Professor V.P.Susira Perera

Senior Lecturer - Grade I


Physics
Faculty of Natural Sciences
Contact:

CRC,MRC, ..etc, 3rd floor, Science and Technology building, Room No : W5

Office: 112881088, Ext: 588 Mobile: 718032772

E-mail: vpper@ou.ac.lk NULL

Last Updated on 4 years

Areas of Specialization:

Dye-sensitized Solar Cells

Research interests:

Solar energy conversion, Nano composite materials

Affiliations:

NULL

Course Coordination:

PYu1161-Basic Electromagnetism, PYU3164- Data Acquistion and Signal Processing, PYU3161- Practical Physics, PYU3174 -Advaned Electromagnetism, PYU4161 -Advanced Solid State Physics

Awards:
  1. Endeavour Research Fellowship, University of Melbourne, Australia (2011).
  2. UNESCO Research Fellowship, Tokyo Institute of Technology, Tokyo, Japan (1999 -2000)
  3. Support Scheme for Supervision of Research Degrees SUSRED AWARDS -2014 (Awarded by NSF)
  4.  Research Merit Award -2011 (Awarded by NRC)
  5. Presidential Research Award- 2008
  6. Presidential Research Award- 2006
  7. Presidential Research Award- 2005
  8. Presidential Research Award- 2004
  9. Presidential Research Award- 2003
  10. Presidential Research Award- 2002
  11. Presidential Research Award- 2001
  12. Presidential Research Award- 1999
Researches:

