G. Willeke

发表

SHORT COMMUNICATION: ACCELERATED PUBLICATION: Multicrystalline silicon solar cells exceeding 20% efficiency

S. Glunz, O. Schultz, S. Glunz, 2004 .

High‐efficiency solar cells on phosphorus gettered multicrystalline silicon substrates

S. Riepe, O. Schultz, S. Glunz, 2006 .

Dielectric Rear Surface Passivation for Industrial Multicrystalline Silicon Solar Cells

S. Glunz, O. Schultz, G. Willeke, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.

Band‐band impact ionization and solar cell efficiency

P. Landsberg, G. Willeke, H. Nussbaumer, 1993 .

Laser Chemical Processing (LCP)—A versatile tool for microstructuring applications

Stefan W. Glunz, Sybille Hopman, Gerhard Willeke, 2008 .

Surface Passivation of Silicon Solar Cells using Amorphous Silicon Carbide Layers

S. Glunz, G. Willeke, M. Hofmann, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.

Technology Route Towards Industrial Application of Rear Passivated Silicon Solar Cells

D. Biro, R. Preu, O. Schultz, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.

Silicon oxide/silicon nitride stack system for 20% efficient silicon solar cells

O. Schultz, S. Glunz, G. Willeke, 2005, Conference Record of the Thirty-first IEEE Photovoltaic Specialists Conference, 2005..

Texturing of multicrystalline silicon with acidic wet chemical etching and plasma etching

Gerhard Willeke, W. Glunz, O. Schultz, 2003, 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of.

Solar cells: past, present, future

Adolf Goetzberger, Gerhard Willeke, Joachim Luther, 2002 .

Increasing the efficiency of fluorescent concentrator systems

F. Dimroth, S. Glunz, G. Willeke, 2009 .

Study on the edge isolation of industrial silicon solar cells with waterjet-guided laser

Bernold Richerzhagen, Sybille Hopman, Gerhard Willeke, 2007 .

Towards 20% efficient silicon solar cells manufactured at 60 MWp per annum

Wilhelm Warta, S Roberts, Tm Bruton, 2003, 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of.

Transient 3D/2D simulation of laser-induced ablation of silicon

G. Willeke, D. Kray, A. Fell, 2008 .

Mechanical wafer engineering for high efficiency solar cells: an investigation of the induced surface damage

R. Mertens, P. Fath, G. Willeke, 1994, Proceedings of 1994 IEEE 1st World Conference on Photovoltaic Energy Conversion - WCPEC (A Joint Conference of PVSC, PVSEC and PSEC).

First Results of Wafering With Laser Chemical Processing

G. Willeke, D. Kray, A. Fell, 2008 .

Investigations on laser-fired contacts for passivated rear solar cells

R. Preu, C. Ballif, S. Glunz, 2002, Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002..

Open-Circuit Voltage Enhancement in Mis Solar Cells by Thin Plasma-Grown Tunneling Oxides

A. Shah, J. Meier, G. Willeke, 1991 .

Synchrotron-based investigations of the nature and impact of iron contamination in multicrystalline silicon solar cells

Eicke R. Weber, Wilhelm Warta, Tonio Buonassisi, 2005 .

Investigations on low-cost back-contact silicon solar cells

O. Breitenstein, P. Fath, S. Glunz, 2001 .

Rapid thermal processing: a comprehensive classification of silicon materials

W. Warta, C. Ballif, S. Glunz, 2002, Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002..

A-Si Solar cells prepared by the glow discharge technique

G. H. Bauer, J. Metselaar, P. Siffert, 1988 .

Total Yield Photoemission Study of Heavily n- and p-Doped Glow Discharge Prepared Microcrystalline Silicon

G. Willeke, H. Keppner, F. Finger, 1991 .

Passivation properties of amorphous and microcrystalline silicon layers deposited by VHF-GD for crystalline silicon solar cells

A. Shah, J. Meier, Arvind Shah, 1994 .

Advanced diffusion system for low contamination in-line rapid thermal processing of silicon solar cells

D. Biro, R. Preu, R. Schindler, 2002 .

A photoemission study of gdµc-Si

A. Shah, G. Willeke, E. Bucher, 1991 .

Crystalline silicon etching in quiescent concentrated aqueous HF solutions

G. Willeke, K. Kellermann, 1996 .

High-efficiency silicon solar cells for low-illumination applications

Ralf Preu, D. Osswald, Stefan W. Glunz, 2002, Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002..

Increasing the Efficiency of Screen-Printed Silicon Solar Cells by Light-Induced Silver Plating

A. Mette, S. Glunz, G. Willeke, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.

Silver thick-film contacts on highly doped n-type silicon emitters: Structural and electronic properties of the interface

Christophe Ballif, Aïcha Hessler-Wyser, Gerhard Willeke, 2003 .

