Jerron, T. Pathmathas, Dhayalan Velauthapillai, Computational Modeling And Simulation Study On Degradation Of Scaffolds In Bone Tissue Engineering, Proceedings of Technological Advances in Science, Medicine and Engineering Conference 2021

 

Mathusha, M., Pathmathas, T. and Vengadaramana, A. (2021). Study the influence of UV-C radiation on growth of corn (Zea mays).Proceedings of International symposium on Agriculture and Environment 2021. 07th May 2021, Faculty of Agriculture, University of Ruhuna Sri Lanka, p46.

 

Evaluating doses calculated using TRS 398 and TRS 277 protocols, Harindrinee, S., Pathmathas. T., Ramalingam. A. Undergraduate Research Symposium-2021, University of Jaffna, 2021

 

Suitable shielding material for external beam therapy, Dissanayake, D. M. B. Y., Pathmathas, T. and Ramalingam, A. Undergraduate Research Symposium-2021, University of Jaffna, 2021

 

M Rajapaksha, A Thevakaran (2021) Sound level measurement and the setback distance of the wind turbine, URS, Department of physics, University of Jaffna

 

Hydrothermal ageing study on two step sintered 3Y-TZP ceramic, Praveena, S., Sutharsini, U., Undergraduate Research Symposium (URS 2021), January 29, 2021, Physics Society, University of Jaffna, Sri Lanka. pp 12

 

Sintering properties of ZnO-TiO2 composite ceramics, Kopiha, V., Sutharsini, U., Undergraduate Research Symposium (URS 2021), January 29, 2021, Physics Society, University of Jaffna, Sri Lanka. pp 13

 

Sintering properties of sputtered ZnO Thin Films, Kirusanthy, S., Sutharsini, U., Undergraduate Research Symposium (URS 2021), January 29, 2021, Physics Society, University of Jaffna, Sri Lanka. pp 14

 

Ratnayake, H.K.L.M., Pathmathas, T., Vengadaramana, A. and Ramalingam, A. (2020). Effect of gamma irradiation on the growth and yield of green gram (Vigna radiata). Proceedings of 7th International Science and technology conference [RITSTCON 2020], 22nd January 2020, Matara

 

Tushyanthy and A.Thevakaran (2020), Electricity generation from waste vegetables and fruits by using double chamber microbial fuel cell, 27th Annual Sessions of Jaffna Science Association, Jaffna

 

Carbon Nanotubes Aptasensors for Sensitive and Real-time Detection of Adenosine, H.P. Nguyen, T. Murugathas, N.O.V. Plank, 30th Anniversary World Congress on Biosensors, Busan, South Korea, May 2020. (Poster)

Evaluating the role of Orco in in-vitro insect odorant receptor graphene field effect sensors. M. Thanihaichelvan, C. Hamiaux, D. Colbert, A.V. Kralicek, N.V.O. Plank, C. Carraher, 30th Anniversary World Congress on Biosensors, Busan, South Korea, May 2020. (Poster)

Disanayaka, D. M. T. C., Pathmathas, T. and Vengadaramana, A. (2019). Some preliminary studies on the effects of gamma radiation in corn, chilli and green gram seeds. International conference on agriculture and food security 2019 [Agrifood 2019] , 08th– 09th August 2019, Colombo, p04

 

V Janani; M Thanihaichelvan; U Sutharsini, Effect of Sintering Holding Time on Tetragonal Phase Stability of Yttria Stabilized Zirconia Ceramics, 9th International Conference on Advanced Materials Research (ICAMR 2019), 24-27, 2019, National University of Singapore, Singapore.

 

PWWA Chapa; V Janani; M Thanihaichelvan; U Sutharsini, Waste driven Hydroxyapatite, International Conference on Advanced Materials for Clean Energy and Health Applications (AMCEHA2019), 06-08, February, 2019, University of Jaffna, Sri Lanka

 

S Thurka; N Gayathri; M Thanihaichelvan; U Sutharsini, Controlled growth of vertically aligned ZnO nanorod array via polymer assisted hydrothermal method, International Conference on Advanced Materials for Clean Energy and Health Applications (AMCEHA2019), 06-08, February, 2019, University of Jaffna, Sri Lanka

 

Titanium dioxide and Cadmium sulfide thin films as the hole-blocking layer for P3HT:PCBM bulk-heterojunction solar cells, Thanihaichelvan, L. Selvadurai, K. Balashangar, Dhayalan Velauthapillai, P. Ravirajan, Proceeding of Advanced Materials for Clean Energy and Health Applications (AMCEHA-2019), Jaffna P16 (Presentation and abstract)

