Professor (Dec 2019 – present): Department of Chemistry, University of Kelaniya, Kelaniya, Sri Lanka
Senior Lecturer [Grade I] (Feb 2017 – Dec 2019): Department of Chemistry, University of Kelaniya, Kelaniya, Sri Lanka
Senior Lecturer [Grade II] (Feb 2011 – Jan 2017): Department of Chemistry, University of Kelaniya, Kelaniya, Sri Lanka
Post-Doctoral Research Associate (Jan 2010 – Dec 2010): Department of Chemistry, North Carolina State University, North Carolina, USA
Graduate Teaching Assistant (Jan 2009 – Dec 2009): Department of Chemistry, University of Georgia, Georgia, USA
Graduate Research Assistant (Jan 2005 – Dec 2008): Department of Chemistry, University of Georgia, Georgia, USA
Assistant Lecturer (Oct 2002 – July 2004): Department of Chemistry, University of Colombo, Colombo, Sri Lanka

• Gunawardana Memorial Gold Medal for Analytical Chemistry (2002): [This Gold Medal was presented to the candidate who earned the highest grade in the Analytical Chemistry section of the
  B.Sc. Chemistry special degree examination at the University of Colombo, Sri Lanka].
• Prof. Ramakrishna Gold Medal for Inorganic Chemistry (2002): [This was presented to the candidate who earned the highest grade in the Inorganic Chemistry section of the B.Sc. Chemistry special degree examination at the University of Colombo, Sri Lanka].
• The Silver Medal for Inter University Chemistry Competition (2002): [This was held by the Royal Society of Chemistry, Sri Lanka Section].
• Postgraduate Research Fellowship was awarded by the Department of Chemistry at North Carolina State University, USA (2010): [This is a highly competitive award given to a postdoctoral fellow].
• Vice-Chancellor’s Letter of Appreciation for my untiring effort made in preparation of the Faculty Corporate Plan & Action Plan (2018 & 2019).
• Senate Honours (2019) for publishing a paper in an international indexed journal which has been indexed in Science Citation Index (SCI) and SCOPUS.
• Senate Honours (2020) for publishing a paper in an international indexed journal which has been indexed in SCOPUS.
• Award of Excellence in Peer Reviewing (2021): in recognition of outstanding contribution to the quality of Journal of Applied Chemical Science International.
• Senate Honours (2021) for publishing a paper in an international indexed journal which has been indexed in Science Citation Index (SCI) and SCOPUS.
• Senate Honours (2022) for publishing a paper in an international indexed journal which has been indexed in SCOPUS.

Peer Reviewed Publications (in refereed index journals)

