Conferences and Workshops

2015

  • H. Savin, Towards high-efficiency solar cells using nanotechnology, Nanoscience Days NSDAYS 2015, Jyväskylä Finland, October 22-23, 2015.

  • P. Repo, G. von Gastrow, P. Ortega, E. Calle, M. Garin, R. Alcubilla and H. Savin, 22.1% efficicent black silicon solar cells with interdigitated back-contacts, European Photovoltaic Conference  EU PVSEC 2015, Hamburg Germany, September 14-18, 2015.

  • A. Inglese and H. Savin, Fast detection method of copper contamination in silicon, XVI Gettering and Defect Engineering in Semiconductors, Bad Staffelstein, Germany, September 20 - 25, 2015.

  • J. Lindroos, M. Rinio, H. Savin, Energy level of copper-related light-induced defects, XVI Gettering and Defect Engineering in Semiconductors, Bad Staffelstein, Germany, September 20 - 25, 2015.

  • H. Laine, V. Vähänissi, M. Lindeberg, Z. Liu, A. Haarahiltunen, M. Yli-Koski and H. Savin, Removal of iron precipitates in quasi-mono silicon wafers using high-temperature anneal, 28th International Conference in Defects in Semiconductors ICDS, Helsinki Finland, July 27-31, 2015.

  • H. Vahlman and H. Savin, Strong impurity copper-related degradation of quasi-mono silicon solar cells under illumination, 28th International Conference in Defects in Semiconductors, Helsinki Finland, July 27-31, 2015.

  • J. Lindroos, M. Wagner, and H. Savin, Illumination of near-surface copper in silicon, 28th International Conference in Defects in Semiconductors, Helsinki Finland, July 27-31, 2015.

  • Y. Bao, S. Li, M. Laitinen, T. Sajavaara, M. Putkonen, H. Savin, Dimethylaluminium chloride as Al source in atomic layer deposited Al2O3 for silicon surface passivation,  28th International Conference in Defects in Semiconductors, Helsinki Finland, July 27-31, 2015.

  • P. Repo, P. Sippola and H. Savin, Silicon surface passivation with atomic layer deposited aluminum nitride, 28th International Conference in Defects in Semiconductors, Helsinki Finland, July 27-31, 2015.

  • H. Laine, V.Vähänissi, A.Morishige, J.Hofstetter, A.Haarahiltunen, B. Lai, D. Fenning and Hele Savin, Investigating iron gettering mechanisms in phosphorous-implanted emitters, International Workshop on Crystalline Silicon Materials and Modules, Keystone Colorado, USA 26. – 29. July, 2015.

  • H. Huang, J.Lv, L. Wang, J. Wang, W. Zhu, L. Mandrell, J. Sullivan, B. Adibi, C. Smith, H. Laine and H. Savin, An extendible beyond 20% efficiency cost-efficient bifacial cell using boron & phosphorus implantation technology and its prospects for the future production, Proceedings of the 42nd IEEE Photovoltaic Specialists Conference, New Orleans, USA June 14-19, 2015.

  • J. Lindroos, Y. Boulfrad, Mt. Wagner, F. Wolny, M. Rinio, and H. Savin, Illumination of near-surface copper contamination in silicon, The 8th International Workshop on Crystalline Silicon for Solar Cells (CSSC-8), Bamberg, Germany from May 5 - 8, 2015.

  • V. Vähänissi, H. Laine, Z. Liu, A. Haarahiltunen, M. Yli-Koski, M. Wagner and H. Savin, Removal of iron precipitates in multicrystalline silicon wafers using high-temperature anneal, The 8th International Workshop on Crystalline Silicon for Solar Cells (CSSC-8), Bamberg, Germany from May 5 - 8, 2015.

  • G. von Gastrow, P. Ortega, R. Alcubilla and H. Savin, Analysis of the Excellent ALD Al2O3 Passivation of n-Type Black Silicon, 5th International Conference in Crystalline Silicon Photovoltaics, Constance, Germany March 22-26, 2015.

 2014 and older

  • Hele Savin, The size distribution of iron precipitates in implanted solar cells, The 17th International Conference on Extended Defects in Semiconductors, Göttingen, Germany September 14- 19, 2014.

  • Y. Boulfrad, H. Savin Experimental evidence on removing copper from silicon by charge and its impact on LID, 4th International Conference in Crystalline Silicon Photovoltaics, s’Hertogenbosch, The Netherland, March 24-28, 2014.

