Search Results - "Kraft, Achim"
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Investigation of Acetic Acid Corrosion Impact on Printed Solar Cell Contacts
Published in IEEE journal of photovoltaics (01-05-2015)“…In this paper, the corrosion mechanism behind damp heat-induced degradation of screen-printed silver front-side contacts of silicon solar cells due to the…”
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Journal Article -
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Challenges and advantages of cut solar cells for shingling and half-cell modules
Published in EPJ Photovoltaics (11-06-2024)“…Cutting silicon solar cells from their host wafer into smaller cells reduces the output current per cut cell and therefore allows for reduced ohmic losses in…”
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3
Intermetallic compounds in solar cell interconnections: Microstructure and growth kinetics
Published in Solar energy materials and solar cells (01-01-2017)“…The microstructure and intermetallic phase growth in solder joints of photovoltaic modules are investigated because of their significance for interconnection…”
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4
A Comprehensive Study of Module Layouts for Silicon Solar Cells Under Partial Shading
Published in IEEE journal of photovoltaics (01-03-2022)“…Integrated applications for solar energy production becomes increasingly important. The electrification of car bodies and building facades are only two…”
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5
Performance of shingled solar modules under partial shading
Published in Progress in photovoltaics (01-04-2022)“…Significant progress in the development and commercialization of electrically conductive adhesives has been made. This makes shingling a very attractive…”
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Journal Article -
6
Root cause analysis of solar cell cracks at shingle joints
Published in Solar energy materials and solar cells (01-05-2022)“…In this work, we report a cracking mechanism occurring on shingle solar cells in PV modules subjected to thermal cycling. Experimental investigations of six…”
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7
Lateral Currents in Shingle Solar Modules Detected by Magnetic Field Imaging
Published in IEEE journal of photovoltaics (01-07-2023)“…Lateral currents in shingle joints are the driving advantage of shingle matrix modules when it comes to partial shading. In the shingle matrix layout, the…”
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8
Long term stability of copper front side contacts for crystalline silicon solar cells
Published in Solar energy materials and solar cells (01-05-2015)“…In this work the long term stability of silicon solar cells with a copper front side metallization based on a fine-line screen-printed silver seed-layer, a…”
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9
Shingling meets perovskite-silicon heterojunction tandem solar cells
Published in Solar energy materials and solar cells (01-12-2023)“…The current work focuses on the question if shingling can be a suitable interconnection method for perovskite-silicon tandem (PVST) cells. Cell-to-module (CTM)…”
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10
Low-temperature metallization & interconnection for silicon heterojunction and perovskite silicon tandem solar cells
Published in Solar energy materials and solar cells (01-10-2023)“…In this work, we present results on various low-temperature approaches for the metallization and interconnection of high-efficiency solar cells as silicon…”
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11
Optimization of Electrically Conductive Adhesive Bonds in Photovoltaic Modules
Published in IEEE journal of photovoltaics (01-07-2018)“…Gluing ribbons to silicon solar cells by using electrically conductive adhesives (ECAs) is an alternative interconnection technology for module integration to…”
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12
Microstructure and long-term stability of solder joints on nickel-plated aluminium formed during short soldering times
Published in RSC advances (04-11-2020)“…Within this work, we demonstrate that an easy soldering process in combination with wet chemical coating is suitable to realize a strong and reliable solder…”
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Journal Article -
13
Reliable and Automatable Solution for Shingle Bussing
Published in Conference record of the IEEE Photovoltaic Specialists Conference (09-06-2024)“…Shingle matrix technology is a way for creating efficient and visually appealing photovoltaic modules resistant to partial shading. The specific technical…”
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Conference Proceeding -
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Advancements in Shingle Matrix Technology for High Volume Production
Published in Conference record of the IEEE Photovoltaic Specialists Conference (09-06-2024)“…Shingle matrix technology is an innovative approach to organize shingle cells in a brick-wall-like configuration, offering numerous advantages for photovoltaic…”
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Conference Proceeding -
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Origin of corrosion effects in solar cell contacts during electrochemical nickel deposition
Published in Journal of applied electrochemistry (2015)“…In the present study, the chemical interaction between screen-printed solar cell front-side contacts and electrolyte solutions is investigated in detail…”
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Journal Article -
16
Solder Joint Analysis on Coated Aluminum for Silicon Solar Cell Interconnection
Published in 2018 41st International Spring Seminar on Electronics Technology (ISSE) (01-05-2018)“…Foil metallized solar cells combine the high-efficiency passivated emitter and rear cell technology with a cost-efficient rear side metallization based on a…”
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Conference Proceeding -
17
Mechanical stress in solar cells with multi busbar interconnection - Parameter study by FEM simulation
Published in 2016 17th International Conference on Thermal, Mechanical and Multi-Physics Simulation and Experiments in Microelectronics and Microsystems (EuroSimE) (01-04-2016)“…The interconnection of silicon solar cells is commonly realized by soldering copper ribbons or wires with a solder coating onto screen-printed silver contacts…”
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Conference Proceeding