Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2018Advanced BBr3 diffusion with second deposition step for selective emitter formation by laser doping
Lohmüller, S.; Lohmüller, E.
Journal Article
2018Analytical modeling of the temporal evolution of hot spot temperatures in silicon solar cells
Wasmer, S.; Rajsrima, N.; Geisemeyer, I.; Fertig, F.; Greulich, J.; Rein, S.
Journal Article
2018Bifacial p-type silicon shingle solar cells - the "pSPEER" concept
Baliozian, P.; Lohmüller, E.; Fellmeth, T.; Wöhrle, N.; Krieg, A.; Preu, R.
Journal Article
2018Front side metallization of silicon solar cells by direct printing of molten metal
Gerdes, B.; Jehle, M.; Lass, N.; Riegger, L.; Spribille, A.; Linse, M.; Clement, F.; Zengerle, R.; Koltay, P.
Journal Article
2018Impact of solidification dynamics on crystal properties of silicon molten by a nanosecond laser pulse
Meyer, F.; Büchler, A.; Brand, A.A.; Dasa, M.K.; Nekarda, J.F.; Preu, R.
Journal Article
2017Analysis of the losses of industrial-type PERC solar cells
Saint-Cast, P.; Werner, S.; Greulich, J.; Jäger, U.; Lohmüller, E.; Höffler, H.; Preu, R.
Journal Article
2017Angle-dependent reflectance of isotextured silicon
Alapont Sabater, A.; Greulich, J.; Tucher, N.; Bläsi, B.; Glunz, S.W.
Conference Paper
2017Bifacial p-type silicon PERL solar cells with screen-printed pure silver metallization and 89% bifaciality
Lohmüller, E.; Werner, S.; Norouzi, M.H.; Mack, S.; Demant, M.; Gutscher, S.; Saint-Cast, P.; Wasmer, S.; Wöhrle, N.; Bitnar, B.; Steckemetz, S.; Palinginis, P.; Neuhaus, H.; König, M.; Wolf, A.
Conference Paper
2017Challenges for lowly-doped phosphorus emitters in silicon solar cells with screen-printed silver contacts
Werner, S.; Lohmüller, E.; Maier, S.; Mourad, S.; Wolf, A.
Journal Article, Conference Paper
2017Comparison of inline hot spot detection and evaluation algorithms for crystalline silicon solar cells
Wasmer, S.; Geisemeyer, I.; Pfengler, D.; Greulich, J.; Rein, S.
Conference Paper
2017A cost-driven research strategy towards industrially feasible high-efficiency back-contact back-junction silicon solar cells
Huyeng, J.; Spribille, A.; Nold, S.; Efinger, R.; Keding, R.; Doll, O.; Clement, F.
Conference Paper
2017Development and characterization of multifunctional PassDop layers for local p+-laser doping
Norouzi, M.; Saint-Cast, P.; Lohmüller, E.; Steinhauser, B.; Benick, J.; Werner, S.; Bitnar, B.; Palinginis, P.; Neuhaus, H.; Hofmann, M.; Wolf, A.
Journal Article, Conference Paper
2017The development of shingled cells and modules
Preu, R.
Presentation
2017Experimental verification of internal resistance moldels for PERT-type solar cells
Meier, S.; Unmüßig, S.; Brand, A.; Saint-Cast, P.; Fellmeth, T.; Wolf, A.; Glunz, S.
Journal Article, Conference Paper
2017Fast co-diffusion process for bifacial n-type solar cells
Meier, S.; Maier, S.; Demberger, C.; Wolf, A.; Biro, D.; Glunz, S.W.
Journal Article
2017Fluid dynamic modeling of an industrial wet chemical process bath for the production of silicon solar cells
Mohr, L.; Zimmer, M.; Moldovan, A.; Menschick, M.; Mandlmeier, B.; Müller, C.
Conference Paper
2017High throughput printing for highly efficient cost-effective Si solar cells
Clement, F.; Lorenz, A.; Pospischil, M.; Biro, D.; Brocker, H.; Bangel, D.; Greutmann, R.; Lehner, M.; Ott, T.; Hage, F.; Oppelt, K.; Honold, T.; Wende, L.; Ringel, M.; Senne, A.; Rohde, J.; Preu, R.
Conference Paper
2017Identification of defect-suppressing grain boundaries in multicrystalline silicon based on measurements of as-cut wafers using advanced image processing
Strauch, T.; Demant, M.; Krenckel, P.; Riepe, S.; Rein, S.
Conference Paper
2017Impact of material and process variations on the distribution of multicrystalline silicon PERC cell efficiencies
Wasmer, S.; Greulich, J.; Höffler, H.; Wöhrle, N.; Demant, M.; Fertig, F.; Rein, S.
Journal Article
2017Increasing the efficiency of multicrystalline silicon PERC solar cells from currently 19% to 20%
Greulich, J.; Lohmüller, E.; Saint-Cast, P.; Werner, S.; Wasmer, S.; Horst, A.J. van der; Preu, R.
Conference Paper
2017Influence of surface preparation and cleaning on the passivation of boron diffused silicon surfaces for high efficiency photovoltaics
Ali, H.; Moldovan, A.; Mack, S.; Wilson, M.; Schoenfeld, W.V.; Davis, K.O.
Journal Article
2017Influence of the transparent electrode sputtering process on the interface passivation quality of silicon heterojunction solar cells
Tutsch, Leonard; Bivour, Martin; Wolke, Winfried; Hermle, Martin; Rentsch, Jochen
Conference Paper
2017Inline PECVD deposition of a-Si layers for heterojunction solar cells on an industrial scale
Temmler, J.; Moldovan, A.; Putra, D.; Bivour, M.; Rentsch, J.
Conference Paper
2017Internal resistance of rear totally diffused solar cells with line shaped contacts
Meier, S.; Saint-Cast, P.; Wöhrle, N.; Fell, A.; Greulich, J.; Wolf, A.; Glunz, S.W.
Journal Article
2017Key aspects for fabrication of p-type Cz-Si PERC solar cells exceeding 22% conversion efficiency
Werner, S.; Lohmüller, E.; Saint-Cast, P.; Greulich, J.M.; Weber, J.; Schmidt, S.; Moldovan, A.; Brand, A.A.; Dannenberg, T.; Mack, S.; Wasmer, S.; Demant, M.; Linse, M.; Ackermann, R.; Wolf, A.; Preu, R.
Conference Paper
2017A laser induced forward transfer process for selective boron emitters
Fernandez-Robledo, S.; Nekarda, J.; Büchler, A.
Journal Article
2017Laser transfer and firing of NiV seed layer for the metallization of silicon heterojunction solar cells by Cu-plating
Rododfili, A.; Wolke, W.; Kroely, L.; Bivour, M.; Cimiotti, G.; Bartsch, J.; Glatthaar, M.; Nekarda, J.
Journal Article
2017Laser-transferred niv-seed for the metallization of silicon heterojunction solar cells by Cu-plating
Rodofili, A.; Wolke, W.; Kroely, L.; Bivour, M.; Cimiotti, G.; Bartsch, J.; Glatthaar, M.; Nekarda, J.
Conference Paper
2017Metallisation of boron-doped polysilicon layers by screen printed silver pastes
Mack, S.; Schube, J.; Fellmeth, T.; Feldmann, F.; Lenes, M.; Luchies, J.-M.
Journal Article
2017A new pilot research facility for HJT and selective contact solar cells - PV-TEC SELECT
Rentsch, J.; Bivour, M.; Erath, D.; Feldmann, F.; Fischer, A.; Mack, S.; Moldovan, A.; Temmler, J.; Hermle, M.; Glunz, S.W.; Preu, R.
Conference Paper
2017On the nature of emitter diffusion and screen-printing contact formation on nanostructured silicon surfaces
Kafle, B.; Freund, T.; Schön, J.; Werner, S.; Lorenz, A.; Wolf, A.; Saint-Cast, P.; Clochard, L.; Duffy, E.; Hofmann, M.; Rentsch, J.
Journal Article
2017Passivierte Siliciummaterialien für Li-Ionenbatteriezellen
Gentischer, H.; Hulitz, S.; Mader, M.; Singh, R.; Keding, R.; Preu, R.; Biro, D.
Presentation
2017Review of tools and approaches for inline quality control in high efficiency silicon solar cell production
Haunschild, J.; Greulich, J.; Höffler, H.; Wasmer, S.; Emanuel, G.; Krieg, A.; Friedrich, L.; Rein, S.
Conference Paper
2017Screen-printed metallization for p-Type poly-Si passivated contacts formed by LPCVD
Mack, S.; Fellmeth, T.; Schube, J.; Feldmann, F.; Lenes, M.; Luchies, J.R.M.
Conference Paper
2017Selective boron emitters using laser-induced forward transfer versus laser doping from borosilicate glass
Fernandez-Robledo, S.; Kluska, S.; Greulich, J.; Nekarda, J.
Journal Article
2017The SPEER solar cell - simulation study of shingled bifacial PERC-technology-based stripe cells
Wöhrle, N.; Fellmeth, T.; Lohmüller, E.; Baliozian, P.; Fell, A.; Preu, R.
