Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019Advanced performance testing of anti-soiling coatings - Pt.I: Sequential laboratory test methodology covering the physics of natural soiling processes
Ilse, K.; Khan, M.Z.; Voicu, N.; Naumann, V.; Hagendorf, C.; Bagdahn, J.
Journal Article
2019Advanced performance testing of anti-soiling coatings - Pt.II: Particle-size dependent analysis for physical understanding of dust removal processes and determination of adhesion forces
Ilse, K.; Khan, M.Z.; Voicu, N.; Naumann, V.; Hagendorf, C.; Bagdahn, J.
Journal Article
2019Dew as a Detrimental Influencing Factor for Soiling of PV Modules
Ilse, K.; Figgis, B.; Khan, M.Z.; Naumann, V.; Hagendorf, C.
Journal Article
2019The future scope of large-scale solar in the UK: Site suitability and target analysis
Palmer, D.; Gottschalg, R.; Betts, T.
Journal Article
2019Local Corrosion of Silicon as Root Cause for Potential-Induced Degradation at the Rear Side of Bifacial PERC Solar Cells
Sporleder, K.; Naumann, V.; Bauer, J.; Richter, S.; Hähnel, A.; Großer, S.; Turek, M.; Hagendorf, C.
Journal Article
2019Microstructural Analysis of Local Silicon Corrosion of Bifacial Solar Cells as Root Cause of Potential-Induced Degradation at the Rear Side
Sporleder, K.; Naumann, V.; Bauer, J.; Richter, S.; Hähnel, A.; Großer, S.; Turek, M.; Hagendorf, C.
Journal Article
2019Root cause analysis on corrosive potential-induced degradation effects at the rear side of bifacial silicon PERC solar cells
Sporleder, K.; Naumann, V.; Bauer, J.; Richter, S.; Hähnel, A.; Großer, S.; Turek, M.; Hagendorf, C.
Journal Article
2019Spectral Response Measurements of Perovskite Solar Cells
Bliss, M.; Smith, A.; Betts, T.R.; Baker, J.; Rossi, F. de; Bai, S.; Watson, T.; Snaith, H.; Gottschalg, R.
Journal Article
2018Analysis of structured wire wafering processes to predict optimized process settings by varying particle size and wire diameter
Koepge, R.; Buehler, K.; Kaule, F.; Zeh, J.; Schoenfelder, S.; Anspach, O.
Conference Paper
2018Aspects of rf-heating and gas-phase doping of large scale silicon crystals grown by the Float Zone technique
Zobel, F.; Mosel, F.; Sorensen, J.; Dold, P.
Conference Paper
2018Comparing indoor and outdoor soiling experiments for different glass coatings and microstructural analysis of particle caking processes
Ilse, K.K.; Rabanal, J.; Schönleber, L.; Khan, M.Z.; Naumann, V.; Hagendorf, C.; Bagdahn, J.
Journal Article
2018Comprehensive analysis of soiling and cementation processes on PV modules in Qatar
Ilse, K.K.; Figgis, B.W.; Werner, M.; Naumann, V.; Hagendorf, C.; Pöllmann, H.; Bagdahn, J.
Journal Article
2018Electromagnetic Functionalization of Wide‐Bandgap Dielectric Oxides by Boron Interstitial Doping
Park, D.-S.; Rees, G.J.; Wang, H.; Rata, D.; Morris, A.J.; Maznichenko, I.V.; Ostanin, S.; Bhatnagar, A.; Choi, C.-J.; Jónsson, R.D.B.; Kaufmann, K.; Kashtiban, R.; Walker, M.; Chiang, C.-T.; Thorsteinsson, E.B.; Luo, Z.; Park, I.-S.; Hanna, J.V.; Mertig, I.; Dörr, K.; Gíslason, H.P.; McConville, C.F.
Journal Article
2018Evaluation and Comparison of PV Modules with Different Designs of Partial Cells in Desert and Moderate Climates
Hanifi, H.; Dassler, D.; Turek, M.; Schneider, J.
