Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Enabling the Measurement of Thermomechanical Stress in Solar Cells and PV Modules by Confocal Micro-Raman Spectroscopy
Beinert, A.; Büchler, A.; Romer, P.; Haueisen, V.; Rendler, L.C.; Schubert, M.C.; Heinrich, M.; Aktaa, J.; Eitner, U.
Journal Article
2019Thermochemical Stress in Solar Cells: Contact Pad Modeling and Reliability Analysis
Rendler, L.; Romer, P.; Beinert, A.; Stecklum, S.; Kraft, A.; Eitner, U.; Wiese, S.
Journal Article
2018Analysis of Grain-Size Distribution and Yield Strength of Interconnector Ribbons and Wires at Different Streching Conditions Using Color Etching
Walter, J.; Stegmaier, J.; Kraft, A.; Eitner, U.
Conference Paper
2018Approach for a Holistic Optimization from Wafer to PV System
Mittag, M.; Reise, C.; Wöhrle, N.; Eberle, R.; Schubert, M.; Heinrich, M.
Conference Paper
2018Mechanical and electrical properties of wave-shaped wires for low-stress interconnection of solar cells
Rendler, L.; Walter, J.; Goldenberg, S.; Beinert, A.J.; Wiese, S.; Eitner, U.
Journal Article
2018Optimization of electrically conductive adhesive bonds in photovoltaic modules
Geipel, T.; Meinert, M.; Kraft, A.; Eitner, U.
Journal Article
2018Solder joint analysis on coated aluminum for silicon solar cell interconnection
De Rose, A.; Kraft, A.; Eitner, U.; Nowottnick, M.
Conference Paper
2017Abgedeckter PVT-Kollektor mit Low-e-Beschichtung und Belüftung als Überhitzungsschutz
Lämmle, M.; Panzer, C.; Hermann, M.
Conference Paper
2017Analysis of backsheet and rear cover reflection gains for bifacial solar cells
Mittag, M.; Grünzweig, A.; Wiese, M.; Mahmoud, N.; Schmid, A.; Heinrich, M.
Conference Paper
2017Analysis of peel and shear forces after temperature cycle tests for electrical conductive adhesives
Hoffmann, S.; Geipel, T.; Meinert, M.; Kraft, A.
Conference Paper
2017Cell-to-Module (CTM) analysis for photovoltaic modules with shingled solar cells
Mittag, M.; Zech, T.; Wiese, M.; Bläsi, D.; Ebert, M.; Wirth, H.
Conference Paper
2017Electrical and thermal modeling of junction boxes
Mittag, M.; Kutter, C.; Hoffmann, S.; Romer, P.; Beinert, A.J.; Zech, T.
Conference Paper
2017FEM-based development of novel back-contact PV modules with ultra-thin solar cells
Beinert, Andreas; Leidl, Roman; Sommeling, Paul; Eitner, Ulrich; Aktaa, Jarir
Conference Paper
2017Intermetallic compounds in solar cell interconnections: Microstructure and growth kinetics
Geipel, T.; Moeller, M.; Walter, J.; Kraft, A.; Eitner, U.
Journal Article
2017Low-temperature soldering for the interconnection of silicon heterojunction solar cells
De Rose, A.; Erath, D.; Geipel, T.; Kraft, A.; Eitner, U.
Conference Paper
2017Power loss through decorative elements in the front glazing of BIPV modules
Mittag, M.; Kutter, C.; Ebert, M.; Wilson, H.R.; Eitner, U.
Conference Paper
2017Ribbon interconnection of 6" BC-BJ Solar Cells
Walter, Johann; Rendler, Li Carlos; Halm, Andreas; Mihailetchi, Valentin; Kraft, Achim; Eitner, Ulrich
Journal Article, Conference Paper
2017Shingled cell interconnection: A new generation of bifacial PV-modules
Klasen, N.; Mondon, A.; Kraft, A.; Eitner, U.
Conference Paper
2017Solar potential on commercial trucks: Results of an irradiance measurement campaign on 6 trucks in Europe and USA
Eitner, U.; Ebert, M.; Zech, T.; Schmid, C.; Watts, A.; Heinrich, M.
Conference Paper
2017Solder interconnection of aluminum foil rear side metallization for passivated emitter and rear solar cells
De Rose, A.; Kraft, A.; Gledhill, S.; Ali, M.T.; Kroyer, T.; Pscherer, C.; Graf, M.; Nekarda, J.; Eitner, U.
Conference Paper
2017Solder joint stability study of wire-based interconnection compared to ribbon interconnection
Walter, J.; Rendler, L.C.; Ebert, C.; Kraft, A.; Eitner, U.
Journal Article, Conference Paper
2017Systematic PV-module optimization with the cell-to-module (CTM) analysis software "SmartCalc.CTM"
Mittag, M.; Ebert, M.
Journal Article
2017Thermomechanical stress analysis of PV module production processes by Raman spectroscopy and FEM simulation
Beinert, A.J.; Romer, P.; Büchler, A.; Haueisen, V.; Aktaa, J.; Eitner, U.