Conference Paper
2017Suitability of POCL3 diffusion processes with in-situ oxidation for forming laser-doped selective emitters with low carrier recombination
Werner, S.; Lohmüller, E.; Weber, J.; Wolf, A.
Conference Paper
2017Transmission electron microscopy based interface analysis of the origin of the variation in surface recombination of silicon for different surface preparation methods and passivation materials
Ali, H.; Moldovan, A.; Mack, S.; Schoenfeld, W.V.; Davis, K.O.
Journal Article
2017Ultrafast in-line capable regeneration process for preventing light induced degradation of boron-doped p-type Cz-silicon PERC solar cells
Brand, A.; Krauß, K.; Wild, P.; Schörner, S.; Gutscher, S.; Roder, S.; Rein, S.; Nekarda, J.
Conference Paper
2017Validation of analytic modelling of local rear contacts in PERC/PERL solar cells
Saint-Cast, P.; Wöhrle, N.; Greulich, J.M.
Conference Paper
201620% efficient n-type Cz-Si MWT solar cells with adjustable reverse behavior
Lohmüller, E.; Werner, S.; Maus, S.; Brand, A.; Jäger, U.; Clement, F.
Journal Article
2016Activation Energy of Negative Fixed Charges in Thermal ALD Al2O3
Kühnhold-Pospischil, S.; Saint-Cast, P.; Richter, A.; Hofmann, M.
Journal Article
2016Adhesion quality of evaporated aluminum layers on passivation layers for rear metallization of silicon solar cells
Kumm, J.; Hartmann, P.; Eberlein, D.; Wolf, A.
Journal Article
2016All-diffused back-contact back-junction solar cell with aluminum-alloyed emitter - experiment and simulation
Wöhrle, N.; Kimmerle, A.; Greulich, J.; Wolf, A.
Journal Article
2016Alternative Inline Analysis of Acidic Etching Baths
Mohr, L.; Dannenberg, T.; Zimmer, M.; Rentsch, J.
Conference Paper
2016Analysis of Al diffusion processes in TiN barrier layers for the application in silicon solar cell metallization
Kumm, J.; Samadi, H.; Chacko, R.V.; Hartmann, P.; Wolf, A.
Journal Article
2016Analysis of grain structure evolution based on optical measurements of mc Si wafers
Strauch, T.; Demant, M.; Krenckel, P.; Riepe, S.; Rein, S.
Journal Article
2016Analysis of grain structure evolution via image processing based on optical measurements of mc Si wafers
Strauch, T.; Demant, M.; Krenckel, P.; Riepe, S.; Rein, S.
Conference Paper
2016Bifacial potential of single- and double-sided collecting silicon solar cells
Fertig, F.; Wöhrle, N.; Greulich, J.; Krauß, K.; Lohmüller, E.; Meier, S.; Wolf, A.; Rein, S.
Journal Article
2016biPERC silicon solar cells enabling bifacial applications for industrial solar cells with passivated rear sides
Krauss, K.; Fertig, F.; Greulich, J.; Rein, S.; Preu, R.
Journal Article
2016Economic feasibility of bifacial silicon solar cells
Fertig, F.; Nold, S.; Wöhrle, N.; Greulich, J.; Hädrich, I.; Krauß, K.; Mittag, M.; Biro, D.; Rein, S.; Preu, R.
Journal Article
2016Extending the limits of screen-printed metallization of phosphorus- and boron-doped surfaces
Werner, S.; Lohmüller, E.; Wolf, A.; Clement, F.
Journal Article, Conference Paper
2016Fast Regeneration Process to Avoid Light-Induced Degradation in Multicrystalline Silicon Solar Cells
Krauß, K.; Brand, A.; Fertig, F.; Rein, S.; Nekarda, J.
Journal Article
2016Flexo-printed busbarless solar cells for multi-wire interconnection
Lorenz, A.; Gredy, C.; Senne, A.; Beyer, S.; Yao, Y.; Papet, P.; Ufheil, J.; Reinecke, H.
Journal Article, Conference Paper
2016Flexographic printing - towards an advanced front side metallization approach with high throughput and low silver consumption
Lorenz, A.; Gredy, C.; Beyer, S.; Yao, Y.; Papet, P.; Ufheil, J.; Senne, A.; Reinecke, H.; Clement, F.
Journal Article
2016Impact of Firing Temperature Profiles on Local BSF Formation in PERC Solar Cells
Mack, S.; Richter, P.; Werner, S.; Clement, F.; Wolf, A.
Conference Paper
2016Influence of surface near doping concentration on contact formation of silver thick film contacts
Rothhardt, P.; Meier, S.; Hoenig, R.; Wolf, A.; Biro, D.
Journal Article
2016Inline quality rating of multi-crystalline wafers based on photoluminescence images
Demant, M.; Rein, S.; Haunschild, J.; Strauch, T.; Höffler, H.; Broisch, J.; Wasmer, S.; Sunder, K.; Anspach, O.; Brox, T.
Journal Article, Conference Paper
2016Microcracks in silicon wafers I: Inline detection and implications of crack morphology on wafer strength
Demant, M.; Welschehold, T.; Oswald, M.; Bartsch, S.; Brox, T.; Schoenfelder, S.; Rein, S.
Journal Article
2016Microcracks in silicon wafers II: Implications on solar cell characteristics, statistics and physical origin
Demant, M.; Welschehold, T.; Kluska, S.; Rein, S.
Journal Article
2016On the emitter formation in nanotextured silicon solar cells to achieve improved electrical performances
Kafle, B.; Schön, J.; Fleischmann, C.; Werner, S.; Wolf, A.; Clochard, L.; Duffy, E.; Hofmann, M.; Rentsch, J.
Journal Article
2016Ozone-Based Surface Conditioning Focused on an Improved Passivation for SHJ Solar Cells
Moldovan, A.; Dannenberg, T.; Temmler, J.; Kroely, L.; Zimmer, M.; Rentsch, J.
Journal Article, Conference Paper
2016PC1Dmod 6.2 - improved simulation of c-Si devices with updates on device physics and user interface
Haug, H.; Greulich, J.
Journal Article, Conference Paper
2016Photovoltaic Development Standardizing Based on Roadmaps and Technology Readiness Levels
Baliozian, P.; Mourad, S.; Morse, D.; Kim, S.; Friedrich, L.; Preu, R.
Conference Paper
2016Plasma-Free Dry-Chemical Texturing Process for High-Efficiency Multicrystalline Silicon Solar Cells
Kafle, B.; Freund, T.; Mannan, A.; Clochard, L.; Duffy, E.; Werner, S.; Saint-Cast, P.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper, Journal Article
2016Precise parameterization of the recombination velocity at passivated phosphorus doped surfaces
Kimmerle, A.; Rahman, M.M.; Werner, S.; Mack, S.; Wolf, A.; Richter, A.; Haug, H.
Journal Article
2016Screen-printed metallization concepts for large-area back-contact back-junction silicon solar cells
Hendrichs, M.; Padilla, M.; Walter, J.; Clement, F.; Rech, B.
Journal Article
2016Simplified fabrication of n-type Cz-Si HIP-MWT+ solar cells with 20% efficiency using laser structuring
Lohmüller, E.; Werner, S.; Maus, S.; Brand, A.; Jäger, U.; Nekarda, J.; Clement, F.
Journal Article, Conference Paper
2016Status of FolMet Technology: How to Produce PERC Cells More Cheaply than Al-BSF Cells
Nekarda, J.; Graf, M.; John, O.; Nold, S.; Nagel, H.; Eberlein, D.; Kraf,t A.; Böhme, R.; Streek, A.; Preu, R.
Journal Article
2016Towards a 300 WP p-Type HIP-MWT-Module - Simulation, Experimental Results and Costs
Spribille, A.; Savisalo, T.; Kraft, A.; Eberlein, D.; Ebert, M.; Fellmeth, T.; Nold, S.; Pantsar, H.; Clement, F.
Conference Paper
2016Towards understanding the characteristics of Ag-Al spiking on boron-doped silicon for solar cells
Wöhrle, N.; Lohmüller, E.; Greulich, J.; Werner, S.; Mack, S.
Journal Article
2016Understanding process-related efficiency variations of mc-Si PERC cells
Wasmer, S.; Greulich, J.; Höffler, H.; Wöhrle, N.; Rein, S.
Journal Article
2015Analysis and performance of dispensed and screen printed front side contacts at cell and module level
Rodriguez, C.; Pospischil, M.; Padilla, A.; Kuchler, M.; Klawitter, M.; Geipel, T.; Padilla, M.; Fellmeth, T.; Brand, A.; Efinger, R.; Linse, M.; Gentischer, H.; König, M.; Hörteis, M.; Wende, L.; Doll, O.; Clement, F.; Biro, D.
Conference Paper
2015Carrier-diffusion corrected J0-analysis of charge carrier lifetime measurements for increased consistency
Kimmerle, A.; Greulich, J.; Wolf, A.
