20. Mitigating the "iron problem" in crystalline silicon solar cells
S. Hudelson, S. Bernardis, Y.S. Lee, K. Hartman, M. Bertoni, B. Newman, M.A. Marcus, B. Lai, S. Vogt, Z. Cai, T. Buonassisi Proc. 23rd European Photovoltaic Solar Energy Conference and Exhibition, Valencia, Spain (2008)
19.Defect redistribution by low temperature anneal in ingot silicon solar cells
M. Rinio, A. Yodyunyong, M. Pirker, S. Keipert, P. Wang, D. Borchert, T. Buonassisi Proc. 23rd European Photovoltaic Solar Energy Conference and Exhibition, Valencia, Spain (2008)
18. Evolution of stresses in wafer bulks and edges during industrial solar cell processing Paper | Presentation
T. Buonassisi, S. Reitsma, R. Sweeney, M.D. Pickett, W. Huang, J. Lesniak, M.L. Spencer Proc. 22nd European Photovoltaic Solar Energy Conference and Exhibition, Milan, Italy (2007)
17. Intermetallic phases and transition metal interaction in mc-silicon.
M. Heuer, S. Langkau, T. Buonassisi, A.A. Istratov, A. Minor, E.R. Weber Proc. 22nd European Photovoltaic Solar Energy Conference and Exhibition, Milan, Italy (2007)
16. Luminescence Imaging. T. Trupke, R.A. Bardos, M.D. Abbott, E. Pink, Y. Augarten, F.W. Chen, J.E. Cotter, M. Kasemann, M.C. Schubert, M. The, S.W. Glunz, W. Warta, M. Rüdiger, E. Schäffer, P. Würfel, D. Macdonald, J. Tan, A. Cuevas, J. Bauer, O. Breitenstein, T. Buonassisi, A.M. Lorenz, H.P. Hartmann. Proc. 22nd European Photovoltaic Solar Energy Conference and Exhibition, Milan, Italy (2007)
3. Metal content of multicrystalline silicon for solar cells.
A.A. Istratov, T. Buonassisi, E.R. Weber, R.C. McDonald, A.L. Smith, R. Schindler, J. Rand, and J.P. Kalejs Solid State Phenomena95-96, 175-180 (2003).
24. Transition metals in silicon solar cells: sources of contamination, interactions, defect engineering.
A.A. Istratov, T. Buonassisi, M. Heuer, M.D. Pickett, and E.R. Weber.
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes, Editor: B.L.Sopori, NREL, Golden, CO, pp.70-77 (2005).
23. EXAFS studies on Ni11.6Fe2.8Cu0.4Si27.6 precipitates in multicrystalline silicon.
M. Heuer, T. Buonassisi, M.A. Marcus, A.A. Istratov, M.D. Pickett, E.R. Weber.
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes, Editor: B.L.Sopori, NREL, Golden, CO, pp.158-161 (2005).
22. Assessing the role of impurities in silicon nitride crucible lining material as a potential source of metal contamination in photovoltaic-grade ingot-cast multicrystalline silicon.
T. Buonassisi, A.A. Istratov, M.D. Pickett, J.-P. Rakotoniaina, O. Breitenstein, M.A. Marcus, S.M. Heald, E.R. Weber.
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes”, Editor: B.L.Sopori, NREL, Golden, CO, pp.162-165 (2005).
21. Synchrotron-based spectrally-resolved X-ray beam induced current: a technique to quantify the effect of metal-rich precipitates on minority carrier diffusion length in multicrystalline silicon.
T. Buonassisi, A.A. Istratov, M.D. Pickett, M.A. Marcus, G. Hahn, S. Riepe, J. Isenberg, W. Warta, G. Willeke, T. F. Ciszek, and E.R. Weber.
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes, Editor: B.L.Sopori, NREL, Golden, CO, pp.166-169 (2005).
20. Efficiency-limiting 'defect bands' in string ribbon silicon: correlations between structural, impurity, and electrical properties.
Tonio Buonassisi, Giso Hahn, Andrew M. Gabor, Jan Schischka, Andrei A. Istratov, Matthew D. Pickett, and Eicke R. Weber
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes”, Editor: B.L.Sopori, NREL, Golden, CO, pp.170-173 (2005).
19. Metal particle evolution during solar cell processing in multicrystalline silicon.
Tonio Buonassisi, Matthew D. Pickett, Andrei A. Istratov, Erik Sauar, Timothy Lommasson, Roger F. Clark, Mohan Narayanan, Steven M. Heald, and Eicke R. Weber
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes”, Editor: B.L.Sopori, NREL, Golden, CO, pp.174-177 (2005).
18. Synchrotron-based infrared spectromicroscopy of oxygen gettering by grain boundaries in multicrystalline silicon.
Matthew D. Pickett, Tonio Buonassisi, Andrei A. Istratov, Roger F. Clark, Mohan Narayanan, and Eicke R. Weber.
15th workshop on Crystalline Silicon Solar Cells & Modules: Materials and Processes”, Editor: B.L.Sopori, NREL, Golden, CO, pp.178-181 (2005).
