Prof. Dhammike P. Dissanayake

Prof. Dhammike P. Dissanayake

Senior Professor

Department of Chemistry,
University of Colombo,
Colombo 03,
Sri Lanka.
Room: 106
Work Phone: (9411) 2503 367
Work Fax: (9411) 2503 367
Email: dpd@chem.cmb.ac.lk

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ACADEMIC QUALIFICATION:

  • Ph.D. Texas A&M University, USA. 1993.
  • M.Phil. University of Peradeniya, Sri Lanka. 1989.
  • B.Sc. University of Peradeniya, Sri Lanka. 1985.

RESEARCH INTERESTS:

  • Study of adsorption properties of charcoals derived from locally available materials.
  • Study of catalytic properties of metal oxides for application in pollution control.
  • Theoretical studies on gas adsorption over metal clusters.
  • Development of software for chemical education.

RESEARCH PUBLICATIONS:

  1. Photocatalytic behaviour of metal doped titanium dioxide. Studies on the photochemical synthesis of ammonia on Mg/TiO2 catalyst systems. O.A. Ileperuma, K. Tennakoon, W.D.D.P Dissanayake. Applied catalysis 62, (1990) L1-L.
  2. Photoreduction of nitrogen and water on montmorillonite clays loaded with hydrous ferric oxide. O.A Ileperuma, W.C.B Kiridena and W.D.D.P Dissanayake. Journal of Photochemistry and Photobiology( A: Chemistry) 59 (1991) 191.
  3. Partial oxidation of methane to carbon monoxide and hydrogen over a Ni/Al2O3 catalyst. Dhammike Dissanayake, Michael P. Rosynek, Karl C.C. Kharas and Jack H. Lunsford. Journal of Catalysis 132 (1991) 117.
  4. Catalytic partial oxidation of methane over Ba-Pb, Ba-Bi and Ba-Sn perovskites. Dhammike Dissanayake, Karl C.C. Kharas, Jack H. Lunsford and Michael P. Rosynek. Journal of Catalysis 139 (1993) 652.
  5. Are the equilibrium concentrations of CO and H2 exceeded during the oxidation of CH4 over a Ni/Yb2O3 catalyst? Dhammike Dissanayake, Michael P. Rosynek and Jack H. Lunsford. Journal of Physical Chemistry 97 (1993) 3664.
  6. Oxidative coupling of methane over oxide supported barium catalysts. Dhammike Dissanayake, Jack H. Lunsford and Michael P. Rosynek. Journal of Cataysis 14, (1993) 286.
  7. Spectroscopic characterisation of surface oxygen species on Barium-containing methane coupling catalysts. Michael P. Rosynek, Dhammike Dissanayake and Jack H. Lunsford. New Developments in Selective Oxidation II, edited by V. Cortes Corberan and S. Vic Bellon, Elsevier Science B.V. (1994) 345.
  8. The role of water in promoting the oxidative dehydrogenation of ethane. Jack H. Lunsford, Edrick Morales, Dhammike Dissanayake and Chunlei Shi. International Journal of Chemical Kinetics 26 (1994) 921.
  9. Site differentiation in homolytic Vs. heterolytic activation of methane over Ba/MgO catalysts. Dissanayake Dhammike, Lunsford Jack H. and Rosynek Michael P. Journal of Catalysis 146(2) (1994) 613.
  10. Cyclohexane oxidation and carbon deposition over metal oxide catalysts. Hettige, C., Mahanama, K.R.R.M., Dissanayake, D.P. Chemosphere 43/8 (2001) 1079.
  11. Carbon formation during volatile organic compound oxidation over a nickel catalyst. Jayathilaka, G.D.L.P, Hettige, C., Mahanama, K.R.R., Dissanayake, D.P. Indian Journal of Chemistry-(Section A) 40A (2001) 392.
  12. Evidence for the role of colloidal palladium in the catalytic formation of H2O2­ from H2 and O2. Dhammike P. Dissanayake and Jack H. Lunsford. Journal of Catalysis 206 (2002) 173.
  13. The direct formation of H2O2 from H2 and O2 over colloidal palladium. Dhammike P. Dissanayake and Jack H. Lunsford. Journal of Catalysis 214 (2003) 113-120.3. Partial oxidation of methane to carbon monoxide and hydrogen over a Ni/Al2O3 catalyst. Dhammike Dissanayake, Michael P. Rosynek, Karl C.C. Kharas and Jack H. Lunsford. Journal of Catalysis 132 (1991) 117.
