Photovoltaik – Materialien, Zellen und Module

Hohe Konversionswirkungsgrade und damit niedrige photovoltaische Stromgestehungskosten können nur mit optimalen und kosteneffizienten Materialien erzielt werden. Für Silizium, organische sowie III-V- und Perowskit-Halbleiter erreichen wir am Fraunhofer ISE durch tiefgehende Analysen und optimierte Prozesse sehr gute elektronische Eigenschaften. Hierauf aufbauend entwerfen wir mithilfe von Simulationstools optimierte Solarzellenarchitekturen und setzen diese in unseren Labors um. So entstehen bahnbrechende Zellarchitekturen wie die von uns entwickelte TOPCon-Siliziumsolarzelle, die sich als industrieller Standard weltweit durchgesetzt hat. 

Da sich der Wirkungsgrad der Siliziumsolarzelle seinem theoretischen Limit nähert, entwickeln wir die nächste Solarzellengeneration auf der Basis von Mehrfachsolarzellen. Hierbei nutzen wir unsere langjährigen Erfahrungen mit III-V-Halbleitern, um zukunftsweisende Tandemsolarzellen mit neuen und potenziell kostengünstigeren Halbleitern wie Perowskiten produzieren zu können. Bei der Modulherstellung setzen wir auf neue Topologien wie das Matrix-Schindeln, das in Verbindung mit unserer MorphoColor®-Technologie besonders ästhetische Ergebnisse erzielt. Zudem forschen wir an Tandemmodulen, die höchste Modulwirkungsgrade bei Festinstallation oder bei Konzentration in nachgeführten Systemen erlauben.

Forschungsthemen

Im Geschäftsfeld »Photovoltaik – Materialien, Zellen und Module« forschen und entwickeln wir in folgenden Themenfeldern:

 

Silizium und Germanium – epitaktische Wafer

 

Siliziumsolarzellen und -module

 

Siliziumbasierte Tandemsolarzellen und -module

 

Perowskit-Dünnschicht­photovoltaik

 

Organische Photovoltaik

 

III-V-Solarzellen, Module und konzentrierende Photovoltaik

 

Photonische und leistungselektronische Bauelemente

Fraunhofer-Center für Silizium-Photovoltaik CSP

Das Fraunhofer CSP in Halle (Saale) ist eine gemeinsame Einrichtung des Fraunhofer-Instituts für Mikrostruktur von Werkstoffen und Systemen IMWS, Halle (Saale) und des Fraunhofer ISE.

 
 

Das Fraunhofer CSP betreibt angewandte Forschung in den Themengebieten

FuE-Infrastruktur

Wir bieten umfassende Kalibrier-, Prüf- und Zertifizierungsverfahren in unseren akkreditierten Labs und eine hochmoderne FuE-Infrastruktur in unseren Laborzentren sowie produktionsnahe Technologie-Evaluationszentren.

 

Zentrum für höchst­effiziente Solarzellen

Technologien für höchste PV-Wirkungsgrade

 

Zentrum für neuartige PV-Technologien

Solarzellentechnologien der nächsten Generation

 

Zentrum für Material­charakterisierung und Gebrauchs­dauer­analyse

Analyse von Materialien für den Einsatz in erneuerbaren Energiesystemen

 

Photovoltaic Technology Evaluation Center

PV-TEC

Produktionstechnologie und Messtechnik für kristalline Siliziumsolarzellen

 

Concentrator Technology Evaluation Center

Con-TEC

Entwicklung neuer Generationen von hoch- und niedrigkonzentrierenden PV-Modulen

 

Module Technology Evaluation Center

Module-TEC

Produktions- und Prozesstechnologie und umfangreiche Analysemöglichkeiten für die Modultechnologie

 

Photovoltaik-Module

CalLab PV Modules

Unser Angebot reicht von der Kalibrierung einzelner Zellen und Module bis hin zu kundenspezifischen Aufgaben, wie der Kalibrierung bifazialer Module.

 

Photovoltaik-Module

TestLab PV Modules

Das TestLab PV Modules bietet ein breites Spektrum an Qualitäts und Zuverlässigkeitsprüfungen an.

 

Photovoltaik

CalLab PV Cells

Das CalLab PV Cells bietet die Kalibrierung / Messung von Solarzellen verschiedenster PV-Technologien an.

