PRESENTATIONS MIW 2025

Presentations and Posters of 13th MIW workshop, which took place on October 20 and 21st in Berlin, Germany

MIW Organizors, Workshop opening
Bernd Stannowski, , Introductory talk by HZB
Session I:  Progress in industrial metallization technologies
Jun Zhao, CSEM, Updates of recent metallization development from Chinese mass production
Ning Chen, Wuxi Autowell Technology, Printing Technologies for PV: Beyond Metal Pastes and Stainless Steel Screens
Sebastian Tepner, EKRA Automatisierungssysteme GmbH, Introducing a 1.2GW metallization line utilizing a novel screen-printing approach with a throughput of 13500 wafer per hour
Session III: Advances in interconnection 
Hamed Javanbakht Lomeri, imec, Towards Sustainable SHJ Module Fabrication: Multiwire TWILL Interconnection for Copper-based Metallization and Indium-Free Transparent Conductive Oxides
Rémi Monna, CEA INES, Towards less than 10 mg/Wp silver consumption in HJT modules with ECA based interconnection
Derya Güldali, Fraunhofer ISE, RoHS-Compliant Interconnection of TOPCon Solar Cells: Feasibility and Performance Evaluation of SnAgCu Solder Alloy
Jonas Eckert, Fraunhofer ISE, Contact adhesion mechanism of plated contacts on industrial TOPCon rear sides – Microstructure analysis and module integration
Session IV: Industry Session
Jerry Cao, iSilver, Cost reduction of low-temperature silver paste and its application in various photovoltaic cells
Tobias Nitsche, Henkel, Enabling sustainable PV production with low-temperature snap curable electrically conductive adhesives
Jean-Philippe Aguerre, Mondragon, Tool Solutions for Innovative PV Interconnection
Weiming Zhang, Gonda, Metallization Paste Development and Progress for TOPCon Cells
Guy Beaucarne, Dow, Materials matter: Impact of module materials on metallization and interconnection
Session V: Metallization by plating
Jonas Bartsch, Fraunhofer ISE, Plating as metallization method in photovoltaics – properties, developments and applications
Audrey Morisset, CSEM, Reduction of silver and indium consumption by copper plating with a dielectric masking layer for sustainable production of heterojunction cells
G. Rodrigues Lopes, CEA INES, Seed-Layer-Free Electroplated Copper Metallization of SHJ Cells Enabled by Chemical Modification of Transparent Conductive Oxides
Markus Glatthaar, PV2+, Bifacial TBC polyZEBRA Solar Cell meets PV2+’s copper plating metallization
Session VI: Transition towards Cu paste metallization
Sebastian Pingel, Fraunhofer ISE, Efficient Silver Usage in Screen-Printed SHJ Cells for the Terawatt Production Era
Thad Druffel, Bert Thin Films, LECO Processing of Copper Pastes
Oumaima Mhirsi, Fraunhofer ISE, Unveiling Mechanistic Differences in the Curing of Copper and Silver Pastes for Heterojunction Solar Cells
Session VIII: Progress and understanding of screen printed contacts
Andreas Lorenz, Fraunhofer ISE, Advancements in Fine Line Metallization: Latest Achievements at Fraunhofer ISE
Yuelin Xiong, University of Oxford, A Failure Mode Affecting the Reliability of LECO Metallised High-Efficiency TOPCon Solar Cells
Aathira Nair, Fraunhofer ISE, Progress on reducing contact width in solar cell metallization by optimized laser processing during screen production
Session IX:  Metallization and Interconnection for Si-perovskite tandem solar cells
Valérie Depauw, imec, Multwire Interconnection with SnBi Alloy for Perovskite/Silicon Tandems
Benedikt Fischer, Forschungszentrum Jülich, Room-Temperature Interconnection of Thermally Sensitive Solar Cells Using Electrically Conductive Tape
Tillman Finger, Karlsruhe Institute for Technology, T-ECA – Thermoplastic Adhesives for Solar Cell Interconnection
Freya Leyland, HZB, Investigating barrier properties of TCOs against metallization and interconnection materials for thermal stability of perovskite-based solar cells
Poster Session A (Session II)
A-01, Marianne Kronsbein, Karlsruhe Institute of Technology, Electrically Conductive Adhesives based on Silver-Coated Glass and Copper Particles
A-02, Yuelin Xiong, University of Oxford, Copper Diffusion at the Copper/Silicon Interfaces: Is it really that big a problem?
