Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2017How to achieve efficiencies exceeding 22% with multicrystalline n-type silicon solar cells
Schindler, F.; Michl, B.; Krenckel, P.; Riepe, S.; Benick, J.; Müller, R.; Richter, A.; Glunz, S.W.; Schubert, M.C.
Zeitschriftenaufsatz, Konferenzbeitrag
2017How to assess the electrical quality of silicon material
Michl, B.; Schindler, F.; Schubert, M.
Vortrag
2017Material limits of multicrystalline silicon from state-of-the-art photoluminescence imaging techniques
Schindler, F.; Giesecke, J.; Michl, B.; Schön, J.; Krenckel, P.; Riepe, S.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz, Konferenzbeitrag
2017Optimized multicrystalline silicon for solar cells enabling conversion efficiencies of 22%
Schindler, F.; Michl, B.; Krenckel, P.; Riepe, S.; Benick, J.; Müller, R.; Richter, A.; Glunz, S.W.; Schubert, M.C.
Zeitschriftenaufsatz
2017Rapid vapor-phase direct diffused emitter for solar cell applications
Kühnhold-Pospischil, S.; Gust, E.; Amiri, D.; Richter, A.; Steinhauser, B.; Drießen, M.; Michl, B.; Greulich, J.; Benick, J.; Lindekugel, S.; Janz, S.
Konferenzbeitrag
2016Choosing the best silicon material parameters for different solar cell architectures
Steinkemper, H.; Michl, B.; Hermle, M.; Glunz, S.W.
Zeitschriftenaufsatz, Konferenzbeitrag
2016Contact fault characterisation of complex silicon solar cells: A guideline based on current voltage characteristics and luminescence imaging
Padilla, M.; Reichel, C.; Hagedorn, N.; Fell, A.; Keding, R.; Michl, B.; Kasemann, M.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2016Hybrid Silicon Solar Cells with Advanced Layer Systems Including Perovskite
Mundt, L.; Michl, B.; Mastroianni, S.; Schubert, M.C.; Warta, W.; Glunz, S.W.; Lee, S.-W.
Vortrag
2016Local solar cell efficiency analysis performed by injection-dependent PL imaging (ELBA) and voltage-dependent lock-in thermography (Local I-V)
Breitenstein, O.; Frühauf, F.; Bauer, J.; Schindler, F.; Michl, B.
Zeitschriftenaufsatz, Konferenzbeitrag
2016Material limits of silicon from state-of-the-art photoluminescence imaging techniques
Schindler, F.; Giesecke, J.; Michl, B.; Schön, J.; Krenckel, P.; Riepe, S.; Warta, W.; Schubert, M.C.
Konferenzbeitrag
2016Spatially resolved analysis of light induced degradation of multicrystalline PERC solar cells
Selinger, M.; Kwapil, W.; Schindler, F.; Krauß, K.; Fertig, F.; Michl, B.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz, Konferenzbeitrag
2015Efficiency Potential of p- and n-Type High Performance Multicrystalline Silicon
Schindler, F.; Michl, B.; Krenckel, P.; Riepe, S.; Feldmann, F.; Benick, J.; Warta, W.; Schubert, M.C.
Konferenzbeitrag, Zeitschriftenaufsatz
2015High efficiency multicrystalline silicon solar cells: Potential of n-type doping
Schindler, F.; Schön, J.; Michl, B.; Riepe, S.; Krenckel, P.; Benick, J.; Feldmann, F.; Hermle, M.; Glunz, S.W.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2015Iron related solar cell instability: Imaging analysis and impact on cell performance
Schubert, M.C.; Padilla, M.; Michl, B.; Mundt, L.; Giesecke, J.; Hohl-Ebinger, J.; Benick, J.; Warta, W.; Tajima, M.; Ogura, A.