Publications in Indexed Journals

  1. C.N. Nupearachchi and V.P.S. Perera, (2014) Analysis of the behaviour of SnO2 composites of ZnO and TiO2 using impedance spectroscopy, J.Natn.Sci.Foundation Sri Lanka 42 (1): 17-22 .
  2. The enhancement of photovoltaic parameters in dye-sensitized solar of nano-crystalline SnO2 by incorporating with large SrTiO3 particles, G.M.L.P. Aponsu, T.R.C.K. Wijayarathna, I.K. Perera, V.P.S. Perera, A.C.P.K. Siriwardhana, Spectrochimica Acta Part A: Molecular and Biomolecular Spectroscopy 109 (2013) 37- 41.
  3. Efficient passivation of SnO2 nano crystallites by Indoline D-149 via dual chelation, Y.P.Y.P. Ariyasinghe, T.R.C.K. Wijayarathna, I.G.C.K. Kumara, I.P.L. Jayarathna, C.A. Thotawatthage, W.S.S. Gunathilake, G.K.R. Senadeera, V.P.S. Perera, Journal of Photochemistry and Photobiology A: Chemistry Volume 217, Issue 1, 1 January 2011, Pages 249-252
  4. Dye-Sensitized Solar Cells Based on Nanostructured Semiconductor Oxide Ceramics with Ultra-Thin Barrier Layers, K. Tennakone; G. L. M. P. Apsonsu; Y. P. Y. P. Ariyasinghec; R. C. Buchanan; V. P. S. Perera; H.Tennakone; T. R. C. K. Wijayarathna, Integrated Ferroelectrics, 115:120–131, 2010.
  5. Progress in Dye sensitized solar cells, P.M. Sirimanne and V.P.S. Perera, phys. stat. sol. (b) 245, No. 9, 1828–1833 (2008)
  6. Dye-Multilayer Semiconductor Nanostructures., P.K.D.D.P. Pitigala, M.K.I. Senevirathne, V.P.S. Perera and K. Tennakone, C.R. Chimie, 9, (2006) 605-610.
  7. Photoresponses of a photovoltaic Cell Prepared by CuSCN Electrodepositing C60 on Mesoporous TiO2. G.K.R. Senadeera and V.P.S. Perera, Chinese Journal of Physics, Vol. 43, No. 2 (April 2005).
  8. Molecular Rectification: Application in Dye Sensitized Solar Cells., M.K.I. Senevirathne, P.K.D.D.P. Pitigala, V.P.S. Perera and K. Tennakone, Langmuir, 21 (2005) 2997-3001.
  9. Doping CuSCN Films for Enhancement of Conductivity: Application in Dye Sensitized Solid–State Solar Cells. V.P.S. Perera, M.K.I. Senevirathne, P.K.D.D.P. Pitigala and K. Tennakone, Solar Energy Materials and Solar Cells, 86 (2005) 443-450.
  10. Solar Cells Sensitized with Three Different Dyes, V.P.S. Perera, P.K.D.D.P. Pitigala, M.K.I. Senevirathne and K. Tennakone, Solar Energy Materials and Solar Cells 85 (2005) 91-98. 6 (2005) 443-450.
  11. Construction of a photovoltaic device by deposition of thin films of the conducting polymer polythiocyanogen, V.P.S. Perera, P.K.D.D.P. Pitigala, P.M. Bandaranayake, G. Hastings, A.G.U. Perera, K. Tennakone, Synthetic Metals 143 (2004) 283-287
  12. Sensitization of nanostructured TiO2 by electrostatic coupling of ionic dyes to ionic absorbates, P.K.D.D.P. Pitigala, M.K.I. Seneviratne, V.P.S. Perera and K. Tennakone, Langmuir, 20 (2004)     5100-5103.
  13. Dye-Sensitized Solid-State Photovoltaic Cells Based on Dye Multilayer-Semiconductor Nanostructures, V.P. Susira Perera, P.K.D.D. Padmal Pitigala, P.Viraj V. Jayaweera, K.M. Priyangika Bandaranayake and K. Tennakone, Journal of Physical Chemistry B, 107, (2003), 13758-13761 ize:11.0pt;mso-bidi-font-size: 10.0pt’>, P.K.D.D.P. Pitigala, P.M. Bandaranayake, G. Hastings, A.G.U. Perera, K. Tennakone.
  14. Recombination Processes in Dye-sensitized Solid-state Solar Cells with CuI as Hole Collector, V.P.S. Perera and K. Tennakone, Solar Energy Materials and Solar Cells, 79 (2003) 249-255
  15. Sensitization of Aluminium Chloride Adsorbed Tin (iv) Oxide Nano Crystalline Films with Rose Bengal, K. Tennakone and V.P.S. Perera, Journal of Colloid and Interface Science, 265, (2003), 428-431 
