Prof. Dr. Hartmut Nussbaumer

Arbeit an der ZHAW

Tätigkeit

Dozent und Forschungsgruppenleiter Photovoltaik, Koordinator Plattform Photovoltaik, Leiter Energie- und Umweltforum

Arbeits- und Forschungsschwerpunkte

Photovoltaik

Lehrtätigkeit in der Weiterbildung

• WBK Photovoltaik, Netze und Speicher
• CAS Energiesysteme für klimaneutrale Areale und Quartiere

Berufserfahrung

• CTO
  RENA GmbH
  07 / 2008 - 06 / 2014
• Managing director
  centrotherm photovoltaics technology GmbH
  06 / 2006 - 06 / 2008
• Head of Technology
  Sunways
  01 / 1998 - 05 / 2006
• Projektleiter
  Eurosolare SpA
  06 / 1996 - 12 / 1997

Aus- und Weiterbildung

Ausbildung

• Doktor rer. nat. / Physik
  Universität Konstanz
  07 / 1992 - 05 / 1996
• Diplom / Physik
  Universität Konstanz
  10 / 1986 - 05 / 1992

Weiterbildung

• Forschungsaufenthalt
  University of New South Wales
  2024
• Certificate of Advanced Studies
  PH Zürich
  10 / 2016

Netzwerk

Mitglied in Netzwerken

• Reviewer IEEE Journal of Photovoltaics
• Reviewer Nature Energy
• Reviewer Progress in PV
• Reviewer Solar Energy
• Mitglied im wissenschaftlichen Komitee der IEEE Photovoltaic Specialists Conference
• Mitglied im wissenschaftlichen Komitee der Europäischen Photovoltaik Konferenz
• Plattform Photovoltaik
• Mitglied Advisory Board ISC Konstanz

Auszeichnungen

Promotion mit Summa cum laude
Universität Konstanz
05 / 1996

Projekte

• Verbesserung der Zuverlässigkeit und Leistungsfähigkeit von Photovoltaik-(PV)-Systemen – IEA PVPS Task 13 Swiss Consortium (2026-2029) / Projektleiter:in / laufend
• Leistung von PV-Systemen bei Teilverschattung: Von der Zelle zum System / Projektleiter:in / laufend
• Wirtschaftlichkeit von Photovoltaik auf Gründächern / Projektleiter:in / laufend
• PVEco – Wirtschaftlichkeit von Photovoltaiksystemen unter Berücksichtigung von dynamischen Stromtarifen / Projektleiter:in / laufend
• Weiterentwicklung eines Zauns mit integriertem Photovoltaiksystem / Projektleiter:in / laufend
• Weiterentwicklung Photovoltaik Baukasten / Projektleiter:in / laufend
• Alpine PV Kompetenz / Projektleiter:in / abgeschlossen
• PV-Anlagen auf Schweizer Flachdächern / Projektleiter:in / abgeschlossen
• Fortschrittliche Bildanalyse und maschinelles Lernen für die PV-Qualitätssicherung / Teammitglied / abgeschlossen
• PV-EYE – Photovoltaiksysteme auf Flachdächern mit höchsten Energieerträgen pro Fläche / Projektleiter:in / abgeschlossen
• Entwicklung und vergleichender Test eines Gesamtpakets für bifaziale Photovoltaik-Systeme auf Gründächern / Projektleiter:in / abgeschlossen
• Adapted Modules for Bifacial Photovoltaics / Projektleiter:in / abgeschlossen
• Ultra lightweight PV modules / Projektleiter:in / abgeschlossen
• PV2050: Sustainability, market deployment and interaction to the grid – the impacts of advanced PV solutions / Teammitglied / abgeschlossen