Journal Article
2018Fundamentals of soiling processes on photovoltaic modules
Ilse, K.K.; Figgis, B.W.; Naumann, V.; Hagendorf, C.; Bagdahn, J.
Journal Article
2018Impact of Component Reliability on Large Scale Photovoltaic Systems' Performance
Baschel, S.; Koubli, E.; Roy, J.; Gottschalg, R.
Journal Article
2018Improved mechanical strength and reflectance of diamond wire sawn multi-crystalline silicon wafers by inductively coupled plasma (ICP) etching
Kaule, F.; Köhler, B.; Hirsch, J.; Schoenfelder, S.; Lausch, D.
Journal Article
2018Injection intensity-dependent recombination at various grain boundary types in multicrystalline silicon solar cells
Frühauf, F.; Altermatt, P.P.; Luka, T.; Mehl, T.; Deniz, H.; Breitenstein, O.
Journal Article
2018Laser-assisted spalling of large-area semiconductor and solid state substrates
Kaule, F.; Swoboda, M.; Beyer, C.; Rieske, R.; Ajaj, A.; Drescher, W.D.; Schoenfelder, S.; Richter, J.
Journal Article
2018Mechanical damage of half-cell cutting technologies in solar cells and module laminates
Kaule, F.; Pander, M.; Turek, M.; Grimm, M.; Hofmüller, E.; Schönfelder, S.
Conference Paper
2018A practical optical and electrical model to estimate the power losses and quantification of different heat sources in silicon based PV modules
Hanifi, H.; Pfau, C.; Turek, M.; Schneider, J.
Journal Article
2018Resistor network modeling of microscopic transfer length measurements at bilayer systems for heterojunction solar cells
Habibi, M.; Kaufmann, K.; Naumann, V.; Hagendorf, C.
Conference Paper
2017Elemental evolution of the SiOxFy self-masking layer of plasma textured silicon and its modification during air exposure
Gaudig, M.; Hirsch, J.; Naumann, V.; Werner, M.; Grosser, S.; Hagendorf, C.; Bernhard, N.; Lausch, D.
Journal Article
2017Fast large area reflectivity scans of wafers and solar cells with high spatial resolution
Schütt, A.; Wahl, S.; Meyer, S.; Hirsch, J.; Lausch, D.
Conference Paper
2017Growth of carbon and nitrogen containing precipitates in crystalline solar silicon and their influence on solar cells
Richter, S.; Bauer, J.; Breitenstein, O.
Journal Article
2017Helium permeation as a fast quality indicator for barrier properties of solar cell encapsulates
Schulze, S.-H.; Ehrich, C.; Meitzner, R.; Pander, M.
Journal Article
2017Light beam induced current of light-induced degradation in high-performance multicrystalline Al-BSF cells
Lindroos, J.; Petter, K.; Sporleder, K.; Turek, M.; Pacho, P.; Rinio, M.
Conference Paper, Journal Article
2017Light induced degradation: Kinetic model and grain boundary impact on sponge-LID
Sporleder, K.; Hübener, K.; Petter, K.; Kranert, C.; Luka, T.; Turek, M.
Conference Paper, Journal Article
2017Low surface damage dry etched black silicon
Plakhotnyuk, M.M.; Gaudig, M.; Davidsen, R.S.; Lindhard, J.M.; Hirsch, J.; Lausch, D.; Schmidt, M.S.; Stamate, E.; Hansen, O.
Journal Article
2017Microstructural identification of Cu in solar cells sensitive to light-induced degradation
Luka, T.; Turek, M.; Großer, S.; Hagendorf, C.
Journal Article
2017Microstructural investigation of LID sensitive mc-PERC solar cells
Luka, T.; Turek, M.; Kranert, C.; Großer, S.; Hagendorf, C.
Conference Paper, Journal Article
2017Potential-induced degradation in photovoltaic modules: A critical review
Luo, W.; Khoo, Y.S.; Hacke, P.; Naumann, V.; Lausch, D.; Harvey, S.P.; Singh, J.P.; Chai, J.; Wang, Y.; Aberle, A.G.; Ramakrishna, S.