  16. The Effect of MgO on the Enhancement of the Efficiency in Solid-State Dye Sensitized Photocells Fabricated with SnO2 and CuI, V.P.S. Perera, G.K.R. Senadeera, K.Tennakone, S. Ito, T. Kitamura, Y. Wada, S. Yanagida, Bull. Chem. Soc. Japn.,76 (2003) 1-4
  17. Solid-state dye-sensitized photocell based on pentacene as a hole collector, G.K.R. Senadeera, P.V.V. jayaweera, V.P.S. Perera, K. Tennakone, Solar Energy materials & solar cells 73 (2002) 103
  18. Improved performance of amorphous silicon thin film transistors by cyanide treatment, H.N. Aiyer, D. Nishioka, N. matsuki, H. Shino, V.P.S. Perera, T. Chikyow, H. Kobayashi, H. Koinuma, Appl. Phys. Letters 78 (2001) 751
  19. Dye-sensitized solid state photovoltaic cells: Suppression of Electron-Hole Recombination by Deposition of the Dye on a Thin Insulating Film in Contact with a Semiconductor, K. Tennakone, V.P.S. Perera, I.R.M. Kottegoda L.A.A. de Silva, G.R.R.A. Kumara and A. Konno, J. Electron. Matter. 30 (2001) 15
  20. Suppression of Recombinations in a Dye-Sensitized Photoelectrochemical Cell made from a Film of Tin (iv) Oxide Crystallites Coated with a thin Layer of aluminium Oxide, G.R.R.A. Kumara, K.Tennakone, V.P.S.Perera, A.Konno, S.Kaneko, M.T.Okuya, J. phys. D: Appl. Phys. 34 (2001) 868-873
  21. Dye-sensitized photoelectrochemical cells based on porous SnO2//ZnO composite and TiO2 films with a polymer electrolyte, K. Tennakone, G.K.R. Senadeera, V.P.S. Perera, I.R.M. Kottegoda, and L.A.A. De Silva, Chem. Mater. , 11 (1999) 2474-2477
  22. The possibility of ballistic electron transport in dye-sensitized semiconductor nanocrystalline particle aggregates, K. Tennakone, I.R.M. Kottegoda, L.A.A. De Silva and V.P.S. Perera, Semiconduct. Sci. Technol., 14 (1999) 1-4 
  23. A dye-sensitized solid-state photovoltaic cells based on composite zinc oxide/tin (IV) oxide films, K. Tennakone, V.P.S.Perera, I.R.M. Kottegoda, and G.R.R.A. Kumara, J. Phys. D: Appl. Phys., 32 (1999) 374-379
  24. An efficient dye-sensitized solar cell made from oxides of tin and zinc, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, Chem. Commu., (1999) 15-16
  25. Continous flow photochemical reactor for solar decontamination of water using immobilized TiO2, G.R.R.A. Kumara, F.M.S. Sultanbawa, V.P.S. Perera, I.R.M. Kottegoda, K. Tennakone, Solar Energy Materials and Solar Cells, 58 (1999) 167-171
  26. Sensitization of nano-porous films of TiO2 with santalin (red sandal Wood pigment) and construction of dye-sensitized solid-state photovoltaic cells, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and P.S.R.S. Weerasundara, J. Photochem. Photobiol. A: Chem., 117 (1998) 137-142
  27. Nano-porous n-TiO2/selenium/p-CuCNS photovoltaic cell, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and G.M.L.P. Aponsu, J. Phys. D: Appl. Phys., 31 (1998) 2326-2330
  28. Solid state photovoltaic cell sensitized with a ruthenium bipyridyl complex, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, K.G.U. Wijayantha, and V.P.S. Perera, J. Phys. D: Appl. Phy., 31 (1998) 1492-1496 .
  29. Nano-porous solid-state photovoltaic cell sensitized with tannin, K. Tennakone, G.R.R.A. Kumara, K.G.U. Wijayantha, I.R.M. Kottegoda, V.P.S. Perera and G.M.L.P. Aponsu, Semicond. Sci. Technol., 13 (1998) 134-138
  30. Deposition of thin conducting films of CuI on glass, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, G.M.L.P. Aponsu and K.G.U. Wijayantha, Solar Energy Materials and Solar Cells, 55 (1997) 283-289
  31. A nano-porous solid-state photovoltaic cell sensitized with copper chlorophyllin, K. Tennakone, G.R.R.A. Kumara, K.G.U. Wijayantha, I.R.M. Kottegoda, V.P.S. Perera and G.M.L.P. Aponsu, J Photochem. Photobiol. A: Chem., 108  (1996) 175-177