Multifunctionality of novel Ruthenium Dye (RuC) as an interface modifier for Nanocrystalline TiO2/Poly (3-hexylthiophene) hybrid Solar Cells, R. Shivatharsiny, A. Pirashanthan, M. Thanihaichelvan, K. Mariappan, Dhayalan Velauthapillai, P. Ravirajan, Proceeding of Advanced Materials for Clean Energy and Health Applications (AMCEHA-2019), Jaffna, P46 (Presentation and abstract)

Efficient Hybrid Titanium dioxide / Poly-3-hexylthiophene Solar Cells using an oligothiophene dye as an interface modifier, A. Pirashanthan, S. Suganya, M. Thanihaichelvan, N. Robertson, Dhayalan Velauthapillai, P. Ravirajan, Proceeding of Advanced Materials for Clean Energy and Health Applications (AMCEHA-2019), Jaffna, P50 109. (Presentation and abstract)

Effect of Sintering Holding Time on Tetragonal Phase Stability of Yttria Stabilized Zirconia Ceramics, Vignarajah, Janani; Murugathas, Thanihaichelvan; Ubenthiran, Sutharsini, 9th International Conference on Advanced Materials Research (ICAMR 2019) 24-27, 2019, National University of Singapore, Singapore. (Presentation and abstract)

Sensing accuracy of CNT network FET aptasensors, Hong Phan T. Nguyen, Murugathas Thanihaichelvan, and Natalie O. V. Plank, 9th Advanced Materials & Nanotechnology conference (AMN9), Feb 10-14, 2019, Wellington, New Zealand.

Artificial olfaction with Graphene FETs and insect ORs, M. Thanihaichelvan, A. V. Kralicek, C. Carraher, N. O. V. Plank, 9th Advanced Materials & Nanotechnology conference (AMN9), Feb 10-14, 2019, Wellington, New Zealand.

Carbon nanotube network field effect transistors as a sensing platform, M. Thanihaichelvan, L.A. Browning, Hong Phan Nguyen, M. P. Dierkes,

Martinez Reyes, C. A. Marlow, A. V. Kralicek, Colm Carraher, and Natalie O. V. Plank*, 9th Advanced Materials & Nanotechnology conference (AMN9), Feb 10-14, 2019, Wellington, New Zealand.

 

Subasigha, S. P. T. N, Pathmathas, T. Thevakaran, A. and Vimochan, K. (2018). Investigation of Thermal Conductivitis of Waste Materials for Building Constructions in Destination with Warm Weather. Vingnanam Internationsal Research Conference (VIRC) 2018, 4th July 2018, Jaffna, p16

 

Thuvaragan, S., Kishore, S., Thanuresh, T., Pathmathas, T. The descriptive and comparative study of solar electricity and grid supply electricity users in the Jaffna municipal area, (2018), Science Research, Projects Competition, National Science Foundation, p19

 

Subasinghe,P.T.N.S, Pathmatahas,T.,Thevakaran,A and Vimoochan ,K (2018) Investigation of thermal conductivity of waste material for building construction in destination with warm weather, Vinganam International Research Conference (VIRC)

 

G Thenmolie; U Sutharsini; M Thanihaichelvan, Effect of sintering on Yttria distribution and low temperature degradation of 3Y-TZP ceramics, Vingnanam International Research Conference (VIRC 2018), 04, July, 2018, University of Jaffna, Sri Lanka

 

Carbon nanotube field effect transistors for receptor-based olfactory sensors, M. Thanihaichelvan, A. V. Kralicek, C. Carraher, N. O. V. Plank, The MacDiarmid Institute for Advanced Materials and Nanotechnology, Sensor theme meeting, Masterton, New Zealand, 30-31, January, 2018 (Presentation)

Role of nanotube junction density on electrostatic gating in carbon nanotube aptasensors, M. Thanihaichelvan, L. A. Browning, M. P. Dierkes, R. Martinez Reyes, A. V. Kralicek, C. Carraher, C. A. Marlow, N. O. V. Plank, The MacDiarmid Institute for Advanced Materials and Nanotechnology, Tomorrow’s Electronic Devices (TED) theme meeting, Wellington, New Zealand, 8-9, February, 2018 (Poster)

Multifunctional Novel Ruthenium Dye (RuC) for Nanocrystalline Titanium dioxide / Poly (3- hexylthiophene) hybrid Solar Cells, Pirashanthan. A, Thanihaichelvan. M, Shivatharsiny. R, Dhayalan V, Prof. Ravirajan. P, the 8th International Conference on Advanced Materials Research (ICAMR-2018), January 20-22, 2018, Japan, P60 90. (Presentation and abstract)

CNT network FETs for Biosensors, M. Thanihaichelvan, IEEE Postgraduate presentation day – 05, September 2018, IEEE New Zealand, Central section, Wellington, New Zealand. (Presentation)

Thevakaran, J.L. McGregor, J. Katzfey, M.Thatcher, R. Suppiah and D.U.J. Sonnadara(2017), Climate Change Projections Over Sri Lanka, International Conference on Computational Modeling and Simulation (ICCMS)At: Sri Lanka

 

V Janani, M Thanihaichelvan and U Sutharsini, Effect of Ageing on Defects and Surface Yttria Concentration of 3Y-TZP Ceramics, 3rd International Conference on Nanoscience and Nanotechnology (ICNSNT 2016), 15-16 December 2017, Colombo, Sri Lanka.

