Publications
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Li-ION BATTERIES AND GRAPHENE (SCI Publications)
- Vimukthi Jayaweera, W.L.N.C. Liyanage, R.C.L. De Silva, S.R.D. Rosa and I.R.M. Kottegoda, Reduced graphene oxide/SnO2/Polyaniline ternary composite for high-performance supercapacitors, (2021) Material Science Research (MSRI), 18(2), 206-2163
- D. S. M. Perera, R. C. L. De Silva, L. D. C. Nayanajith, H.C.D.P. Colombage, T.S. Suresh, W.P.K.M. Abeysekera, I. R. M. Kottegoda, Anti-Inflammatory and Antioxidant Properties of Coffea Arabica/Reduced Graphene Oxide Nanocomposite Prepared by Green Synthesis, Material Sci. Research India 18(3) (2021)
- C.H. Manoratne, S.R.D. Rosa, I.R.M. Kottegoda (2017) XRD-HTA, UV visible, FTIR and SEM interpretation of reduced graphene oxide synthesized from high purity vein graphite, 14 (1)19-30.
- P. Kumarathilaka, V. Jayaweera, H.Wijesekara I. R. M. Kottegoda, S. R. D. Rosa, and M. Vithanage Insights into starch coated nanozero valent iron-graphene composite for Cr(VI) removal from aqueous medium P. Kumarathilaka, V. Jayaweera, HasinthaWijesekara, Journal of Nanomaterials (2016) 1-10.
- Iresha R. M. Kottegoda, X. Gao, L.C.D. Nayanajith, C.H. Manorathne, J-Z. Wang and H-K. Liu, Yossi Gosef 2015. Comparison of Few-layer Graphene Prepared from Natural Graphite through Fast Synthesis Approach. J. Material Science & Technol. 31: 907–912
- Iresha R.M. Kottegoda, N. H. Idris, L. Lu, J.-Z. Wang and H.-K. Liu 2011. Synthesis and Characterization of Graphene-Nickel Oxide Nanostructures for Fast Charge-Discharge Application. Electrochimca Acta 56 : 5815–5822
- Iresha R.M. Kottegoda, Zhumabay Bakenov, Hiromasa Ikuta, Yoshiharu Uchimoto, and Masataka Wakihara 2005. Electrochemical Performance of Lithium Polymer Battery Based on PC/ polymer Borate Ester Plasticizers ECS. Solid-State Lett. 8(1):A30-33
- Iresha R.M. Kottegoda, Zhumabay Bakenov, Hiromasa Ikuta, Yoshiharu Uchimoto, and Masataka Wakihara 2005. Electrochemical Performance of Lithium Polymer Battery Based on PC/ polymer Borate Ester Plasticizers ECS. Solid-State Lett. 8(1):A30-33
- Iresha R.M. Kottegoda, Y. Kadoma, H. Ikuta, Y. Uchimoto, and M. Wakihara 2005. High rate capable lithium-ion battery based on surface-modified natural graphite anode and substituted spinel cathode for hybrid electric vehicles. J. Electrochem.Soc. 152 (8): A1595-99.
- Iresha R.M. Kottegoda, Z. Bakenov and M. Wakihara 2005. Stability of Lithium Polymer Battery Based on Substituted spinel cathode and PEG-Borate Ester/PC based Plasticizers. J. Electrochem. Soc. 152 (8): A1533-8.
- Shota Kobayashi, Iresha R.M. Kottegoda, Y. Uchimoto, and M. Wakihara 2004. XANES and XSAFs analysis of nano-sized manganese dioxide as a cathode material for Li-ion batteries. J. Mater. Chem. 14: 1843-8.
- I.R.M. Kottegoda, Y.oshihiro Kadoma, H. Ikuta, Y. Uchimoto, and Masataka Wakihara 2002. Enhancement of Rate Capability in Graphite Anode by Surface Modification with Zirconia. Electrochem. Solid-State Lett. 5(12): 1.
PHOTOVOLTAIC CELLS (SCI Publications)
- G.R.R.A. Kumara, K. Tennakone, I.R.M. Kottegoda, P.K.M. Bandaranayake, A. Kono, M. Okuya, S. Kaneko, K. Murakami 2003 Dye sensitized photo electrochemical cells made from nanocrystalline tin (iv) oxide composite films. J. Electron. Mater. 18: 312.
- K. Tennakone, V.P.S. Perera, I.R.M. Kottegoda, L.A.A.De Silva, G.R.R.A.Kumara 2000. 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. J. Electron. Matter. A. Konno 30 (8): 992-996.