Kontakt

Stefan Glunz

Contact Press / Media

Prof. Dr. Stefan Glunz

Photovoltaik – Materialien, Zellen und Module

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5191

Stefan Janz

Contact Press / Media

Dr. Stefan Janz

Siliziummaterial und Halbleitersubstrate

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5261

Ralf Preu

Contact Press / Media

PD Dr. Ralf Preu

Siliziumsolarzellen und -module

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5260

Martin Hermle

Contact Press / Media

Dr. Martin Hermle

Siliziumbasierte Tandemsolarzellen und -module

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5265

Markus Kohlstädt

Contact Press / Media

Dr. Markus Kohlstädt

Perowskit-Dünnschichtphotovoltaik

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 203-96796

Uli Würfel

Contact Press / Media

Dr. Uli Würfel

Organische Photovoltaik

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 203-4796

Frank Dimroth

Contact Press / Media

Dr. Frank Dimroth

III-V Solarzellen, Module und konzentrierende Photovoltaik

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5258

Henning Helmers

Contact Press / Media

Dr. Henning Helmers

Photonische und leistungselektronische Bauelemente

Fraunhofer ISE
Heidenhofstr. 2
79110 Freiburg

Telefon +49 761 4588-5094

Veröffentlichungen zum Thema »Photovoltaik – Materialien, Zellen und Module«

Jahr
Year
Titel/Autor:in
Title/Author
Publikationstyp
Publication Type
2026 Integrated hybrid SALD-PVD platform for scalable electron contact layer engineering in perovskite/silicon tandem solar cells
Sittinger, Volker; Harig, Tino; Graumann, Tobias; Pleger, Sven; Beyen, Christian; Schulze, Patricia; Landgraf, Jann Benedikt; Modes, Johanna; Hermle, Martin; Borchert, Anna Juliane; Bett, Andreas W.
Zeitschriftenaufsatz
Journal Article
2026 Selective Annealing of Transparent Conductive Oxides on Silicon Heterojunction Solar Cells Enabled by UV Laser Processing
Münzer, Anna; Weittenhiller, Marko; Bivour, Martin; Glunz, Stefan; Meyer, Fabian
Zeitschriftenaufsatz
Journal Article
2026 Mask and plate copper metallization for silicon heterojunction and perovskite silicon tandem solar cells
Schube, Jörg; Ghanbari, Maral; Efinger, Raphael; Mikolasch, Gabriele; Fischer, Oliver; Schulze, Patricia; Bartsch, Jonas; Keding, Roman
Zeitschriftenaufsatz
Journal Article
2026 Efficient Silver Usage in Screen-Printed SHJ Cells for the Terawatt Production Era
Pingel, Sebastian; Maarouf, Fadi Mahmoud; Wengenmeyr, Manuel Noah; Mhirsi, Oumaima; Singler, Marius; Eberlein, Dirk; Müller, Thomas; Grübel, Benjamin; De Rose, Jonas; Clement, Florian; Lorenz, Andreas
Zeitschriftenaufsatz
Journal Article
2026 Imaging-Based Loss-Analysis for Perovskite/Perovskite/Silicon Triple-Junction Solar Cells
Fischer, Oliver; Heydarian, Minasadat; Heydarian, Maryamsadat; Schulze, Patricia; Borchert, Anna Juliane; Schindler, Florian; Glunz, Stefan; Schubert, Martin
Zeitschriftenaufsatz
Journal Article
2026 Back surface reflectors for III-V tandem solar cells: A polymer-based approach and thermal stress analysis
Selis, Alessandra; Schygulla, Patrick; Alt, Nicolas; Norberg, Jenny; Oliva, Eduard; Lackner, David; Helmers, Henning; Höhn, Oliver
Zeitschriftenaufsatz
Journal Article
2026 Triple-junction solar cells with improved carrier and photon management
Artuk, Kerem; Türkay, Deniz; Kuba, Austin G.; Riemelmoser, Stefan; Steele, Julian A.; Hurni, Julien; Spitznagel, Joël; Quest, Hugo; de Bastiani, Michele; Zhao, Jun; Diekmann, Jonas; Ongaro, Chiara; Othman, Mostafa; Heydarian, Maryamsadat; Fischer, Oliver; Lai, Huagui; Austin, Jonathan S.; Zeiske, Stefan; López-Arteaga, Rafael Eduardo; Liu, Cheng; Mensi, Mounir Driss; Castro-Méndez, Andrés Felipe; Li, Muzhi; Gries, Thomas William; Hill, Siddha; Saenz, Felipe; Champault, Lisa; Can, Hilal Aybike; Golobostanfard, Mohammad Reza; Desai, Umang; Remondeau, Paul; Solano, Eduardo; Portale, Giuseppe; Faes, Antonin; Lang, Felix; Musiienko, A.; Rolston, Nicholas; Fu, Fan; Schubert, Martin; Schindler, Florian; Chen, Bin; Pasquarello, Alfredo; Sargent, Edward H.; Hessler-Wyser, Aïcha; Jeangros, Quentin; Ballif, Christophe; Wolff, Christian M.
Zeitschriftenaufsatz
Journal Article
2026 High-Efficiency Perovskite/Silicon Tandem Solar Cells Based on Wide-Bandgap Perovskite Solar Cells with Unprecedented Fill Factor
Chang, Li-Chun; Duong, The; Ahmad, Viqar; Zhan, Hualin; Dinh Bui, Anh; Polzin, Jana-Isabelle; Richter, Armin; Bartholazzi, Gabriel; Huang, Keqing; Yang, Zhongshu; Wang, Wei; Hou, Yihui; Li, Li; Cui, Qian; Basnet, Rabin; Yang, Jianfei; Lin, Hong; Du, Guozheng; Nguyen, Khoa; Nguyen, Dang‑Thuan; Black, Lachlan E.; MacDonald, Daniel; Walter, Daniel; Weber, Klaus J.; Catchpole, Kylie R.; Shen, Heping
Zeitschriftenaufsatz
Journal Article
2026 Transport Resistance Dominates the Fill Factor Losses in Record Organic Solar Cells
Wang , Chen; MacKenzie, Roderick C.; Würfel, Uli; Neher , Dieter; Kirchartz, Thomas; Deibel, Carsten; Saladina , Maria