Publikationen

Beiträge in wissenschaftlicher Zeitschrift, peer-reviewed

• Nussbaumer, H., Janssen, G., Berrian, D., Wittmer, B., Klenk, M., Baumann, T., Baumgartner, F., Morf, M., Burgers, A., Libal, J., & Mermoud, A. (2020). Accuracy of simulated data for bifacial systems with varying tilt angles and share of diffuse radiation. Solar Energy, 197, 6–21. https://doi.org/10.1016/j.solener.2019.12.071
• Nussbaumer, H., Klenk, M., Morf, M., & Nicolas, K. (2019). Energy yield prediction of a bifacial PV system with a miniaturized test array. Solar Energy, 179, 316–325. https://doi.org/10.1016/j.solener.2018.12.042
• Berrian, D., Libal, J., Klenk, M., Nussbaumer, H., & Kopecek, R. (2019). Performance of bifacial PV arrays with fixed tilt and horizontal single-axis tracking : comparison of simulated and measured data. IEEE Journal of Photovoltaics, 9(6), 1583–1589. https://doi.org/10.1109/JPHOTOV.2019.2924394
• Baumann, T., Nussbaumer, H., Klenk, M., Dreisiebner, A., Carigiet, F., & Baumgartner, F. (2019). Photovoltaic systems with vertically mounted bifacial PV modules in combination with green roofs. Solar Energy, 190, 139–146. https://doi.org/10.1016/j.solener.2019.08.014

Schriftliche Konferenzbeiträge, peer-reviewed

• Nussbaumer, H., Tulinski, L., Bühlmann, G.-L., Eidtmann, M., Vögeli, P., & Klenk, M. (2025, September 22). Measures to adapt the power output on demand by system design on rooftop PV systems. 42nd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Bilbao, Spain, 22-26 September 2025.
• Nussbaumer, H., Hiltebrand, R., Pfyffer, S., Dreisiebner, A., & Klenk, M. (2024). Increasing the proportion of winter electricity through design optimisation of photovoltaic roof systems [Conference paper]. Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition, 020458–020001. https://doi.org/10.4229/EUPVSEC2024/4DV.4.5
• Klenk, M., Glarner, R., Pfyffer, S. L., Nussbaumer, H., Brenneisen, S., & Dreisiebner, A. (2024). PV on green roofs : two years of comparative measurement data from various system concepts, supplemented by simulation results and general considerations [Conference paper]. Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition, 020371–020001. https://doi.org/10.4229/EUPVSEC2024/4BV.4.14
• Nussbaumer, H., Hiltebrand, R., Pfyffer, S., Tulinski, L., Preisig, J., & Klenk, M. (2024). Highest energy yields per area for PV systems on flat roofs [Conference paper]. Proceedings of the 41st European Photovoltaic Solar Energy Conference and Exhibition, 020460–020001. https://doi.org/10.4229/EUPVSEC2024/4DV.4.10
• Nussbaumer, H., Hiltebrand, R., Pfyffer, S., & Klenk, M. (2023). Photovoltaic and green roof : energy yield per area of vertically installed bifacial modules in dense arrangements [Conference paper]. Proceedings of the 40th European Photovoltaic Solar Energy Conference and Exhibition, 020424–020001. https://doi.org/10.4229/EUPVSEC2023/4DO.12.5
• Nussbaumer, H., Klenk, M., Morf, M., Meister, J., & Werner, D. (2020). Miniaturized model kit for yield measurements of PV systems : concept and application [Conference paper]. Proceedings of the 2020 47th IEEE Photovoltaic Specialists Conference (PVSC), 1093–1095. https://doi.org/10.1109/PVSC45281.2020.9300554
• Segundo Sevilla, F. R., Dobrowolski, J., Nussbaumer, H., Korba, P., & Barocio, E. (2018). State-feedback control for damping inter-area oscillations on electrical power systems. 2018 IEEE Autumn Meeting on Power, Electronics and Computing (ROPEC 2018), Ixtapa, Mexico, 14-16 November 2018.