 

V Janani, M Thanihaichelvan and U Sutharsini, Effect of Ageing on Defects and Surface Yttria Concentration of 3Y-TZP Ceramics, 3rd International Conference on Nanoscience and Nanotechnology (ICNSNT 2016), 15-16 December 2017, Colombo, Sri Lanka.

 

Role of nanotube junction density on electrostatic gating in carbon nanotube aptasensors, Murugathas Thanihaichelvan, Andrew Kralicek, Colm Carraher, N. O. V. Plank, NZIP Conference 2017, Otago, New Zealand, 10-1 July 2017 (Presentation)

A Novel Robust Ruthenium Dye (RuC) for Nanocrystalline TiO2 Solar Cells, M. Thanihaichelvan, P. Ravirajan, K. Mariappan and S. Rasalingam, The 7th Annual World Congress of Nano Science and Technology-2017 (Nano S&T-2017) Japan, October 24-26, 2017 (Presentation and abstract)

Role of nanotube junction density on electrostatic gating in carbon nanotube aptasensors, M. Thanihaichelvan, L. A. Browning, M. P. Dierkes, R. Martinez Reyes, A. V. Kralicek, C. Carraher, C. A. Marlow, N. O. V. Plank, The MacDiarmid Institute for Advanced Materials and Nanotechnology, Annual Symposium, Wellington, New Zealand, 28-29, November, 2017 (Poster)

Role of interface modifiers on enhancing the performance of Hybrid Nanocrystalline Metal oxides / Polymer Solar cells, T. Thivakarasarma, A. Pirashanthan, S.Loheswaran, K. Balashangar, K. Prashanthan, M. Thanihaichelvan, P.A. Amalraj, S. Rasalingam, N. Robertson, J. Nelson, V.Dhayalan, and P. Ravirajan, International Symposium on Nanomaterials For Clean Energy And Health Applications, 6-8 December 2017, Coimbatore, India. (Presentation)

Cds Thin Film as the Hole Blocking Layer for Inverted P3HT: PCBM Bulk Heterojunction Solar Cells M. Thanihaichelvan, K. Balashangar and P. Ravirajan, Book of Abstracts of the 4th International Conference on Nanoscience and Nanotechnology, (2017), 4, pp: 20. (Presentation and abstract)

Role of Junction Density on Electrostatic Gating in Liquid Gated CNT Network FETS, T. Murugathas, L. Browning, A. Kralicek, C. Carraher and N.O.V. Plank, Book of Abstracts of the 4th International Conference on Nanoscience and Nanotechnology, (2017), 4, pp: 42. (Presentation and abstract)

Strategies to improve charge transport in hybrid metal oxide/ polymer solar cells using dyes and multiwalled carbon nanotubes, T. Thivakarasharma, K. Prashanthan, M. Thanihaichelvan, K. Balashangar, P.A. Amalraj, N.Robertson, J. Nelson, V. Dhayalan,and P. Ravirajan, Proceedings of Solar Energy Materials, Solar Cells and Solar Energy Applications, 4-6 January 2018, Kandy, Sri Lanka, P109 97. (Presentation and abstract)

Effect of sintering on yttria distribution and low temperature degradation of 3Y-TZP ceramics, Thenmolie, G., Sutharsini, U., and Thanihaichelvan, M, Vingnanam International Research Conference (VIRC) – 2018, University of Jaffna, Jaffna, Sri Lanka. July 2018 pp:18. (Presentation and abstract)

Sesath Bandara, S. B. B. S., Kajani, M., Jeyasugiththan, J., Pathmathas, T.   Investigation of the influence of electron contamination in depth dose in the Cobalt-60 radiotherapy treatment. Annual Research Symposium, University of Colombo 2016, Colombo,pg292

 

Strategies for Enhancing the Performance of Hybrid Nanocrystalline Metal Oxides/Polymer Solar Cells., S. Paranthaman, P.Sumanthiran, T. Thivakarasarma, S. Loheswaran, K. Balashangar, K. Prashanthan, M. Thanihaichelvan, S. Rasalingam N. Robertson, J. Nelson, V. Dhayalan and P. Ravirajan., Book of Abstracts of the 3rd International Conference on Nanoscience and Nanotechnology,  (2016), 3, pp: 11. (Presentation and abstract)

