistry Ceylon, Rajagiriya, Sri Lanka, 10-11 June 2019.

  3. Liyanage, J. V.; Jayasundara, U. K. In Determination of the oxalate ion concentration in green leafy vegetables, 47th Annual Sessions, , Institute of Chemistry Ceylon: 2019; p 26.

  4. Kaushalya, P. V. N.; Jayasundara, U. K. In Method development and validation of lipid lowering drug atorvastatin using UV-Vis spectroscopy, 47th Annual Sessions, Institute of Chemistry Ceylon: 2019; p 17.

  5. Herath, H. M. M. B.; Jayasundara, U. K. In Development of a new spectroscopic method for the analysis of metformin hydrochloride in drugs administered to patients with type II diabetes, 47th Annual Sessions, Institute of Chemistry Ceylon: 2019; p 16.

  6. Nusra, M.S.F. Udukala, D.N. Paranagama, P.A. Amarasinghe, L.D. (2019). Synergism of pheromone and host-plant volatile blends in the attraction of Leucinodesorbonalis Guenee males. In: Proceedings of the 24 th International Forestry and Environmental Symposium 2019 of the Department of Forestry and Environmental Science, University of Sri Jayawardenapura, Sri Lanka. pp. 104. 

     

  7. Wathudura P. D.; Peiris, C.; Navarathna, C.; Kaumal, M. N.; Gunatilake, S. R., A Novel Technique to Digest Biochar for Metal Analysis. 4th International Conference on Advances in Computing and Technology (ICACT): 2019.

  8. Kavinda, T.; Peiris, C.; Gunatilake, S. R., Sorptive Removal of Lead (II) from Aqueous Solution using Value Added Tea-Waste Biochar Produced Under Different Temperatures.4th International Conference on Advances in Computing and Technology (ICACT): 2019.

  9. Nawalage, S.; Kaumini, G.; Gunatilake, S. R., Study of the Effect of Incorporating a Preconditioning Step for the Adsorption of Methylene Blue from Water by Douglas fir Biochar.4th International Conference on Advances in Computing and Technology (ICACT): 2019.

  10. A Mohamed Ali, G W C S Perera and C S Udawatte; Paddy husk biochar as an adsorbent of heavy metals from industrial effluents, 75th Annual Sessions of the Sri Lanka Association for the Advancement of Science (SLAAS), 2019

  11. D Wijesekara and C S Udawatte; Cinnamon wood as an adsorption medium for the removal of Methylene Blue from industrial effluents, 75th Annual Sessions of the Sri Lanka Association for the Advancement of Science (SLAAS), 2019

  12. N Wethalawe and C S Udawatte; Analysis of constituents of Cinnamon wood oil using GC-MS, 75th Annual Sessions of the Sri Lanka Association for the Advancement of Science (SLAAS)

  13. N M H N Thilakarathne, C N Ratnaweera and C S Udawatte; Binding interactions of coumarin derivatives with Hodgkin’s disease related protein ADAM-10, an in-silico approach, 48th Annual Sessions of the Institute of Chemistry Ceylon

  14. S R Gunasekara, U S K Weliwegamage and C S Udawatte; Determination of antioxidant activity, phenolic content and pH in wine prepared from local beet, 48th Annual Sessions of the Institute of Chemistry Ceylon

  15. D Wijesekara and C S Udawatte; Cinnamon wood as an adsorption medium for the removal of Cu2+, 48th Annual Sessions of the Institute of Chemistry Ceylon,

  16. M S V Costa, C S Udawatte and C N Ratnaweera; A computational study on the inhibition of MCL-1 anti-apoptotic protein to activate apoptosis in cancer cells via commercially available natural product derivatives, 48th Annual Sessions of the Institute of Chemistry Ceylon

  17. W R P Somarathne, K K D Chilki, R M K P Jayatissa, S M S Nishadya, G V D Anuththara, E G Somapala and C S Udawatte; Spectrophotometric determination of nitrite content in processed chicken products, 48th Annual Sessions of the Institute of Chemistry Ceylon

Year 2018
  1. Peiris, C.; Nayanathara, O.; Paranagama, P; Vithanage, M.; Kaumal, M. N.; Mlsna, T. E.; Gunatilake, S. R., Characteristics influenced by post modification of tea waste biochar pyrolyzed at different temperatures. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018.