Journal Article, Conference Paper
2017TPedge: Progress on cost-efficient and durable edge-sealed PV modules
Mittag, M.; Eitner, U.; Neff, T.
Conference Paper
2017Ultra-soft wires for direct soldering on finger grids of solar cells
Rendler, L.C.; Walter, J.; Kraft, A.; Ebert, C.; Wiese, S.; Eitner, U.
Journal Article, Conference Paper
2016A comprehensive study of intermetallic compounds in solar cell interconnections and their growth kinetics
Geipel, T.; Moeller, M.; Kraft, A.; Eitner, U.
Journal Article, Conference Paper
2016Comprehensive Study of Intermetallic Compounds in Solar Cell Interconnections Including Lead-Free, Low Melting Point Solders
Geipel, T.; Möller, M.; Kraft, A.; Eitner, U.
Conference Paper
2016The impact of ribbon properties on measured peel forces
Eitner, U.; Rendler, L.C.
Journal Article, Conference Paper
2016Investigation of Thermomechanical Stress in Solar Cells with Multi Busbar Interconnection by Finite Element Modeling
Rendler, L.C.; Kraft, A.; Ebert, C.; Wiese, S.; Eitner, U.
Conference Paper
2016Low-temperature interconnection of PVD-aluminium metallization
Geipel, T.; Kumm, J.; Moeller, M.; Kroely, L.; Kraft, A.; Eitner, U.; Wolf, A.; Zhang, Z.; Wolfahrt, P.
Journal Article, Conference Paper
2016Mechanical stress in solar cells with multi busbar interconnection - parameter study by FEM simulation
Rendler, L.C.; Kraft, A.; Ebert, C.; Eitner, U.; Wiese, S.
Conference Paper
2016Mosaic modules for improved design options in building integrated photovoltaic modules
Ebert, M.; Mittag, M.; Fellmeth, T.; Spribille, A.; Mindehoud, T.; Gijzen, G.; Fath, K.; Hecker, R.; Eitner, U.
Conference Paper
2016Die parasitäre Kapazität eines PV-Moduls als Ursache für einen erhöhten Ableitstrom und Indikator für den Feuchteeintrag im Verkapselungsmaterial
Berg, H.; Hsian Saw, M.; Philipp, D.
Conference Paper
2016Photovoltaic Modules: Technology and Reliability
Wirth, H.; Weiß, K.-A.; Wiesmeier, C.
Book
2016A PVT collector concept with variable film insulation and low-emissivity coating
Lämmle, M.; Thoma, C.; Hermann, M.
Journal Article, Conference Paper
2016TPEDGE: Glass-glass photovoltaic module for BIPV-applications
Mittag, M.; Neff, T.; Hoffmann, S.; Ebert, M.; Eitner, U.; Wirth, H.
Conference Paper
2015Modelling and verification of mechanical stress induced by soldering of wires for multi busbar interconnection
Rendler, L.C.; Walter, J.; Geipel, T.; Volk, M.; Ebert, C.; Eitner, U.
Conference Paper
2015TPedge: Qualification of a gas-filled, encapsulation-free glass-glass photovoltaic module
Mittag, M.; Haedrich, I.; Neff, T.; Hoffmann, S.; Eitner, U.; Wirth, H.
Conference Paper
2015Triangular Ribbons for Improved Module Efficiency
Mittag, M.; Beinert, A.J.; Rendler, L.C.; Ebert, M.; Eitner, U.
Conference Paper
2013Adhesion of Al-Metallization in Ultra-Sonic Soldering on the Al-Rear Side of Solar Cells
Schmitt, P.; Eberlein, D.; Tranitz, M.; Eitner, U.; Wirth, H.; Ebert, C.
Conference Paper, Journal Article
2013Cure kinetics of electrically conductive adhesives for solar cell interconnection
Geipel, T.; Eitner, U.
Journal Article
2013Evaluation of solder resists for module integration of MWT solar cells
Walter, J.; Hendrichs, M.; Clement, F.; Tranitz, M.; Eitner, U.
Journal Article, 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
2012Characterization of electrically conductive adhesives
Eitner, U.; Geipel, T.; Holtschke, S.N.; Tranitz, M.
Journal Article, Conference Paper
2012Effect of durability testing on solder joint adhesion and failure mode of front side metallizations
Schmitt, P.; Anderson, R.; Tranitz, M.
Conference Paper
2012Interconnector-based module technology for thin MWT cells
Eitner, U.; Eberlein, D.; Tranitz, M.
Conference Paper
2012Intermetallic phase growth and reliability of Sn-Ag-soldered solar cell joints
Schmitt, P.; Kaiser, P.; Savio, C.; Tranitz, M.; Eitner, U.
Journal Article, Conference Paper
2012A method to detect defective solder joints by Rs-electroluminescence imaging
Walter, J.; Eberlein, D.; Haunschild, J.; Tranitz, M.; Eitner, U.
Journal Article, Conference Paper