Publications in Refereed Journals

  1. C.N. Nupearachchi and V.P.S. Perera, (2014) Dielectric properties of composite films made from Ti(IV) oxide and magnesium Oxide, OUSL Journal Vol. 7, (Pg 67 -75).
  2. R.C.L. De Silva, M.T.V.P. Jayawardana, V.P.S. Perera, I.P.L. Jayarathna and S.R.D. Rosa, (2014) Sodium nickel nanoporous cathodes used for sodium-ion rechargeable batteries, Sri Lanka Journal of Physics, Vol. 15, pg 19 – 29.
  3. Enhanced photovoltaic effects of dye-sensitized solar cells of SnO2 surface modified with gold nano particles GLMP Aponsu, RCL De Silva, VPS Perera, Sri Lanka Journal . of Physics, Vol 9, 27-34 (2008).

Abstracts/Presentationsƒ?? at International Symposia

  1. R.C.L. De Silva and V.P.S. Perera,Utilization of nanoporous TiO2 Films as Active Anodes of Sodium-ion Rechargeable Battereies, 4th International Symposium of Sabaragamuwa University of Sri Lanka, (11th-12th January 2013), Pg 85.
  2. Use of surface plasmon resonance of gold nanoparticles in the efficiency enhancement of dye sensitized solar cells with TiO2, T.R.C.K.  Wijayarathna, Y.P.Y.P. Ariyasinghe, G.K.R. Senadeera, V.P.S. Perera,  C.A. Thotawatthage , Solar Asia 2013,Conference proceedings , University of Malaya, KL, Malysia (22-24August 2013) p 123-130.
  3. C.H. Manathunga and V.P.S. Perera,Polly Aniline as a Hole Conductor in Dye-sensitized Solid-state Solar Cells, 4th International Symposium of Sabaragamuwa University of Sri Lanka, (11th-12th January 2013), Pg 96
  4. Nupearachchi, C.N., Thotawatthage, C.A., Senadeera, G.K.R. and Perera, V.P.S. Comparison of Natural Pigments in Black Tea and Green Tea with DSSCs, Proceedings of Solar Asia 2011 International Conference (July 2011), pg 241 – 245
  5. Nupearachchi, C.N., Wijayarathna, T.R. C. K. and Perera, V.P.S. Utilization of Natural Pigment Extracted from Henna Leaf in Combination with Gelatine as a Sensitizer in Photoelectrochemical  Solar Cells , Proceedings of Solar Asia 2011 International Conference (July 2011), pg 236 – 240
  6. Enhancement of the photovoltaic properties of dye-sensitized solar cells by incorporation of gold nano-particles to SnO2 films, G.L.M.P. Aponsu and V.P.S. Perera, Third International Symposium of Sabaragamuwa University of Sri Lanka, August, 2010. ings of Solar Asia 2011 International Conference (July 2011), pg 236 – 240
  7. Solid-state dye sensitized photocells fabricated with nanocrystalline SnO2 covered with a thin layer of MgO, V.P.S. Perera, G.K.R. Senadeera, K. Tennakone, S. Ito, Y. Wada and S. Yanagida, 14 th international conference on photochemical conversion and storage of solar energy, August 4 -9, 2002, Sapporo, Japan. 
  8. The effect of aluminium on photocurrent increment in dye sensitized photoelectrochemical cells based on nanocrystalline SnO2 films, V.P.S.Perera, G.K.R.  Senadeera and K. Tennakone, Third Asian photochemistry conference (APC-2002) 6 -11 January, Mumbai, India