Journal Article, Conference Paper
2015Characterisation of intrinsic silicon oxide absorber layers for use in silicon thin film solar cells
Holinski, S.; Borchert, D.; Hohage, S.; Meiners, B.-M.; Schäfer, P.
Journal Article
2015Codiffusion sources and barriers for the assembly of back-contact back-junction solar cells
Bin Tanvir, N.; Keding, R.; Rothhardt, P.; Meier, S.; Wolf, A.; Reinecke, H.; Biro, D.
Journal Article
2015Comprehensive comparison of different fine line printing technologies addressing the seed and plate approach with Ni-Cu-plating
Lorenz, A.; Kraft, A.; Gredy, C.; Filipovic, A.; Binder, S.; Krüger, K.; Bartsch, J.; Clement, F.; Biro, D.; Preu, R.; Reinecke, H.
Conference Paper
2015Comprehensive simulation and acceleration of the foil-metallization laser process
Graf, M.; Nekarda, J.; Lazzarotto Togny, F.; Streek, A.; Böhme, R.; Preu, R.
Journal Article, Conference Paper
2015Degradation of hydrogenated amorphous silicon passivation films caused by sputtering deposition
Meiners, B.-M.; Borchert, D.; Hohage, S.; Holinksi, S.; Schäfer, P.
Journal Article
2015Development, characterization and modelling of doping profile, contact resistance, and metal spiking in diffused and screen-printed boron emitters
Wöhrle, N.; Lohmüller, E.; Werner, S.; Greulich, J.
Conference Paper
2015Electrical properties of the rear contact structure of MWT silicon solar cells
Lohmüller, E.; Thanasa, M.; Thaidigsmann, B.; Clement, F.; Biro, D.
Journal Article
2015An emperical method for imaging the short circuit current density in silicon solar cells based on dark lock-in thermography
Breitenstein, O.; Fertig, F.; Bauer, J.
Journal Article
2015Evaluation of flexographic printing technology for multi-busbar solar cells
Lorenz, A.; Senne, A.; Rohde, J.; Kroh, S.; Wittenberg, M.; Krüger, K.; Clement, F.; Biro, D.
Journal Article, Conference Paper
2015Evaluation of screen-printed metallization concepts for large-area BC-BJ solar cells
Hendrichs, M.; Padilla, M.; Walter, J.; Clement, F.; Fell, A.; Rech, B.
Conference Paper
2015Foil metallization process for PERC solar cells towards industrial feasibility
Graf, M.; Eberlein, D.; Nagel, H.; Nekarda, J.; Böhme, R.; Streek, A.; Preu, R.
Conference Paper
2015Grain-to-grain contrasts in photoluminescence images of silicon wafers
Höffler, H.; Haunschild, J.; Rein, S.
Journal Article, Conference Paper
2015Honeycomb structure on multicrystalline silicon Al-BSF solar cell with 17.8% efficiency
Volk, A.-K.; Tucher, N.; Seiffe, J.; Hauser, H.; Zimmer, M.; Bläsi, B.; Hofmann, M.; Rentsch, J.
Journal Article
2015Impact of boron doping profiles on the specific contact resistance of screen printed Ag-Al contacts on silicon
Lohmüller, E.; Werner, S.; Hoenig, R.; Greulich, J.; Clement, F.
Journal Article, Conference Paper
2015Impact of rear side roughness on optical and electrical properties of a high-efficiency solar cell
Richter, M.; Saint-Cast, P.; Dannenberg, T.; Zimmer, M.; Rentsch, J.
Journal Article, Conference Paper
2015Impact of texture roughness on the front-side metallization of stencil-printed silicon solar cells
Lorenz, A.; Strauch, T.; Demant, M.; Fellmeth, T.; Barnes Hofmeister, T.; Linse, M.; Dannenberg, T.; Seiffe, J.; Clement, F.; Biro, D.; Reinecke, H.; Preu, R.
Journal Article
2015Industrial N-type PERL cells with screen printed front side electrodes approaching 21% efficiency
Jäger, U.; Steinhauser, B.; Benick, J.; Chong, E.; Lam, J.; Steeman, R.; Rostan, H.; Nekarda, J.; Hermle, M.
Conference Paper
2015Inkjet technology for crystalline silicon photovoltaics
Stüwe, D.; Mager, D.; Biro, D.; Korvink, J.G.
Journal Article
2015Investigating the impact of parameter and process variations on multicrystalline PERC cell efficiency
Wasmer, S.; Greulich, J.; Höffler, H.; Haunschild, J.; Demant, M.; Rein, S.
Conference Paper
2015Light-induced degradation of PECVD aluminium oxide passivated silicon solar cells
Fertig, F.; Krauß, K.; Rein, S.
Journal Article
2015Light-induced degradation of silicon solar cells with aluminium oxide passivated rear side
Krauss, K.; Fertig, F.; Menzel, D.; Rein, S.
Journal Article, Conference Paper
2015Long-term and annealing stable, solderable PVD metallization with optimized Al diffusion barrier
Kumm, J.; Chacko, R.V.; Samadi, H.; Hartmann, P.; Eberlein, D.; Jäger, U.; Wolf, A.
Journal Article, Conference Paper
2015Luminescent polymeric film containing an Eu(III) complex acting as UV protector and down-converter for Si-based solar cells and modules
González-Pérez, S.; Sanchiz, J.; Gonzalez-Diaz, B.; Holinski, S.; Borchert, D.; Hernandez-Rodriguez, C.; Guerrero-Lemus, R.
Journal Article, Conference Paper
2015Nanostructuring of c-Si surface by F2-based atmospheric pressure dry texturing process
Kafle, B.; Seiffe, J.; Clochard, L.; Duffy, E.; Rentsch, J.; Hofmann, M.
Journal Article
2015Nanotextured multicrystalline Al-BSF solar cells reaching 18% conversion efficiency using industrially viable solar cell processes
Bishal, K.; Mannan, A.; Freund, T.; Clochard, L.; Duffy, E.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article
2015A new cost-effective polymeric film containing an Eu(III) complex acting as UV protector and down-converter for Si-based solar cells and modules
Monzon-Hierro, T.; Sanchiz, J.; González-Pérez, S.; Gonzalez-Diaz, B.; Holinski, S.; Borchert, D.; Hernandez-Rodriguez, C.; Guerrero-Lemus, R.
Journal Article
2015A new method for the determination of the dopant-related base resistivity despite the presence of thermal donors
Broisch, J.; Haunschild, J.; Rein, S.
Journal Article
2015Optical simulation and analysis of iso-textured silicon solar cells and modules including light trapping
Greulich, J.; Volk, A.-K.; Wöhrle, N.; Hädrich, I.; Wiese, M.; Hermle, M.; Rein, S.
Journal Article, Conference Paper
2015Optimization of BBr3 diffusion processes for n-type silicon solar cells
Werner, S.; Lohmüller, E.; Belledin, U.; Vlooswijk, A.H.G.; Naber, R.C.G.; Mack, S.; Wolf, A.
Conference Paper
2015Overcoming systematic photocurrent calculation errors in ray tracing simulations
Wöhrle, N.; Greulich, J.
Journal Article, Conference Paper
2015PC1Dmod 6.1 - state-of-the-art models in a well-known interface for improved simulation of Si solar cells
Haug, H.; Greulich, J.; Kimmerle, A.; Stensrud Marstein, E.
Journal Article, Conference Paper
2015Progress on industrial solar cell front side metallization by parallel dispensing technology
Pospischil, M.; Kuchler, M.; Klawitter, M.; Efinger, R.; Rodriguez, C.; Padilla, A.; Gentischer, H.; König, M.; Hörteis, M.; Wende, L.; Mette, A.; Clement, F.; Preu, R.; Biro, D.
Conference Paper
2015Pseudo FF and Voc analysis of Cz-Si based low concentrator solar cells
Fellmeth, T.; Clement, F.; Biro, D.
Journal Article, Conference Paper
2015Relation between light trapping and surface topography of plasma textured crystalline silicon wafers
Souren, F.M.M.; Rentsch, J.; Sanden, M.C.M. van de
Journal Article
2015Resistivity, doping concentrations, and carrier mobilities in compensated N- and P-type Czochralski silicon: Comparison of measurements and simulations and consistent description of material parameters
Broisch, J.; Schindler, F.; Schubert, M.C.; Fertig, F.; Soiland, A.-K.; Rein, S.
Journal Article
2015Short-circuit current density imaging methods for silicon solar cells
Fertig, F.; Padilla, M.; Breitenstein, O.; Höffler, H.; Geisemeyer, I.; Schubert, M.C.; Rein, S.
Journal Article, Conference Paper
2015Short-circuit current density imaging via PL image evaluation based on implied voltage distribution
Höffler, H.; Breitenstein, O.; Haunschild, J.
Journal Article
2015Sputter damage to amorphous silicon layers for heterojunction solar cells
Meiners, B.-M.; Holinski, S.; Schäfer, P.; Hohage, S.; Borchert, D.