  2. Madawala, N.; Weliwegamage, U. S. K.,Preparation of biodiesel from castor seed oil. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  3. Gunasekara, G. Y. M.; Udukala, D.N., Comparative study of antidiabetic activity of jaggery made from Borassusflabelifer and Caryotaurens., Talk, 47th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 2018, 35(2), 10

  4. Kandamby, S. R. H.; Abeysekara, W. K. S. M.; Hewajulilge, L. G. N.; Jayasundara, U. K.; Liyanage, S. L. In Physiochemical and nutritionals properties of selected traditional foods of Sri Lanka, Annual Sessions, Sri Lanka Association for Advancement of Science, 2018; p 127.

  5. Wicramaratne, K. M. K.; Vithanage, M.; Gunatilake, S. R., Sorptive removal of 4-nitroaniline from aqueous solution by using magnetized tea-waste biochar. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  6. M. F. Hassana, G. Thiripuranathar. Asparagus gonoclados plant extract mediated synthesis of silver nanoparticles for antimicrobial activity. Asian Symposium on Medicinal Plants and other natural products XVI, 12th – 14th December: 2018; p. 232.

  7. I. Keerawella, G. Thiripuranathar. Green synthesis and silver nanoparticles mediated through medicinal plant extracts and determination of their antimicrobial activity. Asian Symposium on Medicinal Plants and other natural products XVI, 12th – 14th December: 2018; p. 234.

  8. L. J. de Silva, G. Thiripuranathar. Green synthesis and antimicrobial properties of silver nanoparticles mediated via plant extract of Scoparia dulcis. Asian Symposium on Medicinal Plants and other natural products XVI, 12th – 14th December: 2018; p. 235.

  9. Nusra, M. S. F.; Amarasinghe, L. D.; Paranagama P. A.; Udukala D. N. Host plant volatile-mediated attraction of LeucinodesorbonalisGuenee., Talk, Proceeding of the SLCARP International Agricultural Research Symposium, Sri Lanka, 13th – 14th August, (2018) p.44.

  10. Reyaz, D. N. Udukala, A Study on the Antioxidant and Anti-Tyrosinase Activities of Two Rhizomes from the Family Zingibereceae, Poster, Asian Symposium on Medicinal Plants Spices and Other Natural Products – ASOMPS XVI, Galadari Hotel, Colombo, December, 2018

  11. Perera, Anton. S.; Premakumara, G. A. S.; Ratnaweera, C. N.; Udawatte, C.,Xanthone derivatives from natural products found in Sri Lanka asacetylcholinesterase Inhibitors; An in-silico approach. 46th Annual Sessions, Institute of Chemistry Ceylon: 2017

  12. Ukwattage, P.; Udawatte, C. S., Wood based cologne from neem. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  13. Anandakumar, N.; Fernando, D. Perera, P. K.; Udawatte, C. S.,Investigation of antibacterial activity of pinda thailaya. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  14. Wickramaratne, K. M. K.; Perera, G. W. C. S.; Udawatte, C. S., Heavy metal content and fungal resistance of paints available in the local market. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018
  15. Perera, H.; Udawatte, C. S., Development of a pH sensitive indicator from Terminalia catappa leaves. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  16. Azeem, A.; Ratnaweera, C.; Udawatte, C. S.,The inhibition of acetylcholinesterase via synthetically viable coumarin derivatives.47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  17. Kulasekara, D.; Rajendran, S.; Jayasundara, C.; Infas, H. M. M.,Synthesis, characterization of copper based metal organic frameworks and their application in heterogeneous catalysis. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  18. Fernando, M. T.; Somapala, E. G.,Determination of the content of cadmium, lead, zinc and arsenic in chicken and beef liver available in the local market. 47th Annual Sessions, Institute of Chemistry Ceylon: 2018

  19. Meththa G Ranasinghe, Jagath M A Wansapala, Chandani S Udawatte; High nutrient biscuit from Avocado (Persea Americana) seed flour & Finger millet (Eleusine coracana) flour, SLAAS Annual Sessions 2018

  20. M Afnan, C Udawatte and C N Ratnaweera; In silico study of the binding affinities of Monoamineoxidase with synthetically viable Coumarin analogs, SLAAS Annual Sessions 2018

  21. M Afnan, C Udawatte and C N Ratnaweera; The in silico investigation of the inhibitory potency of Coumarins with Acetylcholinesterase, Asian Symposium on Medicinal Plants, Spices and other natural products XVI

  22. S M Abdulla, G A S Premakumara, P Ranasinghe and C Udawatte; Molecular dynamic study on Renin bound with selected Sri Lankan natural products, Asian Symposium on Medicinal Plants, Spices and other natural products XVI

  23. S M Abdulla, G A S Premakumara, P Ranasinghe, M S S Weerasinghe, C Udawatte; Molecular dynamic simulation of angiotensin converting enzyme with Malabaricone C, University of Colombo Annual Research Symposium 2018

