- KMDC Jayathilaka,AMR Jayasinghe, GU Sumanasekara,V. Kapaklis,W.Siripala and JKDS Jayanetti, Effect of chlorine doping on electrodeposited cuprous oxide thin films on Ti substrates, Phys.Status. Solidi B, 1-6 (2015)/DOI 10.1002/pssb.201451646.
- W.Siripala, Solar cell development research: A Sri Lankan perspective, J. Nat. Sc. Foundation of Sri Lanka, 42(2) (2014) 99-100.
- KMDC Jayathilleke,V Kapaklis, W.Siripala, JKDS Jayanetti, Surface treatments of electrodeposited n-Cu2O thin films for applications in Cu2O based devices, Phys. Status Solidi RRL (2014)/DOI 10.1002 pssr.201409011
- K. M. D. C. Jayathilaka, V. Kapaklis, W. Siripala,and J. K. D. S. Jayanetti , Ammonium Sulfide Surface Treatment of Electrodeposited p-Type Cuprous Oxide Thin Films ,Electron. Mater. Lett., Vol. 10, No. 2 (2014), pp. 379-382
- KDRN Kalubowila,LKADDS Gunawardana,RP Wijesundara, W.Siripala, Methods for improving n-type photoconductivity Cu2O thin films, Semicond. Sci. Technol. 29(2014) 075012.
- KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanett, Fabrication and characterization of electrodeposited CuO/Cu2O hetrojunction solar cell, Proc. 69th Tech. Sess. SLASS,(2013)
- KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti, Enhancement of the photovoltaic conversion efficiency of electrodeposited p-n homojunction cuprous oxide solar cells by surface passivation, Proc. 69th Tech. Sess. SLASS, (2013)
- KND Bandara, KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti, Electrodeposited Cl doped cuprous oxide thin films for gas sensing applications, Proc. 69th Tech. Sess. SLASS, (2013)
- KMDC Jayathilaka, LSR Kumara, V Kapaklis, W Siripala, JKDS Jayanetti, Efficiency improvement of electrodeposited p-n homojunction cuprous oxide solar cells by surface passivation and annealing ,7 th Asia - Oceania Forum for Synchrotron Radiation Research (AOFSRR) Japan(2013)
- KMDC Jayathilaka, V Kapaklis, W Siripala, JKDS Jayanetti, Efficiency improvement of cuprous oxide based solar cells by Cl doping, Solar Asia 2013, Proc. Inte. Conf. (Solar Asia 2013), Kuala Lumpur, Malaysia pp. 92-96 (2013)
- KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti, Electrodeposition of Cl doped cuprous oxide thin films on Ti substrates for solar cells, 4thInsym-SUSL, January 11th-12th 2013, Belihuloya, Sri Lanka.(2013)
- L K A D D S Gunawardhana, R P Wijesundera and W Siripala, Fabrication of Cu2O Homojunction Solar Cell, Proceedings of 14th Annual Research Symposium 2013, University of Kelaniya, p 92 (2013)
- K D R N Kalubowila, R P Wijesundera and W Siripala, Improved n-type behaviour of Cu2O by successive electrodeposition of Cu and Cu2O, Proceedings of 14th Annual Research Symposium 2013, University of Kelaniya, p 94 (2013)
- L K A D D S Gunawardhana, R P Wijesundera and W Siripala, Improved n-type photoconductive Cu2O thin films, 69th Annual Sess., SLAAS, p 129 (2013)
- K D R N Kalubowila, R P Wijesundera and W Siripala, Growth of (Cu2O)1-x(CuO)x thin films for PV applications, 69th Annual Sess., SLAAS, p 130 (2013)
- KDRN Kalubowila, KMDC Jayathileka, WSiripala and JKDS JayanettiConstruction of Cu2O thin film based light detector, Proc. 28th Tech. Sess. Inst. Phys., Sri Lanka, (2012)
- KMDC Jayathileka, V Kapaklis, W Siripala, JKDS Jayanetti,Sulphidation of electrodeposited Cl doped cuprous oxide thin films for solar energy applications, International Conference on Advanced Materials, Science and Engineering, July 01-04, Colombo, Sri Lanka (2012)
- KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti; Photocurrent enhancement of electrodeposited Cl doped cuprous oxide thin films on Ti substrates by annealing, Proc. 68thTech. Sess. SLASS, (2012)
- KND Bandara, KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti;, Electrodeposited nano-crystalline cuprous oxide thin films for gas sensing applications, Proc. 68thTech. Sess. SLASS, (2012)
- KMDC Jayathilaka, V Kapaklis, W Siripala and JKDS Jayanetti; Electrodeposited nano-crystalline cuprous oxide thin films for solar energy applications, Proceedings of the Postgraduate Symposium, University of Colombo, (2012)
- KMDC Jayathilleke,V Kapaklis, W.Siripala, JKDS Jayanetti, Sulfidation of electrodeposited microcr/nanocrystallinestalline cuprous oxide thin films for solar energy applications, Semicond. Sci. Technol. 27 (2012) 125019.