 Abstracts/Presentations ƒ??at Local Symposia

  1. L.M.M. De Silva, G.M.L.P. Aponsu, Vijanaka  Fernando, J.C.N. Rajendra, V.P.S. Perera, (November 27 & 28, 2014) Performance of dye-sensitized solar cells coated with an ultra thin layer of sio2 around sno2 particles, Proceedings of Annual Academic  Sessions of Open University of Sri Lanka, pg 324-327
  2. R.M.S. Virajini, V.P.S. Perera and J.C.N. Rajendra, (March 22, 2014) Physical Properties and Content of Silica in Different Varieties of Rice Husk Found in Sri Lanka, Proceedings of 30th Technical Sessions of Institute of Physics Sri Lanka, pg 105-110
  3. R.M.S. Virajini, V.P.S. Perera and J.C.N. Rajendra, Characterization of Silica Extracted from Post Harvest Residue, OUSL Annual Academic Sessions 2013 (27th and 28th of November 2013), pg 1382 -1386.
  4. C.H. Manathunga and V.P.S. Perera, Impedance Spectroscopic Analysis of Poly Aniline Films for Photovoltaic Applications. OUSL Annual Academic Sessions 2013(27th and 28th of November 2013), pg 1365 -1368.
  5. R.C.L. De Silva, V.P.S. Perera and S.R.D. Rosa, Utilization of thermally synthesized NaCoO2 in Cathodes of Sodium ion rechargeable Batteries. OUSL Annual Academic Sessions 2013 (27th and 28th of November 2013), pg 1357 -1360.
  6. N.F. Ajward, L.A.N. Deshapriya, C.H. Manathunga, D.L.N. Jayathilaka and V.P.S. perera, Copper iodide as the hole transport layer in bulk heterojunction organic photovoltaics, OUSL Annual Academic Sessions 2013 (27th and 28th of November 2013), pg 1361 -1364.
  7. C. H. Manathunga and V.P.S. Perera, Quasi-solid state dye sensitized solar cells constructed using PEDOT:PSS as the hole conductor, Proceedings of 28th Technical Sessions of Institute of Physics Sri Lanka, 29 (March 31, 2013) 23-27.
  8. R.C.L. De Silva, V.P.S. perera and S.R.D. Rosa, Synthesis and characterization of NaxMnO2 as positive electrodes materials for sodium-ion batteries, OUSL Annual Academic Sessions 2012 (27th and 28th of February 2013), pg 206 -209. language:AR-SA’>Proceedings of 28th Technical Sessions of Institute of Physics Sri Lanka, 29 (March 31, 2013) 23-27.
  9. C.H. Manathunga, N.F. Ajward, L.A.N Deshapriya and V.P.S. Perera, Quasi –solid dye sensitized solar cell with poly(3-hexylthiophene) as a hole conductor, OUSL Annual Academic Sessions 2012 (27th and 28th of February 2013), pg 226 -229.
  10. De Silva R.C.L. and Perera V.P.S., Synthesis and Characterization of Sodium Cobolt Oxide Nanostructures for Sodium –ion Batteries, 13th Annual Research Symposium, University of Kelaniya, ( 22-23 November 2012), pg 32-33.
  11. Nupearachchi, C.N and Perera, V.P.S. Characterization of Composite Films Made from Tin(IV) Oxide and Aluminium Oxide with Impedance Spectroscopy, Proceedings of 28th Technical Sessions of Institute of Physics Sri Lanka (31st March 2012), pg 09- 14. ndFragment–> :AR-SA’>Proceedings of 28th Technical Sessions of Institute of Physics Sri Lanka, 29 (March 31, 2013) 23-27.
  12. M. R. Nishantha, V.P.S. Perera, Sensitization of photoelectrochemical solar cells with a natural dye extracted from Kopsia flavida fruit. Proceedings of 28th Technical Sessions of Institute of Physics Sri Lanka (31st March 2012), pg 54- 58. mso-spacerun:yes’
  13. Nupearachchi, C.N., Thotawatthage, C.A., Senadeera, G.K.R. and Perera, V.P.S. Comparison of Flavonoids in Black Tea and Green Tea as Sensitizers in Dye Sensitized Solar Cells, Proceedings of Young Scientists Forum Symposium 2011 (27th January 2012), pg 18
  14. Nupearachchi, C.N. and Perera, V.P.S. Characterization of Composite Films Made from Tin(IV) Oxide and Titanium(IV)  Oxide with Impedance Spectroscopy, Proceedings of 7th OUSL Annual Academic Sessions 2011 (14th and 15th of September 2011), pg 253 -256
  15. Nupearachchi, C.N. and Perera, V.P.S. Utilization of Natural Henna in Combination with Black Tea as a Sensitizer in Dye Sensitized Solar Cells , Proceedings of 7th OUSL Annual Academic Sessions 2011 (14th and 15th of September 2011), pg 249 -252 /span
  16. Perera, B. K. S. , Nupearachchi, C.N and Perera, V.P.S. Utilization of a Natural Pigment Extracted from Nilkatarolu Flowers as a Sensitizer in Photoelectrochemical Solar Cells, Proceedings of 27th Technical Sessions of Institute of Physics Sri Lanka (IPSL) (26th March 2011), pg 37- 41
  17. Nupearachchi, C.N and Perera, V.P.S. Characterization of Composite Films Made from Tin(IV) Oxide and Zinc Oxide with Impedance Spectroscopy, Proceedings of 27th Technical Sessions of Institute of Physics Sri Lanka (IPSL) (26th March 2011), pg 26- 31
  18. L. R. Gallege, Y.P.Y.P. Ariyasinghe and V.P.S. Perera, Degradation of Dye-sensitized Solar Cells due to Formation of Surface States in the Semiconductor Film, Proceedings of 27th Technical Sessions of Institute of Physics Sri Lanka (IPSL) (26th March 2011)