- G.R.R.A. Kumara, A. Konno, I.R.M. Kottegoda, LA.A.De.Silva, K. Tennakone 2001. A dye-sensitized solid state photovoltaic cell made from a nanocrystalline film of TiO2 coated with Al2O3. Semicond. Sci. Technol. 30: 992.
- K.Tennakone, G.K.R.Senadeera, D.B.R.A.De Silva, I.R.M. Kottegoda 2000. Highly stable dye sensitized solid state solar cell with the semiconductor 4CuBr.3S(C4H9)2 as the hole collector. App. Phys .lett. 77(15): 2367.
- K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera 1999. An efficient dye-sensitized solar cell made from oxides of tin and zinc, Chem. Commun. 15.
- K. Tennakone, V.P.S.Perera, I.R.M. Kottegoda and G.R.R.A. Kumara 1999. Dye-sensitized solid-state photovoltaic cells based on composite zinc oxide/tin(IV) oxide films. J. Phys. D: Appl. Phys. 32 (4): 374.
- K. Tennakone, I.R.M. Kottegoda, L.A.A.De Silva and V.P.S. Perera 1999. The possibility of ballistic electron transport in dye-sensitized semiconductor nanocrystalline particle aggregates. Semicond. Sci. Technol. 14: 1.
- K. Tennakone, G.K.R. Senadeera, V.P.S. Perera, I.R.M. Kottegoda, and L.A.A.De Silva 1999. Dye-sensitized photoelectrochemical cells based on porous SnO2//ZnO composite and TiO2 films with a polymer electrolyte, Chem. Mater. 11: 9.
- K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and G.M.L.P. Aponsu 1998. Nano-porous n-TiO2/selenium/p-CuCNS photovoltaic cell, Physics D: Applied Physics. 31: 2326.
- K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, V.P.S. Perera, and P.S.R.S. Weerasundara 1998. Sensitization of nano-porous films of TiO2 with santalin (red sandal Wood pigment) and construction of dye-sensitized solid-state photovoltaic cells, J. Photochem. & Photobiol. A: Chem 117: 137.
- 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 1998. Nano-porous solid-state photovoltaic cell sensitized with tannin. Semiconduct. Sci. Technol. 12: 1-5 .
- K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda, K.G.U. Wijayantha, and V.P.S. Perera 1998. Solid state photovoltaic cell sensitized with a ruthenium bipyridyl complex. Physics D: Applied Physics, 31(12): 1492.
- K. Tennakone, G.R.R.A. Kumara, I.R.M. Kottegoda 2003. The photostability of dye-sensitized solid-state photovoltaic cells: factors determining the stability of the pigment in the cell, nano-porous n-TiO2/cyanidin/p-CuI, Semiconduct. Sci. Technol. 12: 128-132.
- 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 1997. Depostion of thin conducting films of CuI on glass. Solar Energy Materials and Solar Cells, 55: 283.
- 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 1996. A nano-porous solid-state photovoltaic cell sensitized with copper chlorophyllin. J. Photochem. Photobiol. 108: 175-177.
PHOTOCATALYTIC WATER PURIFICAION AND OTHER (SCI Publications)
- A.I.R. Wickramasuriya, R.C.W. Arachchige, I. R. M. Kottegoda, Characterization and Modification of Clay for Removal of Drinking Water Hardness. Material Sci. Res. MSRI; (2021), 18(3) 317-331.
- B.T. Perera, R.M.H. Rajapaksha, R.C.W. Arachchige, I.R.M. Kottegoda, Cost-effective and non-toxic method to modify clay to increase the hardness adsorption capacity of clay, International Journal of Chemical Science, 4(1) 22-27 (2020).
- M. D. Y. Milani, D. S. Samarawickrama, G. P. C. A. Dharmasiri & I. R. M. Kottegoda 2016. Study the structure, morphology, and thermal behavior of banana fiber and its charcoal derivative from selected banana varieties, Journal of natural fibers, 13 ( 3): 332–342
- I.R.M. Kottegoda, H.C.D.P. Colomboge, K.S.P. Karunadasa, D.S. Samarawickrama, C.H. Manorathne 2013. An efficient Reactor for Purification of Domestic Water Using Solar Energy, International Journal of Energy Engineering, 3 (3): 93-98
- G.R.R.A. Kumara, F.M.S. Sultanbawa, V.P.S. Perera, I.R.M. Kottegoda, K. Tennakone 1998. Continuous flow photochemical reactor for solar decontamination of water using immobilized TiO2, Solar Energy Materials and Solar Cells 58: 167.
- K. Tennakone, C.T.K. Thilakaratna, I.R.M. Kottegoda, 1996. Photomineralization of carbofuran by TiO2 supported catalysts. Water Research (IWAQ): 31: 1909 .