Zeitschriftenaufsatz
Journal Article
2026 In Situ Process Control during Wet-Chemical Etching of Heteroepitaxial III–V Layers Using Reflection Anisotropy Spectroscopy
Schmitt, Erica; Guidat, Margot; Flieg, Marco; Grutke, Jonas; Diecke, Maximilian; Möller, Kristof; Euchner, Holger; May, Matthias
Zeitschriftenaufsatz
Journal Article
2026 Multi-Segment Photonic Power Converters for Energy Harvesting and High-Speed Optical Wireless Communication
Younus, Othman; Majlesein, Behnaz; Nacke, Richard; Osahon, Isaac; Pellegrino, Carmine; Babadi, Sina; Tavakkolnia, Iman; Helmers, Henning; Haas, Harald
Zeitschriftenaufsatz
Journal Article
2026 Solar cell efficiency tables (Version 67)
Green, Martin A.; Dunlop, Ewan D.; Yoshita, Masahiro; Kopidakis, Nikos; Bothe, Karsten; Siefer, Gerald; Hao, Xiaojing; Jiang, Jessica Yajie
Zeitschriftenaufsatz
Journal Article
2026 Overview and Future Perspective of Si Tandem Solar Cells
Yamaguchi, Masafumi; Schygulla, Patrick; Kafedjiska, Ivona; Dimroth, Frank; Schlatmann, Rutger
Zeitschriftenaufsatz
Journal Article
2026 Combined Foaming and Surface Structuring of Polymers with Supercritical Carbon Dioxide (scCO2) Applying an Incomplete Saturation Strategy
Borgmann, Luisa Maren; Priante, Ester; Johnsen, Siegbert; Schneider, Marc; Guttmann, Markus; Bläsi, Benedikt; Wiegand, Gabriele; Hölscher, Hendrik
Zeitschriftenaufsatz
Journal Article
2026 Inline Plating of Ni/Cu Contacts for Industrial TOPCon Si Solar Cells - Status and Outlook
Eckert, Jonas; Kluska, Sven; Haberstroh, René; Schmiga, Christian; Mack, Sebastian; Kamp, Mathias; Brunner, Damian; Nekarda, Jan; Clement, Florian
Zeitschriftenaufsatz
Journal Article
2026 Actions for sustainably scalable multi-terawatt photovoltaics
Wagner, Lukas; Peters, Ian Marius; Anctil, Annick; Davies, Matthew; de Groot, Jiska; Wang, Li; Helmers, Henning; Pietzcker, Robert; Goldschmidt, Jan Christoph
Zeitschriftenaufsatz
Journal Article
2026 Multiple-incidence-plane ellipsometer with shared detection arm for inspection of solar cell industry samples
Makai, László; Balogh, Csaba; Basa, Peter; Haunschild, Jonas
Zeitschriftenaufsatz
Journal Article
2026 Device Simulation Analysis of the Perovskite/Perovskite/Silicon Triple Junction Solar Cell Structure
Restat, Luis; Meßmer, Christoph Alexander; Schön, Jonas; Heydarian, Minasadat; Heydarian, Maryamsadat; Schulze, Patricia; Artuk, Kerem; Wolff, Christian M.; Fell, Andreas; Schubert, Martin; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2026 One Year of Outdoor Performance of Perovskite/Perovskite/Silicon Triple-Junction Solar Cell
Manshanden, Petra; Ronchetti, Martijn; Jansen, Mark; Schmid, Alexandra; Heydarian, Minasadat; Borchert, Anna Juliane; Spath, Martin
Zeitschriftenaufsatz
Journal Article
2026 Perovskite solar cells with enhanced thermal fatigue resistance under extreme temperature cycling
Yilmaz, Cem; Buyruk, Ali; Shi, Yating; Levashov, Sergej; Li, Xiaole; Hooijer, Rik; Huang, Jian; Zhu, Hao; Fischer, Oliver; Schubert, Martin; Deger, Caner; Yavuz, Ilhan; Ugur, Esma; Lubineau, Gilles; Eichhorn, Johanna; Zhang, Fei; Aydin, Erkan
Zeitschriftenaufsatz
Journal Article
2026 Unveiling Mechanistic Differences in the Curing of Copper and Silver Pastes for Heterojunction Solar Cells
Mhirsi, Oumaima; Wengenmeyr, Manuel Noah; Huseynova, Zarifa; Hassan, Zameer Ul; Bartsch, Jonas; Rapp, Bastian Ernst
Zeitschriftenaufsatz
Journal Article
2026 Analytical Model of Leakage Currents in Contact Resistivity Measurements on Silicon Solar Cells
Wöhler, Wilkin; Greulich, Johannes; Bett, Andreas W.
Zeitschriftenaufsatz
Journal Article
2026 Industrial Production of Perovskite-Silicon Tandem Solar Cells: The Characterization Challenge
Schubert, Martin; Chojniak, David; Sedani, Salar; Meßmer, Christoph Alexander; Greulich, Johannes; Haunschild, Jonas; Reichmuth, Kasimir; Bett, Alexander J.; Fischer, Oliver; Schindler, Florian; Schön, Jonas; Hohl-Ebinger, Jochen; Rein, Stefan; Glunz, Stefan; Berge, Christopher; Hemsendorf, Marc; Mitchell, Bernhard; Ziegler, Lukas; Ramspeck, Klaus; Horn, Jonas; Djeukeu, Ivanol
Zeitschriftenaufsatz
Journal Article
2026 Photovoltaic Water Electrolysis Reaching 31.3% Solar-to-H2 Conversion Efficiency Under Outdoor Operating Conditions
Martinez Sanchez, Juan Francisco; Ohlmann, Jens; Smolinka, Tom; Dimroth, Frank
Zeitschriftenaufsatz
Journal Article
2026 Monitoring the electrical quality of printed structures based on optical measurements using deep learning
Kurumundayil, Leslie Lydia; Behrendt, Julian; Schomaker, Lambert; Preu, Ralf; Demant, Matthias
Zeitschriftenaufsatz
Journal Article
2026 Holistic Analysis for Mismatch Losses in Photovoltaic Modules: Assessing the Impact of Inhomogeneity from Operational Conditions and Degradation Mechanisms on Power and Yield
Tummalieh, Ammar; Mittag, Max; Reichel, Christian; Aguilar Protti, Alexander Corazón de Jesús; Neuhaus, Holger
Zeitschriftenaufsatz