Multiwall Carbon Nanotube (MWNT) For Enhancing The Performance ff Hybrid Titanium Dioxide /Poly(3- Hexylthiophene) Solar Cells., K. Balashangar, S. Paranthaman, P. A. Amalraj, M. Thanihaichelvan and P. Ravirajan., Book of Abstracts of the 3rd International Conference on Nanoscience and Nanotechnology,  (2016), 3, pp: 18. (Presentation and abstract)

Effect of Ageing on Defects and Surface Yttria Concentration of 3y-Tzp Ceramics, Vignarajah Janani, M. Thanihaichelvan, and U. Sutharsini, Book of Abstracts of the 3rd International Conference on Nanoscience and Nanotechnology, (2016), 3, pp: 75. (Presentation and abstract)

Optimizing the Performance of Cadmium Sulfidecoated Nanoporous Titanium Dioxide / Poly (3-Hexylthiophene) Solar Cells., M. Thanihaichelvan, M. M. P. S. Kodikara, and P. Ravirajan., Book of Abstracts of the 3rd International Conference on Nanoscience and Nanotechnology, (2016), 3, pp: 77. (Presentation and abstract)

Effect of Sintering on Yttria Distribution of 3y-Tzp Ceramics, G. Thenmolie, M. Thanihaichelvan, and U. Sutharsini, Book of Abstracts of the 3rd International Conference on Nanoscience and Nanotechnology, (2016), 3, pp: 84. (Presentation and abstract)

Senthuran Sivasubramaniam and Maan M. Alkaisi, ‘‘Optical simulation of sub-wavelength nanostructures for silicon solar cells’’, 3rd International Conference on Nanoscience & Nanotechnology (ICNST-2016),15-16th December 2016, Colombo, Sri Lanka (Best Oral Presentation Award).

 

Workshop on “Materials Science for Energy Storage”, International Center for Theoretical Physics, Trieste, Italy, May 11-15, 2015 (Poster Presentation)

4th Workshop on Thin-film Solar Cells and Their Science and Technology, University Peradeniya, Sri Lanka, February 27-28, 2015

Thevakaran, J.L. McGregor, J. Katzfey, M.Thatcher, R. Suppiah and D.U.J. Sonnadara Evaluation of downscaled climate projection over Sri Lanka. Institute of Physics, Sri Lanka (2015)

 

Solid state Cadmium Selenide (CdSe) quantum dot sensitized solar cells (QDSSCs) with a hole transporting polymer, M. Thanihaichelvan, H.R. Chandan, G.R. Balakrishna, Jenny Nelson, P. Ravirajan, 6th international conference on new and renewable energy-2015, Deagu, Korea, March 2015. (Poster)

Poly(3-hexylthiophene) and Cadmium Sulfide sensitized solar cells based on nanoporous Titanium Dioxide (TiO2) layer, M Thanihaichelvan; S Karshini; K Balashangar; P Ravirajan, IEEE NANO 2015, 15th International Conference on Nanotechnology, 27 – 30 July 2015, Rome (Italy) (Poster)

Oligo-3-Hexylthiophene derivatives for dye sensitized and hybrid Titanium dioxide / polymer solar cells, A. Dinesh, T. Mohanaramanan, K. Balashangar, M. Thanihaichelvan, P. Ravirajan, Miquell Planells, Niel Robertson, 2nd International Conference on Nano science and Nanotechnology -2015, Colombo, Sri Lanka, September 2015, ISBN: 978-955-4903-32-6. (Presentation and abstract)

Multiwall carbon nanotubes for efficiency enhancement of hybrid TiO2/polymer Solar Cells, K. Balashangar, S. Paranthaman, M. Thanihaichelvan, P. Ravirajan, 2nd International Conference on Nano science and Nanotechnology -2015, Colombo, Sri Lanka, September 2015, ISBN: 978-955-4903-32-6. (Presentation and abstract)

Nano- and Giga-Challenges in Electronics, Photonics and Renewable Energy, Phoenix, AZ, USA, March 10-14, 2014 (Poster Presentation)

Govender, Thirinavukkarasu Pathmathas, Maximilian Richter and David De Klerk , Power Dissipation Modelling in Tumbling Mills using Positron Emission Particle Tracking. IMPC International Mineral Processing Indresan Congress (IMPC 2014), Chile 2014

 

Indersan, G. and Pathmathas, T.   An investigation of granular rheology using Positron Emission Particle Tracking, SAIP Proceedings 2014, 7th -11th  July, Johannesburg, South Africa, 2014.

