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2020 | Evaluating a Procedure to Align Local Laser Doping and Metallization Weber, J.; Lohmüller, E.; Gutscher, S.; Brand, A.A. | Journal Article |
2020 | High-Precision Alignment Procedures for Patterning Processes in Solar Cell Production Lohmüller, E.; Weber, J.; Demant, M.; Lohmüller, S.; Gutscher, S.; Saint-Cast, P.; Wolf, A. | Journal Article |
2020 | Industrial TOPCon Solar Cells realized by a PECVD Tube Process Feldmann, F.; Steinhauser, B.; Pernau, T.; Nagel, H.; Fellmeth, T.; Mack, S.; Ourinson, D.; Lohmüller, E.; Polzin, J.; Moldovan, A.; Bivour, M.; Clement, F.; Rentsch, J.; Hermle, M.; Glunz, S. | Conference Paper |
2020 | Laser Assisted Separation Processes for Bifacial pSPEER Shingle Solar Cells Münzer, A.; Baliozian, P.; Ahmed, K.; Nair, A.; Lohmüller, E.; Fellmeth, T.; Spribille, A.; Preu, R. | Conference Paper |
2020 | Postmetallization "Passivated Edge Technology" for Separated Silicon Solar Cells Baliozian, P.; Al-Akash, M.; Lohmüller, E.; Richter, A.; Fellmeth, T.; Münzer, A.; Wöhrle, N.; Saint-Cast, P.; Stolzenburg, H.; Spribille, A.; Preu, R. | Journal Article |
2019 | Adaptation of the Industrial PERC Solar Cell Process Chain to Plated Ni/Cu/Ag Front Contact Metallization Bay, N.; Fox, S.; Ren, P.; Burschik, J.; Jäger, U.; Kühnlein, H.; Passing, M.; Pysch, D.; Sieber, M.; Lohmüller, S.; Lohmüller, E.; Wolf, A.; Lee, B. | Conference Paper |
2019 | Herstellungsverfahren für eine metallische Kontaktierungsstruktur und photovoltaische Solarzelle mit einer metallischen Kontaktierungsstruktur Jäger, Ulrich; Lohmüller, Elmar; Lohmüller, Sabrina; Saint-Cast, Pierre; Wolf, Andreas | Patent |
2019 | Inline Deposited PassDop Layers for Rear Side Passivation and Contacting of p-type c-Si PERL Solar Cells with High Bifaciality Norouzi, M.H.; Saint-Cast, P.; Lohmüller, E.; Lohmüller, S.; Steinhauser, B.; Wolf, A.; Hofmann, M. | Conference Paper |
2019 | Large Area TOPCon Cells Realized by a PECVD Tube Process Feldmann, F.; Fellmeth, T.; Steinhauser, B.; Nagel, H.; Ourinson, D.; Mack, S.; Lohmüller, E.; Polzin, J.-I.; Benick, J.; Richter, A.; Moldovan, A.; Bivour, M.; Clement, F.; Rentsch, J.; Hermle, M.; Glunz, S.W. | Conference Paper |
2019 | PERC-Based Shingled Solar Cells and Modules at Fraunhofer ISE Baliozian, P.; Klasen, N.; Wöhrle, N.; Kutter, C.; Stolzenburg, H.; Münzer, A.; Saint-Cast, P.; Mittag, M.; Lohmüller, E.; Fellmeth, T.; Al-Akash, M.; Kraft, A.; Heinrich, M.; Richter, A.; Fell, A.; Neuhaus, H.; Preu, R. | Journal Article |
2019 | Precise Selective Doping and Metallization for Next-Generation PERC Technology Keding, R.; Efinger, R.; Lohmüller, E.; Jahn, M.; Fellmeth, T.; Messmer, M.; Meier-Meybrunn, S.; Horzel, J.; Lohmüller, S.; Weber, J.; Demant, M.; Lorenz, A.; Saint-Cast, P.; Brand, A.A.; Nekarda, J.; Clement, F.; Greulich, J.; Preu, R.; Pickrell, M.; Hermans, J. | Presentation |
2018 | Advanced BBr3 diffusion with second deposition step for selective emitter formation by laser doping Lohmüller, S.; Lohmüller, E. | Journal Article |
2018 | Analysis of Phosphosilicate Glass Structures Formed by Atmospheric Pressure and High Throughput Low Pressure POCl 3 Diffusion Lohmüller née Werner, S.; Meßmer, M.; Schmidt, S.; Lohmüller, E.; Piechulla, A.; Wolf, A. | Conference Paper |
2018 | BBr3 diffusion with second deposition for laser-doped selective emitters from borosilicate glass Lohmüller, E.; Lohmüller, S.; Wöhrle, N.; Belledin, U.; Wolf, A. | Journal Article |
2018 | Bifacial p-type silicon shingle solar cells - the "pSPEER" concept Baliozian, P.; Lohmüller, E.; Fellmeth, T.; Wöhrle, N.; Krieg, A.; Preu, R. | Journal Article |