  • P. Repo, H. Savin, Interdgitated black silicon solar cells, 4th International Conference in Crystalline Silicon Photovoltaics, s’Hertogenbosch, The Netherland, March 24-28, 2014.

  • David P Fenning, Ville Vähänissi, Jasmin Hofstetter, Ashley E Morishige, Hannu Laine, Antti Haarahiltunen, Sergio Castellanos, Mallory Ann Jensen, Barry Lai, Hele Savin, Iron Precipitation upon Gettering in Phosphorus-Implanted Czochralski Silicon and its Impact on Solar Cell Performance, Proceedings of 40th IEEE Photovoltaic Specialist Conference pp. 3641-3643, Denver USA June 8-13,  2014. 

  • Ashley E. Morishige, Hannu S. Laine, Jonas Schön, Jasmin Hofstetter, Antti Haarahiltunen, Martin Schubert, Tonio Buonassisi, Hele Savin,  Analysis of Different Models of Iron Precipitation in Multicrystalline Silicon, Proceedings of the 40th IEEE Photovoltaic Specialist Conference pp. 3008-3010, Denver USA June 8-13,  2014.  

  • Hannu Laine, Ville Vähänissi, Jasmin Hofstetter, Ashley E. Morishige, Antti Haarahiltunen, David P. Fenning and Hele Savin, Modeling the size distribution of iron precipitates in phosphorous-implanted emitters, 29th European Photovoltaic Solar Energy Conference and Exhibition, Amsterdam, The Netherlands, September 22-26, 2014.

  • J. Lindroos, H. Savin, Temperature dependence of light-induced degradation in copper-contaminated silicon, 29th European Photovoltaic Solar Energy Conference and Exhibition, Amsterdam, The Netherlands, September 22-26, 2014.

  • A.J. Bett, J. Eisenlohr, O. Höhn, B. Bläsi, J. Benick, P. Repo, H. Savin, J.C. Goldschmidt, M. Hermle, Front side antireflection concepts for silicon solar cells with diffractive rear side structures, Proceedings of the 29th European Photovoltaic Solar Energy Conference and Exhibition, pp. 987-991. Amsterdam, The Netherlands, September 22-26, 2014.

  • Z. Liu, V. Vähänissi H. Savin, Impact of implantation damage on the solar cell performance, Defects in Semiconductors Gordon Research conference, Waltham MA, USA August 3-8, 2014.

  • Jaan Aarik, Andrew R. Akbashev, David Cameron, Jeffrey Elam, Simon Elliott, Gloria Gottardi, Kestutis Grigoras, Yury Koshtyal, Marja-Leena Kääriäinen, Tommi Kääriäinen, Anatoly Malkov, Anatoly Malygin, Jyrki Molarius, Juha Nikkola, Henrik Pedersen, Riikka L. Puurunen, Robin H. A. Ras, Fred Roozeboom, Hele Savin, Thomas E. Seidel, Jonas Sundqvist, J. Ruud van Ommen, Oili M. E. Ylivaara, Overview of early publications on Atomic Layer Deposition, 12th International Baltic ALD conference May 12-13, 2014.

  • Jaan Aarik, Andrew R. Akbashev, David Cameron, Jeffrey Elam, Simon Elliott, Gloria Gottardi, Kestutis Grigoras, Yury Koshtyal, Marja-Leena Kääriäinen, Tommi Kääriäinen, Anatoly Malkov, Anatoly Malygin, Jyrki Molarius, Juha Nikkola, Henrik Pedersen, Riikka L. Puurunen, Robin H. A. Ras, Fred Roozeboom, Hele Savin, Thomas E. Seidel, Jonas Sundqvist, J. Ruud van Ommen, Oili M. E. Ylivaara, On the Early History of ALD: Molecular Layering 14th International Conference on Atomic Layer Deposition, Kyoto, Japan, June 15-18, 2014.

  • Jaan Aarik, Andrew R. Akbashev, David Cameron, Jeffrey Elam, Simon Elliott, Gloria Gottardi, Kestutis Grigoras, Yury Koshtyal, Marja-Leena Kääriäinen, Tommi Kääriäinen, Anatoly Malkov, Anatoly Malygin, Jyrki Molarius, Juha Nikkola, Henrik Pedersen, Riikka L. Puurunen, Robin H. A. Ras, Fred Roozeboom, Hele Savin, Thomas E. Seidel, Jonas Sundqvist, J. Ruud van Ommen, Oili M. E. Ylivaara, Overview of early publications on Atomic Layer Deposition, 14th International Conference on Atomic Layer Deposition, Kyoto, Japan, June 15-18, 2014.