 

Thevakaran, J.L. McGregor, J. Katzfey, P. Hoffmann, R. Suppiah and D.U.J. Sonnadara: High Resolution Climate Change Projections for Sri Lanka, HETC symposium (2014)

 

Thevakaran, J.L. McGregor, J. Katzfey, M.Thatcher, R. Suppiah and D.U.J. Sonnadara Changes in extreme rainfall events: Results from the CCAM simulations over Sri Lanka . Annual research symposium-2014 university of Colombo

 

U Sutharsini; S Ramesh; CY Tan, Two-step sintering of 3Y-TZP ceramics: Effect of temperature on hydrothermal ageing resistance, AUN/SEED-Net Regional Conference on Materials Engineering, 11-12, November, 2014, Sunway Putra Hotel, Kuala Lumpur, Malaysia.

 

Inverted Poly (3-hexylthiophene-2,5-diyl)(P3HT):[6,6]-Phenyl C61 butyric acid methyl ester (PCBM) bulk heterojunction solar cells with cadmium sulfide (CdS) as hole blocking layer, M. Thanihaichelvan, J. Jeong, Youngkoo Kim, P. Ravirajan, 1st Ruhuna International Conference, University of Ruhuna, Sri Lanka, January 22-23, 2014 (50). (Presentation and abstract)

Cadmium sulphide (CdS) quantum dots (QD) on vertically aligned zinc oxide (ZnO) nanorods for photovoltaic application, M. Thanihaichelvan, P. Ravirajan, International Conference on Nano science and Nanotechnology -2014, Colombo, Sri Lanka, August 12-13, 2014 (50) ISSN: 2386-1223. (Presentation and abstract)

Nanostructured Cadmium sulfide (CdS) solar cells sensitized with a poly(3-hexylthiophene) polymer, M. Thanihaichelvan, S. Karshini, P. Ravirajan, 4th International Conference on New and Renewable Energy 2013, Kyungpook National University, Daegu, South Korea, March 28-30, 2013. (Poster)

Effect of Surface Roughness of the substrates on the Performance of Polycrystalline CdS/CdTe Solar cells, M. Thanihaichelvan, K. Balashangar, P. Ravirajan,  G.D.K. Mahanama, M.A.K.L. Dissanayake, R. Dhere, E. Colegrove, and S. Sivananthan, Proceedings of The 2013 U.S. Workshop on Physics and Chemistry of II-VI Materials, Sep 30 – Oct 03, 2013, Chicago, IL, USA, 29-34. (Presentation and Extended abstract)

10th Pacific Rim Conference on Glass and Ceramic Technology, James C. Phillips Honorary Symposium, San Diego, CA, USA, June 2-7, 2013 (Invited Talk)

Senthuran Sivasubramaniam, Dhiraj Kumar, Vladimir Golovko and Maan M. Alkaisi, ‘‘Current density enhancement in inverted nanopyramid textured crystalline silicon solar cell using gold nanoparticles’’, Proc. SPIE, Vol 8923, Micro/Nano Materials, Devices and Systems, Melbourne, Australia 2013 (Oral Presentation).

 

Senthuran Sivasubramaniam, Angelique Faramus, Richard D. Tilley and Maan M. Alkaisi, “Performance Enhancement of Inverted Nanopyramid Silicon Solar cell with Silicon Quantum Dots” 1st  NextGenNano PV Conference, Corsica, France, 1-5th  April 2013 (Invited Oral presentation).

 

Senthuran Sivasubramaniam and Maan M. Alkaisi, ”Inverted Nanopyramid Texturing for Silicon Solar Cells Using Interference lithography”, 39th International Conference on Micro and Nano Engineering (MNE), London, United Kingdom, 16–19th September 2013 (Poster presentation).

 

73rd International Conference on Glass Problems, Cincinnati, OH, USA, October 1-3, 2012

Conference of Glass and Optical Materials Division, American Ceramic Society, St. Louis, MO, USA, May 20-24, 2012 (Oral Presentation)

Meeting of American Physical Society, Boston, MA, USA, February 27-March 02, 2012 (Oral Presentation)

Thevakaran and D.U.J. Sonnadara Reconstructing Monthly Temperature Time Series in Jaffna: A Neural Network Approach, University of Jaffna international research conference (2012).

 

Thevakaran and D.U.J. Sonnadara. Performance of neural network model in estimating daily maximum and minimum temperature in Jaffna , Annual research symposium 2012, university of Colombo.

 

Meeting of American Physical Society, Dallas, TX, USA, March 21-25, 2011 (Oral Presentation)

Balashangar, S. Sarathchandran and P. Ravirajan, Enhancing the performance of Hybrid TiO2-polymer Solar Cells by replacing nanoporous TiO2 layer with Single Wall carbon Nanotube (SWNT): TiO2 blend, International conference on New & Renewable energy 2011, Kyungpook National University, South Korea, April 8, 2011.

