Ralf Preu
Ralf Preu
Director Photovoltaics (Production Technology), Fraunhofer ISE
Verified email at - Homepage
Cited by
Cited by
Laser‐fired rear contacts for crystalline silicon solar cells
E Schneiderlöchner, R Preu, R Lüdemann, SW Glunz
Progress in Photovoltaics: Research and Applications 10 (1), 29-34, 2002
Very low surface recombination velocity on -type -Si by high-rate plasma-deposited aluminum oxide
P Saint-Cast, D Kania, M Hofmann, J Benick, J Rentsch, R Preu
Applied Physics Letters 95 (15), 151502, 2009
Crystalline silicon solar cells: state-of-the-art and future developments
SW Glunz, R Preu, D Biro
Comprehensive renewable energy 1, 353-387, 2012
High-efficiency c-Si solar cells passivated with ALD and PECVD aluminum oxide
P Saint-Cast, J Benick, D Kania, L Weiss, M Hofmann, J Rentsch, R Preu, ...
IEEE Electron Device Letters 31 (7), 695-697, 2010
Evaluating luminescence based voltage images of silicon solar cells
M Glatthaar, J Haunschild, R Zeidler, M Demant, J Greulich, B Michl, ...
Journal of Applied Physics 108 (1), 014501, 2010
Selective laser ablation of SiNx layers on textured surfaces for low temperature front side metallizations
A Knorz, M Peters, A Grohe, C Harmel, R Preu
Progress in Photovoltaics: Research and Applications 17 (2), 127-136, 2009
Advanced screen printing technique for high definition front side metallization of crystalline silicon solar cells
D Erath, A Filipović, M Retzlaff, AK Goetz, F Clement, D Biro, R Preu
Solar energy materials and solar cells 94 (1), 57-61, 2010
Recombination at metal-emitter interfaces of front contact technologies for highly efficient silicon solar cells
T Fellmeth, A Born, A Kimmerle, F Clement, D Biro, R Preu
Energy Procedia 8, 115-121, 2011
Comprehensive analytical model for locally contacted rear surface passivated solar cells
A Wolf, D Biro, J Nekarda, S Stumpp, A Kimmerle, S Mack, R Preu
Journal of Applied Physics 108 (12), 124510, 2010
Surface passivation of crystalline silicon by plasma-enhanced chemical vapor deposition double layers of silicon-rich silicon oxynitride and silicon nitride
J Seiffe, L Gautero, M Hofmann, J Rentsch, R Preu, S Weber, RA Eichel
Journal of Applied Physics 109 (3), 034105, 2011
Photovoltaics report
B Burger, K Kiefer, C Kost, S Nold, S Philipps, R Preu, J Rentsch, ...
Fraunhofer Institute for Solar Energy Systems, Freiburg 24, 2014
Laser-fired contact silicon solar cells on p-and n-substrates
SW Glunz, E Schneiderlöchner, D Kray, A Grohe, M Hermle, ...
Presented at the 19th European Photovoltaic Solar Energy Conference 7, 11, 2004
Recent developments in rear-surface passivation at Fraunhofer ISE
M Hofmann, S Janz, C Schmidt, S Kambor, D Suwito, N Kohn, J Rentsch, ...
Solar energy Materials and Solar cells 93 (6-7), 1074-1078, 2009
Series resistance characterization of industrial silicon solar cells with screen‐printed contacts using hotmelt paste
A Mette, D Pysch, G Emanuel, D Erath, R Preu, SW Glunz
Progress in photovoltaics: research and applications 15 (6), 493-505, 2007
n-type silicon-enabling efficiencies> 20% in industrial production
SW Glunz, J Benick, D Biro, M Bivour, M Hermle, D Pysch, M Rauer, ...
2010 35th IEEE Photovoltaic Specialists Conference, 000050-000056, 2010
High-efficiency silicon solar cells for low-illumination applications
SW Glunz, J Dicker, M Esterle, M Hermle, J Isenberg, FJ Kamerewerd, ...
Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists …, 2002
Laser-fired contacts (LFC)
E Schneiderlöchner, R Preu, R Lüdemann, SW Glunz, G Willeke
Proceedings of the 17th European Photovoltaic Solar Energy Conference, 1303-1306, 2001
Impact of hydrogen concentration on the regeneration of light induced degradation
G Krugel, W Wolke, J Geilker, S Rein, R Preu
Energy Procedia 8, 47-51, 2011
Method of producing a semiconductor-metal contact through a dielectric layer
R Preu, E Schneiderlöchner, S Glunz, R Lüdeman
US Patent 6,982,218, 2006
Selective emitter by laser doping from phosphosilicate glass
U Jaeger, M Okanovic, M Hörteis, A Grohe, R Preu
Proceedings of the 24th European Photovoltaic Solar Energy Conference, 1740-1743, 2009
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