Journal Article
2026 Microconcentrator Solar Panel Architectures Achieving High Specific Power for Deep Space Missions
Vallerotto, Guido; Bermudez-Garcia, Anderson; Siefer, Gerald; Wiesenfarth, Maike; Garcia-Sanchez, Almudena; Antón, Ignacio; Baur, Carsten; Coz, Pier Luigi; Domínguez, César
Zeitschriftenaufsatz
Journal Article
2026 Defect concentration analysis: Combining Laplace deep-level transient spectroscopy with constrained curve fitting
Klein, Christoph; Pellegrino, Carmine; Lackner, David
Zeitschriftenaufsatz
Journal Article
2026 Multifunctional Ti(Al)Ox layers for silver and indium-free perovskite/silicon tandem solar cells
Jakob, Leonie; Wiedenmann, Felix; Hanser, Mario; Schube, Jörg; Bivour, Martin; Fischer, Oliver; Bett, Alexander J.; Schulze, Patricia; Bartsch, Jonas
Zeitschriftenaufsatz
Journal Article
2026 Indium-Free Recombination Junctions on Tunnel Oxide Passivating Contacts for Fully Textured Perovskite/Silicon Tandem Solar Cells
Hanser, Mario; Ghasemi, Sadaf; Richter, Armin; Polzin, Jana-Isabelle; Damm, Anna; Fischer, Oliver; Heydarian, Maryamsadat; Er-Raji, Oussama; Schulze, Patricia; Llontop, P.; Eftekhari, Zeinab; Morales-Masis, Monica; Saive, Rebecca; Benick, Jan; Borchert, Anna Juliane; Bivour, Martin; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2026 Overcoming the rate-power trade-off: multi-junction photovoltaic receivers for efficient near-infrared power and gigabit data transmission
Pellegrino, Carmine; Nacke, Richard; Majlesein, Behnaz; Younus, Othman; Osahon, Isaac; Babadi, Sina; Schachtner, Michael; Siefer, Gerald; Lackner, David; Tavakkolnia, Iman; Haas, Harald; Helmers, Henning
Zeitschriftenaufsatz
Journal Article
2026 Pushing tunnel oxide passivating contact technology
Richter, Armin; Benick, Jan; Wolf, Andreas
Zeitschriftenaufsatz
Journal Article
2026 Shadows in the Spotlight: Casting Deep Learning Models to Unveil the Geometry of Printed Structures
Kurumundayil, Leslie Lydia; Öner, Doga Can; Trötschler, Theresa; Schönauer, Jonas Johannes Felix; Rupitsch, Stefan; Preu, Ralf; Rein, Stefan; Demant, Matthias
Zeitschriftenaufsatz
Journal Article
2026 Unravelling the solvent-solute interactions between γ-valerolactone and FAPbI3 for realization of perovskite solar cells from green solvents
Schwersenz, Lea; Ramirez Cardenas, Luis Eduardo; Daub, Michael; Scherer, Harald; Strahringer, Kaleb; Rodriguez Donis, Ivonne; Thiebaud-Roux, Sophie; Würfel, Uli; Kohlstädt, Markus
Zeitschriftenaufsatz
Journal Article
2026 Beyond the Gold Standard: Towards Industrially Viable Electrodes for Durable Perovskite Solar Cells
Lukas, Tino; Kober-Czerny, Manuel; Nazari Pour, Ali Reza; McGettrick, James D.; Loukeris, Georgios; Baretzky, Clemens; Hu, Shuaifeng; Wang, Junke; Chang, Chiayu; Teale, Sam; Li, Bowei; Watson, Trystan M.; Stolterfoht, Martin; Hoye, R. L.Z.; Holzhey, Philippe J.; Wagner, Lukas; Kohlstädt, Markus; Snaith, Henry James
Zeitschriftenaufsatz
Journal Article
2026 Best Practices for Measuring Performance and Stability of Indoor Photovoltaic Devices
Chakraborty, Abhisek; Lucarelli, Giulia; Singh, Vaibhav; Xu, Jie; Skafi, Zeynab; Thakur, Diksha; Di Giacomo, Francesco; Shankar, Gyanendra; Calabrò, Emanuele; De Rossi, Francesca; Almora, Osbel; Amiri, Peyman; Aramaki, Shinji; Bagnis, Diego; Bannai, Tomiki; Brabec, Christoph J.; Braga, Daniele; Burwell, Gregory; Brunetti, Francesca; Di Carlo, Aldo; Carnie, Matt; Castriotta, Luigi Angelo; Castro Hermosa, Sergio; Ciocca, Manuela; Cui, Yong; Dagar, Janardan; Damien, Bruno; Dayneko, Sergey V.; Doumon, Nutifafa Y.; Turkovic, Vida; Forberich, Karen; Freitag, Marina; Gao, Feng; Grancini, Giulia; Guo, Zhanglin; Hamadani, Behrang; Hayes, Michael; Hou, Jianhui; Hoye, Robert; Jouin, Stéphane; Jošt, Marko; Kärhä, Petri; Kauer, Mattias; Kirchartz, Thomas; Koutsourakis, George; Kuge, Shuuji; Lira-Cantu, Monica; Mathews, Ian; Madsen, Morten; Auf der Maur, Matthias; Miyasaka, Tsutomu; Müller, David; Priya, Shashank; Ratcliff, Erin L.; Reale, Andrea; Saidaminov, Makhsud I.; Sauvage, Frédéric; Soman, Suraj; Tian, Zhenchuan; Topic, Marko; Cabas Vidani, Antonio; Vivo, Paola; Wang, Kai; Wang, Yuming; Wang, Zhao-Kui; Wojciechowski, Konrad; Würfel, Uli; Xu, Xueqing; Yaşa, Mustafa; Yerci, Selçuk; Zampetti, Andrea; Zhao, Kui; Brown, Thomas M.
Zeitschriftenaufsatz
Journal Article
2026 Improved Energy Harvesting and High-Speed Communication with C-Band Photonic Power Converters
Majlesein, Behnaz; Nacke, Richard; Younus, Othman; Pellegrino, Carmine; Tavakkolnia, Iman; Helmers, Henning; Haas, Harald
Zeitschriftenaufsatz
Journal Article
2026 Rethinking Charge Transport and Recombination in Donor-Diluted Organic Solar Cells
Wang, Chen; Wöpke, Christopher; Seiler, Toni; Faißt, Jared; List, Mathias; Kuhn, Meike; Joseph, Bekcy; Ehm, Alexander; Zahn, Dietrich R.T.; Vaynzof, Yana; Herzig, Eva M.; MacKenzie, Roderick Charles Ian; Würfel, Uli; Saladina, Maria; Deibel, Carsten
Zeitschriftenaufsatz