  • Shuo Li, Yameng Bao, Jarmo Maula, Mikko Söderlund, Matti Putkonen, von Gastrow Guillaume, Mikko Laitinen, Timo Sajavaara, Hele Savin, A novel atomic layer deposited Al2O3 process for c-Si surface passivation and moisture barrier, 14th International Conference on Atomic Layer Deposition, Kyoto, Japan, June 15-18, 2014.

  • V. Vähänissi, A. Haarahiltunen, M. Yli-Koski, H. Savin, Gettering of Iron in Silicon Solar Cells with Implanted Emitters, 39th IEEE Photovoltaic Specialist Conference,  Tampa USA June 17-21,  2013.

  • S. Li, P. Repo, G. von Gastrow, Y. Bao, and H. Savin, Effect of ALD Reactants on Blistering of Aluminum Oxide Films on Crystalline Silicon, Proceedings of the 39th IEEE Photovoltaic Specialist Conference, pp. 1265-1267 (2013). Tampa USA June 17-21, 2013.

  • H.Savin, Riddle of light induced degradation in silicon solar cells, 3rd European Energy Conference E2C,Budapest Hungary, October 27-30, 2013.

  • H.Savin, The materials of the future with the ERC, IdeasLab, Annual Meeting of the New Champions, World Economic Forum, Dalian China, September 10-13, 2013.

  • J. Lindroos, Y. Boulfrad, M-Yli-Koski, Mt. Wagner, F. Wolnsky and H. Savin, Light induced degradation in multicrystalline silicon, XV Conference  on Gettering and Defect Engineering in Semiconductor Technology GADEST, Oxford UK, September 22-27, 2013.

  • V. Vähänissi, A. Haarahiltunen, M. Yli-Koski and H. Savin, Gettering of iron by ion implanted emitters, XV Conference Gettering and Defect Engineering in Semiconductor Technology GADEST, Oxford UK, September 22-27, 2013.

  • J. Lindroos, D.P. Fenning, D.J. Backlund, E. Verlage, A. Gorgulla, S.K. Estreicher, T. Buonassisi and H. Savin, Fast-diffusing interstitial nickel in silicon, XV Conference on Gettering and Defect Engineering in Semiconductor Technology GADEST, Oxford UK, September 22-27, 2013.

  • S. Li, P. Repo, G. von Gastrow, Y.Bao and H.Savin, Sensitivity of Al2O3 Passivation on the Surface Condition Prior to the ALD Process, 28th European Photovoltais Specialists conference EU PVSEC, Paris, France 30.9. - 4.10. 2013.

  • H. Savin, V. Vähänissi, A. Haarahiltunen, Gettering of Fe by implanted emitters, National Renewable Energy Laboratory, International Workshop on Crystalline Silicon Materials and Modules,  Breckenridge, CO USA, 28-31 July 2013.

  • G. von Gastrow, S. Li, Y. Bao, P. Repo and H. Savin, Improved silicon surface passivation with atomic layer deposited Al2O3 for photovoltaic applications, 25th Nordic Semiconductor Meeting, Espoo Finland, 9.-12.6.2013.

  • J. Lindroos, D.P. Fenning, D.J. Backlund, Y. Boulfrad, T. Buonassisi, S.K. Estreicher, and H. Savin, Fast-diffusing interstitial copper, iron and nickel in silicon, 25th Nordic Semiconductor Meeting, Espoo Finland, 9.-12.6.2013.

  • Y. Boulfrad, J. Lindroos, A. Inglese, M. Yli-Koski and H. Savin, Reduction of light-induced degradation of p-type solar-grade Czochralski silicon by corona charging 25th Nordic Semiconductor Meeting, Espoo Finland, 9.-12.6.2013.

  • P. Repo, J. Benick, V. Vähänissi, J. Schön, G. von Gastrow, B. Steinhauser, M.C. Schubert, M.Hermle and H. Savin, n-type black silicon solar cells, 3rd International Conference on Crystalline Silicon Photovoltaics SiliconPV, Hamelin Germany, March 25-27, 2013.

  • Y. Boulfrad, J. Lindroos, A. Inglese, M. Yli-Koski and H.Savin, Reduction of light induced degradation of boron-doped solar-grade Czochralski silicon by corona charging, 3rd International Conference on Crystalline Silicon Photovoltaics SiliconPV, Hamelin Germany, March 25-27, 2013.