 

P. Ravirajan, Novel Device Structure for Hybrid TiO2-Polymer Solar Cells using Single Wall Carbon Nanotube (SWNT), ICTP Workshop on New Materials for Renewable Energy, 17 – 21 October 2011, ICTP, Trieste, Italy

Senthuran Sivasubramaniam, C.W. Holzwarth, R.J. Blaikie and Maan M. Alkaisi,‘‘Fabrication of Sub-wavelength anti-reflective light trapping strutures by maskless interference lithography’’ 37th IEEE Photovoltaic Specialists Conference (PVSC), Seattle, WA, USA 19-24th June 2011(Poster presentation).

 

Effect of temperature and illumination intensity on the performance of Titanium dioxide-Fullerene: Polymer solar cells, S.Sarathc handran, K.Harithas, Y.Kim & P.Ravirajan, International conference on Renewable energy source, Kyungpook National University, South Korea, May 14, 2010.

Improving the performance of TiO2 – poly (3-hexyl thiophene) solar cells through enhancing the polymer infiltration into the nanoporous TiO2, S.Sarathchandran, V.Jathushan, and P.Ravirajan, ICTP conference, Ethiopia, 2010.

Charge transport studies in TiO2- poly (3-hexyl thiophene) solar cells using Time of Flight technique, S.Sarathchandran, K.Prashanthan, and P.Ravirajan, ICTP conference, Ethiopia, 2010

TA Instruments Technology Seminar, Cincinnati, OH, USA, October 20, 2010

19th Annual Spectroscopic Solutions Seminar Series organized by Thermo-Scientific, West Chester, OH, USA, September 21, 2010

Conference of Glass and Optical Materials Division, American Ceramic Society, Corning, NY, USA, May 16-20, 2010 (Oral Presentation)

Meeting of American Physical Society, Portland, OR, USA, March 15-19, 2010 (Oral Presentation)

P.Ravirajan, Nanostructured Metal Oxide: Polymer Photovoltaic Devices, ICTP’s Regional School on Physics at Nanoscale, December 14-25, 2009, Hanoi – Viet Nam (Contributed talk).

Meeting of American Physical Society, Pittsburgh, PA, USA, March 16-20, 2009 (Oral Presentation)

Jeyasugithtan, J., Pathmathas, T. and Jeyakumaran, N. 2009. Dose Calculations using retracted factors of missing tissue compensators. 30th Annal Conference of Association of Medical Physiciststs of India (AMPICON -2009), November 22-25, 2009,Hyderabad, India, pg86

 

Hybrid Organic – Inorganic Solar cells: Interface Modification studies, T.Ishwara, P.Atitenzar, P.Ravirajan, J.R.Durrant and Jenny Nelson, International conference on “Advances in continuum Mechanics, Materials Sciences, Nanosciences and Technology, University of Peradeniya, September 26-27, 2008.

Post processing treatments of Poly(3-hexylthiophene): Nanostructured Titanium dioxide films for applications to hybrid Solar cells: P.Ravirajan, T.Ishwara, P.Atitenzar, J.R.Durrant and Jenny Nelson, International conference on “Advances in continuum Mechanics, Materials Sciences, Nanosciences and Technology, University of Peradeniya, September 26-27, 2008.

Efficient Multilayer polymer-TiO2 solar cells, P.Ravirajan, T.Ishwara, P.Atitenzar, J.R.Durrant and Jenny Nelson, SID Organic Electronics, Imperial College, September 16-17, 2008.

Utilisation of Plant Pigments in Dye-Sensitized Nanoporous TiO2 Solar Cells, T. Jaseetharan, S.Sarathchandran, K.Jeyakanthan, M.Senthilnanthanan, S.Sivaraya and P.Ravirajan, 17th International Conference on Photochemical Conversion and Storage of Solar Energy, Sydney, Australia 27 July – 1 August 2008.

Origin of open-circuit voltage of hybrid metal oxide – polymer solar cells, P. Ravirajan Thilini Ishwara, Donal Bradely and Jenny Nelson, IUMRS-ICEM 2008, International Conference on Electronic Materials 2008, Sydney, Australia – 28 July to 1 August 2008.

T.Jaseetharan, K.Jeyakanthan, S.Satchithananthan, M. Senthilnanthanan, S.Sarathchandran, S.Sivaraya and P.Ravirajan, Solid state solar cells made from nanocrystalline TiO2 with plant pigments as sensitizers, 15th Annual Sessions of Jaffna Science Association, Jaffna, 7-9, May 2008 (15) 53. (ISSN 1800-1289).

Factors controlling open circuit voltage of polymer: titanium dioxide hybrid solar cells, T. Ishwara,P. Ravirajan and J. Nelson, E-MRS 2007 Spring Meeting, Strasbourg, France – May 28th to June 1st, 2007.