Zeitschriftenaufsatz
2015Local Series Resistance Imaging of Silicon Solar Cells with Complex Current Paths
Padilla, M.; Michl, B.; Hagedorn, N.; Reichel, C.; Kluska, S.; Fell, A.; Kasemann, M.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2015Material limits of multicrystalline silicon in advanced solar cell processing
Michl, Bernhard
Dissertation
2015Potential gain in multicrystalline silicon solar cell efficiency by n-Type doping
Schindler, F.; Michl, B.; Kleiber, A.; Steinkemper, H.; Schön, J.; Kwapil, W.; Krenckel, P.; Riepe, S.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2015Spatially resolved impurity identification via temperature- and injection-dependent photoluminescence imaging
Mundt, L.; Schubert, M.C.; Schön, J.; Michl, B.; Niewelt, T.; Schindler, F.; Warta, W.
Zeitschriftenaufsatz
2014Characterizing local contact resistances of interdigitated back contact silicon solar cells
Padilla, M.; Michl, B.; Reichel, C.; Hagedorn, N.; Kluska, S.; Haag, S.; Keding, R.; Fell, A.; Kasemann, M.; Warta, W.; Schubert, M.C.
Konferenzbeitrag
2014Efficiency-limiting recombination in multicrystalline silicon solar cells
Schubert, M.C.; Schön, J.; Abdollahinia, A.; Michl, B.; Kwapil, W.; Schindler, F.; Heinz, F.; Padilla, M.; Giesecke, J.; Breitwieser, M.; Riepe, S.; Warta, W.
Konferenzbeitrag
2014Imaging techniques for quantitative silicon material and solar cell analysis
Michl, B.; Padilla, M.; Geisemeyer, I.; Haag, S.T.; Schindler, F.; Schubert, M.C.; Warta, W.
Zeitschriftenaufsatz
2014The potential of multicrystalline n-type silicon for high efficiency solar cells
Schindler, F.; Michl, B.; Kleiber, A.; Steinkemper, H.; Schön, J.; Kwapil, W.; Krenckel, P.; Riepe, S.; Warta, W.; Schubert, M.C.
Konferenzbeitrag
2014Short-circuit current density mapping for solar cells
Padilla, M.; Michl, B.; Thaidigsmann, B.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2014Solar cell efficiency losses due to impurities from the crucible in multicrystalline silicon
Schindler, F.; Michl, B.; Schön, J.; Kwapil, W.; Warta, W.; Schubert, M.
Zeitschriftenaufsatz
2014Spatially resolved determination of junction voltage of silicon solar cells
Höffler, H.; Al-Mohtaseb, H.; Wöhrle, N.; Michl, B.; Kasemann, M.; Haunschild, J.
Konferenzbeitrag, Zeitschriftenaufsatz
2014Suns-PLI as a powerful tool for spatially resolved fill factor analysis of solar cells
Michl, B.; Impera, D.; Bivour, M.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2014Voltage calibration of luminescence images of silicon solar cells
Höffler, H.; Al-Mohtaseb, H.; Haunschild, J.; Michl, B.; Kasemann, M.
Zeitschriftenaufsatz
2013Excellent average diffusion lenghts of 600 µm of n-Type multicrystalline silicon wafers after the full solar cell process including boron diffusion
Michl, B.; Benick, J.; Richter, A.; Bivour, M.; Yong, J.; Steeman, R.; Schubert, M.; Glunz, S.W.
Zeitschriftenaufsatz, Konferenzbeitrag
2013The impact of different diffusion temperature profiles on iron concentrations and carrier lifetimes in multicrystalline silicon wafers
Michl, B.; Schön, J.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2013Impact of impurities from crucible and coating on mc-silicon quality - the example of iron and cobalt
Schubert, M.C.; Schön, J.; Schindler, F.; Kwapil, W.; Abdollahinia, A.; Michl, B.; Riepe, S.; Schmid, C.; Schumann, M.; Meyer, S.; Warta, W.
Zeitschriftenaufsatz
2013Material limitations due to crucible impurities in multicrystalline silicon for high efficiency solar cells
Schindler, F.; Michl, B.; Schön, J.; Kwapil, W.; Warta, W.; Schubert, M.C.