- Colleen M. McShane, W.Siripala, Kyoung-Shin Choi, Effect of Junction Morphology on the Performance of Polycrystalline Cu2O Homojunction Solar Cells,J. Phy. Chem. Lett. 1, pp-2666-2670 (2010)
- W. Siripala, KMDC Jayathileke, JKDS Jayanetti, Low cost solar cells with electrodeposited cuprous oxide, Journal of Bionanoscience, 3, pp- 118-123 (2009)
- RP Wijesundera, M Hidaka, K Koga, M Sakai, W Siripala, Jae-Young Choi, Nark Eon Sung,Effects of annealing on the properties and structure of electrodeposited semiconducting Cu-O thin films, Physica Status of Solidi (b), Available online (2007)
- RP Wijesundera, M Hidaka, W Siripala, Sun-Hee Choi, Nark Eon Sung, Min Gyu Kim, and Jay Min Lee, Electronic band states of Cu ions and local structures around Cu ions in electrodeposited thin films of Cu and Cu2O, Physica Status of Solidi (b), 243 (8), pp. 1791-1801 (2006)
- Rohan Garuthara, W Siripala, Photoluminescence characterization of polycrystalline n-type Cu2O films, Journal of Luminescence 121, pp. 173-178 (2006)
- RP Wijesundara, M Hidaka, W Siripala, Sun-Hee Choi, Eon Sung, Min Gyu Kim, Jay Min Lee,Electronic band states of Cu ions and local structures around Cu ions in electrodeposited thin films of Cu and Cu2O, Phys. Stat. Sol. (b) pp. 1-11 (2006)
- RP Wijesundera , M Hidaka, K Koga, M Sakai, W Siripala , Growth and characterisation of potentiostatically electrodeposited Cu2O and Cu thin films, Thin Solid Films 500, pp. 241-246 (2006)
- KMDC Jayathilaka, W Siripala, JKDS Jayanetti, Fabrication of an electrodeposited p-n junction photoelectrode for solar energy applications, Proc. Annual Research Symp.2006, University of Kelaniya (2006)
- W Siripala, Growth of Cu2O and CuInS2 by Electrodeposition Technique, Proc. SE Asia Materials Network Meeting, Singapore Nov. 14-16 (2005)
- W Siripala, Electrodeposited n-type Cu2O and CuInS2 for solar energy applications, Proc. Wkshp on 'Physics of Renewable Energy', 17 October-29 October, ICTP, Trieste, Italy (2005)
- NKAC Kodiweera, W Siripala, Photoelectrolysis of water with surface modified copper oxide electrodes, Proc. Annual Research Symp. 2004, University of Kelaniya (2004)
- RP Wijesundera, NKAC Kodiweera, W Siripala, and R Garuthara, Electron Band Gap States in Electrodeposited Cuprous Oxide Semiconductor Thin Films, Proc. 20th Tech. Sess. Inst. Phys., Sri Lanka, pp. 75-80 (2004)
- RP Wijesundara, W Siripala, Preparation of CuInS2 thin films by Electrodeposition and Sulpherisation for applications in Solar cells, Solar Energy Materials and Solar cells 18, pp. 147-154 (2004)
- RP Wijesundara, PKK Susantha, JRP Jayakody, W Siripala, Ti/Cu2O photoelectrodes in photoelectrolytic solar cells, Proc. 19th Tech. Sess. Inst. Phys., Sri Lanka (2003)
- RP Wijesundara and W Siripala, Photoelectrolysis of water using double-semiconductor electrodes, Proc. Annual Research Symp. 2003, University of Kelaniya (2003)
- UK Abeywarna, EPPC Gunawardana, DN Bopage, RRM Rajapakse, RP Wijesundara, W Siripala, A study of Peltier effect in a thermoelectric couple of n-type cuprous oxide and p-type cuprous sulphide semiconductors, Proc. Annual Research Symp. 2003, University of Kelaniya (2003)
- R Garuthara, Ruwan Wijesundara, W Siripala, Photoluminescence characterisation of CuInS2 thin films prepared by Electrodeposition and Sulphurisation, Solar Energy Materials and Solar cells 79, pp. 331-338 (2003)