Electrical Characterization of Cr substituted di-Iron Aresenides, N.Sivayogan, L.Ravishnkar, P.Ravirajan, S.Sivaraya, National Conference on Advanced Materials For Emerging Technologies (NCAMET 2007), Peradeniya, 1 44(July 21-22, 2007.

Utilisation of Plant Pigments in Dye-Sensitized Nanoporous TiO2 Solar Cells, T. Jaseetharan, S.Sarathchandran, K.Jeyakanthan, M.Senthilnanthanan, S.Sivaraya and P.Ravirajan, National Conference on Advanced Materials For Emerging Technologies (NCAMET 2007), Peradeniya, 21 – 22 July 2007.

Photovoltaic devices based on polymer – metal oxide composite films, P.Ravirajan, J. Boucle, and J. Nelson, National Conference on Advanced Materials For Emerging Technologies (NCAMET 2007), Peradeniya, 21 – 22 July 2007 (invited talk).

S.Kukan and P. Ravirajan , 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 23. (ISSN 1800-1289)

Manivarman and P. Ravirajan, 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 5. (ISSN 1800-1289)

 

Gnanapiragasam, A. Thevakaran, S. Sivaraya and P. Ravirajan, 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 6. (ISSN 1800-1289)

 

Ravirajan and J. Nelson, 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 8. (ISSN 1800-1289)

 

K.Harithas, S.Sivaraya and P. Ravirajan 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 24. (ISSN 1800-1289).

10th Asian Conference on Solid State Ionics, Kandy, Sri Lanka, June 12-16, 2006 (Oral Presentation)

The effect of temperature on the performance of Titanium dioxide – fullerene:poly(3-hexylthiophene) hybrid solar cells, K. Haridas, P. Ravirajan, S. Sivaraya, Y. Kim, and J. Nelson, Asian Conference on Solar Energy Materials and Solar Cells (ACSEMSC), Kandy, Sri Lanka 14-16 June 2006.

Controlling recombination kinetics of hybrid polymer – metal oxide solar cells using ZnO nanorods or self assembly monolayer, P. Ravirajan, A.M. Peiro´, D.D.C. Bradley, J.R. Durrant, and J. Nelson, European Conference on Hybrid and Organic Solar Cells, Paris, 28-30 June, 2006.

K.Haridas, S.Sivaraya and P.Ravirajan, Influence of Temperature on Performance of Hybrid TiO2-Fullerene: Polymer Solar cells, Jaffna Science Association(JSA)-14th Annual Session, April 26-28, 2006, Vol.14, ISSN 1800-1289. Page-24

K.Haridas, S.Sivaraya, Y.Kim, J.Nelson and P.Ravirajan, The effect of Temperature of hybrid Titanium dioxide-Fullerene: Poly (3-hexylthiophene) Solar cells, 10th Asian Conference on Solar Energy and Solar Materials(ACSEMSC), 14-16 June 2006, PGIS- Kandy, Sri Lanka. Page-18.

P.Ravirajan, K.Haridas, S.Sivaraya, Y.Kim, and J.Nelson, The effect of Temperature on the performance of Titanium dioxide – Fullerene: Poly (3-hexylthiophene)Hybrid Solar cells, European Conference on Hybrid and Organic Solar cells, ECHOS 06, June 28-30, 2006, Paris, France. Page-No 29-O4-5

Ravirajan, K. Haridas, S. Sivaraya, Y. Kim, and J. Nelson, Performance of Titanium dioxide –fullerene:poly(3-hexylthiophene) hybrid solar cells under different temperatures, European Conference on Hybrid and Organic Solar Cells, Paris, 28-30 June, 2006.

 

Gnanapiragasam, A. Thevakaran, S. Sivaraya and P. Ravirajan, 14th Annual Sessions of Jaffna Science Association, Jaffna, 26-28, April 2006 (14) 6. (ISSN 1800-1289)

 

Controlling recombination kinetics of hybrid polymer – metal oxide solar cells,P. Ravirajan, A. M. Peiró, M. Mohr, J. R. Durrant, D.D.C.Bradley and J. Nelson, E-MRS spring meeting, Strasbourg (France), 31st of May- 3rd of June 3, 2005.

The effect of zinc oxide microstructure on the performance of hybrid polymer – zinc oxide solar cells, A. M. Peiró, P. Ravirajan, D.D.C. Bradley, J. R. Durrant, and J. Nelson, Organic Photovolatic symposium, SPIE conference, Organic Photovoltaics IV, 31st July – 4 august 2005, San Diego, California USA.

Influence of ZnO Nanoparticle Morphology on the function of Hybrid Polymer – Metal Oxide Solar Cells, A. M. Peiró, P. Ravirajan, K. Govender, D. Smyth-Boyle, P. O’Brien, D.D.C.Bradley, J. Nelson J. R. Durrant, International conference on Functional Materials for the 21st Century, , University of Edinburgh, UK, 5 – 8 July 2005.