17. Improvement of solar grade silicon through defect control
A.A. Istratov, T. Buonassisi, and E.R. Weber. Freiberger Siliciumtage, Freiberg, Germany (2005)
16. The impact of chemical state and thermal stability of metal precipitates on gettering efficiency in silicon
A. A. Istratov, T. Buonassisi, and E. R. Weber.
Proc. 4th International Symposium on Advanced Science and Technology of Silicon Materials, Kona, Hawaii, USA (2004)
15. The impact of metal impurity clusters on solar cell performance in multicrystalline silicon
T. Buonassisi, A. A. Istratov, and E. R. Weber. Proc. 2004 National Center for Photovoltaics Review Meeting, Denver, USA (2004).
14. Transition metals in multicrystalline solar cells: Understanding the nature, origins and impacts of metal contamination in multicrystalline Si and minimizing its impact on solar cell performance
T. Buonassisi, A. A. Istratov, and E. R. Weber. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, inter Park, CO, pp.17-26 (2004).
13. Distribution and chemical state of Cu-rich clusters in silicon
T. Buonassisi, M. A. Marcus, A. A. Istratov, M. Heuer, T. F. Ciszek, B. Lai, Z. Cai, and E. R. Weber. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Winter Park, CO, pp.161-164 (2004).
12. Dependence of precipitation behavior of Cu and Ni in CZ and multicrystalline silicon on cooling conditions
A. A. Istratov, T. Buonassisi, M. A. Marcus, T. F. Ciszek, and E. R. Weber. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Winter Park, CO, pp.165-169 (2004).
11. Stress-induced nitrogen and oxygen segregation and complexing investigated by high resolution synchrotron FTIR
A. Karoui, T. Buonassisi, F. Sahtout Karoui, G. A. Rozgony, M. C. Martin, E. R. Weber, T. F. Ciszek. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Winter Park, CO, pp.204-207 (2004).
10. Aluminum gettering and dissolution of Cu3Si precipitates in silicon
T. Buonassisi, A. A. Istratov, and E. R. Weber. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Winter Park, CO, pp.222-225 (2004).
9. Differences and similarities between metal clusters in mc-Si materials from different manufacturers
T. Buonassisi, A. A. Istratov, T. F. Ciszek, D. W. Cunningham, A. M. Gabor, R. Jonczyk, R. Schindler, M. Sheoran, A. Upadhyaya, A. Rohatgi, B. Lai, Z. Cai, M. A. Marcus, and E. R. Weber. Proc. 14th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Winter Park, CO, pp.226-229 (2004)
8. Statistically meaningful data on the chemical state of iron precipitates in processed multicrystalline silicon using synchrotron-based x-ray absorption spectroscopy
T. Buonassisi, M. Heuer, A.A. Istratov, E.R. Weber, Z. Cai, B. Lai, M.A. Marcus, J. Lu, G. Rozgonyi, R. Schindler, R. Jonczyk, and J. Rand. Proc. 13th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Vail, CO, pp.96-101 (2003).
7. Experimental procedure for determination of the depth of metal clusters in XBIC/µ-XRF mapping of metal clusters in silicon solar cells
O.F. Vyvenko, T. Buonassisi, A.A. Istratov, and E.R. Weber. Proc. 13th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Vail, CO, pp.102-105 (2003).
6. Neutron activation analysis study of metal content of multicrystalline silicon for cost-efficient solar cells
A.A. Istratov, T. Buonassisi, R.J. McDonald, A.R. Smith, R. Schindler, J.A. Rand, J. Kalejs, and E.R. Weber. Proc. 13th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Vail, CO, pp.158-161 (2003).
5. Impact of metal impurities on solar cell performance
A.A.Istratov, T.Buonassisi, E.R.Weber, R.J.McDonald, A.R.Smith, R.Schindler, J.Isenberg, J.Kalejs, J.Rand, P.Geiger, G.Hahn, J.P.Rakotoniaina, and O.Breitenstein. Proc. 2003 National Center for Photovoltaics Review Meeting, Denver, USA (2003).
4. Analysis of shunts in multicrystalline silicon solar cells using microprobe x-ray fluorescence technique
T.Buonassisi,O.F.Vyvenko, A.A.Istratov, E.R.Weber, R.Schindler and G.Hahn. Proc. 12th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Breckenridge, CO, pp.266-270 (2002).
3. Application of x-ray fluorescence technique to studies of aluminum gettering in silicon
O.F.Vyvenko, T.Buonassisi, A.A.Istratov, and E.R.Weber. Proc. 12th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Breckenridge, CO, pp.271-274 (2002).
2. Application of synchrotron radiation based x-ray microprobe techniques for the analysis of recombination activity of metals precipitated at Si/SiGe misfit dislocations
O.F.Vyvenko, T.Buonassisi, A.A.Istratov, E.R.Weber, M.Kittler, and W.Seifert. Proc. 12th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Breckenridge, CO, pp.111-116 (2002).
1. Application of x-ray fluorescence microprobe technique for the analysis of fully processed solar cells
O.F.Vyvenko, A.A.Istratov, T.Buonassisi, E.R.Weber, and R.Schindler. Proc. 11th workshop on crystalline silicon solar cell materials and processes, B. L. Sopori, Editor, NREL, Golden, CO, pp.172-176 (2001).