Conference Paper
2015Status and perspective of emitter formation by POCl3-diffusion
Wolf, A.; Kimmerle, A.; Werner, S.; Maier, S.; Belledin, U.; Meier, S.; Biro, D.
Conference Paper
2015Tunnel oxide passivated carrier-selective contacts based on ultra-thin SiO2 layers
Moldovan, A.; Feldmann, F.; Zimmer, M.; Rentsch, J.; Hermle, M.; Benick, J.
Journal Article, Conference Paper
2015Tunnel oxide passivated carrier-selective contacts based on ultra-thin SiO2 layers grown by photo-oxidation or wet-chemical oxidation in ozonized water
Moldovan, A.; Feldmann, F.; Kaufmann, K.; Richter, S.; Werner, M.; Hagendorf, C.; Zimmer, M.; Rentsch, J.; Hermle, M.
Conference Paper
201419.9 % efficient bifacial n-type solar cell produced by co-diffusion-cobin
Rothhardt, P.; Meier, S.; Jiang, K.; Wolf, A.; Biro, D.
Conference Paper
2014A-SIO:H thin films with increased light induced degradation stability for thin film silicon solar cells
Holinski, S.; Borchert, D.; Hohage, S.; Meiners, B.-M.; Schäfer, P.; Westrich, T.
Conference Paper
2014Advanced metallization concepts for p-type silicon Metal-Wrap-Through (MWT) solar cells
Hendrichs, M.; Thaidigsmann, B.; Lohmüller, E.; Nold, S.; Clement, F.; Biro, D.; Rech, B.; Preu, R.
Journal Article
2014All-purpose cell and module architecture for low-irradiance and concentrator applications
Fellmeth, T.; Ebert, M.; Efinger, R.; Hädrich, I.; Clement, F.; Eitner, U.
Journal Article
2014Analysing the lateral series resistance of high-performance metal wrap through solar cells
Greulich, J.; Thaidigsmann, B.; Rein, S.
Journal Article
2014An analytical model for interdigitated back contact solar cells
Saint-Cast, P.; Padilla, M.; Kimmerle, A.; Reichel, C.
Journal Article
2014Analytical modeling of industrial-related silicon solar cells
Fellmeth, T.; Clement, F.; Biro, D.
Journal Article
2014The BOSCO solar cell - a both sides collecting and contacted structure
Fertig, F.; Krauß, K.; Greulich, J.; Clement, F.; Biro, D.; Preu, R.; Rein, S.
Journal Article
2014The BOSCO Solar Cell: Double-sided Collection and Bifacial Operation
Fertig, F.; Krauß, K.; Greulich, J.; Clement, F.; Biro, D.; Preu, R.; Rein, S.
Journal Article, Conference Paper
2014Characterisation of Ultra-Thin µc-Si Films for Silicon Heterojunction Solar Cells
Wernerus, H.; Bivour, M.; Kroely, L.; Hermle, M.; Wolke, W.
Conference Paper
2014Determination of the dopant-related base resistivity in presence of thermal donors
Broisch, J.; Haunschild, J.; Rein, S.
Conference Paper
2014Developing a high throughput metallization approach for silicon solar cells based on flexographic printing
Lorenz, A.; Kalio, A.; Barnes Hofmeister, T.; Kroh, S.; Kraft, A.; Bartsch, J.; Clement, F.; Biro, D.
Conference Paper
2014Developing a high throughput printing technology for silicon solar cell front side metallisation using flexography
Lorenz, A.; Kalio, A.; Hofmeister, T.B.; Kraft, A.; Bartsch, J.; Clement, F.; Reinecke, H.; Biro, D.
Journal Article
2014Efficiency potential simulation for an industrially feasible LFC-PERC concept with sensitivity analysis on crucial cell parameters
Wöhrle, N.; Greulich, J.; Graf, M.; Hermle, M.; Rein, S.
Conference Paper
2014Fluid wrap around during wet chemical single side treatments
Richter, M.; Narayanan, S.; Hain, A.; Zimmer, M.; Rentsch, J.; Reinecke, H.
Conference Paper
2014Heavily doped Si:P emitters of crystalline Si solar cells: Recombination due to phosphorus precipitation
Min, B.; Wagner, H.; Dastgheib-Shirazi, A.; Kimmerle, A.; Kurz, H.; Altermatt, P.P.
Journal Article
2014High-temperature Degradation in Plasma-enhanced Chemical Vapor Deposition Al2O3 Surface Passivation Layers on Crystalline Silicon
Kühnhold, S.; Saint-Cast, P.; Kafle, B.; Hofmann, M.; Colonna, F.; Zacharias, M.
Journal Article
2014The HIP-MWT+ solar cell concept on N-type silicon and metallization-induced voltage losses
Lohmüller, E.; Werner, S.; Thaidigsmann, B.; Wöhrle, N.; Mack, S.; Clement, F.; Biro, D.
Conference Paper
2014Implementation of Fermi-Dirac statistics and advanced models in PC1D for precise simulations of silicon solar cells
Haug, H.; Kimmerle, A.; Greulich, J.; Wolf, A.; Stensrud Marstein, E.
Journal Article, Conference Paper
2014Increased Reliability for J0-Analysis by QSSPC
Kimmerle, A.; Rothhardt, P.; Wolf, A.; Sinton, R.A.
Conference Paper
2014Influence of rear-side passivation on solar cell performance of bosco solar cells
Krauß, K.; Fertig, F.; Greulich, J.; Clement, F.; Biro, D.; Preu, R.; Rein, S.
Conference Paper
2014Inkjet-printing for maskless separation of metal structures for back-contact silicon solar cells
Stüwe, D.; Hartmann, P.; Keding, R.; Thaidigsmann, B.; Clement, F.; Prokopiak, S.; Fastnacht, P.; Jesswein, R.; Geppert, T.; Woehl, R.; Korvink, J.G.; Biro, D.
Journal Article
2014Inline quality control of passivation stacks in high-efficiency silicon solar cell concepts
Greulich, J.; Wöhrle, N.; Krieg, A.; Rein, S.
Conference Paper
2014Investigation of anti-reflection-coating stacks for silicon heterojunction solar cells
Meiners, B.-M.; Holinski, S.; Schäfer, P.; Hohage, S.; Borchert, D.
Conference Paper
2014Investigations on the passivation mechanism of AlN:H and AlN:H-SiN:H stacks
Krugel, G.; Jenkner, F.; Moldovan, A.; Wolke, W.; Rentsch, J.; Preu, R.
Journal Article, Conference Paper
2014Local boron doping for P-type PERL silicon solar cells fabricated by laser processing of doped silicon nanoparticle paste
Jäger, U.; Wolf, A.; Wufka, C.; Tomizawa, Y.; Imamura, T.; Soeda, M.; Ikeda, Y.; Shiro, T.
Conference Paper
2014MF-Sputtered AZO for a-Si SHJ Solar Cells
Jeurink, J.; Wagner, F.; Park, S.; Kroely, L.; Wolke, W.
Conference Paper
2014Micro-cracks in silicon wafers and solar cells: Detection and rating of mechanical strength and electrical quality
Demant, M.; Oswald, M.; Welschehold, T.; Nold, S.; Bartsch, S.; Schoenfelder, S.; Rein, S.
Conference Paper
2014Multicrystalline silicon solar cell improvement by atmospheric pressure dry etching process
Kafle, B.; Trogus, D.; Seiffe, J.; Clochard, L.; Duffy, E.; Hofmann, M.; Rentsch, J.
Conference Paper
2014Next generation printing technologies for fine-line metallization of Si solar cells
Clement, F.; Pospischil, M.; Lorenz, A.; Linse, M.; Erath, D.; Kuchler M.; Klawitter, M.; Spribille, A.; Hoenig, R.; Efinger, R.; Fellmeth, T.; Biro, D.
Presentation
2014Online process control of alkaline texturing baths: Determination of the chemical concentrations
Zimmer, M.; Krieg, K.; Rentsch, J.
Journal Article
2014Optical modelling of the front surface for honeycomb-textured silicon solar cells
Volk, A.-K.; Glover, W.; Greulich, J.; Gutscher, S.; Wolke, W.; Zimmer, M.; Rentsch, J.; Reinecke, H.
Conference Paper
2014Optimization of multi-layer metallization design for large-area back-contact back-junction solar cells
Hendrichs, M.; Keding, R.; Spribille, A.; Fellmeth, T.; Nold, S.; Clement, F.; Wolf, A.; Biro, D.; Preu, R.
Conference Paper
2014Optimizing Fine Line Dispensed Contact Grids
Pospischil, M.; Fellmeth, T.; Brand, A.; Nold, S.; Kuchler, M.; Klawitter, M.; Gentischer, H.; Clement, F.; Biro, D.; König, M.; Hörteis, M.; Wende, L.; Doll, O.; Zengerle, R.
