Head of Team Laser Process Development & Metrology, Division PV Production Technology and Quality Assurance
| since 2017 | Head of Team Laser Process Development & Metrology, Fraunhofer ISE |
| since 2011 | PhD Student "laser structuring processes for crystalline silicon solar cells", Fraunhofer ISE |
| 2008-2011 | Tribology Research, Fraunhofer Institute for Mechanics of Materials IWM |
| 2004/2005 | Honours in Physics, UWA Perth |
| 2002-2008 |
Research Assistant, Fraunhofer Institute for Laser Technology ILT |
| 2002-2008 | Scholarship Dr. Berg & Zangerle |
| 2001 | Awards from the German Secretary of Economy & VDI for innovative work in the field of Hydrogen Fuel Cells |
| Jahr Year | Titel/Autor:in Title/Author | Publikationstyp Publication Type |
|---|---|---|
| 2023 | Study of GHz-Burst Femtosecond Laser Micro-Punching of 4H-SiC Wafers Mir, Hanan; Meyer, Fabian; Brand, Andreas; Dulitz, Katrin; Nekarda, Jan |
Aufsatz in Buch Book Article |
| 2022 | Progress of plated metallization for industrial bifacial TOPCon silicon solar cells Grübel, Benjamin; Cimiotti, Gisela; Schmiga, Christian; Schellinger, Stefan; Steinhauser, Bernd; Brand, Andreas; Kamp, Mathias; Sieber, Markus; Brunner, Damian; Fox, Stephen; Kluska, Sven |
Zeitschriftenaufsatz Journal Article |
| 2022 | Investigation of the Defect Distribution of Laser Contact Opening Applied to poly-Si/SiNx Stacks Steinhauser, B.; Arya, V.; Jakob, L.; Heinz, F.; Schmiga, C.; Grübel, B.; Brand, A.; Kluska, S.; Nekarda, J. |
Zeitschriftenaufsatz Journal Article |
| 2022 | Low-Budget Photoluminescence Imaging Greulich, Johannes; Brand, Andreas; Höffler, Hannes; Rein, Stefan |
Konferenzbeitrag Conference Paper |
| 2022 | Uniformity Analysis of Metallization-Induced Recombination Losses by Photoluminescence Imaging Wolf, Andreas; Herrmann, David; Falconi, David; Ourinson, Daniel; Brand, Andreas; Lohmüller, Sabrina; Höffler, Hannes; Fell, Andreas |
Konferenzbeitrag Conference Paper |
| 2022 | Systematic study of GHz-burst femtosecond laser ablation of 4H-SiC wafers Mir, Hanan; Meyer, Fabian; Dulitz, Katrin; Brand, Andreas; Nekarda, Jan |
Vortrag Presentation |
| 2022 | Back-contact solar cells at Fraunhofer ISE Huyeng, Jonas; Efinger, Raphael; Schweigstill, Tadeo; Fellmeth, Tobias; Rendler, Li Carlos; Brand, Andreas; Spribille, Alma; Heinrich, Martin; Eitner, Ulrich; Keding, Roman; Clement, Florian |
Vortrag Presentation |
| 2022 | Enabling savings in silver consumption and poly-Si thickness by integration of plated Ni/Cu/Ag contacts for bifacial TOPCon solar cells Kluska, Sven; Haberstoh, Rene; Grübel, Benjamin; Cimiotti, Gisela; Kamp, Mathias; Schmiga, Christian; Brand, Andreas; Steinhauser, Bernd; Nägele, Andreas; Passig, Michael; Sieber, Markus; Brunner, Damian; Fox, Stephen |
Zeitschriftenaufsatz Journal Article |
| 2021 | Temperature Gradient Image Analysis to optimize an Ultrafast Regeneration of boron-oxygen-related defects Roder, S.; Niewelt, T.; Brand, A.; Schneider, J.; Nekarda, J. |
Zeitschriftenaufsatz Journal Article |
| 2020 | TOPCon Solar Cells: Laser Ablation and Contact Formation Strategies Arya, V.; Schellinger, S.; Fellmeth, T.; Steinhauser, B.; Gruebel, B.; Brand, A. |
Konferenzbeitrag Conference Paper |
| 2020 | Laser Metal Bonding (LMB) - Low Impact Joining of Thin Aluminum Foil to PERC and TOPCon Rear Side Surfaces John, O.; Emanuel, G.; Paschen, J.; Rose, A. de; Steinhauser, B.; Brand, A.; Nekarda, J. |
Konferenzbeitrag Conference Paper |
| 2020 | Review and Recent Development in Combining Photoluminescence- and Electroluminescence-Imaging with Carrier Lifetime Measurements via Modulated Photoluminescence at Variable Temperatures Höffler, H.; Schindler, F.; Brand, A.; Herrmann, D.; Eberle, R.; Post, R.; Kessel, A.; Greulich, J.; Schubert, M.C. |
Konferenzbeitrag Conference Paper |
| 2019 | Verfahren zur Herstellung einer photovoltaischen Solarzelle, photovoltaische Solarzelle und Photovoltaikmodul Nekarda, Jan; Brand, Andreas; Graf, Martin; Rose, Angela; Kraft, Achim |
Patent |
| 2019 | Optical evaluation of laser generated plating seed layers Franzl, Y.; Widmaier, Y.; Kroyer, T.; Brand, A.; Kühnhold-Pospischil, S.; Nekarda, J. |
Konferenzbeitrag Conference Paper |
| 2019 | Verfahren zur Herstellung einer photovoltaischen Solarzelle und photovoltaische Solarzelle Nekarda, Jan; Brand, Andreas; Nagel, Henning |
Patent |