  24. M Afnan, C Udawatte and C.N Ratnaweera, In silico study of the binding affinities of Acetylcholinesterase with synthetically viable Coumarin analogs, 11thInternational Research Conference of General Sir John Kotelawala Defence University

  25. W R P Somarathne, E G Somapala, V de Silva and C S Udawatte; Determination of Nitrite / Nitrate Content in Four Brands of Chicken Sausages, 11th International Research Conference of General Sir John Kotelawala Defence University

  26. sinUduwela, U. D. H. K.; Deraniyagala, S. A.; Thiripuranathar, G., Antioxidant and anti-inflammatory potential of the aqueous extract of the peel of a Sri Lankan variety of Nephelium lappaceum Linn. 11th International Research Conference of General Sir John Kotelawala Defence University:2018

Year 2017
  1. Cooray, M. P. M.; Thiripuranathar, G.; Paranagama, P. In INSECTICIDAL PROPERTIES OF SECONDARY METABOLITES PRODUCED BY AN ENDOLICHENIC FUNGUS, Penicillium pinophilum AGAINST STORED GRAIN INSECT PESTS, Callosobruchus maculatus, Proceedings of International Conference on BioScience and Biotechnology, TIIKM: 2017; pp 108-116

  2. D. T. C. P. Peramuna, G. Thiripuranathar, P. A. Paranagama. Determination of anti-oxidant activity, anti-bacterial activity and anti-inflammatory activity of indigenous medicinal plant, Piper longum. Proceeding of the International Symposium on Traditional and Complementary Medicine, Educational Exhibition & Trade fair, 23rd – 25th November, TIKKM: 2017.

  3. Dolawaththa, A. M. R. Chamara, I. M. Amarathunga, A. Kuganesan, G. Thiripuranathar. Evaluation of Antioxidant and Anti-Inflammatory Activities of Sharkaradi Kalka Used in Ayurvedic Treatments. Proceeding of the 5th International Conference on Ayurveda, Unani, Siddha & Traditional Medicine, Sri Lanka, 27th -29th October:2017

  4. A Kuganesan, S D C Ratnayake, G Thiripuranathar, A.N. Navaratne, P A Paranagama. Evaluation of the antioxidant and anti-inflamatory activities of hybrid mango varieties with natural mango varieties in Sri Lanka. Proceeding of the 2nd International conference on Bioscience and Biotechnology, SriLanka, 9th -10th March, BIOTECH: 2017; p. 11.

  5. A M R Chamara, G Thiripuranathar, P A Paranagama. In vitro anti-inflammatory and antibacterial activities of endolichenic fungus Daldinia eschscholzil isolated from parmoterum SP, inhibiting the Hakgala forest. Proceeding of the 2nd International conference on Bioscience and Biotechnology, SriLanka, 9th -10th March, BIOTECH: 2017; p. 20.

  6. C Wethsinghe, G Thiripuranathar, P A Paranagama. Semiochemical activity in Gliricidia sepcium on the behavior of low country wood termite Glyptoterms dilatatus. Proceeding of the 2nd International conference on Bioscience and Biotechnology, SriLanka, 9th -10th March, BIOTECH: 2017; p. 24.

  7. P D T C P Peramuna, G Thiripuranathar, P A Paranagama. Determination of bio active compounds of Piper longum. Proceeding of the 2nd International conference on Bioscience and Biotechnology, SriLanka, 9th -10th March, p. 30 BIOTECH: 2017;30

  8. Perera, Anton. S.; Premakumara, G. A. S.; Ratnaweera, C. N.; Udawatte, C.,Xanthone derivatives from natural products found in Sri Lanka asacetylcholinesterase Inhibitors; An in-silico approach. 46th Annual Sessions, Institute of Chemistry Ceylon: 2017

  9. C T R Silva, C Udawatte and C N Ratnaweera; Molecular modeling of binding of coumarin derivatives to estrogen receptor protein, 46th Annual Sessions of the Institute of Chemistry Ceylon

  10. H M H S Bandhusena, C S Udawatte, S C D Fernando, P K Perera; Analysis of heavy metal content in Ashwagandha and Thriphala churna ayurvedha drugs in the Sri Lankan herbal market, 46th Annual Sessions of the Institute of Chemistry Ceylon

  11. S M Abdullah, G A S Premakumara and C Udawatte, Binding properties of Angiotensin Converting Enzyme with selected Sri Lankan Natural Products: an in-silico study, 46th Annual Sessions of the Institute of Chemistry Ceylon

