Phytochemical screening, total polyphenol, flavonoid content, in vitro antioxidant and antibacterial activities of Sri Lankan varieties of Murraya koenigii and Micromelum … DT Abeysinghe, KAH Kumara, KAD Kaushalya, UG Chandrika, D Alwis Heliyon 7 (7), 2021 | 55 | 2021 |
Nutritive importance and therapeutics uses of three different varieties (Murraya koenigii, Micromelum minutum, and Clausena indica) of curry leaves: An updated review DT Abeysinghe, D Alwis, KAH Kumara, UG Chandrika Evidence-Based Complementary and Alternative Medicine 2021, 2021 | 22 | 2021 |
Spectroscopic studies of neutral and chemically oxidized species of β-carotene, lycopene and norbixin in CH2Cl2: Fluorescence from intermediate compounds D Alwis, UG Chandrika, PM Jayaweera Journal of Luminescence 158, 60-64, 2015 | 16 | 2015 |
Photostability of apocarotenoids on surface of TiO2 semiconductor nanoparticles D Alwis, UG Chandrika, PM Jayaweera Journal of Photochemistry and Photobiology A: Chemistry 407, 113061, 2021 | 10 | 2021 |
HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY-DAD ANALYSIS OF APO-CAROTENOIDS PRESENT IN SAFFRON (Crocus sativus L.) FLOWER STIGMA DDDH Alwis, RMTN Perera, JASU Gunawardena, UG Chandrika Open University Research sessions 2021, 2021 | | 2021 |
Developing a proaxctive motivational individual student support system at OUSL: A preliminary study for identification of influential factors N Nilakarawasam, RD Silva, D Alwis, T Bulathwatta, RD Silva, N Dilsha 34th Annual Conference of Asian Association of Open Universities (AAOU2021 …, 2021 | | 2021 |
In vitro assessment of antioxidant, antimicrobial and phytochemical screening of methanol leaf extract of micromelum minutum growing in Sri Lanka DT Abeysinghe, DDDH Alwis, KAH Kumara, UG Chandrika PGIS Research Congress 2020, University of Peradeniya, University of Peradeniya, 2020 | | 2020 |
Analysis of major carotenoids and chlorophyll pigments present in the leaves of micromelum minutum growing in sri Lanka DDDH Alwis, DT Abeysinghe, KAH Kumara, UG Chandrika The Open University Research sessions 2020 (OURS2020), 120, 2020 | | 2020 |
Analysis of major carotenoids and chlorophyll pigments present in the leaves of Clausena indica DDDH Alwis, DT Abeysinghe, KAH Kumara, UG Chandrika 76th Annual sessions of Sri Lanka Association for the Advancement of Science, 2020 | | 2020 |
In Vitro Assessment of Antioxidant, Antimicrobial and Phytochemical Screening of Crude Methanolic Extract of Leaves of Murraya koenigii Growing in Sri Lanka DT Abeysinghe, KAH Kumara, DDDH Alwis, UG Chandrika 7th Ruhuna International Science and Technology Conference 2020, 109, 2020 | | 2020 |
Assessment of proximate and mineral content of Clausena indica leaves in Sri Lanka DT Abeysinghe, KAH Kumara, DDDH Alwis, UG Chandrika 20th International Postgraduate Research Conference proceedings, University …, 2019 | | 2019 |
UV-Vis absorption study of some carotenoids and their aggregates extracted from natural plant materials DDDH Alwis, DDTH Fernando, PM Jayaweera, UG Chandrika, ... 75th Annual sessions of Sri Lanka Association for the Advancement of Science …, 2019 | | 2019 |
Assessment of Proximate and Mineral Element Content of Crude Methanolic Extract of Clausena indica (Dals) Oliver Leaves in Sri Lanka DT Abeysinghe, KAH Kumara, D Alwis, UG Chandrika International Postgraduate Research Conference 2019, Faculty of Graduate …, 2019 | | 2019 |
Spectroscopic and photochemical properties of lycopene, P-carotene, bixin, norbixin and their radical intermediates D Aiwis University of Sri Jayewardenepura, Nugegoda, 2016 | | 2016 |
Assessing the prior knowledge and thinking skills of students related to glassware in an undergraduate practical chemistry course; A preliminary study. D. D. D. H. Alwis, G. Bandarage, M.N.K. De. Zoysa 24th IUPAC International Conference on Chemistry Education (ICCE 2016 …, 2016 | | 2016 |
Self-Assembly of Carotenoids During Solution Casting of Solar Devices D Alwis, D Ratnaweera, T Etampawala, M Dadmun, U Chandrika, ... APS March Meeting Abstracts 2015, P1. 221, 2015 | | 2015 |
The Optical absorption spectra of Self-assembled aggregates of β-carotene D. D. D. H. Alwis, U.G. Chandrika, P. M. Jayaweera Proceedings of the Annual Academic sessions of the Open University of Sri …, 2015 | | 2015 |
UV light induced photo-degradation study of carotenoids in MeOH: The influence of inorganic anions D. D. D. H. Alwis, U. G. Chandrika, P. M. Jayaweera ICMA proceedings of the International conference of multidisciplinary …, 2014 | | 2014 |
Absorption and Emission Properties of Lycopene, β-Carotene, Norbixin and Their Chemically Oxidized Species D.D.D.H. Alwis, U.G. Chandrika, P.M. Jayaweera Annual sessions of the Institute of Chemistry Ceylon, Chemistry in Sri Lanka …, 2013 | | 2013 |
A kinetics study of photodegradation of lycopene in water/acetone solutions D. D. D. H. Alwis, W. M. K. M. Ratnayake, U. G. Chandrika, P. M. Jayaweera Proceedings of the 68th Annual Sessions of Sri Lanka association for …, 2012 | | 2012 |