  • G. von Gastrow, S. Li, P. Repo, Y. Bao, M. Putkinen and H. Savin, Ozone-based batch atomic layer deposited Al2O3 for effective surface passivation, 3rd International Conference on Crystalline Silicon Photovoltaics SiliconPV, Hamelin Germany, March 25-27, 2013.

  • G. Hashmi, P. Lund, J. Korppi-Tommola, L. Antila, H. Lemmetyinen, K. Kaunisto, T. Munter, T. Vuorinen, M. Nyman, H. Aarnio, R. Österbacka, P. Repo, G. von Gastrow and H. Savin, Low-Cost Photovoltaic Materials, Proceedings of the Optics Days, Helsinki Finland, May 20-21 2013.

  • Y.Boulfrad, J.Lindroos, A. Inglese, M. Yli-Koski, A. Haarahiltunen and H.Savin, Fast room-temperature removal of light induced degradation in Cz-silicon, 6th International Workshop on Crystalline Silicon Solar CSSC, Aix-les-Bains France, October 8-11, 2012.

  • V. Vähänissi, M. Yli-Koski, A. Haarahiltunen, H. Talvitie, Y. Boulfrad and H. Savin, Improving the red zone in n-type silicon solar cells, 6th International Workshop on Crystalline Silicon Solar CSSC, Aix-les-Bains France, October 8-11.

  • H. Savin, Nanomanufacturing of black silicon for photovoltaic applications, International review on nanomanufacturing, Vol.2, 2012. The 2nd International Forum on Trends in Nano-Manufacturing 13-15.9.2012 Suzhou, China.

  • Jonas Schön, Antti Haarahiltunen, Hele Savin, David P. Fenning, Tonio Buonassisi, Wilhelm Warta, Martin C. Schubert, Modeling the size distribution of iron silicide precipitates in multicrystalline silicon,  Proceedings of 38th IEEE Photovoltaic Specialists Conference, Austin, Texas pp. 292-296, June 3-8, 2012.

  • H. Savin, V. Vähänissi, M. Yli-Koski, H. Talvitie, A. Haarahiltunen, Diffusion gettering of metal impurities in crystalline silicon,   Proceedings of 38th IEEE Photovoltaic Specialists Conference, Austin, Texas, pp. 1495-1497, June 3-8, 2012.

  • A. Haarahiltunen, V. Vähänissi,  H. Talvitie, M. Yli-Koski and H. Savin, Modeling of boron and phosphorus diffusion gettering of iron silicon,  222nd Electrochemical Society Meeting PRiME 2012, Honolulu HI USA, October 7-12,  2012.

  • J. Lindroos, M. Yli-Koski, A. Haarahiltunen,M. C. Schubert, H. Savin, Light-induced degradation in gallium-doped silicon, American Physical Society APS March Meeting 2012, February 27-March 2, 2012.

  • P. Repo, A. Haarahiltunen, H. Talvitie, M. Yli-Koski,  L. Sainiemi, H. Savin, Passivation of Black Silicon Surfaces with ALD Deposited Al2O3 2nd International Conference on Crystalline Silicon Photovoltaics, April 2-4, Leuven, Belgium 2012.

  • A. Haarahiltunen, H. Savin, H. Talvitie, V. Vähänissi, M. Yli-Koski H. Savin, Non-Equilibrium Segregation of Iron and Iron Precipitation at the Emitter During Phosphorus Diffusion Gettering, 2nd International Conference on Crystalline Silicon Photovoltaics, April 2-4, Leuven, Belgium 2012.

  • A. Haarahiltunen, M. Yli-Koski, H. Savin, Effect of thermal history on iron precipitation in crystalline silicon International Conference on Crystalline Silicon Photovoltaics, April 17-10, Freiburg, Germany 2011.

  • P. Repo, H. Talvitie, S. Li, J. Skarp, H. Savin, Silicon Surface Passivation by Al2O3: Effect of ALD Reactants International Conference on Crystalline Silicon Photovoltaics, April 17-10, Freiburg, Germany 2011.

  • J. Lindroos, H. Talvitie, H. Savin, Experimental Study of Phosphorus Diffusion Gettering in n-type Multicrystalline Silicon, Proceedings of the 220th ECS Meeting & Electrochemical Energy Summit in Boston, Massachusetts October 9-14, 2011.