Journal Article
2016Advanced metal contamination analysis for high efficiency solar cell manufacturing
Meyer, S.; Wahl, S.; Hagendorf, C.
Journal Article, Conference Paper
2016Classification of crystal defects in multicrystalline silicon solar cells and wafer using spectrally and spatially resolved photoluminescence
Lausch, D.; Mehl, T.; Petter, K.; Flo, A.S.; Burud, I.; Olsen, E.
Journal Article
2016Evolution of impurity incorporation during ammonothermal growth of GaN
Sintonen, S.; Wahl, S.; Richter, S.; Meyer, S.; Suihkonen, S.; Schulz, T.; Irmscher, K.; Danilewsky, A.N.; Tuomi, T.O.; Stankiewicz, R.; Albrecht, M.
Journal Article
2016Fs-laser micro machining for μ-TLM resistivity test structures in photovoltaic TCO multilayers
Krause, S.; Kaufmann, K.; Lancaster, K.; Naumann, V.; Großer, S.; Hagendorf, C.
Conference Paper
2016Identification and classification of contaminations on wafers using hyperspectral imaging
Turek, M.; Backhaus, A.; Meyer, S.; Seiffert, U.
Journal Article, Conference Paper
2016The impact of wafering on organic and inorganic surface contaminations
Meyer, S.; Wahl, S.; Timmel, S.; Köpge, R.; Jang, B.-Y.
Journal Article
2016Improved empirical method for calculating short circuit current density images of silicon solar cells from saturation current density images and vice versa
Breitenstein, O.; Frühauf, F.; Turek, M.
Journal Article
2016Increasing the efficiency of solar modules by femtosecond laser written blazed phase gratings in the volume of soda lime glass
Muchow, Markus; Sprafke, Alexander N.; Seifert, Gerhard; Turek, Marko; Eiternick, Stefan
Conference Paper
2016Indirect ablation of Cu(In, Ga)Se2-layers by ns pulses with a wavelength of 1342 nm
Kaufmann, K.; Hagendorf, C.
Conference Paper
2016Integrated low-temperature process for the fabrication of amorphous Si nanoparticles embedded in Al2O3 for non-volatile memory application (Phys. Status Solidi A 9∕2016)
Ilse, K.; Schneider, T.; Ziegler, J.; Sprafke, A.; Wehrspohn, R.B.
Journal Article
2016Intra-grain versus grain boundary degradation due to illumination and annealing behavior of multi-crystalline solar cells
Luka, T.; Großer, S.; Hagendorf, C.; Ramspeck, K.; Turek, M.
Journal Article
2016Investigations on the formation of stacking fault-like PID-shunts
Naumann, V.; Brzuska, C.; Werner, M.; Großer, S.; Hagendorf, C.
Journal Article, Conference Paper
2016Layer-selective lift-off processing in a TCO/Si thin film system by ultra-short (ps, fs) laser pulses
Krause, Stephan; Miclea, Paul Tiberiu; Seifert, Gerhard; Hagendorf, Christian
Conference Paper
2016Localization of inorganic impurities in silicon samples by sequential etching and ICP-MS detection
Wahl, S.; Meyer, S.; Hagendorf, C.
Journal Article, Conference Paper
2016Microstructural analysis of the cementation process during soiling on glass surfaces in arid and semi-arid climates
Ilse, K.; Werner, M.; Naumann, V.; Figgis, B.W.; Hagendorf, C.; Bagdahn, J.
Journal Article
2016Microstructural optimization approach of solar cell interconnectors fatigue behavior for enhanced module lifetime in extreme climates
Meier, R.; Pander, M.; Großer, S.; Dietrich, S.
Journal Article, Conference Paper
2016Optical gain and loss mechanisms in photovoltaic modules
Schneider, J.
Conference Paper
2016Optimized tab width in half-cell modules
Hanifi, H.; Dassler, D.; Schneider, J.; Turek, M.; Schindler, S.; Bagdahn, J.
Journal Article, Conference Paper
2016Optoelectronic properties of Black-Silicon generated through inductively coupled plasma (ICP) processing for crystalline silicon solar cells
Hirsch, J.; Gaudig, M.; Bernhard, N.; Lausch, D.