Konferenzbeitrag
2013Wafer thickness optimization for silicon solar cells of heterogeneous material quality
Michl, B.; Kasemann, M.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2012Characterization of silicon heterojunctions on multicrystalline absorbers using injection-dependent photoluminescence imaging
Impera, D.; Bivour, M.; Michl, B.; Schubert, M.C.; Hermle, M.
Zeitschriftenaufsatz, Konferenzbeitrag
2012Contactless qualitative series resistance imaging on solar cells
Kasemann, M.; Reindl, L.M.; Michl, B.; Warta, W.; Schütt, A.; Carstensen, J.
Zeitschriftenaufsatz
2012Efficiency limiting bulk recombination in multicrystalline silicon solar cells
Michl, B.; Rüdiger, M.; Giesecke, J.A.; Hermle, M.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2012The European Project 20PLµS: 20 percent efficiency on less than 100 µm thick industrially feasible crystalline-Si solar cells
Terheiden, B.; Horbelt, R.; Schiele, Y.; Seren, S.; Ebser, J.; Hahn, G.; Morrison, D.; Heasman, K.; Devenport, S.; Holman, Z.; Descoeudres, A.; Wolf, S. de; Baliff, C.; Saint-Cast, P.; Michl, B.; Schmiga, C.; Weber, B.; Glunz, S.W.; Koentopp, M.B.; Scherff, M.; Ballmann, T.; Müller, J.W.; Antonelli, D.; Busto, C.; Grasso, F.; Ferrazza, F.; Tonelli, E.; Baert, K.; Duerinckx, F.; Cacciato, A.; Oswald, W.
Konferenzbeitrag
2012Full-wafer roller-NIL processes for silicon solar cell texturisation
Hauser, H.; Michl, B.; Walk, C.; Eisenlohr, J.; Benick, J.; Mellor, A.; Müller, C.; Hermle, M.; Bläsi, B.
Konferenzbeitrag
2012Honeycomb texturing of silicon via nanoimprint lithography for solar cell applications
Hauser, H.; Michl, B.; Schwarzkopf, S.; Kübler, V.; Müller, C.; Hermle, M.; Bläsi, B.
Zeitschriftenaufsatz
2012Modeling distribution and impact of efficiency limiting metallic impurities in silicon solar cells
Schubert, M.C.; Schön, J.; Michl, B.; Abdollahinia, A.; Warta, W.
Konferenzbeitrag
2012Photon management structures for solar cells
Bläsi, B.; Hauser, H.; Walk, C.; Michl, B.; Guttowski, A.; Mellor, A.; Benick, J.; Peters, M.; Jüchter, S.; Wellens, C.; Kübler, V.; Hermle, M.; Wolf, A.J.
Konferenzbeitrag
2012Separation of front and backside surface recombination by photoluminescence imaging on both wafer sides
Michl, B.; Giesecke, J.A.; Warta, W.; Schubert, M.C.
Zeitschriftenaufsatz
2011All-contactless measurement of series resistance distributions on solar cells with photoluminescence imaging
Kasemann, M.; Reindl, L.M.; Michl, B.; Warta, W.; Schütt, A.; Carstensen, J.
Konferenzbeitrag
2011From Injection Dependent Lifetime to Solar Cell Efficiency
Michl, B.; Rüdiger, M.; Giesecke, J.A.; Hermle, M.; Warta, W.; Schubert, M.C.
Konferenzbeitrag
2011Minority carrier lifetime imaging of silicon wafers calibrated by quasi-steady-state photoluminescence
Giesecke, J.A.; Schubert, M.C.; Michl, B.; Schindler, F.; Warta, W.
Zeitschriftenaufsatz
2011Minority carrier lifetime of silicon solar cells from quasi-steady-state photoluminescence
Giesecke, J.A.; Michl, B.; Schindler, F.; Schubert, M.C.; Warta, W.