Weitere Publikationen

• Nussbaumer, H., Klenk, M., Libal, J., & Kopecek, R. (2019). PV systems with lowest LCOE using bifacial modules : state-of-the-art systems and components. PV-Tech Power, 18, 16–27.
• Baumann, T., Carigiet, F., Knecht, R., Klenk, M., Dreisiebner, A., Nussbaumer, H., & Baumgartner, F. (2018). Performance analysis of vertically mounted bifacial PV modules on green roof system. 35th European Photovoltaic Solar Energy Conference and Exhibition. https://doi.org/10.21256/zhaw-4034
• Klenk, M., Nussbaumer, H., Veschetti, Y., Kopecek, R., Kreiter, R., & Hildebrandt, H. (2018). Bifacial PV systems and yield data (bifacial gain). In R. Kopecek & J. Libal (Eds.), Bifacial photovoltaics : technology, applications and economics (pp. 153–214). Institution of Engineering and Technology.
• Janssen, G. J. M., Burgers, A. R., Binani, A., Carr, A. J., Van Aken, B. B., Romijn, I. G., Klenk, M., Nussbaumer, H., & Baumann, T. (2018). How to maximize the kwh/kwp ratio : simulations of single-axis tracking in bifacial systems. 35th European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Brussels, Belgium, 24-27 September 2018.
• Nussbaumer, H., Klenk, M., Halm, A., & Schneider, A. (2018). State-of-the-art bifacial module technology. Photovoltaics International, 2018(41), 108–125.
• Nussbaumer, H., Klenk, M., Keller, N., Ammann, P., & Thurnheer, J. (2017). Record-light weight c-Si modules based on the small unit compound approach : mechanical load tests and general results [Conference paper]. Proceedings of the 33rd European Photovoltaic Solar Energy Conference and Exhibition, 146–150. https://doi.org/10.4229/EUPVSEC20172017-1CV.3.69
• Nussbaumer, H., Klenk, M., Keller, N., Heller, D., Käslin, R., Baumann, T., & Baumgartner, F. (2017). Application of shaped reflectors to increase the energy harvest of bifacial PV systems : analyzed with a miniaturized test array [Conference paper]. 2017 IEEE 44th Photovoltaic Specialist Conference (PVSC 2017) : Proceedings, 1077–1080.
• Oreski, G., Halm, A., Schenk, V., Krumlacher, W., & Nussbaumer, H. (2017). Investigation of effects due to encapsulation thickness. 33rd European Photovoltaic Solar Energy Conference and Exhibition (EU PVSEC), Amsterdam, Netherlands, 25-29 September 2017.
• Baumann, T., Klenk, M., Keller, N., Nussbaumer, H., & Baumgartner, D. (2017). Illumination homogeneity of bifacial systems : outdoor measurements with systematically varied installation conditions : visual [Conference paper]. Proceedings of the EU PVSEC 2017, 1605–1609. https://doi.org/10.4229/EUPVSEC20172017-5BV.4.28
• Nussbaumer, H., Petrzilek, G., Schartinger, S., Klenk, M., Keller, N., Baumann, T., Carigiet, F., & Baumgartner, F. (2016). Miniaturized test array as a means to determine the energy harvest of bifacial installations [Conference paper]. Poceedings of the 2016 IEEE 43rd Photovoltaic Specialists Conference (PVSC), 2698–2703. https://doi.org/10.1109/PVSC.2016.7750140
• Nussbaumer, H., Petrzilek, G., Schartinger, S., Klenk, M., Keller, N., Baumann, T., Carigiet, F., & Baumgartner, F. (2016). Influence of low concentration on the energy harvest of PV systems using bifacial modules. Proceedings of the EU PVSEC 2016 (Munich).
• Nussbaumer, H., Petrzilek, G., Schartinger, S., Klenk, M., Keller, N., Baumann, T., Carigiet, F., & Baumgartner, F. (2016). Miniaturized test array as a means to determine the energy harvest of bifacial installations [Conference poster]. IEEE PVSC 2016 : Kongress, 2698–2703. https://doi.org/10.1109/PVSC.2016.7750140
• Nussbaumer, H., Klenk, M., & Keller, N. (2016). Small unit compound modules : a new approach for light weight PV modules [Conference paper]. Proceedings of the 32nd European Photovoltaic Solar Energy Conference and Exhibition, 56–60. https://doi.org/10.4229/EUPVSEC20162016-1BO.12.5
• Nussbaumer, H., Lantschner, D., Baumgartner, F., Knecht, R., Böhler, J., Brühl, U., & Baumann, T. (2015). The Swiss PV wall system to maximise self-consumption in a single building element. 31st European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), Hamburg, Germany, 14-18 September 2015.
• Nussbaumer, H., Klenk, M., Schär, D., Baumann, T., Carigiet, F., Keller, N., & Baumgartner, F. (2015). PV installations based on vertically mounted bifacial modules evaluation of energy yield and shading effects [Conference paper]. Proceedings of the 31st European Photovoltaic Solar Energy Conference and Exhibition, 2037–2041. https://doi.org/10.4229/EUPVSEC20152015-5AV.6.34
• Horzel, J. T., Shengzhao, Y., Bay, N., Passig, M., Pysch, D., Kühnlein, H., Nussbaumer, H., & Verlinden, P. (2015). Industrial Si solar cells with Cu based plated contacts. IEEE Journal of Photovoltaics, 5(6), 1595–1600. https://doi.org/10.1109/JPHOTOV.2015.2478067
• Comparotto, C., Noebels, M., Popescu, L., Edler, A., Ranzmeyer, J., Klaus, T., Mihailetchi, V. D., Harney, R., Lossen, J., Böscke, T. S., Schär, D., Nussbaumer, H., Baumann, T., & Baumgartner, F. (2014). Bifacial n-type solar modules : indoor and outdoor evaluation [Conference paper]. Proceedings of the 29th European Photovoltaic Solar Energy Conference and Exhibition, 3248–3250. https://doi.org/10.4229/EUPVSEC20142014-5CV.2.11
• Baumgartner, F., Nussbaumer, H., Baumann, T., Carigiet, F., Keller, N., Schär, D., Büchel, A., Comparotto, C., Harney, R., & Schneider, A. (2014). Bifacial modules used in cable based PV carport applications. Photovoltaic Science and Engineering : The 6th World Conference on Photovoltaic Energy Conversion, 24th International Photovoltaic Science and Engineering Conference, PVSEC-24.