Journal Article, Conference Paper
2016Promising plasma textured black silicon at etch temperatures > 0 °C for PV applications
Gaudig, M.; Hirsch, J.; Ziegler, J.; Lausch, D.; Sprafke, A.N.; Bernhard, N.; Wehrspohn, R.B.
Conference Paper
2016Quantification of void defects on PERC solar cell rear contacts
Großer, S.; Swatek, S.; Pantzer, J.; Turek, M.; Hagendorf, C.
Journal Article, Conference Paper
2016Study of pinhole conductivity at passivated carrier-selected contacts of silicon solar cells
Lancaster, K.; Großer, S.; Feldmann, F.; Naumann, V.; Hagendorf, C.
Journal Article, Conference Paper
2015Black silicon photovoltaics
Otto, Martin; Algasinger, Michael; Branz, Howard; Gesemann, Thomas; Gimpel, T.; Füchsel, Kevin; Käsebier, Thomas; Kontermann, S.; Koynov, S.; Li, X.; Naumann, Volker; Oh, J.; Sprafke, A.N.; Ziegler, J.; Zilk, Matthias; Wehrspohn, Ralf B.
Journal Article
2015Determination of the degree of ethylene vinyl acetate crosslinking via Soxhlet extraction: Gold standard or pitfall?
Hirschl, C.; Neumaier, L.; Puchberger, S.; Mühleisen, W.; Oreski, G.; Eder, G.C.; Frank, R.; Tranitz, M.; Schoppa, M.; Wendt, M.; Bogdanski, N.; Plösch, A.; Kraft, M.
Journal Article
2015Femtosecond laser-written high-efficiency blazed phase gratings in the volume of soda lime glass for light management in solar modules
Muchow, M.; Büchner, T.; Sprafke, A.; Seifert, G.
Journal Article
2015Fluorescent concentrators for photovoltaic applications
Goldschmidt, J.C.; Prönneke, L.; Büchtemann, A.; Gutmann, J.; Steidl, L.; Dyrba, M.; Wiegand, M.-C.; Ahrens, B.; Wedel, A.; Schweizer, S.; Bläsi, B.; Zentel, R.; Rau, U.
Book Article
2015High quality half-cell processing using thermal laser separation
Eiternick, S.; Kaule, F.; Zühlke, H.U.; Kießling, T.; Grimm, M.; Schoenfelder, S.; Turek, M.
Journal Article, Conference Paper
2015High-resolution structural investigation of passivated interfaces of silicon solar cells
Richter, S.; Kaufmann, K.; Naumann, V.; Werner, M.; Graff, A.; Grosser, S.; Moldovan, A.; Zimmer, M.; Rentsch, J.; Bagdahn, J.; Hagendorf, C.
Journal Article
2015Influence of different types of recombination active defects on the integral electrical properties of multicrystalline silicon solar cells
Lausch, D.; Hagendorf, C.
Journal Article
2015The influence of sodium on the molybdenum/Cu(In,Ga)Se-2 interface recombination velocity, determined by time resolved photoluminescence
Jarzembowski, E.; Syrowatka, F.; Kaufmann, K.; Fränzel, W.; Hölscher, T.; Scheer, R.
Journal Article
2015Investigation of the short-circuit current increase for PV modules using halved silicon wafer solar cells
Guo, S.Y.; Schneider, J.; Lu, F.; Hanifi, H.; Turek, M.; Dyrba, M.; Peters, I.M.
Journal Article
2015Methods for resistivity and thickness measurements of high resistivity interfacial layers in photovoltaic TCO multilayers
Kaufmann, K.; Naumann, V.; Großer, S.; Hagendorf, C.
Conference Paper
2015Microstructure of void formation stages at local rear contacts
Großer, S.; Werner, M.; Hagendorf, C.
Journal Article, Conference Paper
2015Nanoscopic studies of 2D-extended defects in silicon that cause shunting of Si-solar cells
Naumann, V.; Lausch, D.; Hähnel, A.; Breitenstein, O.; Hagendorf, C.