  12. A G Guruge, C Udawatte and S Weerasinghe; Coumarin derived drug leads for Human Topoisomerase I and II, 46th Annual Sessions of the Institute of Chemistry Ceylon

Year 2016
  1. Hewawasam, R.S.,Weliwegamage, U.S.K., Rajapakse, S., Sotheeswaran, S. (2016). Production of Rose Wine from Over-ripe Banana. 16th Asian Chemical Congress, Bangladesh, pp. 191-192

  2. A M R Chamara, G Thiripuranathar, P A Paranagama, In vitro antibacterial study of Endolichenic Fungus Daldiniaeschscholzii Isolated from Parmotrema sp. Inhabiting the Hakgala Forest. Proceeding of the 4th International Conference on Ayurveda, Unani, Siddha & Traditional Medicine, SriLanka, 8th -10th December: 2016

  3. M.B.S.Weerawardana, G. Thiripuranathar and P. A. Paranagama. Identification of natural antibrowning agents against polyphenol oxidase activity in selected vegetables and fruits. Proceedings of the 16th Asian Chemical Congress, Chemistry for humanity, Bangladesh: 2016; p. 226-227.

  4. B. S. Weerawardana, G. Thiripuranathar and P. A. Paranagama: In-vitro inhibition of Polyphenol Oxidase in Annona muricata and Musa acuminate by Ginger and cinnamon oil. Proceeding of the 45th annual session, Institute of Chemistry Ceylon, SriLanka, 15th -17th June: 2016; p. 18.

  5. A Kuganesan, G Thiripuranathar, P A Paranagama, A.N. Navaratne. Evaluation of In-vitro and anti-inflamatory activities of (Mangifera Indica. L) extracts of pulp, peel and seed. Proceeding of the 45th annual session, Institute of Chemistry Ceylon, SriLanka, 15th -17th June: 2016; p. 19.

  6. A Kuganesan, G Thiripuranathar, P A Paranagama, A.N. Navaratne. In-vitro anti-bacterial study of peel, pulp and seed kernel extracts of (Mangifera Indica. L) against selected bacterial pathogenic strains. Proceeding of the 1st International conference on Bioscience and Biotechnology, SriLanka, 12th -13th January: 2016; p. 24.

  7. Perera, A. S., Udawatte, C. (2016). Molecular Docking Studies of Human K- RAS Protein Coumarin Derivatives.45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, Chemistry in Sri Lanka, 33:2, pp. 19.

  8. Abdullah, S. M., Udawatte, C. (2016).Study of Binding of Coumarins to DNA Gyrase. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2, 20-21.

  9. Karunaratne, M.G.D. T., Perera, P. K., Udwatte, C., Fernando, S. C. D. (2016). Traditional Poly Herbal Formula Inhibits AGE Formation and Scavenges Nitric Oxide In-Vitro. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2, pp. 25-26

  10. Guruge, A., Udawatte, C., Weerasinghe, S. (2016). A Computational Study of Coumarin Derived Inhibitors for Human Topoisomerase I. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2, pp. 28

  11. Balachandran, A.,Udawatte, C. (2016). Sawdust as a Low-Cost Natural Adsorbent for Removal of Cd (II) from Aqueous Solutions. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2, pp. 30.

  12. Manthrirathna, M. A. T. P.; Kandiah, R; Gunasekara, D. S.; Paranagama, P. A., Isolation of compounds with radical scavenging activity from Daldinia eschscholzii inhabiting the lichen Parmotrema sp. in Sri Lanka. 45th Annual Sessions, Institute of Chemistry Ceylon: 2016.

  13. Navarathna, N. M. C. M., Parthipan T. R., Pathiratne, K. A. S., De Silva, D. S. M. Wickramasinghe, W. M. D. A. B. (2016). Contents of Heavy Metals; Cadmium, Chromium and Lead in Selected Rice Varieties (Oryza sativa L.) Grown Under Different Agricultural Management Systems in Sri Lanka. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2, pp. 27

  14. Saranga, W. P. D., Udawatte, C. (2016). Topoisomerase IB Allosteric Inhibition Using Coumarin Derivatives; Structure and Ligand Based Molecular Docking Approach. 16th Asian Chemical Congress, Bangladesh, pp. 109-110

  15. Karunaratne, M.G.D.T., Fernando, S.C.D., Udawatte, C. Perera, P.K. (2016). Nitric Oxide Scavenging and Inhibition of Protein Glycation by a Traditional Medical Preparation, Nawarathna Kalka. 16th Asian Chemical Congress, Bangladesh, pp. 231-232.