| 2019 | FoilMet® - Connect: A New Rear Metallization Upgrade for PERC and other Cell Concepts Paschen, Jan Tobias; Emanuel, Gernot; Brand, Andreas; Fellmeth, Tobias; Rose, Angela de; John, Oliver; Nekarda, Jan |
Konferenzbeitrag Conference Paper |
| 2019 | Non-Destructive Approach for Measuring Base Resistivity of Emitter-Diffused, Partially-Processed Wafers Using Temperature-Stage QSSPC Kuruganti, V.; Haunschild, J.; Brand, A.; Al-Hajjawi, S.; Rein, S.; Glunz, S.W. |
Konferenzbeitrag Conference Paper |
| 2019 | A Novel TLM Analysis for Solar Cells Mir, H.; Arya, V.; Höffler, H.; Brand, A. |
Zeitschriftenaufsatz Journal Article |
| 2019 | Verfahren zur Herstellung einer photovoltaischen Solarzelle und photovoltaische Solarzelle Nekarda, Jan; Brand, Andreas; Graf, Martin; Preu, Ralf |
Patent |
| 2019 | New Approach for a Combined Process of an Ultrafast Boron-Oxygen Defect Regeneration and Thermal Contact Treatment of Ni/Cu/Ag Plated Solar Cells Roder, S.; Arya, V.; Mir, H.; Grübel, B.; Kluska, S.; Bay, N.; Pysch, D.; Krauß, K.; Brand, A.; Nekarda, J. |
Konferenzbeitrag Conference Paper |
| 2018 | All Copper NICE Modules Reinwand, D.; Pysch, D.; Bay, N.; Burschik, J.; Kuehnlein, H.H.; Madon, F.; Einhaus, R.; Brand, A.; Arya, V.; Smith, B.; Richter, D.; Kray, D. |
Konferenzbeitrag Conference Paper |
| 2017 | Verfahren und Vorrichtung zum Stabilisieren einer photovoltaischen Silizium-Solarzelle Nekarda, Jan; Brand, Andreas; Rein, Stefan; Krauß, Karin; Fertig, Fabian |
Patent |
| 2017 | Vorrichtung und Verfahren zur Bearbeitung eines Halbleitersubstrats mittels Laserstrahlung Nekarda, Jan; Brand, Andreas; Graf, Martin |
Patent |
| 2017 | Ultrafast 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. |
Konferenzbeitrag Conference Paper |
| 2017 | Comparison of line-wise pl-imaging and area-wise pl-imaging Höffler, H.; Dost, G.; Brand, A.; Haunschild, J.; Schremmer, H.; Bergmann, A. |
Zeitschriftenaufsatz Journal Article |
| 2017 | Mesa Separation of GaInP Solar Cells by Picosecond Laser Ablation Weber, J.; Klinger, V.; Brand, A.; Gutscher, S.; Wekkeli, A.; Mondon, A.; Oliva, E.; Dimroth, F. |
Zeitschriftenaufsatz Journal Article |
| 2017 | Experimental 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. |
Zeitschriftenaufsatz Journal Article |
| 2016 | Fast Regeneration Process to Avoid Light-Induced Degradation in Multicrystalline Silicon Solar Cells Krauß, K.; Brand, A.; Fertig, F.; Rein, S.; Nekarda, J. |
Zeitschriftenaufsatz Journal Article |
| 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. |
Zeitschriftenaufsatz Journal Article |
| 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. |
Zeitschriftenaufsatz Journal Article |
| 2015 | Analysis 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. |
Konferenzbeitrag Conference Paper |
| 2014 | Micro characterization and imaging of spikes in nickel plated solar cells Büchler, A.; Kluska, S.; Brand, A.; Geisler, C.; Hopman, S.; Glatthaar, M. |
Zeitschriftenaufsatz Journal Article |
| 2014 | Plated Nickel-Copper contacts on c-Si. From microelectronic processing to cost effective silicon solar cell production Mondon, A.; Bartsch, J.; Kamp, M.; Brand, A.; Steinhauser, B.; Bay, N.; Horzel, J.; Glatthaar, M.; Glunz, S.W. |
Konferenzbeitrag Conference Paper |
| 2014 | Verfahren zur Ablation einer Schicht Brand, Andreas; Nekarda, Jan |
Patent |
| 2014 | Laserbasiertes Verfahren und Bearbeitungstisch zur lokalen Kontaktierung eines Halbleiterbauelements Nekarda, Jan; Rodofili, Andreas; Brand, Andreas; Graf, Martin; Preu, Ralf |
Patent |
| 2014 | Optimizing 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. |
Zeitschriftenaufsatz Journal Article |
| 2014 | Reduction 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. |
Zeitschriftenaufsatz Journal Article |
| 2013 | Laser assisted honeycomb-texturing on multicrystalline silicon for industrial applications Volk, A.-K.; Gutscher, S.; Brand, A.; Wolke, W.; Zimmer, M.; Reinecke, H. |
Konferenzbeitrag Conference Paper |
| 2013 | Multifunctional PECVD layers: Dopant source, passivation, and optics Seiffe, J.; Pillath, F.; Trogus, D.; Brand, A.; Savio, C.; Hofmann, M.; Rentsch, J.; Preu, R. |
Zeitschriftenaufsatz Journal Article |
| 2012 | Nanosecond 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. |
Konferenzbeitrag Conference Paper |
Fraunhofer Institute for Solar Energy Systems ISE