Conference Paper
2014PECVD Al2O3 for Surface Passivation: A Review of Solar Cell and Thin Layer Characteristics Silicon Solar Cell
Kühnhold, S.; Saint-Cast, P.; Hofmann, M.; Paramanathan, R.; El-Safoury, M.; Kafle, B.; Kania, D.; Weiss, L.; Heo, Y.-H.; Billot, E.; Olwal, P.; Rentsch, J.; Preu, R.
Conference Paper
2014Photoluminescence image evaluation of solar cells based on implied voltage distribution
Breitenstein, O.; Höffler, H.; Haunschild, J.
Journal Article
2014POCL3-based co-diffusion process for N-type back-contact back-junction solar cells
Keding, R.; Hendrichs, M.; Stüwe, D.; Jahn, M.; Reichel, C.; Borchert, D.; Wolf, A.; Reinecke, H.; Biro, D.
Conference Paper
2014Process optimization for the front side of P-type silicon solar cells
Werner, S.; Lohmüller, E.; Maier, S.; Kimmerle, A.; Spribille, A.; Wasmer, S.; Clement, F.; Wolf, A.
Conference Paper
2014Progress in laser-based foil metallization for industrial PERC solar cells
Graf, M.; Nekarda, J.; Eberlein, D.; Woehrle, N.; Preu, R.; Böhme, R.; Grosse, T.
Conference Paper
2014Reduction of Picosecond Laser Ablation Threshold and Damage Via Nanosecond Pre-Pulse for Removal of Dielectric Layers on Silicon Solar Cells
Brand, A.; Meyer, F.; Nekarda, J.-F.; Preu, R.
Journal Article
2014Reverse bias behavior of diffused and screen-printed n-type Cz-Si solar cells
Lohmüller, E.; Fertig, F.; Werner, S.; Geisemeyer, I.; Clement, F.; Biro, D.
Journal Article
2014Short-circuit current density imaging of crystalline silicon solar cells via lock-in thermography: Robustness and simplifications
Fertig, F.; Greulich, J.; Rein, S.
Journal Article
2014Simple Applicable Cleaning and Conditioning of Silicon Surfaces with UV/Ozone Sources
Moldovan, A.; Krugel, G.; Feldmann, F.; Zimmer, M.; Rentsch, J.; Roth-Fölsch, A.; Kaufmann, K.; Hagendorf, C.; Hermle, M.
Conference Paper
2014Solarzellen mit Rückspiegel
Thaidigsmann, B.,
Journal Article
2014Spatially resolved determination of junction voltage of silicon solar cells
Höffler, H.; Al-Mohtaseb, H.; Wöhrle, N.; Michl, B.; Kasemann, M.; Haunschild, J.
Conference Paper, Journal Article
2014Spatially resolved determination of the short-circuit current density of silicon solar cells via lock-in thermography
Fertig, F.; Greulich, J.; Rein, S.
Journal Article
2014Two image processing tools to analyse alkaline texture and contact finger geometry in microscope images
Strauch, T.; Demant, M.; Lorenz, A.; Haunschild, J.; Rein, S.
Conference Paper
2014Ultrafine front side metallization on silicon solar cells by industrial dispensing technology
Pospischil, M.; Kuchler, M.; Klawitter, M.; Rodriguez, C.; Padilla, A.; Efinger, R.; Gentischer, H.; König, M.; Hörteis, M.; Wende, L.; Doll, O.; Clement, F.; Biro, D.
Conference Paper
2014UMG N-Type Cz-Silicon: Influencing Factors of the Light-Induced Degradation and Its Suitability for PV Production
Broisch, J.; Schmidt, J.; Haunschild, J.; Rein, S.
Conference Paper
2014Voltage calibration of luminescence images of silicon solar cells
Höffler, H.; Al-Mohtaseb, H.; Haunschild, J.; Michl, B.; Kasemann, M.
Journal Article
2013Anti-reflection-coating thickness measurements on textured silicon surfaces: Evaluation and accuracy of different measurement techniques
Krieg, A.; Greulich, J.; Tondorf, M.; Rein, S.
Conference Paper
2013Co-diffused back-contact back-junction silicon solar cells
Keding, R.; Stüwe, D.; Kamp, M.; Reichel, C.; Wolf, A.; Woehl, R.; Borchert, D.; Reinecke, H.; Biro, D.
Conference Paper
2013Co-diffused back-contact back-junction silicon solar cells without gap regions
Keding, R.; Stüwe, D.; Kamp, M.; Reichel, C.; Wolf, A.; Woehl, R.; Borchert, D.; Reinecke, H.; Biro, D.
Journal Article
2013Co-diffusion from APCVD BSG and POCl3 for industrial n-type solar cells
Rothhardt, P.; Demberger, C.; Wolf, A.; Biro, D.
Journal Article, Conference Paper
2013Co-diffusion from solid sources for bifacial n-type solar cells
Rothhardt, P.; Keding, R.; Wolf, A.; Biro, D.
Journal Article
2013Comparing lifetime and photoluminescence imaging pattern recognition methodologies for predicting solar cell results based on as-cut wafer properties
Sinton, R.; Haunschild, J.; Demant, M.; Rein, S.
Journal Article
2013Comparison of cleaning processes for enabling solderability of LFC-PERC silicon solar cells with evaporated Al as rear side metallization
Samadi, H.; Kumm, J.; Eberlein, D.; Hartmann, P.; Wolf, A.; Mack, S.
Conference Paper
2013Cost-optimized metallization layout for metal wrap through (MWT) solar cells and modules
Hendrichs, M.; Thaidigsmann, B.; Fellmeth, T.; Nold, S.; Spribille, A.; Herrmann, P.; Mittag, M.; Hädrich, I.; Eitner, U.; Clement, F.; Biro, D.; Preu, R.
Conference Paper
2013Depletion of boron-doped surfaces protected with barrier layers during POCL3-diffusion
Lohmüller, E.; Werner, S.; Schön, J.; Thanas, M.; Mack, S.; Wolke, W.; Wolf, A.; Clement, F.; Biro, D.
Conference Paper
2013Development of a high-throughput fine line metallization process using CFD-simulation
Pospischil, M.; Klawitter, M.; Kuchler, M.; Specht, J.; Gentischer, H.; Efinger, R.; König, M.; Hörteis, M.; Mohr, C.; Wende, L.; Lossen, J.; Weiss, M.; Doll, O.; Köhler, I.; Zengerle, R.; Clement, F.; Biro, D.
Conference Paper
2013Development of temperature-stable, solderable PVD rear metallization for industrial silicon solar cells
Kumm, J.; Samadi, H.; Hartmann, P.; Nold, S.; Wolf, A.; Wolke, W.
Conference Paper
2013Effects of high-temperature treatment on the hydrogen distribution in silicon oxynitride/silicon nitride stacks for crystalline silicon surface passivation
Schwab, C.; Hofmann, M.; Heller, R.; Seiffe, J.; Rentsch, J.; Preu, R.
Journal Article
2013Etching of PVD metal layers for contact separation of back contact silicon solar cells using inkjet-printing
Stüwe, D.; Hartmann, P.; Keding, R.; Clement, F.; Woehl, R.; Biro, D.; Fastnacht, P.; Jesswein, R.; Geppert, T.; Prokopiak, S.; Korvink, J.G.
Conference Paper
2013Evaluation and improvement of a feature-based classification framework to rate the quality of multicrystalline silicon wafers
Demant, M.; Höffler, H.; Schwaderer, D.; Seidl, A.; Haunschild, J.; Rein, S.
Conference Paper
2013Evaluation of cast mono silicon material for thermal oxide passivated solar cells
Schwab, C.; Haunschild, J.; Graf, M.; Wufka, C.; Wolf, A.; Biro, D.; Preu, R.
Journal Article, Conference Paper
2013Evaluation of industrially relevant parameters for contact firing of screen printed front side silver contacts
Hönig, R.; Vössing, D.; Clement, F.; Biro, D.; Preu, R.; Wilde, J.
Journal Article, Conference Paper
2013Fire-through contacts - a new approach to contact the rear side of passivated silicon solar cells
Thaidigsmann, Benjamin; Kick, Christopher; Drews, Andreas; Clement, Florian; Wolf, Andreas; Biro, Daniel
Journal Article
2013Flexographic printing - high throughput technology for fine line seed layer printing on silicon solar cells
Lorenz, A.; Kalio, A.; Hofmeister, G.; Nold, S.; Kraft, A.; Bartsch, J.; Wolf, D.; Dreher, M.; Clement, F.; Biro, D.
Conference Paper
2013High-power-plasma PECVD of SiNx and Al2O3 for industrial solar cell manufacturing
Hofmann, M.; Kohn, N.; Schwarz, F.; Nölker, S.; Kastl, S.; Beckmann, R.; Ferré, R.; Pernau, T.; Trogus, D.; Kühnhold, S.; Saint-Cast, P.; Rentsch, J.
Conference Paper
2013HIP-MWT: Our approach for high performance ribbon based back contact MWT modules with Low CTM losses
Spribille, A.; Hendrichs, M.-S.; Thaidigsmann, B.; Clement, F.; Hädrich, I.; Wiese, M.; Kaufmann, S.; Morf, P.; Gretler, A.; Rueedy, A.; Nussbaumer, H.; Träger, A.