  16. Perera, A.S., Udawatte, C. (2016). Molecular Docking Studies of Human K-ras Protein with P34 Derivatives.16th Asian Chemical Congress, Bangladesh, pp. 340-341

  17. Abdulla, S.M., Udawatte , C. (2016). Molecular Modelling of the Binding of Coumarins to DNA Gyrase. 16th Asian Chemical Congress, Bangladesh. pp. 342

  18. Guruge, A.G., Weerasinghe, S., Udawatte, C. (2016). ATP Competitive Inhibitors for Human Topoisomerase II . 16th Asian Chemical Congress, Bangladesh, pp. 342-343

  19. Ranasinghe, M. S. N., Arambewela L., Samarasinghe, S. (2016). Preliminary Study on Development of Herbal Mosquito Repellent Formulations. 45th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 33:2: pp. 16

  20. Hiranya de Silva, Indira Wickramasinghe, S C D Fernando and C Udawatte, Adequate least nutritional supplementation of coconut water could lead towards development of a substituent for oral rehydration fluid complying with WHO standards, The International Conference on Bioscience and Biotechnology BioTech – 2016

Year 2015
  1. Gamage, P.H., Weliwegamage, U.S.K., de Siva, H.I.C. (2015). Decarboxylation of Waste Coconut Oil for the Production of Green Diesel. 44th Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 32:2, pp. 23.

  2. Kuganesan, A.; Thiripuranathar, G.; Navaratne, A.; Paranagama, P. In Physiochemical properties and antioxidant activity of peel and pulp of ‘Karuthacolomban’ and ‘willard’ cultivars of mango(Mangifera indica L.) in Sri Lanka, Proceedings of the Postgraduate Institute of Science Research Congress, Postgraduate Institute of Science, University of Peradeniya, Sri Lanka: 2015.

  3. A Kuganesan, G Thiripuranathar, P A Paranagama, A.N. Navaratne. Bioactive compounds and in-vitro potential of mango (Mangifera Indica. L). flesh, peel and seed. Proceedings of the International Postgraduate Research Conference, Faculty of Graduate studies, University of Kelaniya, SriLanka, 10th – 11th December:2015; p.169.

  4. M G D T Karunaratne, S C D Fernando, C Udawatte and P K Perera; Nitric Oxide Scavenging Activity of the Herbal Formulation Nawarathne Kalke Used in Traditional Medicinal Systems in Sri Lanka for the Treatment of Rheumatoid Arthritis, 44thAnnual Sessions of the Institute of Chemistry Ceylon
Year 2014
  1. Hewawasam, R.S., Weliwegamage, U.S.K, Rajapakse, S., Udawatte, C., Sotheeswaran, S. (2014). Immobilization of Selected Microbes at Some Selected Solid Supports for Enhanced Fermentation Process. Research Congress, Post Graduate Institute of Science, University of Peradeniya.

  2. Hewawasam, R., Welewegamage, U.S.K., Rajapakse, S. (2014). Synergism Activity of Some Selected Microbial Species for Effective Fermentation. 70thAnnual Sessions of Sri Lanka Association for the Advancement of Science, pp. 38.

  3. Hewawasam, R. S., Weliwegamage U. S. K., Rajapakse, S., S. Sotheeswaran (2014). Immobilization of Selected Microbes at Some Solid Selected Supports for Enhanced Fermentation Process. Research Congress, Post Graduate Institute of Science, University of Peradeniya, pp. 5.

  4. Weliwegamage, U. S. K., Fernando, P. U. A. I., De Silva, N.H.P. (2014). Utilization of Waste Tea Leaves for Removal of Dyes Methylene Blue and Congo Red. The International Conference in Chemical Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 106.

  5. Hewawasam, R. S., Weliwegamage U. S. K., Rajapakse, S., S. Sotheeswaran (2014). Immobilization of Selected Microbes at Some Solid Selected Supports for Enhanced Fermentation Process. Research Congress, Post Graduate Institute of Science, University of Peradeniya, pp. 5.

  6. Guruge, A.G., Weerasinghe, S. , Udawatte, C. (2014).Molecular modeling of the Binding of Coumarin Derivatives to Human Topoisomerase II. 70th Annual Sessions of Sri Lanka Association for the Advancement of Science, pp. 139.

  7. Egodawatte, L.P. S.C.D. Fernando and C. Udawatte (2014).Diabetes Prevalence among Different Ethnic, Age and Income Groups in the Western Province of Sri Lanka – A Preliminary Study.70th Annual Sessions of Sri Lanka Association for the Advancement of Science, pp. 100.