- K. Tennakone, C.T.K. Thaminimulla, I.R.M. Kottegoda 1995. Photocatalytic degradation of organic contaminants in water with TiO2 supported on polythene films. J. Photochem. Photobiol. A: Chem, 87: 177-179.
- K. Tennakone, I.R.M. Kottegoda, 1995.J. Photochem. Photobiol. A: Chem Photocatalytic Mineralization of Paraquat dissolved in water by TiO2 supported on polythene. 93: 79-81.
- M.D.R. De Costa, R.C.L. De Silva, L.D.C. Nayanajith, H.C.D.P Colombage, I.R.M. Kottegoda, S.R.D. Rosa, Electrical performance and material characterization of reduced graphene oxide (rGO)/ titanium dioxide (TiO2) composite for supercapacitors, Sri Lankan Journal of Physics (IPSL), 22(2) (2021) 1-12
- M. P Viyanage, T. R. T Manage, R.C.L De Silva, L.D.C Nayanajith, M.D.Y. Milani and I.R.M Kottegoda, Mechanical property evaluation of natural rubber/ vein graphite composites,Sri Lankan Journal of Physics (IPSL), 22 (2021)29-39
- M.P Vithanage, T.R.T. Manage, R.C.L. De Silva, L.D.C. Nayanajith, M.D.Y. Milani and I.R.M Kottegoda, Mechanical property evaluation of natural rubber/ vein graphite composites, Sri Lankan Journal of Physics (IPSL), 22 (2021)29-39
LOCAL PUBLICATIONS ( Peer Reviewed Journals)
- M.D.R. De Costa, R.C.L. De Silva, L.D.C. Nayanajith, H.C.D.P Colombage, I.R.M. Kottegoda, S.R.D. Rosa, 2021. Electrical performance and material characterization of reduced graphene oxide (rGO) / titanium dioxide (TiO2) composite for supercapacitors, Sri Lankan Journal of Physics 22-2 (2021) 1-12.
- M. P Viyanage, T. R. T Manage, R.C.L De Silva, L.D.C Nayanajith, M.D.Y. Milani and I.R.M Kottegoda, Mechanical property evaluation of natural rubber/ vein graphite composites, Sri Lankan Journal of Physics (IPSL), 22 (2021)29-39
- M.D.R. De Costa, R.C.L. De Silva, L.D.C. Nayanajith, H.C.D.P Colombage, I.R.M. Kottegoda, S.R.D. Rosa, 2018, Fabrication and characterization of rGO / PANI / TiO2 composite as an electrode material for supercapacitors, Journal of the SLAAS [JSLAAS, 1 (2018) 50-60]
- M.D.R. De Costa, R.C.L. De Silva, L.D.C. Nayanajith, H.C.D.P Colombage, I.R.M. Kottegoda, S.R.D. Rosa, 2018. Electrical performance and material characterization of reduced graphene oxide (rGO) / titanium dioxide (TiO2) composite for supercapacitors, Sri Lankan Journal of Physics (Accepted].
- M.T.V.P. Jayaweera, R.C.L. De Silva, I.R.M. Kottegoda and S.R.D. Rosa 2014. Synthesis, characterization and ethanol vapor sensing performance of SnO2/Graphene composite films, Sri Lankan Journal of Physics. 15: 1-10
BOOK CHAPTERS
- I.R.M. Kottegoda, LDC Nayanajith X Gao, J. Wang, J-Z. Wang H-K Liu and Y. Gofer 2016. Synthesis and characteriazation of few-layer graphene from high purity Sri Lankan Vein graphite. Chapter 12, p185, published in Transferring Nanotechnology concept towards business perspectives, published by NAM S&T Center, Edited by S. Shimazu and S. Tursiloadi.
COMMUNICATIONS (International)
- V. Jayaweera, H. Wijesekara, S. Wijebahu, P. Kumarathilaka, I.R.M. Kottegoda, S.R.D. Rosa, M. Vithanage 2015. Starch coated nano-zero valent iron embedded graphene composite for chromium (VI) removal from aqueous solution, Proceedings of 4th Nanotoday conference, December in Dubai.-Oral Presentation
- I.R.M. Kottegoda 2013. Status of Nanotechnology in Sri Lanka. “International Workshop on Nanotechnology (IWoN)“, Serpong, Indonesia. Sri Lanka Representative-oral
- I.R.M. Kottegoda 2011. Status of Nanotechnology based value added products in Sri Lanka. “Expert Group Meeting on Nanotechnology”, held in Bangkok, Thailand. Sri Lanka Representative-oral presentation
- I.R.M. Kottegoda 2009. Updating present work of UNESCO Fellows. UNESCO Fellows Symposium, Tokyo Institute of Technology, Japan-Poster Presentation
- I.R.M. Kottegoda, Y. Kadoma, H. Ikuta, Y. Uchimoto, and M. Wakihara 2004. Improved rate properties of Li-ion battery consisting of ZrO2 modified graphite anode and substituted spinel cathode The 206th Electrochemical Society (ECS) Meeting in Honololu, Hawaii, U.S.A-Oral Presentation.