  • A. Haarahiltunen, M. Yli-Koski, H. Savin, Effect of Thermal History on Iron Precipitation and Getttering in Crystalline Silicon, Low Carbon Earth Summit LCES-11, Dalian, China, October 19-26 2011.

  • H. Savin, Role of copper in light induced degradation, Nordic workshop on defect engineering of silicon, Skeikampen, Norway March 13-15, 2011.

  • J. Lindroos, A. Haarahiltunen, H. Savin, Light-induced degradation of Cu-contaminated Ga-doped Cz-Si, Proceedings of the 5th International conference on Crystalline Silicon Solar Cells CSSC  in Boston, Massachusetts November 1-3, 2011.

  • Y. Boulfrad, E. Øvrelid, L. Arnberg, A. Haarahiltunen and H. Savin, Enhancement of the performance of as-grown mc-Si wafers from the deteriorated area of ingots by internal gettering, Proceedings of the 5th International conference on Crystalline Silicon Solar Cells CSSC  in Boston, Massachusetts November 1-3, 2011.

  • M. Yli-Koski, H. Savin, Segregation coefficient for iron in SOI wafers with polysilicon, XIV International conference on Gettering and Defect Engineering in Semiconductor Technology, Loipersdorf Austria, September 25-30, 2011.

  • V. Vähänissi, A. Haarahiltunen, H. Talvitie, M. Yli-Koski, H. Savin, Effect of Contamination Level and Gettering Parameters on Solar Cell Performance in Iron Contaminated Silicon, Proceedings of the 26th European Photovoltaic Solar Energy Conference and Exhibition, Hamburg, Germany September  5-9, pp. 1871-1875, 2011.

  • P. Repo, N. Lebedeva, H. Savin, Experimentally Defined Electronic Properties of InGaAsN: Input for Solar Cell Simulations, Proceedings of the 26th European Photovoltaic Solar Energy Conference and Exhibition Hamburg, September 5-9, pp. 621-624, 2011.

  • A. Haarahiltunen, M. Yli-Koski, H. Talvitie, V. Vähänissi, J. Lindroos, and  H. Savin, Gettering of Iron in CZ.silicon by polysilicon layer European Materials Research Society E-MRS Spring Meeting 2010, Advanced silicon materials research for electronic and photovoltaic applications II, June 7-11, Strasbourg France 2010.

  • J. Lindroos, M. Yli-Koski, A. Haarahiltunen, H. Savin, Iron Gettering with Aluminium and Back-Surface Passivation of Single Crystalline Silicon, Proceedings of the 25th European Photovoltaic Solar Energy Conference and Exhibition, pp. 2006-2009, 2010.

  • H. Savin, M. Yli-Koski and A. Haarahiltunen, Copper related light induced degradation in silicon, 25th European Photovoltaic Solar Energy Conference and Exhibition, Valencia Spain September 6-10, 2010.

  • V. Vähänissi, A. Haarahiltunen, H. Talvitie, M. Yli-Koski, N. Lebedeva and H. Savin, Effect of iron on the efficiency of single crystalline silicon solar cells, Proceedings of the 24th European Photovoltaic Solar Energy Conference, pp. 1705-1707, 2009.

  • A. Haarahiltunen, H. Talvitie, M. Yli-Koski, V. Vähänissi, and H. Savin, Analysis of phosphorus diffusion and intrinsic gettering of iron in multicrystalline silicon, Proceedings of the 24th European Photovoltaic Solar Energy Conference, pp.1961-1963, 2009.

  • P. Gundel, M. Schubert, W. Kwapil, J. Schön, F.D. Heinz, W. Warta, G. Martinez-Criado, J. A. Sans, M. Reiche, H. Savin, and  M. Yli-Koski, Micro-luminesence spectroscopy on multicrystalline silicon, Proceedings of the 24th European Photovoltaic Solar Energy Conference, pp.907-912, 2009.

  • H. Savin, M. Yli-Koski, A. Haarahiltunen, H. Talvitie, M.I. Asghar and J. Sinkkonen, Copper induced lifetime degradation is silicon solar cell material, Proceedings of the 23rd European Photovoltaic Solar Energy Conference, pp. 66-68, 2008.

  • A. Haarahiltunen, H. Savin, M. Yli-Koski, H. Talvitie, M.I. Asghar and J., Sinkkonen, Heterogeneous Iron Precipitation and Gettering in Multicrystalline Silicon, Proceedings of the 23rd European Photovoltaic Solar Energy Conference, pp. 488-490, 2008.