  14. Contribution of dissolved sulfates and sulfites in hydrogen sulfide emission from stagnant water bodies in Sri Lanka. Kularatne K.I.A, Dissanayake D.P, . Mahanama, K.R.R. Chemosphere 52 (2003) 901-907.
  15. Absolute pKa determination for N-phenylbenzohydroxamic acid derivatives. R.Senthilnithy , H. D. Gunawardhana, M.D.P.De Costa and D.P. Dissanayake, Journal of Molecular Structure: THEOCHEM 761 (2006) 21-26.
  16. Biopharmaceutical Constants for Carbamazepine Immediate Release Tablets in Simplifying Bioequivalence Studies. Mangala Nanayakkara, W. Pathirana and D.P. Dissanayake. Indian Journal of Pharmacy 68 (2006) 47-52.
  17. Quantum mechanics and molecular dynamics study on the stability of hydroxamate anion-water clusters. D. P. Dissanayake, R.Senthilinithy and S. Weerasinghe, Ceylon Journal of Science (Physical Science) 14 (2008) 53-66.
  18. Stability of hydroxamate ions in aqueous medium, R. Senthilnithy, S. Weerasingha and D. P. Dissanayake, Theochem: Journal of Molecular Structure 851 (2008) 109-114.
  19. Inhibition of lipid peroxidation by extracts of Pleurotus ostreatus, D. P. Dissanayake, D.T.U. Abeytunga, N.S. Vasudewa, W.D. Ratnasooriya, Pharmacognosy Magazine 4 (19) (2009) 266-271.
  20. Modified thermodynamic cycle for the calculation of ab-initio pKa values for unsubstituted hydroxamic acids., Dhammike P. Dissanayake and R. Senthilnithy, Theochem: Journal of Molecular Structure 910 (2009) 93-98.
  21. Glass surface functionalized with polyaniline as a fast responding humidity sensor, H.M.P.C.K. Herath, E.K.C. Pradeep, M.K. Jayananda, J.K.D.S. Jayanetti, V. Kapaklis, D. P. Dissanayake. Sensors & Transducers 137 (2) (2012) 137-144.
  22. Molar ratio rectified potencies., W. Pathirana, D. P. Dissanayake. Homoeopathic Links 26 (2013) 252-255.
  23. Interaction of caffeine dimers with water molecules, Rajendram Senthilnithy, Samantha Weerasingha and Dhammika P. Dissanayake, Computational and Theoretical Chemistry, 1028, (2014) 60-64.
  24. Temperature effects on gas sensing properties of electrodeposited chlorine doped and undoped n-type cuprous oxide thin films, SJ Nayana Bandara, Charith Jayathilaka, Dhammika P. Dissanayaka, Journal of Sensor Technology 4, (2014) 119-126
  25. Ab initio study on transition states of formohydroxamic acid tautomerization in the presence of water molecules., Amali G. Guruge, Dhammike P. Dissanayake. Computational and Theoretical Chemistry, 1032 (2014) 50-55.
  26. Fluorescence Characteristics of [(Benzoyloxy) methyl] anthracene Donor–Acceptor Systems, Dhammika P. Dissanayake, MDP De Costa, The Journal of Physical Chemistry A 119 (29),(2015), 7973-7979
  27. Inhibitory effect of the nucleophile in Ullmann condensation: Theoretical and experimental investigation, DA Vithanage, AR Liyanage, DC Madushani, MAL Fernando, APJP Vaas, DTU Abeytunga, Dhammika P. Dissanayake, Molecular Catalysis 438, (2017) 30-36
  28. Surfactant free template assisted electrodeposited n‐type nano‐cubic Cu2O thin films for nonenzymatic glucose sensing, JLK Jayasingha, MN Kaumal, KMDC Jayathilaka, MS Gunewardene, Dhammika P. Dissanayake, JKDS Jayanetti, physica status solidi (2017)

BOOKS:

  1. Advanced Physical Chemistry – Reaction Kinetics The Open University Press, Sri Lanka, 1998.
  2. Electronic spectroscopy of molecules The Open University Press, Sri Lanka, 2000.
  3. Catalytic methods to Reduce Gaseous Environmental Pollutants [Chapter in Industry and Environment Institute of Chemistry, Ceylon, 2005.
  4. VOCs Combustion on Metal Oxides [Chapter in Metal Oxides: Chemistry and Applications] Edited by J.L.G. Fierro, CRC Press. 2006.

