G.R.A. Kumara

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K. TennakoneProfessor, National Institute of Fundamental Studies, Sri Lanka & Georgia State University, USA.Verified email at nifs.ac.lk
RMG RAJAPAKSE (B.Sc. honours, Ph....Senior Professor of Chemistry, University of PeradeniyaVerified email at pdn.ac.lk
Shoji KanekoSPD Laboratory, Inc.Verified email at spdlab.com
V.P. Susira PereraThe Open University of Sri LankaVerified email at ou.ac.lk
wijayanthaloughborough UniversityVerified email at lboro.ac.uk
Prof A.R. KumarasingheDepartment of Physics, University of Sri Jayewardenepura, Colombo,Sri LankaVerified email at sjp.ac.lk
Iresha KottegodaResearch Fellow at Industrial Technology InstituteVerified email at iti.lk
Prasad Manjusri SirimanneUva Wellassa University, Badulla , Sri LankaVerified email at uwu.ac.lk
E. N. JayaweeraUniversity of PeradeniyaVerified email at sci.pdn.ac.lk
E.V.A. PremalalFaculty of Technology, University of Sri Jayawardenepura.Verified email at sjp.ac.lk
Piyankarage Viraj Vishwakantha Jaya...Principal Scientist, SPD Laboratory Inc.Verified email at spd-lab.com
G. M. Lasantha AponsuSabaragamuwa University of Sri LankaVerified email at appsc.sab.ac.lk
Sampath RanasingheUniversity of QueenslandVerified email at uq.edu.au
Hsin-Hui Huang (Sonia)Japan Fine Ceramics CenterVerified email at jfcc.or.jp
oliver Ileperuma, O.Ileperuma, O.A.Ilep...Emeritus Professor of Chemistry, University of PeradeniyaVerified email at pdn.ac.lk
K.D.M.S.P.K. KumarasingheNational Institute of Fundamental Studies, Sri LankaVerified email at nifs.ac.lk
Dr. Mihira WanninayakeCourse Director/Senior Lecturer, Horizon Campus, Malabe, Sri LankaVerified email at horizoncampus.edu.lk
Masaru ShimomuraShizuoka UniversityVerified email at shizuoka.ac.jp
Punniamoorthy RavirajanBScHons(Physics)(Jaffna), PhD(London), Senior Professor of Physics, University of Jaffna, Sri LankaVerified email at univ.jfn.ac.lk
Prof V.P.S.PereraVerified email at ou.ac.lk