1. “Photochemical Generation and Reversible Cycloaromatization of a Nine-Membered Ring Cyclic Enediyne”, Pandithavidana, D. R.; Poloukhtine, A.; Popik, V. V., Am. Chem. Soc. 2009, 131 (1), 351-356. https://doi.org/10.1021/ja8077076
2. “Photochemical Triggering of the Bergman and Myers-Saito Cyclizations”, Polukhtine, A.; Karpov, G.; Pandithavidana, D. R.; Kuzmin, A.; Popik, V. V.,   J. Chem. 2010, 63 (7), 1099-1107. https://doi.org/10.1071/CH10185
3. “De novo synthesis and properties of analogues of the self-assembling chlorosomal bacteriochlorophylls”, Mass, O.; Pandithavidana, D. R.;   Ptaszek, M.; Santiago, K.; Springer, J. W.;  Jiao, J.; Tang, Q.; Kirmaier, C.; Bocian, D.F; Holten, D.; Lindsey, J. S., New J. Chem., 2011, 35, 2671-2690. https://doi.org/10.1039/C1NJ20611G
4. “Chemistry of Natural and Photoswitchable Cyclic Enediynes”, Pandithavidana, D.R. Chemistry in Sri Lanka, 2012, 29(3), 17-20.
5. “Palette of lipophilic bioconjugatable bacteriochlorins for construction of biohybrid light-harvesting architectures”, Reddy, K. R.; Jiang, J.;  Krayer, M.; Harris, M. A.; Springer, J. W.;  Yang, E.; Jiao, J.; Niedzwiedzki, D. M.; Pandithavidana, D.; Parkes-Loach, P.S.; Kirmaier, C.; Loach, P. A.; Bocian, D. F.; Holten, D.; Lindsey, J. S., Sci., 2013, 4, 2036-2053. https://doi.org/10.1039/C3SC22317E
6. “Comparative Study of Antioxidant Potential of Selected Dietary Vitamins; Computational Insights”, Pandithavidana, D. R.; Jayawardana, S.B., Molecules, 2019, 24 (9), 1646. https://doi.org/10.3390/molecules24091646
7. “Computational Investigation of Structural, Electronic and Thermodynamic Properties of Nonylphenolethoxylate Surfactants”, Pandithavidana, D. R.; Jayalath, W. I. M., International Journal of Science, Environment and Technology, 2019, 8 (1), 9 – 19. https://www.ijset.net/index_issue.php?iid=60
8. “Molecular docking studies to identify secondary metabolites present in Ashwagandharishta and their effectiveness towards memory related disorders”, Pandithavidana, D. R.; Munaweera, R. K. W., Global Journal of Engineering Science and Research Management, 2019, 6 (5), 55 – 63. http://www.gjesrm.com/May-2019.html
9. “Computational investigation of pesticide induced oxidative stress and its impact on the Chronic Kidney Disease of unknown etiology (CKDu)”, Pandithavidana, D. R.; Deshan, T. M. V., International Journal of Science, Environment and Technology, 2019, 8 (3), 526 – 536. https://www.ijset.net/index_issue.php?iid=62
10. “Antioxidant Potential of Novel Designed Phenolic Derivatives”, Pandithavidana, D. R.; Hewage, K. S. K., Chemistry & Chemical Technology, 2020, 14, 4, 448 – 454. https://doi.org/10.23939/chcht14.04.448
11. “Demystifying Chronic Kidney Disease of Unknown etiology (CKDu):Computational Interaction Analysis of Pesticides and Metabolites with Vital Renal Enzymes”, Rajapaksha, R. M. H. ; Pandithavidana, D. R.; Dahanayake, J. N., Biomolecules, 2021, 11 (2), 261. https://doi.org/10.3390/biom11020261
12. “Investigation and Comparison of Antioxidant Potential of Catechins Present in Green Tea: DFT Study”, Wijesooriya, S. S.; Pandithavidana, D. R., Chemistry & Chemical Technology,
    2022, 16 (4), 591 – 599.