Journal Article, Conference Paper
2015Optical and electrical characterization of Cu(In,Ga)Se-2 thin film solar cells with varied absorber layer thickness
Jarzembowski, E.; Maiberg, M.; Obereigner, F.; Kaufmann, K.; Krause, S.; Scheer, R.
Journal Article
2015Optical materials for spectral management
Wehrspohn, R.B.; Schweizer, S.
Journal Article
2015Plasma-enhanced atomic-layer-deposited MoOx emitters for silicon heterojunction solar cells
Ziegler, J.; Mews, M.; Kaufmann, K.; Schneider, T.; Sprafke, A.N.; Korte, L.; Wehrspohn, R.B.
Journal Article
2015Quantification of electroluminescence measurements on modules
Fruehauf, F.; Turek, M.
Journal Article, Conference Paper
2015Rapid determination of organic contaminations on wafer surfaces
Meyer, S.; Timmel, S.; Hagendorf, C.
Conference Paper
2015Rapid testing of external quantum efficiency using LED solar simulators
Luka, T.; Eiternick, S.; Turek, M.
Journal Article, Conference Paper
2015Selective femtosecond laser lift-off process for scribing in thin-film photovoltaics
Krause, S.; Miclea, P.T.; Seifert, G.
Journal Article
2015Silicon crystallization technologies
Dold, P.
Book Article
2015Sodium decoration of PID-s crystal defects after corona induced degradation of bare silicon solar cells
Naumann, V.; Lausch, D.; Hagendorf, C.
Journal Article, Conference Paper
2015Towards a quantitative model for BO regeneration by means of charge state control of hydrogen
Gläser, M.; Lausch, D.
Journal Article, Conference Paper
2015Tunnel oxide passivated carrier-selective contacts based on ultra-thin SiO2 layers grown by photo-oxidation or wet-chemical oxidation in ozonized water
Moldovan, A.; Feldmann, F.; Kaufmann, K.; Richter, S.; Werner, M.; Hagendorf, C.; Zimmer, M.; Rentsch, J.; Hermle, M.
Conference Paper
2015Up-conversion materials for enhanced efficiency of solar cells
Goldschmidt, J.C.; Fischer, S.; Steinkemper, H.; Herter, B.; Wolf, S.; Hallermann, F.; Plessen, G. von; Johnson, J.; Ahrens, B.; Miclea, P.-T.; Schweizer, S.
Book Article
2014Combined effect of light harvesting strings, anti-reflective coating, thin glass, and high ultraviolet transmission encapsulant to reduce optical losses in solar modules
Schneider, J.; Turek, M.; Dyrba, M.; Baumann, I.; Koll, B.; Booz, T.
Journal Article
2014Comprehensive rate equation analysis of upconversion luminescence enhancement due to BaCl2 nanocrystals in neodymium-doped fluorozirconate-based glass ceramics
Skrzypczak, U.; Pfau, C.; Seifert, G.; Schweizer, S.
Journal Article
2014Current and illumination dependent series resistance of solar cells
Turek, M.
Journal Article
2014Determination of impurities in solar grade silicon by inductively coupled plasma sector field mass spectrometry (ICP-SFMS) subsequent to matrix evaporation
Balski, M.; Kipphardt, H.; Berger, A.; Meyer, S.; Panne, U.
Journal Article
2014Explanation of potential-induced degradation of the shunting type by Na decoration of stacking faults in Si solar cells
Naumann, V.; Lausch, D.; Hähnel, A.; Bauer, J.; Breitenstein, O.; Graff, A.; Werner, M.; Swatek, S.; Großer, S.; Bagdahn, J.; Hagendorf, C.
Journal Article
2014Few micrometers wide, perfectly isolating scribes in transparent conductive oxide layers prepared by femtosecond laser processing
Krause, S.; Miclea, P.-T.; Steudel, F.; Schweizer, S.; Seifert, G.
Journal Article, Conference Paper
2014Geometrical correction factors for finite-size probe tips in microscopic four-point-probe resistivity measurements
Ilse, K.; Tänzer, T.; Hagendorf, C.; Turek, M.