Workshop on “Physics for Renewable Energy”, International Center for Theoretical Physics, Trieste, Italy, October 17-29, 2005

Summer College on “Dynamics of Colloidal Systems”, University of Gothenburg, Gothenburg, Sweden, August 11-26, 2005

General-Physics workshop for the celebration of “World Year of Physics – 2005”, University of Bergen, Norway, August 8-10, 2005

15th International Conference on Solid State Ionics, Baden-Baden, Germany, July 17-22, 2005 (Poster Presentation)

Efficient hybrid polymer – TiO2 solar cell using PEDOT:PSS as hole collector, P. Ravirajan, S. A. Haque, J. R. Durrant, D. D.C.Bradley, and J. Nelson, International conference on Physics, Chemistry and Engineering of Solar cell (SCELL 2004), Badajoz, Spain, May 13-15th, 2004.

Improvement of charge collection in hybrid polymer – TiO2 solar cell using PEDOT:PSS as hole collector, P. Ravirajan, S. A. Haque, J. R. Durrant, D. D.C.Bradley, and J. Nelson, 15th International Conference on Photochemical Conversion and Storage of Solar Energy (IPS-15), Paris, France, July 4-9, 2004.

Metal oxide – polymer nanocomposite films for light-driven deoxygenation and solar cells, A. M. Peiró, C. Colombo, P. Ravirajan, L. Xiao, G. Doyle , A. Mills, J. Nelson, J. R. Durrant, 15th International Conference on Photochemical Conversion and Storage of Solar Energy (IPS-15), Paris, France, July 4-9, 2004.

Characterisation of thin film nanocrystalline TiO2 solar cells with fluorene-thiophene copolymer as a hole conductor,P. Ravirajan, S. A. Haque, D. Poplavskyy, J. R. Durrant, D. D.C.Bradley, and J. Nelson, Bi-annual conference of the Solar Energy Society, Loughborough University, Loughborough, UK April 3-4, 2003.

Photovoltaic Device based on nanocrystalline TiO2 and a fluorene-thiophene copolymer,P. Ravirajan, S. A. Haque, D. Poplavskyy, J. R. Durrant, D. D.C.Bradley, and J. Nelson, Discussion Meeting on Functional Mechanisms in Organic and Dye sensitised Solar cells, Imperial College London, UK, July 9-10, 2003.

Polymer-fullerne blend and polymer-TiO2 hybrid solar cells,P.Ravirajan, S. A. Choulis, S. A. Haque, J. Nelson, J. R. Durrant and D. D. C.Bradley, Science Bazaar on Organic and Dye Sensitized solar cells, Linz,Austria, September 18-19, 2003.

B.O. Aduda, P.Ravirajan, K.W. Choy, and J. Nelson, Effect of Morphology on Electron Drift Mobility in Porous TiO2, The 7th International Conference on Solar Energy and Applied Photochemistry [SOLAR ’03] Luxor, Egypt, 23-28 February 2003.

New hole-conductors for solid-state dye sensitised nanocrystalline solar cells, S. A. Haque, T. Park, C. Xu,R. Punniamoorthy, J. Nelson, S. Koops, N. Schultes, L. Ottley, R. J. Potter, A. B. Holmes and J. R. Durrant. MRS Spring Meeting, San Francisco, USA, April 21- 25, 2003

Photovoltaic devices based on nanocrystalline TiO2 and a fluorene-thiophene copolymer P. Ravirajan, S. A. Haque, D. Poplavskyy, E. Palomares, James R. Durrant, Donal D.C.Bradley, and Jenny Nelson, 3rd World Conference on Photovoltaic Energy Conversion, Osaka,Japan, May 11-18, 2003.

Multi-layer solar cells based on nanoporous TiO2 and a fluorene-thiophene copolymer, P. Ravirajan, S. A. Haque, J. R. Durrant, D. D.C.Bradley, and J. Nelson, MRS Fall Meeting, Boston, USA, December 1-5, 2003.

Conjugated fluorene copolymers as hole transport materials in polymer-metal oxide photovoltaic devices, J. Nelson, M. Biswas, D. Poplavskyy, P.Ravirajan, D. D.C.Bradley, J. R. Durrant and S. A. Haque 201st Meeting of The Electrochemical Society, Philadelphia, Pennsylvania,USA, May 12-17, 2002

Characterisation of solar cells made from nanocrystalline TiO2 and a fluorene-thiophene copolymer, P. Ravirajan, S. A.Haque, D. Poplavskyy, J. R. Durrant, D. D. C. Bradley and J. Nelson, The 2002 Annual Conference of the British Association for Crystal Growth, The University of Liverpool, Liverpool, UK, 8 – 10 September 2002.