| Hydrogen bonding in andrographolide: 3-{2-[decahydro-6-hydroxy-5-(hydroxymethyl)-5, 8a-dimethyl-2-methylene-1-naphthalenyl] ethylidene} dihydro-4-hydroxy-2 (3H)-furanone AL Spek, AJM Duisenberg, RP Labadie, S Ratnayake, A Abeysekera, ... Acta Crystallographica Section C: Crystal Structure Communications 43 (3 …, 1987 | 15 | 1987 |
| Chemical reduction of nitrate by zerovalent iron nanoparticles adsorbed radiation-grafted copolymer matrix SY Ratnayake, AK Ratnayake, D Schild, E Maczka, E Jartych, ... Nukleonika 62 (4), 269-275, 2017 | 11 | 2017 |
| Proton and carbon-13 NMR spectral analysis of andrographolide AM Abeysekera, KTD De Silva, WSJ Silva, S Ratnayake, RP Labadie Fitoterapia 59, 501-5, 1988 | 8 | 1988 |
| A novel radiation-induced grafting methodology to synthesize stable zerovalent iron nanoparticles at ambient atmospheric conditions S Ratnayake, D Schild, E Maczka, E Jartych, J Luetzenkirchen, ... Colloid and Polymer Science 294, 1557-1569, 2016 | 7 | 2016 |
| Structure of neoandrographolide monohydrate WJJ Smeets, AL Spek, AJM Duisenberg, RP Labadie, KTD De Silva, ... Acta Crystallographica Section C: Crystal Structure Communications 43 (10 …, 1987 | 7 | 1987 |
| Cloud history can change water–ice–surface interactions of oxide mineral aerosols: a case study on silica A Abdelmonem, S Ratnayake, JD Toner, J Lützenkirchen Atmospheric Chemistry and Physics 20 (2), 1075-1087, 2020 | 6 | 2020 |
| Assessment of the fate and behavior of naturally occurring thorium and uranium in the environment of central Sri Lanka SY Ratnayake | 2 | 2021 |
| Combined X-ray absorption and SEM–EDX spectroscopic analysis for the speciation of thorium in soil S Ratnayake, J Lützenkirchen, N Finck, D Schild, F Heberling, T Gil-Díaz, ... Scientific Reports 13 (1), 5877, 2023 | 1 | 2023 |
| A spectroscopic view of mineral aerosol surface aging under atmospheric conditions A Abdelmonem, J Lützenkirchen, S Ratnayake, N Hiranuma EGU General Assembly Conference Abstracts, 8279, 2020 | | 2020 |
| Vapor-liquid-ice environmental interactions with mineral surfaces on the molecular level using nonlinear optical spectroscopy A Abdelmonem, M Bonn, J Luetzenkirchen, E Backus, J Cyran, M Lukas, ... ABSTRACTS OF PAPERS OF THE AMERICAN CHEMICAL SOCIETY 258, 2019 | | 2019 |
| Evaluation of the Survival of Dendrobium crumenatum Swartz. Pollen Stored at Different Temperatures WER Silva, R Attanayake, S Ratnayake, SP Senanayake International Postgraduate Research Conference 2019, Faculty of Graduate …, 2019 | | 2019 |
| Cloud history changes water-ice-surface interactions of metal oxide aerosols. A Abdelmonem, S Ratnayake, J Luetzenkirchen Geophysical Research Abstracts 21, 2019 | | 2019 |
| An iridoid glucoside from Andrographis paniculata. AM Abeysekeva, KTD Silva, S Ratnayake, RP Labadie | | 1990 |
| INVITRO IMMUNOMODULATION BY SRI-LANKAN PLANTS. 2. EFFECTS IN THE MIGRATION-INHIBITION FACTOR (MIF) TEST JM VANDERNAT, RP LABADIE, A ABEYSEKERA, ... PHARMACEUTISCH WEEKBLAD-SCIENTIFIC EDITION 9 (2), 158-158, 1987 | | 1987 |
| 8 (Radio-) chemical analysis M Plaschke, M Böttle, M Bouby, D Fellhauer, N Finck, M Fuss, A Fried, ... Institute for Nuclear Waste Disposal, 67, 0 | | |
| Application of gamma radiation induced graft copolymerization for paper conservation in Sri Lanka KRC De Silva, AK Ratnayake, SY Ratnayake, CDR Pathirana, H Alwis, ... | | |
| Gamma Radiation Curable Polymers for Safeguarding Tangible Cultural Heritage: Sri Lankan Experience in Paper Conservation KRC De Silva, AK Ratnayake, SY Ratnayake, CDR Pathirana, H Alwis, ... | | |
| Invited Talk 6.3 S RATNAYAKE, J LÜTZENKIRCHEN, P MAHAKUMARA, U DE SILVA, ... | | |
| DEVELOPMENT OF RADIATION GRAFTED SUPER WATER ABSORBENT POLYMER MATERIAL FOR ARID AREA AGRICULTURE IN SANDY SOIL SY Ratnayake, KRC De Silva, M Rasangika, T Fernando, M Ranaweera, ... | | |
| Cloud history changes water-ice-surface interactions of oxide mineral aerosols (eg Silica) A Abdelmonem, S Ratnayake, JD Toner, J Lützenkirchen | | |