Journal Article
2025 Fast Luminescence Imaging of Multijunction Solar Cells with a Single Shot
Greulich, Johannes; Fischer, Oliver; Rein, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Traceable Efficiency Determination of Large-Area Perovskite on Silicon Tandem Modules - Insights from a Calibration Laboratories Perspective
Chojniak, David; Schmid, Alexandra; Hohl-Ebinger, Jochen; Siefer, Gerald; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Transition from Silver-to Copper-Based Screen Printed SHJ Solar Cells
Pingel, Sebastian; Maarouf, Fadi Mahmoud; Wengenmeyr, Manuel Noah; Linse, Michael; Folcarelli, Lukas; Schube, Jörg; Hoffmann, Stephan; Tepner, Sebastian; Huyeng, Jonas; Lorenz, Andreas; Clement, Florian
Zeitschriftenaufsatz
Journal Article
2025 Light and Elevated Temperature Induced Degradation in Gallium-Doped Silicon: A Complete Parametric Description
Thome, Fabian; Kwapil, Wolfram; Schindler, Florian; Schubert, Martin; Garashli, Elvin
Zeitschriftenaufsatz
Journal Article
2025 InP-on-GaAs Engineered Substrates: A Pathway Toward Low-Cost, High-Efficiency Optoelectronic Device Fabrication
Pellegrino, Carmine; Dimroth, Frank; Ohlmann, Jens; Helmers, Henning; Lackner, David
Zeitschriftenaufsatz
Journal Article
2025 Understanding Postdeposition Treatments of Hole-Transporting Self-Assembling Molecules for Perovskite/Silicon Tandem Solar Cells
Landgraf, Jann Benedikt; Gupta, Yashika; Prasetio, Adi; Lange, Stefan; Meßmer, Christoph Alexander; Schwarz, Christian; Fischer, Oliver; Chanthalavong, Sithisak; Er-Raji, Oussama; Belén Camarada, María Belén; Wolf, Stefaan de; Schulze, Patricia; Fischer, Anna; Glunz, Stefan; Borchert, Anna Juliane
Zeitschriftenaufsatz
Journal Article
2025 Charge Extraction Multilayers Enable Positive-Intrinsic-Negative Perovskite Solar Cells with Carbon Electrodes
Lukas, Tino; Seo, Seongrok; Holzhey, Philippe; Stewart, Katherine; Henderson, Charlie; Wagner, Lukas; Beynon, David; Watson, Trystan; Kim, Ji-Seon; Kohlstädt, Markus; Snaith, Henry
Zeitschriftenaufsatz
Journal Article
2025 Cutting the cost of InP-based devices
Dimroth, Frank; Pellegrino, Carmine; Schwar, Jörg; Lackner, David; Ohlmann, Jens
Zeitschriftenaufsatz
Journal Article
2025 Optimization of GaInP Absorber Design for Indoor Photovoltaic Conversion Efficiency above 40%
Klitzke, Malte; Schygulla, Patrick; Klein, Christoph; Kleinschmidt, Peter; Hannappel, Thomas; Lackner, David
Zeitschriftenaufsatz
Journal Article
2025 Suppressing halide segregation in wide-bandgap perovskite absorbers by transamination of formamidinium
Loukeris, Georgios; Baretzky, Clemens; Bogachuk, Dmitry; Gillen, Audrey Elizabeth; Yang, Bowen; Suo, Jiajia; Kaiser, Waldemar; Mosconi, Edoardo; De Angelis, Filippo; Boschloo, Gerrit; Bett, Andreas W.; Würfel, Uli; Kohlstädt, Markus
Zeitschriftenaufsatz
Journal Article
2025 Minimizing Open-Circuit Voltage Losses in Perovskite/Perovskite/Silicon Triple-Junction Solar Cell with Optimized Top Cell
Heydarian, Minasadat; Shaji, Athira; Fischer, Oliver; Günthel, Michael; Karalis, Orestis; Heydarian, Maryamsadat; Bett, Alexander J.; Hempel, Hannes; Bivour, Martin; Schindler, Florian; Schubert, Martin; Bett, Andreas W.; Glunz, Stefan; Borchert, Anna Juliane; Schulze, Patricia S.C.
Zeitschriftenaufsatz
Journal Article
2025 Quality Activation Maps: Inline Efficiency Mapping of Solar Cells using Weakly-Supervised Regression
Kunze, Philipp; Kwapil, Wolfram; Rein, Stefan; Demant, Matthias
Zeitschriftenaufsatz
Journal Article
2025 Multi-Junction Laser Power Converters Exceeding 50% Efficiency in the Short Wavelength Infrared
Forcade, Gavin; Wilson, Paige; Beattie, Meghan; Pellegrino, Carmine; Helmers, Henning; Hunter, Robert; Höhn, Oliver; Lackner, David; St-Arnaud, Louis-Philippe; Tibbits, Thomas; Poitras, Daniel; Valdivia, Christopher; Grinberg, Yuri; Walker, Alexandre; Krich, Jacob; Hinzer, Karin
Zeitschriftenaufsatz
Journal Article
2025 Hydrogenation Characteristics of p-type Poly-Si Passivating Contacts on Textured Surface for Double-sided TOPCon Devices
Damm, Anna; Bories, Mathias; Benick, Jan; Hanser, Mario; Richter, Armin; Liu, Anyao; Yang, Zhongshu; Lange, Stefan; Miclea, Paul-Tiberiu; Polzin, Jana-Isabelle
Zeitschriftenaufsatz
Journal Article
2025 Fast Ground Irradiance Computations for Agrivoltaics via Physics-Informed Deep Learning Models
Kurumundayil, Leslie Lydia; Burkhardt, Daniel; Gfüllner, Leonhard Josef; Rupitsch, Stefan; Preu, Ralf; Berwind, Matthew; Demant, Matthias
Zeitschriftenaufsatz
Journal Article
2025 Rear-Heterojunction GaInP Laser Power Converter with 59% Monochromatic Efficiency at 590 nm
Klitzke, Malte; Höhn, Oliver; Siefer, Gerald; Helmers, Henning; Dimroth, Frank; Lackner, David
Zeitschriftenaufsatz
Journal Article
2025 Towards a Template for Epitaxial Lift-Off Based on Porous n-Si with Reduced Doping Concentration: Increasing Homogeneity and Surface Quality by Photo-Assisted Etching