2018 | Bifacial pSPEER Solar Cells for Shingle Modules Baliozian, P.; Fellmeth, T.; Wöhrle, N.; Lohmüller, E.; Preu, R. | Conference Paper |
2018 | Bifacial shingle solar cells on p-type Cz-Si (pSPEER) Baliozian, P.; Lohmüller, E.; Fellmeth, T.; Wöhrle, N.; Krieg, A.; Preu, R. | Conference Paper |
2018 | Development and characterization of multifunctional PECVD SiNX:P layers for laser-doped selective emitters Norouzi, M.H.; Saint-Cast, P.; Lohmüller, E.; Weber, J.; Gutscher, S.; Bartsch, J.; Kluska, S.; Steinhauser, B.; Lohmüller, S.; Bitnar, B.; Neuhaus, D.-H.; Palinginis, P.; Benick, J.; Hofmann, M.; Wolf, A. | Conference Paper |
2018 | Industry related approaches for bifacial p-type PERX solar cells Fellmeth, T.; Meier, S.; Lohmüller, E.; Wöhrle, N.; Spribille, A.; Lohmüller, S.; Saint-Cast, P.; Wolf, A.; Clement, F.; Rein, S.; Preu, R.; Nakahara, M.; Dhamrin, M.; Knauss, H.; Haverkamp, H.; Steckemetz, S.; Bitnar, B.; Weber, T.; Palinginis, P.; Neuhaus, H. | Journal Article, Conference Paper |
2018 | Laser-Doped Selective Emitter - Process Development and Speed-Up Weber, J.; Gutscher, S.; Lohmüller, S.; Lohmüller, E.; Brand, A.A. | Conference Paper |
2018 | Metallization Fraction of Bifacial pSPEER Shingle Solar Cells Al-Akash, M.; Baliozian, P.; Lohmüller, E.; Fellmeth, T.; Wöhrle, N.; Preu, R. | Conference Paper |
2018 | Selective Emitter Using APCVD PSG Layer as Doping Source Saint-Cast, P.; Belledin, U.; Lohmüller, E.; Kafle, B.; Weber, J.; Seren, S.; Lohmüller, S.; Wolf, A.; Hofmann, M. | Conference Paper |
2018 | Simulations on Laser-Phosphorous-Doped Selective Emitters Weber, J.; Lohmüller, S.; Lohmüller, E.; Wasmer, S.; Nekarda, J.; Brand, A.A. | Conference Paper |
2018 | Towards 90% Bifaciality for p-Type Cz-Si Solar Cells by Adaption of Industrial PERC Processes Lohmüller, E.; Lohmüller, S.; Norouzi, M.H.; Saint-Cast, P.; Weber, J.; Meier, S.; Wolf, A. | Conference Paper |
2018 | Transfer of POCl3 diffusion processes from atmospheric pressure to high throughput low pressure Lohmüller, S.; Schmidt, S.; Lohmüller, E.; Piechulla, A.; Belledin, U.; Herrmann, D.; Wolf, A. | Conference Paper |
2017 | Analysis 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 |
2017 | Bifacial 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 |
2017 | Challenges 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 |
2017 | Development 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 |
2017 | Increasing 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 |
2017 | Key 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 |
2017 | Low-Ohmic Contacting of Laser-Doped p-Type Silicon Surfaces with Pure Ag Screen-Printed and Fired Contacts Lohmüller, E.; Werner, S.; Norouzi, M.H.; Gutscher, S.; Demant, M.; Saint-Cast, P.; Linse, M.; Bitnar, B.; Palinginis, P.; Neuhaus, H.; Wolf, A. | Journal Article |
2017 | The 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 |
2017 | Suitability 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 |
2016 | 20% 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 |
2016 | Bifacial 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 |
2016 | Extending the limits of screen-printed metallization of phosphorus- and boron-doped surfaces Werner, S.; Lohmüller, E.; Wolf, A.; Clement, F. | Journal Article, Conference Paper |
2016 | Simplified 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 |
2016 | Towards 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 |
2015 | Development, 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 |
2015 | Electrical properties of the rear contact structure of MWT silicon solar cells Lohmüller, E.; Thanasa, M.; Thaidigsmann, B.; Clement, F.; Biro, D. | Journal Article |