- Withana Siripala, Anna Ivanovkaya, Thomas F. Jaramillo, Sung-Hyeon Baeck, Eric W McFarland, A Cu2O/TiO2 heterojunction thin film cathode for photoelectrolysis, Solar Energy Materials and Solar cells 77, pp. 229-237 (2003)
- SH Baeck, KS Choi, A Ivanovskaya, TF Jaramillow, W Siripala, G Stucky, EW McFarland,Photoelectrochemical Hydrogen Production Using New Combinatorial Chemistry Derived Materials, Proceedings of the 2002 U.S. DOE Hydrogen Programme Review, NREL/CP-610-32405 (2002)
- WGD Dharmaratne, PWC Roshan, W Siripala, LBDRP Wijesundara, A Correlation between energy and light absorption of WO3 incorporated TiO2, Proc. Annual Research Symp.2002, University of Ruhuna (2002)
- PS Hewageegana, W Siripala, Photoelectrolysis of water with Cu2O/TiO2 electrodes, Proc. Annual Research Symp. 2002, University of Kelaniya (2002)
- SRD Kalingamudali and W Siripala, Observation of defect interface states at the Cu2O/CuxS junction using thermally stimulated I-V measurements, Sri Lankan Journal of Physics 2, pp. 7-12 (2001)
- KTL De Silva, WAA Priyantha, JKDS Jayanetti, BD Chitrani, W Siripala, K Blake, IM Dharmadasa, Electrodeposition and Characterisation of CuInSe2 for applications in thin film solar cells, Thin Solid Films 382, pp. 158-163 (2001)
- LP Senaviratne, KTL De Silva, W Siripala , SRD Rosa, DUJ Sonnadara, Optical and Structural Characterisation of Electrodeposited CuInSe2 thin films, Proc. 17th Tech. Sess. Inst. Phys., Sri Lanka (2001)
- RP Wijesundara, LDRD Perera, KD Jayasuriya, W Siripala, KTL De Silva, A Samanthilleke, IM Dharmadasa, Sulphidation of Electrodeposited Cuprous Oxide Thin Films for Photovoltaic Applications, Solar Energy Materials and Solar Cells 61, pp. 277-286 (2000)
- RP Wijesundara, NP Gunatunga, W Siripala, KD Jayasuriya, SRD Kalingamudali, KTL De Silva and JKDS Jayanetti, Fabrication and Characterisation of CuInS2/ZnSe/Metal Structures for Solar Cell Applications, Proc. 16th Tech. Sess. Inst. Phys., Sri Lanka, pp. 63-70 (2000)
- RP Wijesundara, W Siripala, KD Jayasuriya and SRD Kalingamudali, Sulphurisation of sequentially electrodeposited Cu-In alloy for the preparation of semiconductor thin films, Proc. Annual Research Symp. 2000, University of Kelaniya, p. 32 (2000)
- RP Wijesundara, W Siripala, KD Jayasuriya and SRD Kalingamudali, I-V and C-V characterization of semiconductor thin films, Proc. Annual Research Symp. 2000, University of Kelaniya, p. 31 (2000)
- RP Wijesundara, MP Nadesalingam, W Siripala, KD Jayasuriya, SRD Kalingamudali, JKDS Jayanetti and KTL De Silva, A study of CuInS2 thin films for photovoltaic applications, Proc. 15th Tech. Sess. Inst. Phys., Sri Lanka, pp. 52-58 (1999)
- WMPI Wijesinghe, W Siripala, KD Jayasuriya and SRD Kalingamudali, A computational study of IV characteristics of ITO/Cu2O/Metal junctions, Proc. 15th Tech. Sess. Inst. Phys., Sri Lanka, pp. 35-42 (1999)
- RP Wijesundara, W Siripala, KD Jayasuriya, SRD Kalingamudali, KTL De Silva, JKDS Jayanetti, AP Samantilleke and IM Dharmadasa, Growth and characterisation of CuInS2 thin films, Proc. Wkshp. Low Cost Elect. Mat. and Solar Cells, Peradeniya, Sri Lanka, pp. 40-45 (1999)
- RP Wijesundara, W Siripala, KD Jayasuriya, SRD Kalingamudali, KTL De Silva, and JKDS Jayanetti, Photoelectrochemical Characterisation of ZnSe coated Copper Indium Sulphide Thin Film Electrodes, Proc. 55th Annual Sess., SLAAS, p. 203 (1999)