Conference Paper
2013In-line deposition of silicon-based films by hot-wire chemical vapor deposition
Schäfer, L.; Harig, T.; Höfer, M.; Laukart, A.; Borchert, D.; Keipert-Colberg, S.; Trube, J.
Journal Article, Conference Paper
2013Industrial screen-printed solar cells with novel atmospheric pressure dry texturing process
Kafle, B.; Trogus, D.; Dresler, B.; Mäder, G.; Clochard, L.; Duffy, E.; Hofmann, M.; Rentsch, J.
Conference Paper
2013Investigation of methods for adhesion characterization of evaporated aluminum layers
Kumm, J.; Eberlein, D.; Hartmann, P.; Wolke, W.; Wolf, A.; Preu, R.
Conference Paper
2013Laser assisted honeycomb-texturing on multicrystalline silicon for industrial applications
Volk, A.-K.; Gutscher, S.; Brand, A.; Wolke, W.; Zimmer, M.; Reinecke, H.
Conference Paper
2013Laser doping from borosilicate glass for metallization of boron emitters
Fernandez-Robledo, S.; Jäger, U.; Lohmüller, E.; Nekarda, J.; Preu, R.
Conference Paper
2013Laser-based foil metallization for industrial PERC solar cells
Nekarda, J.; Graf, M.; Rodofili, A.; Preu, R.; Böhme, R.; Sontag, D.
Conference Paper
2013Microscopy analysis of pyramid formation evolution with ultra-low concentrated Na2CO3/NaHCO3 solution on (100) Si for solar cell application
Montesdeoca-Santana, A.; Orive, A.G.; Creus, A.H.; Gonzalez-Diaz, B.; Borchert, D.; Guerrero-Lemus, R.
Journal Article
2013Multifunctional PECVD layers: Dopant source, passivation, and optics
Seiffe, J.; Pillath, F.; Trogus, D.; Brand, A.; Savio, C.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article
2013The nature of screen printed front side silver contacts - results of the Project MikroSol
Hönig, R.; Dürrschnabel, M.; Mierlo, W. van; Aabdin, Z.; Bernhard, J.; Biskupek, J.; Eibl, O.; Kaiser, U.; Wilde, J.; Clement, F.; Biro, D.
Journal Article, Conference Paper
2013A novel approach for single side wet chemical polishing of crystalline silicon solar cells
Richter, M.; Kästner, G.; Zimmer, M.; Fischer, A.; Corda, M.; Hain, A.
Conference Paper
2013A novel approach to high performance and cost effective surface cleaning for high efficiency solar cells
Moldovan, A.; Zimmer, M.; Rentsch, J.; Ferstl, B.; Rajagopalan, B.; Thate, S.; Hoogboom, J.; Ross, M.
Conference Paper
2013Numerical power balance and free energy loss analysis for solar cells including optical, thermodynamic, and electrical aspects
Greulich, J.; Höffler, H.; Würfel, U.; Rein, S.
Journal Article
2013P-Type MWT solar cells: Current status and future expectations
Thaidigsmann, B.; Hendrichs, M.; Nold, S.; Lohmüller, E.; Wolf, A.; Clement, F.; Biro, D.; Preu, R.
Conference Paper
2013Passivation of solar cell emitters using aluminum nitride
Krugel, G.; Sharma, A.; Moldovan, A.; Wolke, W.; Rentsch, J.; Preu, R.
Conference Paper
2013PECVD Al2O3/a-Si:B as a dopant source and surface passivation
Seiffe, J.; Gahoi, A.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article
2013Potential-induced degradation on cell level: The inversion model
Saint-Cast, P.; Nagel, H.; Wagenmann, D.; Schön, J.; Schmitt, P.; Reichel, C.; Glunz, S.W.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper
2013A predictive optical simulation model for the rear surface roughness of passivated silicon solar cells
Wöhrle, M.; Greulich, J.; Schwab, C.; Glatthaar, M.; Rein, S.
Journal Article
2013Process development for a high-throughput fine line metallization approach based on dispensing technology
Pospischil, M.; Klawitter, M.; Kuchler, M.; Specht, J.; Gentischer, H.; Efinger, R.; Kroner, C.; Luegmair, M.; König, M.; Hörteis, M.; Mohr, C.; Wende, L.; Lossen, J.; Weiß, M.; Doll, O.; Koehler, I.; Zengerle, R.; Clement, F.; Biro, D.
Journal Article, Conference Paper
2013Recombination and microstructural properties of soldering pads and their impact on solar cell performance
Krauß, K.; Fertig, F.; Rein, S.
Journal Article, Conference Paper
2013Recombination and optical properties of wet chemically polished thermal oxide passivated Si surfaces
Schwab, C.; Wolf, A.; Graf, M.; Wöhrle, N.; Greulich, J.; Kühnhold, S.; Kästner, G.; Biro, D.; Preu, R.
Journal Article
2013Simplified front surface field formation for back contacted silicon solar cells
Kimmerle, A.; Woehl, R.; Wolf, A.; Biro, D.
Journal Article, Conference Paper
2013Stability of the regeneration of the boron-oxygen complex in silicon solar cells during module integration
Fertig, F.; Greulich, J.; Broisch, J.; Biro, D.; Rein, S.
Journal Article
2013Study of hydrogenated AlN as an anti-reflective coating and for the effective surface passivation of silicon
Krugel, G.; Sharma, A.; Wolke, W.; Rentsch, J.; Preu, R.
Journal Article
2013Study of the electrical insulation of dielectric passivation layers and stacks for back-contact back-junction silicon solar cells
Keding, R.; Bock, R.; Katkhouda, K.; Stüwe, D.; Reichel, C.; Clement, F.; Woehl, R.; Reinecke, H.; Geppert, T.
Conference Paper
2013Technologies for mass production of > 20% efficient P-Type silicon solar cells
Mack, S.; Wolf, A.; Thaidigsmann, B.; Lohmüller, E.; Jäger, U.; Pospischil, M.; Clement, F.; Eberlein, D.; Preu, R.; Biro, D.
Conference Paper
2013Technology Options for a Multi-Gigawatt Fab in Europe
Preu, R.,
Presentation
2013Transfer of the HIP-MWT solar cell concept to n-type silicon
Lohmüller, E.; Thaidigsmann, B.; Clement, F.; Wolf, A.; Biro, D.
Journal Article, Conference Paper
2013Two-step plasma texturing process for industrial solar cell manufacturing
Seiffe, J.; Bremen, B.; Rappl, S.; Hofmann, M.; Rentsch, J.
Conference Paper
2013Wet chemical single-side emitter etch back for MWT solar cells with AL-BSF and challenges for via paste selection
Spribille, A.; Lohmüller, E.; Thaidigsmann, B.; Hamid, R.; Nussbaumer, H.; Clement, F.; Preu, R.
Conference Paper
2012Advanced anti-reflection and passivation layer systems produced by high-power plasma in the new manz PECVD system
Schwarz, F.; Beckmann, R.; Kohn, N.; Nölker, S.; Kastl, S.; Hofmann, M.; Ferré, R.; Pernau, T.; Wanka, H.; Rentsch, J.
Conference Paper
2012Application of the inkjet-honeycomb-texture in silicon solar cell production
Nievendick, J.; Stocker, M.; Specht, J.; Glover, W.; Zimmer, M.; Rentsch, J.
Journal Article, Conference Paper
2012Atomistic simulations of the silicon surface structure at the interface of silver thick film contacts on n-type silicon
Kontermann, S.; Ruf, A.; Preu, R.
Conference Paper
2012Comparison of analytical and numerical models for the optimization of c-Si solar cells' front Metallization
Greulich, J.; Fellmeth, T.; Glatthaar, M.; Biro, D.; Rein, S.
Journal Article
2012Control of phosphorus doping profiles for co-diffusion processes
Rothhardt, P.; Stoffels, T.; Keding, R.; Belledin, U.; Wolf, A.; Biro, D.
Conference Paper
2012Correlations between finger geometry and dispensing paste rheology
Pospischil, M.; Specht, J.; Gentischer, H.; König, M.; Hoerteis, M.; Mohr, C.; Zengerle, R.; Clement, F.; Biro, D.
Conference Paper
2012Cost modeling of silicon solar cell production innovation along the PV value chain
Nold, S.; Voigt, N.; Friedrich, L.; Weber, D.; Hädrich, I.; Mittag, M.; Wirth, H.; Thaidigsmann, B.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper
2012Cz-silicon wafers in solar cell production: Efficiency-limiting defects and material quality control
Haunschild, J.; Broisch, J.; Reis, I.; Rein, S.
Journal Article
2012Electronic interface properties of silicon substrates after ozone based wet-chemical oxidation studied by SPV measurements
Angermann, H.; Wolke, K.; Gottschalk, C.; Moldovan, A.; Roczen, M.; Fittkau, J.; Zimmer, M.; Rentsch, J.