- I.R.M. Kottegoda, Yoshihiro Kadoma, Hiromasa Ikuta, Yoshiharu Uchimoto, and Masataka Wakihara 2004. Improvement of Cycle Stability and Rate Capability of Li-Ion Batteries. The 205th ECS Meeting in San Antonio, Texas, U.S.A-Poster Presentation.
- I.R.M. Kottegoda, Yoshihiro Kadoma, Hiromasa Ikuta, Yoshiharu Uchimoto, and Masataka Wakihara 2004. Improvement of Cycle Stability and Rate Capability of Li-Ion Batteries. 12th International Meeting on Lithium Batteries (IMLB), Nara, Japan Poster Presentation.
- I.R.M. Kottegoda, Y. Kadoma, H. Ikuta, Y. Uchimoto, and M. Wakihara 2003. Rate capability of zirconia modified graphite as an anode in Li-ion batteries. International Symposium of Reactivity of Solids (ISRS), Kyoto, Japan .-Oral Presentation
- I.R.M. Kottegoda, Zh. Bakenov, H. Ikuta, Y. Uchimoto, M. Wakihara 2003. New Borate Ester Based Polymer Electrolyte for Battery Applications. (Extended Abstract: The 204th ECS Meeting in Florida, U.S.A-Poster Presentation.
- I.R.M. Kottegoda, Y. Kadoma, H. Ikuta, Y. Uchimoto, and M. Wakihara 2002. Improvement of Cycleability and Rate property in Graphite Anode by Surface Modification with a Thin Layer of Zirconia. Extended Abstract: The 4th Meeting on Materials for Chemical Batteries in Japan-Oral Presentation.
LOCAL PROCEEDINGS (Other than SLAAS )
- M.D.R. De Costa, R.C.L. De Silva, L.D.C. Nayanajith, H.A.M.I.T. Hettiarachchi, S.R.D. Rosa and I.R.M. Kottegoda, 2018, Synthesis and Characterization of Reduced Graphene Oxide (rGO) / Titanium dioxide (TiO2) Composite Using Solar Simulator, 2018 Proceedings of the Technical Sessions, Institute of Physics – Sri Lanka, 34 : 100-106
- P. S. D. Perera, S. U. Adikarya , J.T.S.T. Jayawardena, I. R. M. Kottegoda and R. C. L. De Silva Study of changing flexural strength in Graphite based refractory bricks on firing at oxidative environment, Proceedings of the Technical Sessions, Institute of Physics – Sri Lanka, 34: 100-106
- G. K. W. Perera, R.C.L. De Silva, H.C.D.P. Colombage, I.R.M Kottegoda, L.D.C Nayanajith. 2018 Comparison of composites on reduced graphene oxide/ Ferric oxide with Reduced graphene oxide/Ferric oxide/Graphite as Anode materials of sodium ion rechargeable batteries. Proceeding of the Open University International Research Sessions (iOURS 2018)
- R.P.J. Niranjana, P.U.I. Samarawickrama, H.S.I. Fernando, D.D.N.B. Daya, I.R.M. Kottegoda 2017, Preparation of reduced Graphite Oxide (rGO) / Titanium Dioxide Nano Composites for Supercapacitors, Proceedings of the Technical Sessions, 33: 45-52 Institute of Physics – Sri Lanka
- H.S.I. Feranando, N.D.Bandara, D.D.N.B Daya, M.T.V.P. Jayaweera, I.R.M. Kottegoda 2016 Synthesis and Characterization of rGnO/Ni(OH)2 and rGnO/NiO Nano Composites, Proceedings of the Technical Sessions, 32: 17-22 17 Institute of Physics (IPSL)– Sri Lanka.
- M.T.V.P. Jayaweera, W.L.N.C. Liyanage, D.D.N.B Daya, S.R.D. Rosa, and I.R.M. Kottegoda 2016. Synthesis and Characterization of polyaniline/SnO2/ Graphene Nano Composites, Proceedings of the Technical Sessions, 32: 17-22 Institute of Physics (IPSL)– Sri Lanka
- M.T.V.P. Jayaweera, C.P.H. Rajapaksha, D.D.N.B. Daya, S.R.D. Rosa and I.R.M. Kottegoda 2015. Synthesis and characterization of Nano-particulate TiO2-Graphene composite Proceedings of the Technical Sessions, Institute of Physics – Sri Lanka, 31: 77-82.
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