- W Siripala, RP Wijesundara, LDRD Perera, KD Jayasuriya and KTL De Silva, Study of Sulphidation of Electrodeposited Cu2O thin Films for Solar Cell Applications, Proc. Wkshp on Renewable Energy Sources, Colombo (1998)
- LDRD Perera, R Wijesundara, W Siripala, KD Jayasuriya, KTL De Silva and JKDS Jayanetti,ITO/n-Cu2O/p-CuxS Thin Film Solar Cell, Proc. 53rd Annual Sess., SLAAS (1997)
- W Siripala, Surface States at CuInSe2/Aqueous Electrolyte Interface, Cey. Journal of Science (Phy. Sci) Vol. 4 (1997)
- WAA Priyantha, BD Chithrani, KTL de Silva, JKDS Jayanetti and W Siripala, Study of Annealing Effects of Electrodeposited CuInSe2 films, Proc. of the Wkshp on Low Cost Electronic Materials and Solar Cells, Colombo (1997)
- LDRD Perera, W Siripala, KD Jayasuriya, KTL De Silva, JKDS Jayanetti and IM Dharamadasa,Electrodeposited Cuprous Oxide for Solar cell Applications, Proc. of the Wkshp on Low Cost Electronic Materials and Solar Cells, Colombo, Sri Lanka (1997)
- W Siripala, LDRD Perera, KTL De Silva, JKDS Jayanetti and IM Dharmadasa, Study of Annealing Effects of Cuprous Oxide Grown by Electrodeposition Technique, Solar Energy Materials 44, pp. 25 (1996)
- LDRD Perera, W Siripala, SRD Kalingamudali, JKDS Jayanetti and KTL De Silva, IV characteristics of ITO/Cu2O/metal junctions, Proc. 52nd Annual Sess., SLAAS, pp. 160-161 (1996)
- LDRD Perera, W Siripala, KTL De Silva and JKDS Jayanetti, Type Conversion of Electrodeposited Cuprous Oxide, Proc. 12th Tech. Sess. Inst. Phys., Sri Lanka (1996)
- BD Chitrani, KTL De Silva, JKDS Jayanetti and W Siripala, Growth and Characterization of Copper Indium Diselenide, Proc. 12th Tech. Sess. Inst. Phys., Sri Lanka (1996)
- LDRD Perera, W Siripala and KTL De Silva, Potentiostatic Electrodeposition of Cuprous Oxide Thin Films, J. Nat. Sci Coun., Sri Lanka, 24 (4), pp. 299 (1996)
- LDRD Perera, W Siripala and KTL De Silva, Electrochemical study of electrodeposition of Cuprous Oxide, Proc 51st Annual Sess. SLAAS (1995)
- W Siripala, Trends in Solar Energy Applications for Future Energy Needs, Proc. Part II,51st Annual Sess., SLAAS, (1995)
- W Siripala, Spectral Responses of Electrodeposited Cuprous Oxide, J. Nat. Sci. Council (Sri Lanka) 23 (1), pp. 49 (1995)
- W Siripala, J Vedel, D Lincot and D Cahen, Band Edge Shifts of p-type Copper Indium Diselenide Electrodes in Aqueous Electrolytes, Appl. Phys. Lett.62, pp. 519 (1993)
- W Siripala, J Vadel, D Lincot and D Cahen, Study of Band Edge Shift of n- and p-type CuInSe2 Electrodes in Various Aqueous Electrolytes, Proc. of 181st Meeting of the Electrochemical Soc., Missouri, U.S.A. (1992)
- W Siripala and KP Kumara, Photovoltaic Properties at Cu2O/CuxS Heterojunction, J. Nat. Sci. Council (Sri Lanka) 19, pp. 1 (1991)
- W Siripala and KP Kumara, Cu2O/CuxS Heterojunction Thin Film Solar Cell, Proc. of 1stInternational Symposium on Solid State Physics, Solid State Physics 1, Nova Sci. Pub., New York, MAKL Dissanayake, R Attele and K Tennakone Eds (1989)
- W Siripala and KP Kumara, A Photoelectrochemical Investigation of n- and p-type semiconducting behaviour of Copper Oxide Films, Semi. Sci. Technol. 4, pp. 465 (1989)
- W Siripala and KP Kumara, n-Type Electrical Conductivity in Cuprous Oxide Thin Films, J. Nat. Sci. Council (Sri Lanka) 16, pp. 38 (1988)