Nature of the Ag-Si interface in screen-printed contacts: a detailed transmission electron microscopy study of cross-sectional structures

C. Ballif, G. Willeke, A. Hessler-Wyser, 2002, Conference Record of the Twenty-Ninth IEEE Photovoltaic Specialists Conference, 2002..

Calculating the specific contact resistance from the nanostructure at the interface of silver thick film contacts on n-type silicon

R. Preu, S. Kontermann, G. Willeke, 2011 .

Electronic properties of nanoscale silver crystals at the interface of silver thick film contacts on n-type silicon

J. Bauer, S. Kontermann, G. Willeke, 2010 .

Simulating the interface morphology of silver thick film contacts on n-type Si-(100) and Si-(111)

R. Preu, A. Ruf, S. Kontermann, 2012 .

Microstructural analyses of Ag thick-film contacts on n-type silicon emitters

C. Ballif, G. Willeke, A. Hessler-Wyser, 2003, 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of.

Comparative Study of Laser Induced Damage in Silicon Wafers

G. Willeke, A. Eyer, D. Kray, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.

Thin crystalline silicon solar cells

Gerhard Willeke, G. Willeke, 2002 .

Crystalline silicon thin-film solar cells—recent results at Fraunhofer ISE

Gerhard Willeke, Stefan Reber, G. Willeke, 2004 .

Advanced upconverter systems with spectral and geometric concentration for high upconversion efficiencies

M. Peters, S. Fischer, D. Biner, 2008, 2008 Conference on Optoelectronic and Microelectronic Materials and Devices.

Theoretical and experimental analysis of photonic structures for fluorescent concentrators with increased efficiencies

Benedikt Bläsi, Andreas Gombert, Marius Peters, 2008 .

Laser-doped silicon solar cells by Laser Chemical Processing (LCP) exceeding 20% efficiency

A. Pauchard, D. Manz, T. Schlenker, 2008, 2008 33rd IEEE Photovoltaic Specialists Conference.

A simple and effective light trapping technique for polycrystalline silicon solar cells

H. Bender, H. Bender, G. Willeke, 1992 .

Epitaxy of Emitters on P-and N-Type Substrates for Crystalline Silicon Solar Cells

E. Schmich, G. Willeke, H. Lautenschlager, 2006, IEEE World Conference on Photovoltaic Energy Conference.

Application of screen printing processes for epitaxial silicon thin-film solar cells

J. Rentsch, S. Reber, G. Willeke, 2003, 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of.

Optical behavior of textured silicon

G. Willeke, H. Nussbaumer, E. Bucher, 1994 .

Latest results on semitransparent POWER silicon solar cells

Peter Fath, G. Willeke, A. Boueke, 2001 .

Local P-Type Back Surface Fields Via Laser Chemical Processing (LCP): First Experiments

Stefan W. Glunz, Sybille Hopman, Gerhard Willeke, 2008 .

New simplified methods for patterning the rear contact of RP-PERC high-efficiency solar cells

W. Pfleging, R. Preu, R. Preu, 2000, Conference Record of the Twenty-Eighth IEEE Photovoltaic Specialists Conference - 2000 (Cat. No.00CH37036).

Efficiency Enhancement of Fluorescent Concentrators With Photonic Structures and Material Combinations

Marius Peters, Frank Dimroth, Jan Christoph Goldschmidt, 2008 .

Polycrystalline silicon solar cells with a mechanically formed texturization

Johan Nijs, Robert Mertens, H. Bender, 1993 .

High throughput testing platform for organic Solar Cells

Andreas W. Liehr, Andreas Gombert, Michael Niggemann, 2008 .

Crystalline silicon thin-film solar cells on ZrSiO4 ceramic substrates

G. Willeke, S. Reber, T. Kieliba, 2002 .

Hall mobility minimum of temperature dependence in polycrystalline silicon

F. Baumgartner, G. Willeke, H. Nussbaumer, 1998 .

Free-carrier absorption in microcrystalline silicon thin films prepared by very-high-frequency glow discharge

A. Shah, G. Willeke, K. Peter, 1994 .

Datamining and analysis of the key parameters in organic solar cells

Andreas W. Liehr, Moritz Riede, Tobias Ziegler, 2006, SPIE Photonics Europe.

Analysis of edge recombination for high-efficiency solar cells at low illumination densities

W. Warta, M. Hermle, W. Warta, 2003, 3rd World Conference onPhotovoltaic Energy Conversion, 2003. Proceedings of.

Solar Wafer Slicing with Loose and Fixed Grains

G. Kleer, A. Eyer, D. Kray, 2006, 2006 IEEE 4th World Conference on Photovoltaic Energy Conference.