Search Results - "Sirimanne, P.M"

An enhancement of photo-performance of dye sensitized solid-state cell by avoiding formation of dye aggregates by Sirimanne, P.M., Buddhapriya, A.N.

“…Aggregation of indoline dye molecules was found to be decreasing performance of dye-sensitized solar cells. The effect of spacers which minimize formation of…”
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Multi-dye coated electrodes for solid state TiO2|dye|p-semiconductor solar cells by Sirimanne, P.M., Perera, V.P.S.

“…Dyes and pigments absorb unique portion of visible light. Solvatochromic behavior and formation of monomers and aggregations are characteristics features of…”
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Contribution of H-aggregated dye molecules in photocurrent generation of solid-state TiO2|pyrogallol red|CuI solar cell by SIRIMANNE, P. M

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Characterization of transparent conducting CuI thin films prepared by pulse laser deposition technique by Sirimanne, P.M, Rusop, M, Shirata, T, Soga, T, Jimbo, T

“…Thin films of CuI were prepared by pulse laser deposition technique and their characteristics are studied. These films exhibited optical transmittance over 80%…”
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Towards an all-polymer cathode for dye sensitized photovoltaic cells by Sirimanne, P.M., Winther-Jensen, B., Weerasinghe, H.C., Cheng, Yi-Bing

“…Highly conducting conjugated polymer composite was deposited by vapour phase polymerization. Poly[3,4-ethylenedioxythiophene: para-toluenesulfonate]…”
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An enhancement of efficiency of a solid-state dye-sensitized solar cell due to cocktail effect of N719 and black dye by Ranasinghe, C.S.K., Wanninnayake, W.M.N.M.B., Kumara, G.R.A., Rajapakshe, R.M.G., Sirimanne, P.M.

“…The solar cell performance of the black dye, N719 dye and the cocktail of two dyes on TiO2 films were studied by mean of the utilization as light harvesting…”
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Sensitization of nano-porous ZnO photo-anode by a conjugated conducting polymer by Sirimanne, P.M., Premalal, E.V.A., Minoura, H.

“…Hybrid ZnO films are prepared via one-step electrochemical process. Extraction of organic component from hybrid films results tiny wires like ZnO columns…”
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Characterization of CuI thin films prepared by different techniques by Sirimanne, P.M, Rusop, M, Shirata, T, Soga, T, Jimbo, T

“…Thin films of CuI were prepared by different techniques and their characteristics were studied. A remarkable blue shift in the onset of the optical absorption…”
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Red light emission from ZnO:Eu3+|CuSCN hetero-junction under cathodic polarization by Sirimanne, P.M., Minoura, H.

“…Eu3+ ions were bonded to ZnO ceramic via organic ligand. Surface bonded Eu3+ ions were exhibited specific luminescence bands due to electron transitions…”
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Study on the properties and charge generation in dye-sensitized n-TiO2|dye|p-CuI solid state photovoltaic solar cells by RUSOP, M, SHIRATA, T, SIRIMANNE, P. M, SOGA, T, JIMBO, T, UMENO, M

“…Transparent semiconducting copper iodide (CuI) films were prepared by XeCl Excimer laser and their characteristics are investigated. These films exhibited…”
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Efficient photosensitization of nanocrystalline TiO2 films by tannins and related phenolic substances by TENNAKONE, K, KUMARA, G. R. R. A, KUMARASINGHE, A. R, SIRIMANNE, P. M, WIJAYANTHA, K. G. U

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Contribution of H-aggregated dye molecules in photocurrent generation of solid-state TiO 2|pyrogallol red|CuI solar cell by Sirimanne, P.M.

“…Excited H-aggregated pyrogallor red molecules are found to be injecting electrons into the conduction band of TiO 2 and holes into the valance band of CuI in…”
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Deposition of thin polycrystalline films of cuprous thiocyanate on conducting glass and photoelectrochemical dye-sensitization by Tennakone, K., Kumarasinghe, A.R., Sirimanne, P.M., Kumara, G.R.R.A.

“…A method is given for electrochemical deposition of thin polycrystalline films of cuprous thiocyanate (p-type semiconductor, bandgap = 3.6 eV) on conducting…”
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Low temperature chemically sintered nano-crystalline TiO2 electrodes for flexible dye-sensitized solar cells by Weerasinghe, H.C., Sirimanne, P.M., Franks, G.V., Simon, G.P., Cheng, Y.B.

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Fabrication of efficient solar cells on plastic substrates using binder-free ball milled titania slurries by Weerasinghe, H.C., Sirimanne, P.M., Simon, G.P., Cheng, Y.B.

“…Mechanically stable, well adhered TiO 2 films based on nanocrystalline P-25 TiO 2 slurries were developed using ball milling as a part of the processing stage,…”
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Generation of inhomogeneous photocurrent in solid-state TiO 2∣dye∣CuI cells and effect of ligands attached to surfactant on morphology of CuI films by Sirimanne, P.M., Tributsch, H.

“…Microwave conductivity is observed in TiO 2 and CuI films at room temperature. Organic dye pyrogallor red is found to sensitize TiO 2 and CuI in solid-state…”
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The effect of methyl viologen ion on photocurrent and stability of Cu2O photocathodes in I-/I3- redox electrolyte by TENNAKONE, K, KUMARSINGHE, A. R, SIRIMANNE, P. M

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Influence of some selected organic molecules on intensity of luminescence of TiO 2:Eu 3+ electrodes by Sirimanne, P.M., Cheng, Yi-Bing

“…Eu 3+ ions are anchored on TiO 2 matrix by coupling with 2,2′-bipyridyl 4,4′-dicarboxylic acid. Five different luminescence centers are observed for TiO…”
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Thiocyanate ligands as crucial elements for regeneration and photo-degradation in TiO 2|dye|CuI solar cells by Sirimanne, P.M., Tributsch, H.

“…Size control of CuI grains and thus better-matched interfaces were observed in the presence of crystal growth inhibitors in the CuI coating solution for TiO…”
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Preparation of chemically sintered ZnO films and their application in dye sensitized solar cells formed on plastic substrates by Sirimanne, P.M., Weerasinghe, H.C., Simon, G.P., Cheng, Y.B.

“…► Formation of nano-rods enhances electrical connectivity of ZnO films. ► Absorbance of xanthene dyes changes with solvent. ► Light to electrical energy…”
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