Mündliche Konferenzbeiträge und Abstracts

• Nussbaumer, H. (2022, March 30). Photovoltaiksysteme in Kombination mit Gründächern. 20. Nationale Photovoltaik-Tagung, Bern (online), 29.-30. März 2022.
• Nussbaumer, H., Klenk, M., Morf, M., Fil, G., & Carigiet, F. (2021, November 15). Comparative energy yield study of vertically installed bifacial PV modules measured by a miniturized test rig. 38th European Photovoltaic Solar Energy Conference and Exhibition (EUPVSEC), Online, 6-10 September 2021.
• Nussbaumer, H. (2019). PV Systeme mit bifazialen Modulen : Stand der Technik & Ausblick. 17. Nationale Photovoltaik-Tagung 2019, Bern, 26.-27. März 2019.
• Klenk, M., Nussbaumer, H., Morf, M., Baumann, T., Baumgartner, F., Berrian, D., Libal, J., Janssen, G., & Burgers, T. (2018). Bifacial modeling with the BIFOROT. Fifth bifiPV Workshop, Denver, USA, 10-11 September 2018.
• Klenk, M., Baumann, T., Nussbaumer, H., Morf, M., Keller, N., & Baumgartner, F. (2017, October 26). BIFOROT – Experimental data for LCOE appraisal of bifacial systems. 4th bifiPV Workshop 2017, Konstanz, Deutschland, 25-26 October 2017.
• Nussbaumer, H. (2017, October 25). Bifacial module concepts. 4th bifiPV Workshop 2017, Konstanz, Deutschland, 25-26 October 2017.
• Klenk, M., Nussbaumer, H., Baumgartner, F., Keller, N., & Baumann, T. (2016). Bifacial outdoor roto tester : BIFOROT. 3rd Bifi PV 2016 Workshop on Bifacial PV, Miyazaki, Japan, 29-30 September 2016.