Lawundy, Stefanie; Schreiber, Waldemar; Janz, Stefan; Bett, Andreas W.
Zeitschriftenaufsatz
Journal Article
2025 Optics for terawatt-scale photovoltaics: review and perspectives
Jäger, Klaus; Aeberhard, Urs; Alarcon Llado, Esther; Bläsi, Benedikt; Burger, Sven; Ehrler, Bruno; Favre, Wilfried; Fejfar, Antonin; Gageot, Tristan; Gordon, Ivan; Helmers, Henning; Höhn, Oliver; Izabella, Olindo; Jost, Marko; Ledinsky, Martin; Mandal, Jyotirmoy; Manley, Phillip; Munoz, Delfina; Omair, Zunaid; Ortiz Lizcano, Juan Camilo; Paetzold, Ulrich W.; Raman, Aaswath P.; Sai, Hitoshi; Saive, Rebeca; Schmid, Martina; Yablonovitch, Eli; Becker, Christiane
Zeitschriftenaufsatz
Journal Article
2025 The differential impact of light soaking and dark annealing on hydrogen species during a LeTID cycle in boron-doped FZ silicon: A quantitative FT-IR study
Aßmann, Nicole; Hammann, Benjamin; Frøland, Mariann Carlsen; Kwapil, Wolfram; Monakhov, Eduard
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Journal Article
2025 Solar cell efficiency tables (Version 65)
Green, Martin A.; Dunlop, Ewan D.; Yoshita, Masahiro; Kopidakis, Nikos; Bothe, Karsten; Siefer, Gerald; Hao, Xiaojing; Jiang, Jessica Yajie
Zeitschriftenaufsatz
Journal Article
2025 Organic photovoltaic mini-module providing more than 5000 volts for energy autonomy of dielectric elastomer actuators
Jiang, Ershuai; Jamali, Armin; List, Mathias; Mishra, Dushyant Bhagwan; Sheikholeslami, Seyed Alireza; Goldschmidtboeing, Frank; Woias, Peter; Baretzky, Clemens; Fischer, Oliver; Zimmermann, Birger; Glunz, Stefan; Würfel, Uli
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Journal Article
2025 Two-Step Nested Optical-Electrical Monte-Carlo Approach to Analyze the Influence of Tolerances on Micro-CPV Module Performance
Kaiser, Elisa; Wiesenfarth, Maike; Schöttl, Peter; Steiner, Marc; Glunz, Stefan; Helmers, Henning
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Journal Article
2025 Shingle Cell IV Characterization Based on Spatially Resolved Host Cell Measurements
Kunze, Philipp; Demant, Matthias; Krieg, Alexander; Tummalieh, Ammar; Wöhrle, Nico; Rein, Stefan
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Journal Article
2025 Quantifying the rear side contribution in bifacial tandem-photovoltaic devices
Chojniak, David; Steiner, Marc; Reichmuth, Kasimir; Schmid, Alexandra; Siefer, Gerald; Hooper, Stewart; Bushnell, David; Kirk, Daniel; Case, Christopher; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Manifestation of Light- and Elevated-Temperature-Induced Degradation in n-Type Silicon: Initial Lifetime Improvement Due to Temporary Recovery
Hammann, Benjamin; Kwapil, Wolfram; Horzel, Jörg; Schubert, Martin; Schindler, Florian
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Journal Article
2025 Pushing the boundaries: Challenges that arise in manufacturing and designing photovoltaic modules for new application areas
Öz, Aksel Kaan; Neven-du Mont, Sebastian; Nikitina, Veronika; Romer, Pascal; Kutzleben, Daniel von; Abdel Latif, Najwa; Forster, Jacob; Wellens, Christine; Heinrich, Martin; Neuhaus, Holger
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Journal Article
2025 Hydrogen in Silicon Solar Cells: The Role of Diffusion
Schön, Jonas; Hamer, Phillip; Hammann, Benjamin; Zechner, Christoph; Kwapil, Wolfram; Schubert, Martin
Zeitschriftenaufsatz
Journal Article
2025 Effect of Manufacturing Tolerances on Micro-CPV Assemblies: A Quantitative Approach based on Statistical Modeling
Kaiser, Elisa; Wiesenfarth, Maike; Schöttl, Peter; Steiner, Marc; Glunz, Stefan; Helmers, Henning
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Journal Article
2025 Solar cell efficiency tables (Version 66)
Green, Martin A.; Dunlop, Ewan D.; Yoshita, Masahiro; Kopidakis, Nikos; Bothe, Karsten; Siefer, Gerald; Hao, Xiaojing; Jiang, Jessica Yajie
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Journal Article
2025 Photostable Inorganic Perovskite Absorber via Thermal Evaporation for Monolithic Perovskite/Perovskite/Silicon Triple-Junction Solar Cells
Gupta, Yashika; Heydarian, Minasadat; Heydarian, Maryamsadat; Er-Raji, Oussama; Günthel, Michael; Fischer, Oliver; Baretzky, Clemens; Schulze, Patricia; Bivour, Martin; Wolf, Stefaan de; Glunz, Stefan; Borchert, Anna Juliane
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Journal Article
2025 Indium-Free Recombination Layer for Perovskite-Based Multijunction-Solar-Cells- with Improved Performance Using Sputtered Zinc Tin Oxide
Heydarian, Maryamsadat; Loukeris, Georgios; Bivour, Martin; Meßmer, Christoph Alexander; Heydarian, Minasadat; Fischer, Oliver; Baretzky, Clemens; Bett, Alexander J.; Gevais, Estelle; Masood, Muhammad Fareed U Din; Kosar, Sofiia; Wolf, Stefaan de; Schindler, Florian; Schubert, Martin; Kohlstädt, Markus; Borchert, Anna Juliane; Würfel, Uli; Schulze, Patricia; Bett, Andreas W.; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 High throughput Germanium Homoepitaxy using GeCl4 in an APCVD Batch Reactor