  8. Abeywardene, Maheeka Y., Abeywardene, Maheeshi Y., Egodawatte, L.P., Udawatte, C. (2014). Fluorescent Indicator from Tamarindus indica (Tamarind) Pod Shells to Detect Trace Levels of Hg (II) in Aqueous Solutions. 70th Annual Sessions of Sri Lanka Association for the Advancement of Science (SLAAS), pp.141.

  9. Priyadarsani, S.R., Egodawatta, L.P. , Parthipan, R. (2014). Study of Variation of Iodine Content from Iodated Edible Common Salt in Different Cooking Media. 70t hAnnual Sessions of Sri Lanka Association for the Advancement of Science, pp.142

  10. Hewawasam, R., Jayawardene, C., Udawatte,C. (2014).Coconut Water as a Growth Medium for Saccharomyces cerevisiae and Escherichia coli. International Conference in Chemical Education and Research to Commemorate the Ruby Anniversary of Tertiary Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp.76.

  11. Senevirathna, D.C., Hunukubura, R.M.J.S., Senevirathne, R.D., Dias, M.N.A., Udawatte, C. (2014). Metalochromic Indicator from Beta vulgaris for Titrimetric Determination of Cu2+.International Conference in Chemical Education and Research to Commemorate the Ruby Anniversary of Tertiary Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 52.

  12. Hunukumbura, R.M.J.S, Senevirathna, D.C., Hewagamage, U.D., Dias, M.N.A., Udawatta, C. (2014).Highly Selective Fluorescent Sensor for Hg2+ Determination from Beta vulgaris. International Conference in Chemical Education and Research to Commemorate the Ruby Anniversary of Tertiary Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 51.

  13. Fernando, P.U.A.I., Liyanage, S.A., Corea, R.S.G., Vanlangenberg, J.A., Pillai, K.M., Udawatte, C. (2014). Coir Dust as an Adsorbent for Metal Ions. International Conference in Chemical Education and Research to Commemorate the Ruby Anniversary of Tertiary Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 66.

  14. Perera, A.S., Guruge, A.G. , Udawatte, C. (2014).Binding of K-Ras to P34: A Molecular Docking Approach.International Conference in Chemical Education and Research to Commemorate the Ruby Anniversary of Tertiary Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 67.

  15. Liyanage, S. A., Udawatte, C. (2014). A Natural Food Dye from Gorakha. The International Conference in Chemical Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 111.

  16. Kandiah, R., Vidyani Dilrukshi W. K. D. (2014). The Use of Lecture Breaks in College of Chemical Sciences, Sri Lanka. The International Conference in Chemical Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 18.

  17. D. P. De Costa, Perera, U.M.P.K.,. Amarasiriwardene, O.P. L. A (2014). Development of a Fluorescence Sensor Based on Benzohydroxamic Acid and Naphthylacetoxyhydroxamic for the Analysis of Flouride. The International Conference in Chemical Education, College of Chemical Sciences, Institute of Chemistry Ceylon, pp. 42.

  18. Pothupitiya, J.U. and H.S.M. Pieris, (2014)An investigation to Ascertain the Suitability of Using Coconut Shell Powder as a Filler in Natural Rubber Compounds Using Dry Rubber, 70th Annual Sessions of Sri Lanka Association for the Advancement of Science.

  19. Dharmaratne, N.U., Abeysekare, W.K.S.M., Premakumara, G.A.S., Herath, Sivapragasm, H.M.T. N., Thavarajah, D., Thavarajah, P. (2014). Rice Fortification with Iron (III) Fumarate by Spherification: A Preliminary Study.70thAnnual Sessions of Sri Lanka Association for the Advancement of Science, Poster Presentation.

  20. Herath, N.A., Herath, H.M.T. (2014). Iron Content and In-vitro Availability of Iron in Some Popularly Consumed Legumes in Sri Lanka: A Preliminary Study. 70thAnnual Sessions of Sri Lanka Association for the Advancement of Science, Poster Presentation.

  21. James, S.A.K., Abeysekare, W.K.S.M., Premakumara, G.A.S., Sotheeswaran, S., Sivapragasm, N., Thavarajah, D, Thavarajah, P. (2014). Resistant Starch Content of Selected Improved, Old Improved and Traditional Red and White Rice Varieties (Oryza sativa L.) of Sri Lanka. 70thAnnual Sessions of Sri Lanka Association for the Advancement of Science, pp. 17.