  19. Utilization of natural henna as a sensitizer in photoelectrochemical solar cells, C.N. Nupearachchi, T.R.C.K.Wijayarathna and V.P.S. Perera, 66th annual scientific sessions of Sri Lanka Association for the Advancement of Science-2010.
  20. Composite Photoelectrode Made from Oxides of Tin and Zinc with Zinc Stannate Buffer Layer for Dye-Sensitized Solar Cells, M.R.Nishantha and V.P.S.Perera, 26th technical sessions of Institute of Physics Sri Lanka, March, 2010.
  21. Electroplated nickel grids for dye-sensitized photo electrochemical solar panels, M. R. Nishantha, V.P.S. Perera, T.R.C.K.Wijayarathna and Y.P.Y.P.Ariyasinghe, 65th annual scientific sessions of Sri Lanka Association for the Advancement of Science-2009.
  22. Introduction of an electrolytic topping up bath to dye-sensitized photo electrochemical solar cells, M. R. Nishantha and V.P.S. Perera, 25th technical sessions of Institute of Physics Sri Lanka, March, 2009. -font-style:normal’> Proceedings of 27th Technical Sessions of Institute of Physics Sri Lanka (IPSL) (26th March 2011)
  23. Use of electrolytes with I3-/ I- redox couple as UV filter of dye sensitized solar cells, M R Nishantha and V P Susira Perera, 64th annual scientific sessions of Sri Lanka Association for the Advancement of Science-2008.
  24. Electron kinetics of dye-sensitized Solar cells made from Al2O3 coated SnO2 nanocrystalline films, R Chinthaka L De Silva, Lalantha S.G.Liyanage, V P Susira Perera, 64th annual scientific sessions of Sri Lanka Association for the Advancement of Science-2008.
  25. Study of charge transport and carrier lifetime in dye-sensitized solar cells made from gold particle embedded SnO2 films, R Chinthaka L De Silva, L S G Liyanage and V P Susira Perera, 24st technical sessions of Institute of Physics Sri Lanka, March, 2008
  26. Electron kinetics study of dye-sensitized Solar cells made from MgO coated SnO2 nanocrystalline films, R Chinthaka L De Silva, V P Susira Perera, 63rd annual scientific sessions of Sri Lanka Association for the Advancement of Science.
  27. Comparison of dye-sensitized photo electrochemical cell and solid-state cell: Studies of charge transport and carrier lifetime, V P Susira Perera, L S G Liyanage, R Chinthaka L De Silva, 63rd annual scientific sessions of Sri Lanka Association for the Advancement of Science.
  28. Deposition of Pt and Au quantum dots on TiO2 nanoparticles: study of ballistic electron transport with dye-sensitization. V P S Perera and L S G. Liyanage, 62nd annual scientific sessions of Sri Lanka Association for the Advancement of Science.
  29. Effect of Cu2-xO quantum particles on TiO2 films of Dye-sensitized solar cells. M K I Senevirathna, L S G LIyanage and V P S Perera, 62nd annual scientific sessions of Sri Lanka Association for the Advancement of Science.
  30. Deposition of Quantum Dot Shell on Semiconductor Particles: A Strategy to suppress Recombination in Dye-sensitized Solar Cells based on ZnO, P.K.D.D.P. Pitigala, M.K.I. Senevirathne, L.S.G. Liyanage and V.P.S. Perera, 61st annual sessions of Sri Lanka Association for the Advancement of Science.
  31. Photovoltaic Effects of Dye Deposited Metal Electrodes in Electrolytic Media, E.V.A. Premalal and V.P.S. Perera, 1st technical sessions of Institute of Physics Sri Lanka, March, 2005.
  32. Sacrificial photoreduction of water with Cu2O coated TiO2, M K I Senevirathna, P K D D P Pitigala and V P S Perera, 59 th annual sessions of the Sri Lanka Association for Advancement of Science (2004)
  33. Efficient dye-sensitized solar cell with dye-semiconductor multilayers, V.P.S. Perera, P.K.D.D.P. Pitigala, M.K.I. Senevirathne, 20 th technical session of institute of physics Sri lanka, March 20, 2004
  34. Study of conductivity of p-CuSCN doped with halides, V.P.S. Perera, 59 th annual sessions of the Sri Lanka Association for Advancement of Science (2003)
  35. Surface trap mediated recombinations in dye-sensitized solid-state solar cell with CuI as hole collector, V.P.S. Perera and K. Tennakone, 19 th technical session of institute of physics Sri lanka, March 22, 2003
  36. Suppression of electron hole recombination in dye sensitized photocells by capsulating SnO2 particles with MgO thin shell, V.P.S. Perera and G.K.R. Senadeera, 18 th technical session of institute of physics Sri lanka, March 16, 2002
  37. The photoelectric response of nanocrystalline TiO2 electrode sensitized by electrodeposited C60 films with hole collecting inorganic semiconductor CuCNS, G.K.R. Senadeera and V.P.S. Perera, 18 th technical session of institute of physics Sri lanka, March 16, 2002