Zeitschriftenaufsatz
2011Nanoimprint lithography for honeycomb texturing of multicrystalline silicon
Hauser, H.; Michl, B.; Kübler, V.; Schwarzkopf, S.; Müller, C.; Hermle, M.; Bläsi, B.
Konferenzbeitrag, Zeitschriftenaufsatz
2011Photon Management Structures Based on Interference Lithography
Bläsi, B.; Hauser, H.; Walk, C.; Michl, B.; Kübler, V.; Wolf, A.J.
Zeitschriftenaufsatz
2011Spatially resolved carrier lifetime calibrated via quasi-steady-state photoluminescence
Giesecke, J.A.; Michl, B.; Schindler, F.; Schubert, M.C.; Warta, W.
Konferenzbeitrag, Zeitschriftenaufsatz
2010Development of nanoimprint lithography for solar cell texturisation
Hauser, H.; Michl, B.; Schwarzkopf, S.; Müller, C.; Hermle, M.; Bläsi, B.
Konferenzbeitrag
2010Evaluating luminescence based voltage images of silicon solar cells
Glatthaar, M.; Haunschild, J.; Zeidler, R.; Demant, M.; Greulich, J.; Michl, B.; Warta, W.; Rein, S.; Preu, R.
Zeitschriftenaufsatz
2010Nanoimprint lithography for solar cell texturisation
Hauser, H.; Berger, P.; Michl, B.; Müller, C.; Schwarzkopf, S.; Hermle, M.; Bläsi, B.
Konferenzbeitrag
2010The role of material quality in EWT and standard solar cells on multicrystalline standard and UMG silicon material
Schubert, M.C.; Rüdiger, M.; Michl, B.; Schindler, F.; Kwapil, W.; Giesecke, J.; Hermle, M.; Warta, W.; Ferré, R.; Wade, R.; Petter, K.
Konferenzbeitrag
2008Application of luminescence imaging based series resistance measurement methods in an industrial environment
Michl, B.; Kasemann, M.; Giesecke, J.; Glatthaar, M.; Schütt, A.; Carstensen, J.; Föll, H.; Rein, S.; Warta, W.; Nagel, H.
Konferenzbeitrag
2008Determination of minority carrier diffusion lengths in silicon solar cells from photoluminescence images
Giesecke, J.; Kasemann, M.; Schubert, M.C.; Michl, B.; The, M.; Warta, W.; Würfel, P.
Konferenzbeitrag
2008Investigations on the pre-breakdown of multicrystalline silicon solar cells
Kwapil, W.; Kasemann, M.; Giesecke, J.; Michl, B.; Warta, W.
Konferenzbeitrag
2008Progress in silicon solar cell characterization with infrared imaging methods
Kasemann, M.; Kwapil, W.; Walter, B.; Giesecke, J.; Michl, B.; The, M.; Wagner, J.-M.; Bauer, J.; Schütt, A.; Carstensen, J.; Kampwerth, H.; Gundel, P.; Schubert, M.C.; Bardos, R.A.; Föll, H.; Nagel, H.; Würfel, P.; Trupke, T.; Breitenstein, O.; Warta, W.; Glunz, S.W.
Konferenzbeitrag
2008Spatially resolved silicon solar cell characterization using infrared imaging methods
Kasemann, M.; Kwapil, M.; Schubert, M.C.; Habenicht, H.; Walter, B.; The, M.; Kontermann, S.; Rein, S.; Breitenstein, O.; Bauer, J.; Lotnyk, A.; Michl, B.; Nagel, H.; Schütt, A.; Carstensen, J.; Föll, H.; Trupke, T.; Augarten, Y.; Kampwerth, H.; Bardos, R.A.; Pingel, S.; Berghold, J.; Warta, W.; Glunz, S.W.
Konferenzbeitrag
2007Thermo-mechanical reliability of 3D-integrated microstructures in stacked silicon
Wunderle, B.; Mrossko, R.; Wittler, O.; Kaulfersch, E.; Ramm, P.; Michl, B.; Reichl, H.
Konferenzbeitrag