Journal Article
2014High-resolution optical and electro-optical microscopy for PV-modules
Grosser, S.; Gläser, M.; Brzuska, C.; Tänzer, T.; Schippel, F.; Hagendorf, C.
Conference Paper, Journal Article
2014Influence of slim rod material properties to the Siemens feed rod and the float zone process
Richter, S.; Werner, M.; Schley, M.; Schaaff, F.; Riemann, H.; Rost, H.-J.; Zobel, F.; Kunert, R.; Dold, P.; Hagendorf, C.
Conference Paper, Journal Article
2014Influence of the feedstock purity on the solar cell efficiency
Meyer, S.; Wahl, S.; Molchanov, A.; Neckermann, K.; Möller, C.; Lauer, K.; Hagendorf, C.
Journal Article
2014Investigation of the undercooling of SnCu solder spheres
Schindler, S.; Mueller, M.; Wiese, S.
Conference Paper
2014Loss analysis for laser separated solar cells
Eiternick, S.; Kaufmann, K.; Schneider, J.; Turek, M.
Conference Paper, Journal Article
2014Loss of wire tension in the wire web during the slurry based multi wire sawing process
Meißner, D.; Schoenfelder, S.; Hurka, B.; Zeh, J.; Sunder, K.; Koepge, R.; Wagner, T.; Grün, A.; Hagel, H.-J.; Moeller, H.J.; Schwabe, H.; Anspach, O.
Journal Article
2014Modeling and testing the mechanical strength of solar cells
Kaule, F.; Wang, W.; Schoenfelder, S.
Journal Article
2014Multiphonon relaxation in rare-earth doped fluorozirconate-based glasses containing BaCl2 nanocrystals
Pfau, C.; Skrzypczak, U.; Ahrens, B.; Schweizer, S.
Journal Article
2014On the role of the network modifier PbO in Sm3+-doped borate glasses
Krause, S.; Pfau, C.; Dyrba, M.; Miclea, P.-T.; Schweizer, S.
Journal Article
2014Optical spectroscopy of borate glasses doped with trivalent rare-earth ions
Steudel, F.; Dyrba, M.; Ahrens, B.; Schweizer, S.
Conference Paper
2014Polymer foil additives trigger the formation of snail trails in photovoltaic modules
Meyer, S.; Timmel, S.; Gläser, M.; Braun, U.; Wachtendorf, V.; Hagendorf, C.
Journal Article
2014Polymer foil additives trigger the formation of snail trails in photovoltaic modules
Meyer, S.; Timmel, S.; Braun, U.; Hagendorf, C.
Journal Article, Conference Paper
2014Potential-Induced Degradation (PID): Introduction of a novel test approach and explanation of increased depletion region recombination
Lausch, D.; Naumann, V.; Breitenstein, O.; Bauer, J.; Graff, A.; Bagdahn, J.; Hagendorf, C.
Journal Article
2014Potential-induced degradation at interdigitated back contact solar cells
Naumann, V.; Geppert, T.; Grosser, S.; Wichmann, D.; Krokoszinski, H.J.; Werner, M.; Hagendorf, C.
Conference Paper, Journal Article
2014Rapid module component testing and quantification of performance gains
Turek, M.; Eiternick, S.
Conference Paper, Journal Article
2014Rate equation analysis of nanocrystal-enhanced upconversion in neodymium-doped glass ceramics
Skrzypczak, U.; Pfau, C.; Seifert, G.; Schweizer, S.
Conference Paper
2014Silver nanoparticles cause snail trails in photovoltaic modules
Meyer, S.; Timmel, S.; Richter, S.; Werner, M.; Gläser, M.; Swatek, S.; Braun, U.; Hagendorf, C.
Journal Article
2014Sodium outdiffusion from stacking faults as root cause for the recovery process of potential-induced degradation (PID)
Lausch, D.; Naumann, V.; Graff, A.; Hähnel, A.; Breitenstein, O.; Hagendorf, C.; Bagdahn, J.
Conference Paper, Journal Article