Supik, Ella Susann; Schreiber, Waldemar; Wagenfeldt, Andy; Cho, Jinyoun; Dessein, Kristof; Mamiyev, Zamin Q.; Tegenkamp, Christoph; Weiss, Charlotte; Bett, Andreas W.
Zeitschriftenaufsatz
Journal Article
2025 Extracting Contact Recombination from FFT-filtered Photoluminescence Imaging of Half-Metallised Silicon Solar Cells
Shi, Yifu; Payne, David N.R.; Fell, Andreas; Leon, Cyril; Niewelt, Tim; Khorani, Edris; Wilshaw, Peter R.; Murphy, John D.; Okamoto, Kuninori; Bonilla, Ruy S.
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Journal Article
2025 Review on hydrogen in silicon solar cells: From its origin to its detrimental effects
Hammann, Benjamin; Schindler, Florian; Schön, Jonas; Kwapil, Wolfram; Schubert, Martin; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Machine learning enhanced design and knowledge discovery for multi-junction photonic power converters
Hunter, Robert F.H.; Forcade, Gavin P.; Grinberg, Yuri; Wilson, Debra Paige; Beattie, Meghan N.; Valdivia, Christopher E.; Lafontaine, Mathieu de; St-Arnaud, Louis Philippe; Helmers, Henning; Höhn, Oliver; Lackner, David; Pellegrino, Carmine; Krich, Jacob J.; Walker, Alex W.; Hinzer, Karin
Zeitschriftenaufsatz
Journal Article
2025 Wafer-bonded two-terminal III-V//Si triple-junction solar cell with power conversion efficiency of 36.1% at AM1.5g
Schygulla, Patrick; Müller, Ralph; Höhn, Oliver; Schachtner, Michael; Chojniak, David; Cordaro, Andrea; Tabernig, Stefan; Bläsi, Benedikt; Polman, Albert; Siefer, Gerald; Lackner, David; Dimroth, Frank
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Journal Article
2025 Physics-Informed Machine Learning for TCO-Layer Thickness Prediction and Process Analysis from Multi-Spectral Images
Wörnhör, Alexandra; Senthil Kumar, Saravana Kumar; Burkhardt, Daniel; Schönauer, Jonas Johannes Felix; Pingel, Sebastian; Voicu Vulcanean, Ioan; Steinmetz, Anamaria; Rein, Stefan; Demant, Matthias
Zeitschriftenaufsatz
Journal Article
2025 Metalorganic Vapor-Phase Epitaxy Growth of GaAs Rear-Heterojunction Solar Cells at 94 µm/h
Klein, Christoph; Lang, Robin; Ohlmann, Jens; Dimroth, Frank; Lackner, David
Zeitschriftenaufsatz
Journal Article
2025 Subcell-Resolved EQE Method Using Reverse Voltage Biasing for Multijunction Photovoltaics With Overlapping Subcell Absorptance
Beattie, Meghan; Schachtner, Michael; Hinzer, Karin; Siefer, Gerald; Höhn, Oliver; Lackner, David; Helmers, Henning
Zeitschriftenaufsatz
Journal Article
2025 Effects of UV ns laser annealing on the electrical and microstructural properties of indium-based transparent conductive oxides
Münzer, Anna; Weittenhiller, Marko; Bivour, Martin; Meyer, Fabian; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Fully-Textured Perovskite/Silicon Tandem Solar Cells Exceeding 30% Efficiency on Both Side Tunnel Oxide Passivating Contacted Bottom Cells
Hanser, Mario; Richter, Armin; Polzin, Jana-Isabelle; Damm, Anna; Er-Raji, Oussama; Gupta, Yashika; Fischer, Oliver; Benick, Jan; Schulze, Patricia; Borchert, Anna Juliane; Bivour, Martin; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Local p + Poly-Si Passivating Contacts Realized by Direct FlexTrail Printing of Boron Ink and Selective Alkaline Etching for High Efficiency TOPCon Based Solar Cells
Uygun, Berkay; Kluska, Sven; Polzin, Jana-Isabelle; Schube, Jörg; Jahn, Mike; Krieg, Katrin; Turan, Raşit; Nasser, Hisham A.
Zeitschriftenaufsatz
Journal Article
2025 Effect of top cell absorber thickness and bifacial illumination on monolithic (Ag,Cu)(In,Ga)Se2/Si tandem solar cells
Horstmann, Julia; Hanser, Mario; Polzin, Jana-Isabelle; Maiberg, Matthias; Scheer, Roland; Hermle, Martin
Zeitschriftenaufsatz
Journal Article
2025 Versatile implied open-circuit voltage imaging method and its application in monolithic tandem solar cells
Fischer, Oliver; Bui, Anh Dinh; Schindler, Florian; Macdonald, Daniel; Glunz, Stefan; Nguyen, Hieu T.; Schubert, Martin
Zeitschriftenaufsatz
Journal Article
2025 Quasi-Open Circuit Response Times of Single- and Multi-junction InGaAs Photonic Power Converters
Almora, Osbel; Walker, Alexandre W.; Wilson, D. Paige; Pellegrino, Carmine; Beattie, Meghan; Marsal, Luis F.; Lackner, David; Helmers, Henning; Hinzer, Karin
Zeitschriftenaufsatz
Journal Article
2025 Unveiling the complexity of co-evaporation of perovskite: Why co-evaporation might not be the optimal choice
Mahmoud, Mohamed Abdelaziz Abdelnaby; Gupta, Yashika; Fischer, Oliver; Landgraf, Jann Benedikt; Bivour, Martin; Borchert, Anna Juliane
Zeitschriftenaufsatz
Journal Article
2025 Efficient Fully Textured Perovskite Silicon Tandems with Thermally Evaporated Hole Transporting Materials
Kore, Bhushan; Er-Raji, Oussama; Fischer, Oliver; Callies, Adrian; Schultz-Wittmann, Oliver; Schulze, Patricia; Bivour, Martin; Wolf, Stefaan de; Glunz, Stefan; Borchert, Anna Juliane
Zeitschriftenaufsatz
Journal Article