Year 2013
  1. Hewawasam, R.S., Rajapakse, R.G.S.C., Weliwegamage, U.S.K., Sotheeswaran, S. (2013). Ethanol Production by Microbial Fermentation Using Over-ripe Bananas. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 17

  2. Senevirathne, ,D. C., Senevirathne ,R. D., Udawatte, C. (2013). Total Phenolic Content and Antioxidant Activity of Eichornia Crassipes Ethanolic Extract. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 23-24.

  3. Fernando, P.U.A.I., Udawatte, C. , Fernando, J.N.O. (2013). Graduateship Programme in Chemistry- Analysis of Student Data, Class of 2012. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 43-44.

  4. Fernando, P.U.A.I., Udawatte, C., Fernando, J.N.O. (2013). Graduateship Programme in Chemistry- Research Course and the Newly Introduced Literature Survey Course. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 45-46.

  5. Udawatte, C. (2013). Evaluating Problem Solving Skills – Case Study of Students in the First and Third Years of the Graduateship Programme in Chemistry. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 45-46.

  6. Fernando, P.U.A.I., Udawatte, C., Weerarathne, H.C., Fernando, J.N.O. (2013). Student Profile of the College of Chemical Sciences, Institute of Chemistry 2012. 69th Annual Sessions of Sri Lanka Association for the Advancement of Science.

  7. Perera, C., Senevirathna, D.C., Hunukubura, R.M.J.S., Senevirathne, Dias, R.D M.N.A., C. Udawatte (2013). Fluorescent Hydronium Ion Sensor from Garcinia mangostana. 69th Annual Sessions of Sri Lanka Association for the Advancement of Science

  8. Fernando, S.C.D., Gunasinghe, S.D., Cooray, M.C.D., Udawatte, C. (2013). Estimation of Phytochemical Composition, Antioxidant Activity and Cytotoxic Effect of Different Extracts of an Ayurvedic Paste – “Navarathna Kalka” used in Sri Lanka. International Conference on Unani, Ayurveda, Siddha and Traditional Medicine, Institute of Indigenous Medicine, University of Colombo

  9. Sanjeevan, R., Ekanayake, S. (2013). Fatty Acid Profiles, Oxidative and Hydrolytic Stability of Some Commonly Utilized Cooking Oils. 42nd Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 30:2, pp. 18.

  10. De Silva, N.H.P., Arambewela, L.S.R. (2013). Development of a Herbal Snake Repellent Product.42nd Annual Sessions of the Institute of Chemistry Ceylon.

  11. Niranga, J.A.D.I., H.D. Gunawardhana (2013). The Study on the Effect of Sodium Adsorption Ratio (SAR) to the Ion Exchange Properties of Soil. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 23-24.

  12. Chinthana, H.R.C., Gunawardhana, H.D. (2013). Use of Circuma longa as a Metallochromic Indicator for the Titration of Iron (III) with EDTA. 42nd Annual Sessions of the Institute of Chemistry Ceylon, 30:2, pp. 36.

  13. S A G Liyanage and C Udawatte, pH Sensitive Indicator and a natural food dye from Goraka (Garcinia gummi-gutta) extract, Federation of African Chemical Societies Annual Sessions, Johannesburg, South Africa

Year 2012
  1. Fernando, P.U.A.I., Udawatte, C. , Fernando, J.N.O. (2013). Graduateship Programme in Chemistry- Analysis of Student Data, Class of 2012. 42nd Annual Sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka, 30:2, pp. 43-44.

  2. Fernando, P.U.A.I., Udawatte, C., Weerarathne, H.C., Fernando, J.N.O. (2013). Student Profile of the College of Chemical Sciences, Institute of Chemistry 2012. 69th Annual Sessions of Sri Lanka Association for the Advancement of Science.

  3. Udawatte, C. (2012). Taurine- A Therapeutic agent? 41st Annual Sessions of the Institute of Chemistry Ceylon Chemistry Chemistry in Sri Lanka, 29:1, pp. 36-40

  4. Kandiah, R., Dharushana, T. (2012). Water Quality Analysis of Surface Water. International Conference on Chemical Sciences, Institute of Chemistry Ceylon, pp. 312-315.

  5. Dabera, G.D.M.R., Fernando J.N.O., Gunasekare, B.A.T.N, Weerasinghe S.R. (2012). Graduateship Programme in Chemistry, Part-I Analysis of Significant Data Obtained from Current Graduateship Strudents. International Conference on Chemical Sciences, Institute of Chemistry Ceylon, pp. 171-181

  6. Dabera, G.D.M.R., Fernando, J.N.O., Gunasekare, B.A.T.N., Weerasinghe, S.R. (2012). Graduateship Programme in Chemistry, Part-II Postgraduate Pursuits and Job Activities of Graduate Chemists. International Conference on Chemical Sciences, Institute of Chemistry Ceylon. pp. 182-184.