Publikationen vor Tätigkeit an der ZHAW

• Juergen Schweckendiek, Ronald Hoyer, Sebastian Patzig-Klein, Franck Delahaye, Gerry Knoch, Hartmut Nussbaumer, "Cleaning in Crystalline Si Solar Cell Manufacturing", Solid State Phenomena, Vol. 195, pp. 283-288, 2013
• H. Nussbaumer, F. P. Baumgartner, G. Willeke and E. Bucher, „Hall mobility minimum in polycrystalline silicon“,Journal of Applied Physics 83, 292, 1998
• H. Nussbaumer, G. Willeke and E. Bucher, „Optical behavior of textured silicon“, J. Appl. Phys. 75, 1994, p. 2202
• H. Bender, J. Szlufcik, H. Nussbaumer, G. Palmers, O. Evrard, J. Nijs, R. Mertens, E. Bucher and G. Willeke, „Polycrystalline silicon solar cells with a mechanically formed texturization“, Appl. Phys. Lett. 62, 1993, p. 2941
• P. T. Landsberg, H. Nussbaumer and G. Willeke, „Band-band impact ionization and solar cell efficiency“, J. Appl. Phys. 74, 1993, p. 1451
• G. Willeke, H. Nussbaumer, H. Bender and E. Bucher, „A simple effective light trapping technique for polycrystalline silicon solar cells“, Solar Energy Materials and Solar Cells, 26, 1992, p. 345
• D. Pysch, B. Latzel, C. Schmitt, B.-U. Sander, S. Patzig-Klein, R. Sastrawan, J. Horzel, O. Voigt, A. Heeren & H. Nussbaumer,”Route to 19% Efficient Industrial Production Multi-Crystalline PERC Solar Cells Including a Fast ALD Al2O3 for Rear Side Passivation”, Proceedings to the 29th EU PVSEC 2014, Amsterdam
• S. Patzig-Klein, S. Xu ,L. Zanger, J. Wu, B. Zhou, M. Schumann, F. Delahaye, J. Schweckendiek, R. Dechant-Wagner, R. Sastrawan, A. Heeren and H. Nussbaumer, “Advanced processing sequences for diamond wire sawn silicon substrates”, Proceedings to the 28th European Solar Energy Conference 2013, Paris, p. 1761
• J. Horzel, N. Bay, T. Knarozovski, A. Träger, M. Passig, J. Burschik, M. Sieber, A. Hoffmann, B. Latzel, D. Pysch, C. Schmitt, R. Sastrawan, H.H. Kuehnlein, K. Vosteen, H. Nussbaumer, R. Boehme, H. Schillinger, A. Letize, B. Lee, T. Soederstroem, “Different Concepts of Implementing a Directly Plated Front Side Metallization into Industrial Solar Cell Mass Production” Proceedings to the 28th European Solar Energy Conference 2013, Paris, p. 1374
• A. Spribille, E. Lohmüller, B. Thaidigsmann, R. Hamid, H. Nussbaumer, F. Clement, R. Preu , “Wet Chemical Single-Side Emitter Etch Back for MWT Solar Cells with Al-BSF and Challenges for via Paste Selection”, Proceedings to the 28th European Solar Energy Conference 2013, Paris, p. 1080
• R. Sastrawan, D. Pysch, M. Bijker, F. Delahaye, B. Dielissen, W. Eipert, X. Gay, R. Görtzen, A. Hoffmann, B. Latzel, M. Lenes, X. Mao, S. Patzig-Klein, X. Qu, B.-U. Sander, C. Schmitt, F.M.M. Souren, A. Träger, K. Weise, S. Yang, H. Nussbaumer, “Implementation of a Multicrystalline ALD-Al2O3-PERC Technology into an Industrial Pilot Production”, Proceedings to the 28th European Solar Energy Conference 2013, Paris, p. 1861
• S. Patzig-Klein, E. Wefringhaus, C. Klein, W. Benko, F. Delahaye, S. Queißer, J. Schweckendiek 1, H. Nussbaumer, “ Overview of wet chemical texturing processes for “cast-mono” silicon materials”, Proceedings to the 27th European Solar Energy Conference, 2012, p.766
• R. Sastrawan, F. Aigner, A. Becker, R. Böhme, F. Delahaye, A. Hoffmann, A. Heeren, D. Kray, B. Latzel, D. Pysch, J. Rentsch, W. Saule, C. Schmitt, B. Straub, A. Träger, S. Queisser, Volk. A., L. Zanger, M. Zimmer and H. Nussbaumer, “Combing Laser Doping and Wet Chemical Etch Back for Industrial Selective Emitter Solar Cells”, Proceedings to the 27th European Solar Energy Conference, 2012, p.1563
• E. Cornagliotti, A Uruena, J. Horzel, J. John, L. Tous, D. Hendrickx, V. Prajapati, S. Singh, R. Hoyer, F. Delahaye, K. Weise, D. Queisser, H. Nussbaumer and J. Poortmans, “How Much Rear Side Polishing Is Required? A Study on the Impact of Rear Side Polishing in PERC Solar Cells”, Proceedings to the 27th European Solar Energy Conference, 2012, p. 561