- SRD Kalingamudali and W Siripala,Thermally stimulated current voltage characteristics of Cu2O/CuxS diode, Proc. 44th Annual Sess., SLAAS, p. 152 (1988)
- KP Kumara and W Siripala, Cu2O/Cu2x Thin Film Solar Cells Using Electrodeposited Cu2O Films, Proc. 43rd Annual Sess. SLAAS (1988)
- W Siripala and KP Kumara, Origin of the n-type Conductivity in Electrodeposited Cuprous Oxide Films, Proc. 43rd Annual Sess. SLAAS (1987)
- W Siripala, Optical Investigation of Electrodeposited Cuprous Oxide Film Electrodes, J. Ins. Phys. (Sri Lanka) 2, (1986)
- WM Shen, W Siripala, M Tomkiewicz and D Cahen, Electrolyte Electroreflectance Study of Surface Optimization of n-CuInSe2 in a Photoeletrochemical cell, J. Electrochem. Soc.133, pp. 107 (1986)
- W Siripala and ARMS Gunaratne, Electrical Conductivity Measurements on Cu2O Films, Proc.42nd Annual Sess. SLAAS (1986)
- W Siripala and JRP Jayakody, Observation of n-type Photoconductivity in Electrodeposited Copper Oxide Film Electrodes in a Photoelectrochemical cell, Solar Energy Materials 14, pp. 23 (1986)
- M Tomkiewicz, W Siripala and R Tenne, Electrolyte Electroreflectance of Single Crystal CdIn2Se4 in a Photoelectrochemical Solar Cell, J. Electrochem. Soc. 131, pp. 736 (1984)
- D Peramunage, W Siripala, M Tomkiewicz and DS. Ginley, Electroreflectance and Photoinduced Charge Separation in Electrochemically Doped Trans-Polyacetylene Liquid Junction Device, Chem. Phy. Letters 99, pp. 480 (1983)
- W Siripala and M Tomkiewicz, Surface Recombination at n-TiO2 Electrodes in Photoelectrolytic Solar Cells, J. Electrochem. Soc. 130, pp. 1062 (1983)
- M Tomkiewicz and W Siripala, Characterization of Surface States at a Semiconductor Electrolyte Interface by Electroreflectance Spectroscopy, J. De Physique 44 (C10) pp. 163 (1983)
- W Siripala and M Tomkiewicz, Observation of “Intrinsic†Surface States at the TiO2-Aqueous Electrolyte Interface by Sub Band Gap Electroreflectance Spectroscopy, Phys. Rev. Lett. 50, pp. 443 (1983)
- D Cahen, W Siripala, WM Shen, M Tomkiewicz and FH Pollak, Electrolyte Electroreflectance (EER) of Single Crystal CuInSe2 in Aqueous Electrolyte, Proc. of American Physical Soc. Meeting, March (1983)
- W Siripala and M Tomkiewicz, Observation of the “Intrinsic†Surface States at the TiO2 Electrolyte Interface by Sub-bandgap Electroreflectance Spectroscopy, Proc. of American Physical Soc. Meeting, March (1983)
- M Tomkiewicz and W Siripala, Electrolyte Electroreflectance Study of CdIn2Se4 Liquid Junction Solar cells, Proc. of American Physical Soc. Meeting, March (1983)
- W Siripala and M Tomkiewicz, Interactions between Photoinduced and Dark Charge Transfer across n-TiO2 -Aqueous Electrolyte Interface, J. Electrochem. Soc. 129, pp. 1240 (1982)
- M Tomkiewicz and W Siripala, The Interrelation Between the Potential Distribution and the Charge Transfer Across n-TiO2 - Aqueous Electrolyte Interface, Proc. of the Symposia on Photoelectrochemical Process and find the fault Measurements Techniques for Photoelectrochemical Solar Cells, Electrochem. Soc., New York, WL Walace, AJ Nozik, SK Deb and RH Wilson Eds (1981)
Book Chapter
- W Siripala and M Tomkiewicz, Direct Observation of Surface States at the TiO2-Electrolyte Interface, J. Electrochem. Soc 128, pp. 2491 (1981)
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