A-03, Veysel Unsur, ODTU-GUNAM, Beyond Silver: Comparative Performance Analysis of Alternative Metallization Strategies in Silicon Solar Cells
A-04, Donald Intal, University of North Carolina at Charlotte, The Impact of LECO on Screen Printed Copper Contact with PERC Architecture
A-05, Cesar Manna, PVNanocell, Advancing Screen Printed Ag and Cu Nanoparticle Materials for Low Temperature Application: Rheology-Controlled Linewidth, Perovskite Adhesion, and Low-Temperature Stability
A-06, Yuelin Xiong, University of Oxford, The Bulk and Interface Properties of Cu Screen-printed Contacts on Silicon Solar Cells
A-07, Yu Wu, TNO, Investigation of Cu metallization and interconnection in the HJT solar cell & module manufacturing
A-08, Roberto Boccardi, DTU Electro – SPVS group, Wet etch opening of bifacial i-TOPCon cells for Ni/Cu plated contacts
A-09, Melisa Korkmaz Arslan, ODTÜ-GÜNAM, INNOVATIVE CU PLATING STRATEGY FOR INDUSTRY COMPATIBLE METALLIZATION OF SHJ SOLAR CELL
A-10, Melika Motaghian, TU Eindhoven, Engineering the optoelectronic properties of ZnSnOx buffer layers by controlling the composition of the deposited films in high-throughput spatial ALD
A-11, Jan Kegel, Solyco TECC GmbH, TECC-Connect: A Universal Interconnction Technology for Diverse Solar Cell Metallisations
A-12, Marcus Klein, SURAGUS GmbH, Near-process sensor integration of characterization of inv-vacuo deposited thin films by eddy current sensor metrology
Poster Session B (Session VII)
B-01, Stephan Großer, Fraunhofer CSP, Microscopic Investigation on Quantification of Percolating and Non-Percolating Fillers in Electrically Conductive Adhesives
B-02, Yanxin Liu, Forschungszentrum Jülich GmbH, Room-Temperature Interconnection of Thermally Sensitive Solar Cells Using Electrically Conductive Tape
B-03, Jannik Niels Kleesiek, Helmholtz-Zentrum Berlin, Influence of ITO sputter conditions on the Ag-TCO front contact for perovskite-silicon tandem solar cells
B-04, Leonhard Böck, Fraunhofer-Institut für Solare Energiesysteme, How to Interconnect III-V/Si Tandem Solar Cells for Maximum Module Efficiency
B-05, Max Ailinger, Karlsruher Institut für Technologie (KIT), Correlation between Flow Properties and Print Quality in the Front-Side Metallization of Solar Cells
B-07, Mihir Mahajan, imec, Exploring Carbon-Based Paste Properties for Metallization of Low-Temperature Solar Cells
B-08, Mohamed Issifi Yacouba, Jülich research center, High efficiency silicon heterojunction solar cells with silver-free metallization; comparing Ag, AgCu and Cu metallization
B-09, Jonas Valentijn, University of Twente, Advancements in String Printing: Understanding and Improving String Coating.
B-10, Vicky Cooperstein, Copprint, Conductive Copper Pastes for PV: New inks with high thixotropy and conductivity achieve top performance
B-11, Marcial Fernandez-Castro, Tecnalia Research & Innovation, Investigating performance variations and electrical resistance of Electrically Conductive Adhesives (ECAs) for Solar Cells
B-12, Quiterie Emery, Helmholtz-Zentrum Berlin für Materialen und Energie,, Quiterie Emery