Journal Article, Conference Paper
2012Erratum: "Comprehensive analytical model for locally contacted rear surface passivated solar cells" [J. Appl. Phys. 108, 124510 (2010)]
Wolf, A.; Biro, D.; Nekarda, J.; Kimmerle, A.; Mack, S.; Preu, R.
Journal Article
2012Evaluation of via pastes for p- and n-type metal wrap through (MWT) solar cells
Lohmüller, E.; Thaidigsmann, B.; Werner, S.; Clement, F.; Wolf, A.; Biro, D.; Preu, R.
Conference Paper
2012Formation of a Honeycomb Texture for Multicrystalline Silicon Solar Cells Using an Inkjetted Mask
Nievendick, J.; Specht, J.; Zimmer, M.; Zahner, L.; Glover, W.; Stüwe, D.; Rentsch, J.
Journal Article
2012Fully automated concentration control of the acidic texturisation process
Dannenberg, T.; Zimmer, M.; Rentsch, J.
Journal Article, Conference Paper
2012Fully solderable large-area screen-printed Al-BSF p-type Mc-Si solar cells from 100% solar grade deedstock yielding eta > 17 %
Fertig, F.; Krauß, K.; Geisemeyer, I.; Broisch, J.; Höffler, H.; Odden, J.O.; Soiland, A.-K.; Rein, S.
Conference Paper
2012High-temperature stability of c-Si surface passivation by thick PECVD Al2O3 with and without hydrogenated capping layers
Saint-Cast, P.; Kania, D.; Heller, R.; Kuehnhold, S.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article, Conference Paper
2012HIP-MWT solar cells - pilot-line cell processing and module integration
Drews, A.; Clement, F.; Spribille, A.; Thaidigsmann, B.; Linse, M.; Gutscher, S.; Werner, S.; Reitenbach, V.; Ould Chighali, E.; Wolf, A.; Zimmer, M.; Nekarda, J.; Haedrich, I.; Tranitz, M.; Eitner, U.; Wirth, H.; Wilson, H.R.; Biro, D.; Preu, R.
Conference Paper
2012Impact of screen printing silver paste components on the space charge region recombination losses of industrial silicon solar cells
Hönig, R.; Kalio, A.; Sigwarth, J.; Clement, F.; Glatthaar, M.; Wilde, J.; Biro, D.
Journal Article, Conference Paper
2012Impact of thermal treatment on PECVD Al2O3 passivation layers
Kühnhold, S.; Kafle, B.; Kroely, L.; Saint-Cast, P.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article, Conference Paper
2012Influence of parasitic plasma wrap-around during anti-reflective coating deposition on the formation of an aluminium back surface field
Krauß, K.; Fertig, F.; Kohn, N.; Rauer, M.; Woehl, R.; Rein, S.
Conference Paper
2012Inkjet-printed diffusion barrier for structured doping areas from doped PECVD silicate glasses
Stüwe, D.; Keding, R.; Hahn, D.; Jahn, M.; Fallisch, A.; Clement, F.; Hofmann, M.; Woehl, R.; Biro, D.; Tueshaus, C.; Doll, O.; Stockum, W.; Koehler, I.
Conference Paper
2012Inline microwave-excited plasma deposition of thin amorphous silicon layers
Jeurink, J.; Morzè, N. von; Kroely, L.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper
2012Investigation of the cleaning effects regarding organic contaminants on the alkaline texturisation
Sonner, C.; Oltersdorf, A.; Zimmer, M.; Moldovan, A.; Rentsch, J.
Conference Paper
2012Loss analysis and efficiency potential of p-type MWT-PERC solar cells
Thaidigsmann, Benjamin; Greulich, Johannes; Lohmüller, Elmar; Schmeißer, Simon; Clement, Florian; Wolf, Andreas; Biro, Daniel; Preu, Ralf
Journal Article, Conference Paper
2012Lowly-doped compensated solar-grade Cz-silicon for high efficiency solar cell processes
Broisch, J.; Rein, S.; Schmidt, J.; Fertig, F.; Soiland, A.-K.; Odden, J.O.
Conference Paper
2012Modelling of physically relevant features in photoluminescence images
Demant, M.; Greulich, J.; Glatthaar, M.; Haunschild, J.; Rein, S.
Journal Article, Conference Paper
2012Modelling of silicon solar cells by using an extended two-diode-model approach
Fellmeth, T.; Greulich, J.; Clement, F.; Biro, D.
Conference Paper
2012Multifunctional PECVD layers - cost analysis of the X-pert approach
Seiffe, J.; Nold, S.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper
2012MWT solar cell processing by use of isishape® solar etch® SiD for rear contact and edge isolation
Spribille, A.; Greulich, J.; Lohmüller, E.; Clement, F.; Specht, J.; Biro, D.; Preu, R.; Doll, O.; Tüshaus, C.; Stockum, W.; Köhler, I.
Conference Paper
2012Nanosecond laser annealing to decrease the damage of picosecond laser ablation of anti-reflection layers on textured silicon surfaces
Brand, A.; Knorz, A.; Zeidler, R.; Nekarda, J.-F.; Preu, R.
Conference Paper
2012Optical modeling of the rear surface roughness of passivated silicon solar cells
Greulich, J.; Wöhrle, N.; Glatthaar, M.; Rein, S.
Journal Article, Conference Paper
2012The path to industrial production of highly efficient metal wrap through silicon solar cells
Thaidigsmann, Benjamin; Linse, Michael; Wolf, Andreas; Clement, Florian; Biro, Daniel; Preu, Ralf
Journal Article
2012Pb 5.0(1)In 8.4(1)Bi 1.6(1)S 20, a new quaternary lead indium bismuth sulfide
Reis, I.; Krämer, V.; Seiler, A.; Topa, D.; Keller, E.
Journal Article
2012Performance requirements of crack detection systems in silicon solar cell production
Aßmus, M.; Nold, S.; Rein, S.; Hofmann, M.; Rentsch, J.; Preu, R.
Journal Article, Conference Paper
2012Printed fire-through contacts (FTC) - an alternative approach for local rear contacting of passivated solar cells
Kick, C.; Thaidigsmann, B.; Linse, M.; Clement, F.; Wolf, A.; Biro, D.
Conference Paper
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Conference Paper
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Conference Paper, Journal Article
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Seiffe, J.; Hofmann, M.; Rentsch, J.; Preu, R.
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Ziegler, J.; Montesdeoca-Santana, A.; Platt, D.; Hohage, S.; Borchert, D.; Guerrero-Lemus, R.
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Mack, S.; Scheffler, D.; Wotke, E.A.; Reinwand, D.; Nold, S.; Savio, C.; Bitnar, B.; Wolf, A.; Biro, B.
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Conference Paper
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Wolf, A.; Mack, S.; Brosinsky, C.; Hofmann, M.; Saint-Cast, P.; Biro, D.
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Conference Paper
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Seiffe, J.; Hofmann, M.; Rentsch, J.; Preu, R.
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Conference Paper
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Conference Paper
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Greulich, J.; Glatthaar, M.; Fertig, F.; Clement, F.; Thaidigsmann, B.; Fallisch, A.; Biro, D.; Rüdiger, M.; Hermle, M.; Rein, S.
Conference Paper, Journal Article
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Pospischil, M.; Zengerle, K.; Specht, J.; Birkle, G.; Koltay, P.; Zengerle, R.; Henning, A.; Neidert, M.; Mohr, C.; Clement, F.; Biro, D.
Conference Paper, Journal Article
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Conference Paper
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Conference Paper
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Conference Paper, Journal Article
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Biro, D.; Thaidigsmann, B.; Clement, F.; Wolf, A.; Lohmüller, E.; Mack, S.; Fellmeth, T.; Drews, A.; Spribille, A.; Wotke, E.A.; Lottspeich, F.; Hofmann, M.; Jäger, U.; Preu, R.
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Conference Paper, Journal Article
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Conference Paper
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Clement, F.; Thaidigsmann, B.; Lohmüller, E.; Specht, J.; Jäger, U.; Mack, S.; Pospischil, M.; Spribille, A.; Erath, D.; Nekarda, J.; Hofmann, M.; Wolf, A.; Biro, D.; Preu, R.
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Mack, S.; Wolf, A.; Walczak, A.; Thaidigsmann, B.; Wotke, E.A.; Spiegelman, J.J.; Preu, R.; Biro, D.
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Haunschild, J.; Broisch, J.; Reis, I.E.; Rein, S.
Conference Paper
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Kontermann, S.; Ruf, A.; Preu, R.
Conference Paper, Journal Article
2011Quantum efficiency analysis of highly doped areas for selective emitter solar cells
Jäger, U.; Thaidigsmann, B.; Okanovic, M.; Preu, R.
Conference Paper, Journal Article
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Fellmeth, T.; Born, A.; Kimmerle, A.; Clement, F.; Biro, D.; Preu, R.
Conference Paper, Journal Article
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Rinio, M.; Yodyungyong, A.; Keipert-Colberg, S.; Borchert, D.; Montesdeoca-Santana, A.