2015 | Impact 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 |
2015 | Optimization 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 |
2015 | Transfer of the metal wrap through solar cell concept to n-type silicon Lohmüller, E. | Dissertation |
2014 | Advanced 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 |
2014 | The 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 |
2014 | Photovoltaische Solarzelle und Verfahren zum Herstellen einer photovoltaischen Solarzelle Thaidigsmann, Benjamin; Lohmüller, Elmar; Clement, Florian; Wolf, Andreas; Biro, Daniel | Patent |
2014 | Process 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 |
2014 | Reverse 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 |
2013 | Characterization and modeling of screen-printed metal insulator semiconductor tunnel junctions for integrated bypass functionality in crystalline silicon solar cells Thaidigsmann, Benjamin; Lohmüller, Elmar; Fertig, Fabian; Clement, Florian; Wolf, Andreas | Journal Article |
2013 | Depletion 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 |
2013 | Laser doping from borosilicate glass for metallization of boron emitters Fernandez-Robledo, S.; Jäger, U.; Lohmüller, E.; Nekarda, J.; Preu, R. | Conference Paper |
2013 | P-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 |
2013 | Technologies 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 |
2013 | Transfer 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 |
2013 | Wet 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 |
2012 | Evaluation 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 |
2012 | Loss 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 |
2012 | MWT 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 |
2012 | Process characterisation of MWT solar cells - a new method to analyse via contacts Reitenbach, V.; Spitz, M.; Drews, A.; Weiß, M.; Ould Chighali, E.; Thaidigsmann, B.; Lohmüller, E.; Knorz, A.; Clement, F.; Wolf, A.; Biro, D.; Preu, R. | Conference Paper |
2012 | Verfahren zur Herstellung einer metallischen Kontaktstruktur einer Halbleiterstruktur mit Durchkontaktierung und photovoltaische Solarzelle Lohmüller, E.; Thaidigsmann, B.; Bartsch, J.; Clement, F.; Wolf, A. | Patent |
2011 | 20% efficient passivated large-area metal wrap through solar cells on boron-doped Cz silicon Lohmüller, E.; Thaidigsmann, B.; Pospischil, M.; Jäger, U.; Mack, S.; Specht, J.; Nekarda, J.; Retzlaff, M.; Krieg, A.; Clement, F.; Wolf, A.; Biro, D.; Preu, R. | Journal Article |
2011 | Advanced metallization of rear surface passivated metal wrap through silicon solar cells Lohmüller, E.; Thaidigsmann, B.; Bartsch, J.; Harmel, C.; Specht, J.; Wolf, A.; Clement, F.; Hörteis, M.; Biro, D. | Conference Paper, Journal Article |
2011 | HIP-MWT: A simplified structure for metal wrap through solar cells with passivated rear surface Thaidigsmann, B.; Clement, F.; Wolf, A.; Lohmüller, E.; Fertig, F.; Biro, D.; Preu, R. | Conference Paper, Journal Article |
2011 | Large-area p-type HIP-MWT silicon solar cells with screen printed contacts exceeding 20% efficiency Thaidigsmann, B.; Lohmüller, E.; Jäger, U.; Mack, S.; Lottspeich, F.; Spribille, A.; Birmann, K.; Erath, D.; Wolf, A.; Clement, F.; Biro, D.; Preu, R. | Journal Article |
2011 | MWT meets PERC: Towards 20% efficient industrial silicon solar cells 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. | Conference Paper |
2011 | Paths to Achieve Efficiencies over 20% with MWT Silicon Solar Cells 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. | Conference Paper |
2011 | 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. | Journal Article |
2010 | Pilot-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 |