2025 Rapid prototyping of microfluidic multi-scale lab-on-a-foil devices in COC
Murad, Salman; Heyer, Marvin; Lickert, Fabian; Schlanderer, Judith; Kainz, Daniel; Rombach, Marku; Stöver, Christoph; Ruhl, Thomas; Bläsi, Benedikt; Menges, Julian; Hutzenlaub, Tobias; Paust, Nils; Juelg, Peter
Zeitschriftenaufsatz
Journal Article
2025 Electrically Tunable Si-based THz Photomodulator Using Dielectric/Polymer Surface Gating
Romain, Xavier; Wilshaw, Peter R.; Stantchev, Rayko I.; Miao, Tina; Muo, Sen; Niewelt, Tim; McNab, Shona; Pain, Sophie L.; Grant, Nicholas E.; Bonilla, Ruy S.; Pickwell-MacPherson, Emma; Murphy, John D.
Zeitschriftenaufsatz
Journal Article
2025 Implied Voltage and Current Characterization in Organic Solar Cells using Transient Photoluminescence
Faißt, Jared; List, Mathias; Baretzky, Clemens; Bett, Andreas W.; Würfel, Uli
Zeitschriftenaufsatz
Journal Article
2025 Influence of Thermal Activation on Polysilicon Tunnel Junctions for Tunnel Oxide Passivating Contacts-Based Perovskite/Silicon Tandem Solar Cells
Hanser, Mario; Gry, Johannes; Richter, Armin; Polzin, Jana-Isabelle; Benick, Jan; Bivour, Martin; Reichel, Christian; Glunz, Stefan W.
Zeitschriftenaufsatz
Journal Article
2025 Effective In-Situ TOPCon Gettering of Epitaxially Grown Silicon Wafers during Bottom Solar Cell Fabrication
Rittmann, Clara; Meßmer, Pascal; Schindler, Florian; Polzin, Jana-Isabelle; Richter, Armin; Weiss, Charlotte; Schubert, Martin; Janz, Stefan; Drießen, Marion
Zeitschriftenaufsatz
Journal Article
2025 Approaches for Reducing Metallization-Induced Losses in Industrial TOPCon Solar Cells
Mack, Sebastian; Ourinson, Daniel; Meßmer, Marius; Teßmann, Christopher; Krieg, Katrin; Benick, Jan; Huyeng, Jonas; Greulich, Johannes; Wolf, Andreas
Zeitschriftenaufsatz
Journal Article
2025 Towards More Reliable Measurement Procedures of Perovskite-Silicon Tandem Solar Cells: The Role of Transient Device Effects and Measurement Conditions
Meßmer, Christoph Alexander; Chojniak, David; Bett, Alexander J.; Reichmuth, Kasimir; Hohl-Ebinger, Jochen; Bivour, Martin; Hermle, Martin; Schön, Jonas; Schubert, Martin; Glunz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Metal-Less Top Electrode Semitransparent Organic Solar Modules with an Average Visible Transmission of 51% and a Light Utilization Efficiency of 4%
Pap, Leonie; List, Mathias; Haberstroh, René; Bienkowski, Lasse; Mattenheimer, Martin; Kroyer, Thomas; Faißt, Jared; Zimmermann, Birger; Würfel, Uli
Zeitschriftenaufsatz
Journal Article
2025 Optical Wireless Communications: Enabling the Next-Generation Network of Networks
Krishnamoorthy, Aravindh; Safi, Hossein; Younus, Othman; Kazemi, Hossein; Osahon, Isaac N.O.; Liu, Mingqing; Liu, Yi; Babadi, Sina; Ahmad, Rizwana; Ihsan, Asim; Majlesein, Behnaz; Huang, Yifan; Herrnsdorf, Johannes; Rajbhandari, Sujan; McKendry, Jonathan J.D.; Tavakkolnia, Iman; Caglayan, Humeyra; Helmers, Henning; Turnbull, Graham; Samuel, Ifor D.W.; Dawson, Martin D.; Schober, Robert; Haas, Harald
Zeitschriftenaufsatz
Journal Article
2025 Minimizing Recombination at the Perovskite/C60 Interface through a Volatile Highly Dense Molecular Interlayer
Ye, Fangyuan; Zhang, Shuo; Lang, Felix; Raoufi, Meysam; Liang, Jianjun; Levine, Igal; Hempel, Hannes; Menzel, Dorothee; Zu, Fengshuo; Albrecht, Steve; Korte, Lars; Meßmer, Christoph Alexander; Schön, Jonas; Glunz, Stefan; Unold, Thomas; Koch, Norbert; Neher, Dieter; Ye, Dongting; Wu, Yongzhen; Stolterfoht, Martin
Zeitschriftenaufsatz
Journal Article
2025 Overcoming Material Incompatibility via 2D Free-Surface Engineering
Bioud, Ataellah Youcef; Bouchilaoun, Meriem; Schreiber, Waldemar; Amrar, Redouane; Patriarche, Gilles; Ma, Tao; Ohlmann, Jens; Soltani, Ali; Lackner, David; Janz, Stefan
Zeitschriftenaufsatz
Journal Article
2025 Reversing LeTID in PV power plants: a feasibility study
Fokuhl, Esther; Gebhardt, Paul; Schnabel, Erdmut; Kleinhans, Alexander; Armbruster, Cornelius; Mikolajick, Thomas; Wesselak, Viktor; Philipp, Daniel
Zeitschriftenaufsatz
Journal Article
2025 Power Rating of a Novel Micro-CPV Module Concept and Operational Influences
Kaiser, Elisa; Wiesenfarth, Maike; Steiner, Marc; Siefer, Gerald; Nitz, Peter; Schöttl, Peter; Glunz, Stefan W.; Helmers, Henning
Zeitschriftenaufsatz
Journal Article
2025 Enhanced near infrared light trapping in Si solar cells with metal nanowire grid front electrodes
Bleiji, Yorick; Müller, Ralph; Micali, Melanie; Bläsi, Benedikt; Höhn, Oliver; Alarcon-Llado, Esther
Zeitschriftenaufsatz
Journal Article
2025 Revealing Charge Carrier Transport and Selectivity Losses in Perovskite Silicon Tandem Solar Cells
Fischer, Oliver; Bett, Alexander J.; Zhu, Yan; Meßmer, Christoph Alexander; Bui, Anh Dinh; Schygulla, Patrick; Fell, Andreas; Er-Raji, Oussama; Kore, Bhushan; Schindler, Florian; Macdonald, Daniel; Hameiri, Ziv; Glunz, Stefan; Schubert, Martin
Zeitschriftenaufsatz
Journal Article
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