Year 2011
  1. Chinthaka S.D.M., S.P. Deraniyagala and K.A.N.K. Manatunga (2011). Analysis of BTEX as Petroleum Pollutants in Ground and Surface Water by Head Space Sampling and Gas Chromatographic Analysis.40th Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 28:2, pp.15.

  2. Ratnayake, K.S.U. and S. Wimalasena (2011). Effect of Storage and Cooking on the Antioxidant Properties of Unconventional Leafy Vegetables, Dragea volubilis and Costuss peciosus.40th Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 28:2, pp.16.

  3. Shashikala, N.M.R. and S. Wimalasena (2011). Comparative Study of the Antioxidant Properties of Armillaria sp. (edible wild mushroom) with the Cultivated Mushroom Pleuterous sp. 40th Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 28:2, pp.18.

  4. Loorthuraja, R. , De Silva, C. and Deraniyagala, S.P. (2011). Chemical and Microbial Analysis of Municipal Drinking Water from Various Regions of Greater Colombo Area.40th Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 28:2, pp.19.

  5. Kankanamge, A.S.K., Rajapaksha ,R.M.S.M., Deraniyagala, S.P. (2011). Development of a Colorimetric Method to Determine Iron (III) in Water Using Ethyl Acetoacetate.40th Annual Sessions of the Institute of Chemistry Ceylon. Chemistry in Sri Lanka, 28:2, pp.21.

Research Grants Received from the Institute of Chemistry Ceylon

(1)

Grant Number – 2013-01

Funding Agency-

Amount- Rs. 225000

Name of PI/ Title of grant – Dr. C. Udawtte Title: Coumarin derived inhibitors for human DNA topoisomerase I and II: in silico approach

 

(2)

Grant Number –2013-02

Funding Agency-

Amount- Rs. 1360700

Name of PI/ Title of grant- Dr. U.S.K. Welwegamage Title: Preparation analysis and applications of semi-synthetic biofuels originating from natural fatty acids

 

(3)

Grant Number – 2014-01

Funding Agency-

Amount- Rs. 563000

Name of PI/ Title of grant- Dr. Gobika Thiripuranather Title: Evaluation of bioactive compounds in pulp and byproducts of different mango varieties from Sri Lanka.

 

(4)

Grant Number – 2015-01

Funding Agency-

Amount- Rs. 883500

Name of PI/ Title of grant-

 

(5)

Grant Number – 2015-02

Funding Agency-

Amount- Rs. 2552000

Name of PI/ Title of grant- Dr. R. Pathipan Title: A study of absorption of toxic elements; Cd, As, Cr, Pb and Hg in selected rice varieties (Oryza sativa L.) in relation to their status in

 

(6)

Grant Number – 2016-02

Funding Agency-

Amount- Rs. 2586000

Name of PI/ Title of grant- Dr. Sameera R. Gunatilake Title: Enhancing crop productivity and minimize toxic heavy metal uptake of four economically important agricultural plants in Sri Lanka using tea waste bio char

 

(7)

Grant Number – 2017-01

Funding Agency-

Amount- Rs. 2484000

Name of PI/ Title of grant- Dr C. N. Ratnaweera Title: Identification of novel Linamarin analogs as potent anticancer drugs through a Computational Chemistry study

 

(8)

Grant Number – 2017-02

Funding Agency-

Amount- Rs. 2248000

Name of PI/ Title of grant- Dr. D. N. Udukala Title: Evaluation of semiochemicals present in the host plant Solanum melongena (brinjal) and Leucinodes orbonalis Guenee (Brinjal Fruit and Shoot Borer-BFSB) in Sri Lanka

 

(9)

Grant Number – 2019-01

Funding Agency-

Amount- Rs. 2450200

Name of PI/ Title of grant- Dr. Gobika Thiripuranather Title: Green synthesis of metal nanoparticles using agro waste, and determination of their physical and biological properties.

 

Research Grants Received from External Institutions

(1)

Grant Number – 2013/12 (NSF/SCH/20 13/05)

Funding Agency- NSF

Amount- Rs. 1397000

Name of PI/ Title of grant- Dr. U S K Weliwegamage Title: Production of bioethanol as a renewable energy source using microbial fermentation with some selected microbial species using economical substrates

 

(2)

Grant Number – 

Funding Agency- 

Amount- Rs. 600000

Name of PI/ Title of grant-Dr. Sameera R. Gunatilake Title: Effective conversion of waste sludge through value addition