  38. Dye sensitized polymeric photoelectrochemical cells with SnO2/ZnO electrode, G.K.R. Senadeera, V.P.S. Perera, I.R.M. Kottegoda, L.A.A. De Silva and K. Tennakone, Proceedings of the workshop on low cost electronic materials and solar cells. 4-5 March 1999 Peradeniya, Sri Lanka
  39. Sensitization of nanoporous film consisting of oxides of tin and Zinc and construction of a dye sensitized photoelectrochemical cell, K. Tennakone V.P.S. Perera, L.A.A. De Silva and I.R.M. Kottegoda, Proceedings of the workshop on low cost electronic materials and solar cells. 4-5 March 1999 Peradeniya, Sri Lanka nakone Proceedings of the workshop on low cost electronic materials and solar cells. 4-5 March 1999 Peradeniya, Sri Lanka
  40. The photostability of Dye-sensitized solid-state photovoltaic cell: Nano-porous n-TiO2/Cyanidin/CuI, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, K.G.U. Wijayantha, V.P.S. Perera and G.M.L.P. Aponsu, Proceedings of the workshop on low cost electronic materials and solar cells. 5-6 March 1997 Colombo, Sri Lanka Proceedings of the workshop on low cost electronic materials and solar cells. 4-5 March 1999 Peradeniya, Sri Lanka
  41. Copper chlorophyllin sensitized nano-porous solid-state photovoltaic cell, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, K.G.U. Wijayantha, V.P.S. Perera and G.M.L.P. Aponsu, Proceedings of the workshop on low cost electronic materials and solar cells. 5-6 March 1997 Colombo, Sri Lanka
  42. Suppression of recombinations in dye sensitized photo electrochemical cells based on SnO2 films coated with a thin layer of Aluminium oxide, K. Tennakone and V.P.S. Perera, 55 th annual sessions of the Sri Lanka Association for Advancement of Science (1999)
  43. Characteristics of quasi photoelectrochemical cells with SnO2/Zno and TiO2 films, K. Tennakone, G.K.R. Senadeera, V.P.S. Perera, I.R.M. Kottegoda and L.A.A. De Silva, 55 th annual sessions of the Sri Lanka Association for Advancement of Science (1999)
  44. Nano-porous n-TiO2/selenium/p-CuCNS photovoltaic cell, K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and G.L.M.P. Aponsu, 54 th Annual sessions of the Sri Lanka Association for the Advancement of Science (1998)
  45. Sensitization of ZnO photoanode by ruthenium bipyridyl complex, K.Tennakone, G.R.R.A.Kumara, I.R.M.Kottegoda, V.P.S. Perera, and P.S.R.S.Weerasundara, 54 rd Annual sessions of the Sri Lanka Association for the Advancement of Science (1998)
  46. Sensitization of nano-porous film of TiO2 with Santalin (red sandalwood pigment) and construction of dye-sensitized solid-state photovoltaic cell (abstract). K.Tennakone, G.R.R.A.Kumara, I.R.M. Kottegoda, V.P.S. Perera, and P.S.R.S.Weerasundara, In: Proceeding of the 54 rd Annual sessions of the Sri Lanka Association for the Advancement of Science (1998)
  47. A nano-porous solid-state photovoltaic cell sensitized with Delphinidin, K. Tennakone, G.M.L.P. Aponsu, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and K.G.U. Wijayantha, 53 rd Annual sessions of the Sri Lanka Association for the Advancement of Science (1997)
  48. A nano-porous solid-state photovoltaic cell sensitized with Tannin, K. Tennakone, I.R.M. Kottegoda, G.R.R.A. Kumara, K.G.U. Wijayantha, V.P.S. Perera, G.M.L.P. Aponsu,53 rd Annual sessions of the Sri Lanka Association for the Advancement of Science (1997)

 

Ongoing Research:

1. Development of Dye sensitized solid state solar cells

2. Investigations on sodium ion rechargeable batteries

3. Studies on nanostructured composite materials for solar cells and power storage devices

 

Research Supervisions:
  1. R.C.L. de Silva (M.Phil degree; Completed: 01.08.2010)Title:  Study of electron transport in nano-composite semiconductor films of dye-sensitized photovoltaic cells with intensity modulated    potovoltage and photocurrent spectroscopy
  2. M.R. Nishantha (M.Phil degree; Completed: 12.05.2012)Title: A study on the conversion of dye-sensitized solar cells into practically viable devices
  3. .N. Nupearachchi (M.Phil degree; Completed: 01.12.2012)Title: Characterization of Composite Electrodes of Dye Sensitized Solar Cells Using Impedance Spectroscopic Analysis
  4. T.R.C.K Wijayarathna (M.Phil degree; Completed: 01.04.2013)

    Title: Metal Nanoparticle Impregnable Semiconductor Nanostructures: Plasmon Effects and Applications in Solar Cells

  5. C.H. Manatunga (M.Phil degree; Completed: 30.05.2014)Title: Nano-structured p-type hole conductors: Applicable in solid state dye-sensitized solar cells

     

     

Publications:

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