  • H. Savin, M. Yli-Koski, A. Haarahiltunen, H. Talvitie, J. Sinkkonen, Contactless Diagnostic Tools and Metallic Contamination in the Semiconductor Industry, 212th Electrochemical Society, Analytical and Diagnostic Techniques for Semiconductor Materials, Devices, and Processes, Washington, DC USA 2007.

  • A. Haarahiltunen, H. Väinölä, O. Anttila, M. Yli-Koski, J. Sinkkonen, Modeling and optimization of internal gettering of iron in silicon., Electrochemical Society Fall 2006 Meeting 29.10. -3.11. Cancun, Mexico 2006.

  • H. Väinölä, A. Haarahiltunen, E. Saarnilehto, M. Yli-Koski, J. Sinkkonen, and O. Anttila, Enhancement of internal gettering efficiency of iron by low temperature nucleation, Electrochemical Society Fall 2004 Meeting, Honolulu, USA 3-8.10.2004, J. Electrochem. Soc. Proceedings, Vol.  05, pp. 160-164, 2004.

  • A. Haarahiltunen, H.Väinölä, M. Yli-Koski, E. Saarnilehto, and J. Sinkkonen, Detection of iron contamination in internally gettered p-type silicon wafers by lifetime measurements, Electrochemical Society Fall 2004 Meeting, Honolulu, USA 3-8.10.2004, J. Electrochem. Soc. Proceedings, Vol. 05, pp. 135-145, 2004.

  • A. Istratov, P.Zhang, H. Väinölä, W.Huber, and E.R.Weber,  Predictive Modeling of Transition Metal Gettering, Chinese Journal of Science, Technology & Applications in the Field of Rare Metals, International Symposium on Processing Technology and Market Development of 300mm Si Materials, 8.-9.9.2003, Peking, China.

  • A. Haarahiltunen, H. Väinölä, M. Yli-Koski, R. Ruotsalainen, E. Saarnilehto, S. Kaarlela, E. Haimi and J. Sinkkonen, Characterization of denuded zone in internally gettered silicon wafers by electron beam induced current measurements, 13th International Conference on Microscopy of Semiconducting Materials, Cambridge, England, 31.3-4.3.2003, Microscopy of Semiconducting Materials, Institute of Physics Conference Series, No. 180, Eds. A.G. Cullis and P.A. Midgley, pages 417-420 2003.

  • H. Väinölä, M. Yli-Koski, A Haarahiltunen, J. Sinkkonen, Sensitive copper detection in p-type CZ-silicon by µPCD, 202nd Meeting of the Electrochemical Society, pp. 249-255, Salt Lake City UT, USA, Oct. 20.-24. 2002.

  • M. Yli-Koski, H. Väinölä, M. Palokangas, A. Haarahiltunen, J. Storgårds, H. Holmberg, J. Sinkkonen, Detection of low copper contamination in p-type silicon by microwave photoconductive decay measurements, International Conference on Extended Defects in Semiconductors ICDS, Bologna, Italy, 5.-6.6.2002.

  • J. Storgårds, H. Väinölä, M. Yli-Koski and J. Sinkkonen, 3D Effects on Minority Carrier Recombination in Homogeneous Silicon Wafers, 19th Semidonductor Meeting, Copenhagen Denmark 20.-23.5.2001.

  • M.Yli-Koski, M. Palokangas, V.Sokolov, J. Storgårds, H. Väinölä, H. Holmberg, J. Sinkkonen, Recombination Activity of Iron in Boron Doped Silicon, 19th Semidonductor Meeting, Copenhagen Denmark 20.-23.5.2001.

  • H. Väinölä, M. Yli-Koski, J. Sinkkonen, Evaluation of Effective Carrier Lifetime in Epitaxial Silicon Layers, 9th International Autumn Meeting: gettering and defect engineering in semiconductor technology, Catania Italy, pages 771-776, 2001.

  • H. Väinölä, M. Yli-Koski, J. Sinkkonen, Effect of light induced change in built-in potential on carrier lifetime in epitaxial wafers, 9th International Conference on Defects Recognition, Imaging and Physics in Semiconductors DRIP IX, Rimini, Italia, 24-28.9. 2001.

  • H.Väinölä, J. Sinkkonen, Electromagnetic Effective Medium Material Parameters of a Periodic Multilayer Structure, International Conference on Superlattices, Microstructures and Microdevices 2000, Kyongju, 25.-27.9. 2000.

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