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Treichel, H.; Goldstein, A.; George, M.; Bohling, D.; Rentsch, J.; Oltersdorf, A.; Zimmer, M.; Ostrowski, S.; Mowat, I.; Wang, L.; Kern, W.
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Schwab, C.; Thaidigsmann, B.; Nold, S.; Linse, M.; Lottspeich, F.; Prince, A.; Young, R.; Fuge, G.; Weigand, P.; Wolf, A.; Clement, F.; Biro, D.; Preu, R.
Conference Paper
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Mingirulli, N.; Stüwe, D.; Specht, J.; Fallisch, A.; Biro, D.
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Ban, Q.; Hanker, M.; Borchert, D.; Shen, H.
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Seiffe, J.; Gautero, L.; Hofmann, M.; Rentsch, J.; Preu, R.; Weber, S.; Eichel, R.A.
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Saint-Cast, P.; Billot, E.; Olwal, P.; Kühnhold, S.; Richter, A.; Hofmann, M.; Rentsch, J.; Preu, R.
Conference Paper
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Mack, S.; Wufka, C.; Wolf, A.; Belledin, U.; Scheffler, D.; Biro, D.
Conference Paper, Journal Article
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Conference Paper, Journal Article
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Conference Paper
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Conference Paper
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Saint-Cast, P.; Rüdiger, M.; Wolf, A.; Hofmann, M.; Rentsch, J.; Preu, R.
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Krause, J.; Woehl, R.; Biro, D.
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Demant, M.; Glatthaar, M.; Haunschild, J.; Rein, S.
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Nievendick, J.; Demant, M.; Haunschild, J.; Krieg, A.; Souren, F.M.M.; Rein, S.; Zimmer, M.; Rentsch, J.
Conference Paper
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Conference Paper
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Grasso, F.S.; Gautero, L.; Rentsch, J.; Preu, R.; Lanzafame, R.
Conference Paper
2010Combining the advantages of wrap through metallization and rear surface passivation into industrial MWT-PERC devices
Thaidigsmann, B.; Wolf, A.; Clement, F.; Biro, D.; Preu, R.
Conference Paper
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Gautero, L.; Kania, D.; Seiffe, J.; Knorz, A.; Specht, J.; Nekarda, J.; Hofmann, M.; Rentsch, J.; Sallese, J.-M.; Preu, R.
Conference Paper
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2010Comprehensive analytical model for locally contacted rear surface passivated solar cells
Wolf, A.; Biro, D.; Nekarda, J.; Stumpp, S.; Kimmerle, A.; Mack, S.; Preu, R.
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Rein, S.; Geilker, J.; Kwapil, W.; Emanuel, G.; Reis, I.; Soiland, A.-K.; Grandum, S.; Tronstad, R.
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Conference Paper
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2010High temperature stability of PECVD aluminium oxide layers applied as negatively charged passivation on c-Si surfaces
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Saint-Cast, P.; Benick, J.; Kania, D.; Weiss, L.; Hofmann, M.; Rentsch, J.; Preu, R.; Glunz, S.W.
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Rentsch, J.; Sperlich, H.-P.; Kohn, N.; Kania, D.; Saint-Cast, P.; Schetter, C.; Hofmann, M.; Preu, R.
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2010Influence of doping profile of highly doped regions for selective emitter solar cells
Jäger, U.; Mack, S.; Kimmerle, A.; Wolf, A.; Preu, R.
Conference Paper
2010Inkjet structured EWT silicon solar cells with evaporated aluminum metallization and laser-fired contacts
Fallisch, A.; Stüwe, D.; Neubauer, R.; Wagenmann, D.; Keding, R.; Nekarda, J.; Preu, R.; Biro, D.
Conference Paper
2010Investigation of the minority carrier lifetime reduction during industrial DC-sputtering of metal seed layers
Reinwand, D.; Graf, M.; Hartmann, P.; Preu, R.; Trassl, R.
Conference Paper
2010Luminescence imaging for quantitative solar cell material and process characterization
Glatthaar, M.; Haunschild, J.; Zeidler, R.; Rentsch, J.; Rein, S.; Breitenstein, O.; Hinken, D.; Bothe, K.
Conference Paper
2010Mehr Licht, mehr Strom
Nekarda, J.-F.
Journal Article
2010Online process control of alkaline texturing baths with near-infrared spectroscopy
Zimmer, M.; Birmann, K.; Rentsch, J.
Journal Article
2010Paste development for screen printed mc-Si MWT solar cells exceeding 17% efficiency
Hoenig, R.; Clement, F.; Menkoe, M.; Retzlaff, M.; Biro, D.; Preu, R.; Neidert, M.; Henning, A.; Mohr, C.; Zhang, W.
Conference Paper
2010Pilot line processing of 18.6% efficient rear surface passivated large area solar cells
Wolf, A.; Wotke, E.A.; Walczak, A.; Mack, S.; Bitnar, B.; Koch, C.; Preu, R.; Biro, D.
Conference Paper
2010Pilot processing of 18.6% efficient rear surface passivated silicon solar cells with screen printed front contacts
Wolf, A.; Wotke, E.A.; Mack, S.; Nekarda, J.-F.; Biro, D.; Preu, R.; Schlegel, K.; Weber, T.; Lossen, J.; Böscke, T.; Grohe, A.; Engelhart, P.; Müller, J.W.; Schubert, G.; Plagwitz, H.; Gassenbauer, Y.
Conference Paper
2010Pilot-line processing of highly-efficient MWT silicon solar cells
Clement, F.; Thaidigsmann, B.; Hoenig, R.; Fellmeth, T.; Spribille, A.; Lohmüller, E.; Krieg, A.; Glatthaar, M.; Wirth, H.; Biro, D.; Preu, R.; Menkoe, M.; Meyer, K.; Lahmer, D.; Krokoszinski, H.-J.; Neidert, M.; Henning, A.; Mohr, C.; Zhang, W.
Conference Paper
2010Plasma single-sided etching for rear emitter etch-back and flattening of industrial crystalline silicon solar cells
Khandelwal, R.; Hofmann, M.; Trogus, D.; Gautero, L.; Seiffe, J.; Rentsch, J.; Preu, R.
Conference Paper
2010Printing techniques in the c-Si PV industry - a brief technological overview
Erath, D.
Journal Article
2010Purified steam for industrial thermal oxidation processes
Mack, S.; Biro, D.; Wolf, A.; Thaidigsmann, B.; Walczak, A.; Spiegelmann, J.J.; Preu, R.
Conference Paper
2010Quality control of as-cut multicrystalline silicon wafers using photoluminescence imaging for solar cell production
Haunschild, J.; Glatthaar, M.; Demant, M.; Nievendick, J.; Motzko, M.; Rein, S.; Weber, E.R.
Journal Article
2010Quality control using luminescence imaging in production of mc-silicon solar cells from UMG feedstock
Haunschild, J.; Glatthaar, M.; Riepe, S.; Rein, S.
Conference Paper
2010Silicon solar cells using aluminum foil as rear side metallization reaching 21.0 % efficiency
Nekarda, J.-F.; Lottspeich, F.; Wolf, A.; Preu, R.
Conference Paper
2010A simple laser based process for the formation of a LBSF for n-type silicon solar cells
Jäger, U.; Suwito, D.; Benick, J.; Janz, S.; Hermle, M.; Glunz, S.W.; Preu, R.
Conference Paper
2010Simultaneous front emitter and rear surface passivation by thermal oxidation - an industrially feasible approach to a 19% efficient PERC device
Mack, S.; Jäger, U.; Wolf, A.; Nold, S.; Preu, R.; Biro, D.
Conference Paper
2010Single side polish etching for the rear side of crystalline silicon wafers
Kästner, G.; Zimmer, M.; Birmann, K.; Souren, F.M.M.; Rentsch, J.; Preu, R.
Conference Paper
2010SiNTO EWT silicon solar cells
Fallisch, A.; Keding, R.; Kästner, G.; Bartsch, J.; Werner, S.; Stüwe, D.; Specht, J.; Preu, R.; Biro, D.
Conference Paper
2010Surface texturing for crystalline silicon wafers with wafer thickness down to 100 µm
Souren, F.M.M.; Sanden, M.C.M. van de; Seiffe, J.; Rentsch, J.
Conference Paper
2010Towards 19% efficient industrial PERC devices using simultaneous front emitter and rear surface passivation by thermal oxidation
Mack, S.; Jäger, U.; Kästner, G.; Wotke, E.A.; Belledin, U.; Wolf, A.; Preu, R.; Biro, D.
Conference Paper
2010Towards the automation of the acidic texturisation process
Zimmer, M.; Dannenberg, T.; Birmann, K.; Rentsch, J.
Conference Paper
2010Wafer identification using laser marked data matrix codes
Krieg, A.; Schmitt, C.; Rein, C.; Nübling, S.; Schneider, P.
Conference Paper
2009Very low surface recombination velocity on p-type c-Si by high-rate plasma-deposited aluminum oxide
Saint-Cast, P.; Kania, D.; Hofmann, M.; Benick, J.; Rentsch, J.; Preu, R.
Journal Article