• D. Kray, N. Bay, G.Cimiotti, N. Fritz, M. Glatthaar, S. Kleinschmidt, A. Lösel, O. Lühn, J. Schramm-Moura, A. Rodofili, A. Träger, H. Kühnlein, H. Nussbaumer, “Reducing Ag Cost and Increasing Efficiency. Multicrystalline Silicon Solar Cells with Direct Plated Contacts Exceeding 17% Efficiency”, Proceedings to the 26th European Solar Energy Conference, 2011, p. 1199
• N. Bay, J. Burschik, G.Cimiotti, N. Fritz, S. Kleinschmidt, M. Sieber, D. Kray,O. Lühn, H. H. Kühnlein, H. Nussbaumer, “Influence of Pretreatment Chemistry on the Performance of Direct Plated Silicon Solar Cells”, Proceedings to the 26th European Solar Energy Conference, 2011, p. 1659
• D. Kray, N. Bay, G. Cimiotti, S. Kleinschmidt, N. Kösterke, A. Lösel, M. Sailer, A. Träger, H. Kühnlein,H. Nussbaumer, C. Fleischmann, F. Granek, “Industrial LCP Selective Emitter Solar Cells With Plated Contacts”, Proceedings to the 35th World Solar Energy Conference, 2010, Honolulu, USA
• N. Bay, J. Burschik, G. Cimiotti, N. Fritz, N. Kösterke, D. Kray, A. Lösel, O. Lühn, M. Sieber, A. Träger, H. H. Kühnlein, H. Nussbaumer, “Adhesive One Step Ni/Ag and Ni/Cu/Ag Inline Direct Plating on Laser Processed Selective Emitter Structures”, Proceedings of the 25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion, 2010, Valencia, Spain, p. 2183
• D. Kray, N. Bay, G. Cimiotti, S. Kleinschmidt, N. Kösterke, A. Lösel, O. Lühn, M. Sailer, A. Träger, H. Kühnlein, H. Nussbaumer, A. Fell, C. Fleischmann, S. Hopman, K. Mayer, M. Mesec, A. Rodofili, F. Granek, S.W. Glunz, E. Müller, P. Sempere, A. Pauchard, B. Richerzhagen, “High-Efficiency Large Area Industrial LCP Selective Emitter Solar Cells Ready for Production”, Proceedings of the 25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion, 2010, Valencia, Spain, p. 1896
• E.M. Sachs, A.M. Gabor, P. Madden, S. Olibet, H. Gates, A. Ersen, V. Tarasov, D. Harris, K. Passino, F. van Mierlo, S. Queisser, A. Heeren, H. Kühnlein, F. Delahaye, H. Nussbaumer, “1366-Texture and 1366-Metallization: Superior Light Trapping and 30-Micron Fingers for Any Silicon Wafer Type at Low Cost” Proceedings of the 25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion, 2010, Valencia, Spain, p. 1475
• H.H. Kuehnlein, N. Koesterke1, G. Cimiotti, E. Hartmannsgruber, N. Buerger, H. Nussbaumer, D. Luetke-Notarp, M. Becker, “>0.4% Absolut Efficiency Gain by Fast Ni-Cu-Sn Electroplating of Solar Cells with Fine Line Printed Contacts by a Single Side Wet Treatment Technology”, Proceedings to the 24th European Solar Energy Conference, , 2009, Hamburg, Germany, p. 282
• H. Nussbaumer, F. Delahaye, W. Saule, D. Nagel, S. Queisser, B. U. Sander, H. Kühnlein, N. Kösterke, N. Bay, G. Cimiotti, A. Eljaouhari, J. Schweckendiek, R. Dechant-Wagner, I. Sen, S. Kleinschmidt, “Wet Chemical Processing in Crystalline Silicon Wafer and Cell Production Today and Tomorrow”, Proceedings to the 24th European Solar Energy Conference, 2009, Hamburg, Germany, p. 1356
• H.H. Kuehnlein, N. Koesterke, G. Cimiotti, N. Bay, H. Nussbaumer, A. Pauchard, B. Richerzhagen, F. Granek, C. Fleischmann, S. Hopman, K. Mayer, M. Mesec, “Next Generation of Front Grid Metallization: LCP Selective Emitter Combined with Ni-Cu-Sn Direct Plating on Silicon”, Proceedings to the 24th European Solar Energy Conference, 2009, Hamburg, Germany, p. 1712
• J. Krümberg, I. Melnyk, M. Schmidt, M. Michel, T. Fidler, M. Kagerer, P. Fath, L. Heiliger and H. Nussbaumer, “New Innovative Alkaline Texturing Process for CZ Silicon Wafers”, Proceedings to the 24th European Solar Energy Conference, , 21-25 September 2009, Hamburg, Germany, p. 1748

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