G.R.A. Kumara

Other namesG.R.R.A.Kumara, Gamaralalage Rajanya Asoka Kumara, G.R. Asoka Kumara

National Institute of Fundamental Studies, Kandy, Sri Lanka

Verified email at nifs.ac.lk - Homepage

Solar energy conversion Energy storage (supercapacitors) Nanotechnology


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A dye-sensitized nano-porous solid-state photovoltaic cell . K. Tennakone, G. R. R. A. Kumara, A. R. Kumarasinghe, K. G. U. Wijayantha ... Semicond. Sci. Technol. 10, 1689-1693, 1995	625	1995
An efficient dye-sensitized photoelectrochemical solar cell made from oxides of tin and zinc IRMKVPSP K. Tennakone,* G. R. R. A. Kumara Chemical Communications, 15-16, 1999	388	1999
Dye-sensitized solar cell with the hole collector p-CuSCN deposited from a solution in n-propyl sulphide G Kumara, A Konno, GKR Senadeera, PVV Jayaweera, D De Silva, ... Solar Energy Materials and Solar Cells 69 (2), 195-199, 2001	323	2001
Structural evolution of hydrothermally derived reduced graphene oxide HH Huang, KKH De Silva, GRA Kumara, M Yoshimura Scientific reports 8 (1), 6849, 2018	322	2018
Dye-sensitized solid-state solar cells: use of crystal growth inhibitors for deposition of the hole collector GRA Kumara, A Konno, K Shiratsuchi, J Tsukahara, K Tennakone Chemistry of Materials 14 (3), 954-955, 2002	315	2002
A solid-state photovoltaic cell sensitized with a ruthenium bipyridyl complex K Tennakone, G Kumara, IRM Kottegoda, KGU Wijayantha, VPS Perera Journal of Physics D: Applied Physics 31 (12), 1492, 1998	282	1998
Fabrication of Dye-sensitized Solar cells Using Triethylamine Hydrothiocyanate as a CuI Crystal Growth Inhibitor SKMO G. R. A. Kumara, K. Tennakone Langmuir 18, 10493, 2002	280	2002
Shiso leaf pigments for dye-sensitized solid-state solar cell GRA Kumara, S Kaneko, M Okuya, B Onwona-Agyeman, A Konno, ... Solar Energy Materials and Solar Cells 90 (9), 1220-1226, 2006	244	2006
Enhanced efficiency of a dye-sensitized solar cell made from MgO-coated nanocrystalline SnO2 K Tennakone, J Bandara, PKM Bandaranayake, GRA Kumara, A Konno Japanese Journal of Applied Physics 40 (7B), L732, 2001	213	2001
Dye-sensitized solid state photovoltaic cell based on composite zinc oxide/tin (IV) oxide films K Tennakone, VPS Perera, IRM Kottegoda, G Kumara Journal of Physics D: Applied Physics 32 (4), 374, 1999	197	1999
Nanoporous TiO2 photoanode sensitized with the flower pigment cyanidin K Tennakone, AR Kumarasinghe, G Kumara, KGU Wijayantha, ... Journal of photochemistry and photobiology A: chemistry 108 (2-3), 193-195, 1997	164	1997
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 Kumara, K Tennakone, VPS Perera, A Konno, S Kaneko, M Okuya Journal of Physics D: Applied Physics 34 (6), 868, 2001	156	2001
Stability of the SnO2/MgO dye-sensitized photoelectrochemical solar cell MKI Senevirathna, P Pitigala, EVA Premalal, K Tennakone, GRA Kumara, ... Solar Energy Materials and Solar Cells 91 (6), 544-547, 2007	154	2007
Dye-sensitized solid-state solar cells made from magnesiumoxide-coated nanocrystalline titanium dioxide films: enhancement of the efficiency GRA Kumara, M Okuya, K Murakami, S Kaneko, VV Jayaweera, ... Journal of Photochemistry and Photobiology A: Chemistry 164 (1-3), 183-185, 2004	146	2004
Efficient photosensitization of nanocrystalline TiO2 films by tannins and related phenolic substances K Tennakone, G Kumara, AR Kumarasinghe, PM Sirimanne, ... Journal of Photochemistry and Photobiology A: Chemistry 94 (2-3), 217-220, 1996	143	1996
Nanoporous n-/selenium/p-CuCNS photovoltaic cell K Tennakone, G Kumara, IRM Kottegoda, VPS Perera, G Aponsu Journal of Physics D: Applied Physics 31 (18), 2326, 1998	129	1998
Deposition of thin conducting films of CuI on glass K Tennakone, G Kumara, IRM Kottegoda, VPS Perera, G Aponsu, ... Solar Energy Materials and Solar Cells 55 (3), 283-289, 1998	128	1998
Sensitization of nano-porous films of TiO2 with santalin (red sandalwood pigment) and construction of dye-sensitized solid-state photovoltaic cells K Tennakone, G Kumara, IRM Kottegoda, VPS Perera, P Weerasundara Journal of Photochemistry and Photobiology A: Chemistry 117 (2), 137-142, 1998	127	1998
TiO₂ Surface Treatment Effects by Mg²⁺, Ba²⁺, and Al³⁺ on Sb₂S₃ Extremely Thin Absorber Solar Cells K Tsujimoto, DC Nguyen, S Ito, H Nishino, H Matsuyoshi, A Konno, ... The Journal of Physical Chemistry C 116 (25), 13465-13471, 2012	119	2012
Dye-sensitized composite semiconductor nanostructures K Tennakone, PKM Bandaranayake, PVV Jayaweera, A Konno, ... Physica E: Low-dimensional Systems and Nanostructures 14 (1-2), 190-196, 2002	108	2002

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