Peer Reviewed Abstracted Presentations

1. “Development of an Environment Friendly Method to Remove the Colored Components from Industrial Waste”, Pandithavidana, D. R.; Mahanama, K. R. R., 8^th Annual Forestry and Environment Symposium, Hikkaduwa, Sri Lanka (2002)
2. “Fingerprinting diesel and petrol fuels for adulteration”, Kulathunga, D. R.; Pandithavidana, D. R.; Mahanama, K. R. R., The National Symposium on Air that We Breathe, Air Resource Management Center, Colombo, Sri Lanka (2004)
3. “Photochemical Generation and Reversible Cycloaromatization of a Nine Membered Ring Cyclic Enediyne”, Pandithavidana, D. R.; Popik, V. V., The Southeast Regional Meeting of the American Chemical Society (SERMACS), Nashville, TN, USA (2008)
4. “Mechanistic Adventures in Enediyne Chemistry”, Poloukhtine, A.; Pandithavidana, D. R.; Kuzmin, A.; Popik, V. V., The 239^th National Meeting of the American Chemical Society, San Francisco, CA, USA (2010).
5. “Photochemical generation of activated enediynes: Unusual reactivity and unexpected mechanisms”, Popik, V.; Poloukhtine, A.; Pandithavidana, D.; Kuzmin, A., Pacifichem-2010, International Chemical Congress of Pacific Basin Societies, Honolulu, HI, USA (2010).
6. “Computational Investigation of Cyclic 8-Membered Enediyne Chemistry”, Adhihetty, P.K.; Rathnayake, P.V.G.M.; Pandithavidana, D. R., Proceedings of the 70^th Annual Sessions of Sri Lanka Association for the Advancement of Science; (2014)
7. “Computational Investigation of Thermodynamic and Kinetic Feasibilities of Cyclopropenone Decarbonylation Mechanism”, Rathnayaka, M.S.C.; Rathnayake, P.V.G.M.; Pandithavidana, D. R., Proceedings of the 70^th Annual Sessions of Sri Lanka Association for the Advancement of Science; (2014)
8. “Density Functional Theory Simulation of Structural, Electronic & Thermodynamic Properties of Nonylphenolethoxylate Surfactants”, Jayalath, W. I. M.; Pandithavidana, D. R., Proceedings of the 71^st Annual Sessions of Sri Lanka Association for the Advancement of Science; (2015)
9. “The computational investigation of the structural and thermodynamic properties of nonyl phenol ethoxylate surfactants”, Narthani, B. D .S.; Pandithavidana, D. R., Proceedings of the International Research Symposium on Pure and Applied Sciences, Faculty of Science, University of Kelaniya; (2017)
10. “Computational design and investigation of antioxidant activity of phenolic compounds and their derivatives”, Surangika, K. H. ;  Pandithavidana, D. R., Proceedings of the 73^rd  Annual Sessions of Sri Lanka Association for the Advancement of Science; (2017)
11. “Computational investigation of pesticide induced oxidative stress and its impact on the Chronic Kidney Disease of unknown etiology (CKDu)”,Deshan, T. M. V.; Pandithavidana, D. R., Proceedings of the 19^th International Postgraduate Research Conference (IPRC), University of Kelaniya; (2018)
12. “Molecular docking analysis to elucidate the potential drug action of phytochemicals present in Ashwagandharishta towards memory related disorders”, Munaweera, R. R. K. W.; Pandithavidana, D. R., Proceedings of the 19^th International Postgraduate Research Conference (IPRC), University of Kelaniya; (2018)
13. “Computational Investigation of Antioxidant Activity of Dietary Vitamins; DFT Study”, Jayawardana, B.; Pandithavidana, D. R., Proceedings of the 20^th International Postgraduate Research Conference (IPRC), University of Kelaniya; (2019)
14. “Computational investigation of antioxidant potential of major catechins found in green tea: DFT study”, Wijesooriya, S. S., Pandithavidana, D. R.; Proceedings of the National Conference on Multidisciplinary Research (NCMR), organized by the Young Scientists Association of the National Institute of Fundamental Studies, Sri Lanka; (2020).
15. “Computational investigation of causative agents of chronic kidney disease of unknown etiology (CKDu)”, Rajapaksha, R. M. H., Pandithavidana, D. R.; Proceedings of the National Conference on Multidisciplinary Research (NCMR), organized by the Young Scientists Association of the National Institute of Fundamental Studies, Sri Lanka; (2020).
16. “Computational insight into the antioxidant mechanisms of major catechins found in cocoa: DFT study”, Sandaruwan, W. A. M.; Pandithavidana, D. R.; Proceedings of the International Conference on Applied and Pure Sciences (ICAPS), University of Kelaniya; (2021).
17. “Exploring the MSG related metabolic mechanisms through computational docking”, Dananjaya, P. D. H.; Pandithavidana, D. R.; Proceedings of the International Conference on Applied and Pure Sciences (ICAPS), University of Kelaniya; (2022).

Chapters & Books of Scholarly Work Published

1. “Photoswitchable Nine-Membered Cyclic Enediynes and Enyne-Allenes”, Pandithavidana, Dinesh, Published by LAP LAMBERT Academic Publishing GmbH & Co. KG, Germany (2011), ISBN 978-3-8443-2287-3.
2. “Solubility of Polysaccharides”, Experimental and Computational Studies, Bimali Jayawardena, Dinesh R. Pandithavidana and W.M.C. Sameera, Publisher: InTechOpen, Croatia - EUROPEAN UNION (2017), ISBN 978-953-51-3650-7