CONFERENCE PROCEEDINGS AND ABSTRACTS:

  1. Direct production of hydrogen peroxide from H2 and O2 over palladium: The state of the working catalyst. D.P Dissanayake and J. H. Lunsford, Symposium on Oxidation Catalysts, Southwest Catalyst Conference, College Station, Texas, USA. May 2001.
  2. Selective extraction of carcinogenic precursors from diesel, Pannawennage. D.P., Dissanayake, D.P., Mahanama, K.R.R., Presented at the 1st annual sessions of the faculty of Science, University of Colombo, December 13, 2000.
  3. Effect of MgO on carbon deposition over a Ni/Al2O3 catalyst, an investigation by FTIR. C.Hettige, G.D.L.P. Jayathilaka, K.R.R. Mahanama, D.Dissanayake, Proc. Sri Lanka Assoc. Adv. Sci. 1998, 300.
  4. Development of a low cost sampling and analytical method to determine polycyclic aromatic hydrocarbons in air. A. Thiyakesan, D.P Dissanayake, K.R.R Mahanama, Proc. Sri Lanka Assoc. Adv. Sci. 1997, 363.
  5. Preparation and characterization of charcoal from coir dust. R.D.A Wickramanayake, P. Ganhewage D.P Dissanayake, Proc. Sri Lanka Assoc. Adv. Sci. 1997, 359.
  6. Effect of the support on carbon deposition over a nickel catalyst during catalytic oxidation of hydrocarbons at low oxygen partial pressures. Chaminda Hettige and Dhammike Dissanayake, Chem. in Sri Lanka. vol. 14, No.1, 1997,12.
  7. Characterization of oxide-supported barium catalysts for the oxidative coupling of methane to C2 products. M.P. Rosynek, D. Dissanayake and J.H. Lunsford, Symposium on solid state catalysis and its use in organic synthesis, South west regional American Chemical Society Meeting, Austin, Texas, USA. October 24-27, 1993.
  8. Characterization of oxygen species responsible for methane activation over metal oxides. Dhammike Dissanayake, South West Catalysis Conference, College Station, Texas, USA, April 1993.
  9. Partial oxidation of methane over a Nickel/Alumina catalyst, Dhammike Dissanayake, Michael P. Rosynek and Jack H. Lunsford, South West catalysis conference, Houston, USA, April 1990.
  10. Kinetics and the mechanism of photooxidation of ammonia in aqueous solution.O.A Ileperuma and W.D.D.P Dissanayake, Chem. In Sri Lanka, vol 5, 1988, 8.
  11. Photocatalytic behavior of metal doped titanium dioxide. Studies on the photosynthesis of ammonia on Mg/TiO2 catalyst systems. W.D.D.P Dissanayake and O.A Ileperuma, Proc. Sri Lanka Assoc. Adv. Sci. 1988, 190.
  12. Enhanced photoreduction of N2 on supported iron oxide catalysts, W.D.D.P Dissanayake and O.A Ileperuma, Proc. Sri Lanka Assoc. Adv. Sci. 1987, 203.
  13. Photocatalytic nitrogen fixation I. Observation of oxidative nitrogen fixation on hydrous ferric oxide. W.D.D.P Dissanayake, F.N.S Weerasinghe and O.A. Ileperuma, Proc. Sri Lanka Assoc. Adv. Sci. 1986, 169.

AWARDS:

  1. University Scholarship – For the best performance in the B.Sc. examination, University of Peradeniya (1985).
  2. Coomaraswami prize – For the best performance in the B.Sc. examination, University of Peradeniya (1985).
  3. Merit award for scientific research, National Science Foundation, Sri Lanka, 2001. Method development for analysis and control of organic pollutants in diesel exhaust .
  4. Young Scientist award in Chemistry 2003. Third world academy of Science, Italy and NSF Sri Lanka.
  5. Presidential research award 2003.
  6. President’s Award for Scientific Publication: 2008

Curriculum Vitae