Fraunhofer-Gesellschaft

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Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
20206-W Optical Power Link with Integrated Optical Data Transmission
Helmers, H.; Armbruster, C.; Ravenstein, Moritz von; Derix, D.; Schöner, C.
Zeitschriftenaufsatz
2020Carrier recombination dynamics in Ga0.51In0.49P double-heterostructures up to 500K
Walker, A.; Shaked, A.; Dagan, R.; Kribus, A.; Rosenwaks, Y.; Ohlmann, J.; Lackner, D.; Dimroth, F.
Zeitschriftenaufsatz
2020Development and analysis of wafer-bonded four-junction solar cells based on antimonides with 42% efficiency under concentration
Predan, F.; Höhn, O.; Lackner, D.; Franke, A.; Helmers, H.; Dimroth, F.
Zeitschriftenaufsatz
2020Development and Outdoor Characterization of a Hybrid Bifacial HCPV Module
Martinez, J.; Steiner, M.; Wiesenfarth, M.; Fellmeth, T.; Dörsam, T.; Wiese, M.; Glunz, S.W.; Dimroth, F.
Zeitschriftenaufsatz
2020Electron and proton irradiation effect on the minority carrier lifetime in SiC passivated p-doped Ge wafers for space photovoltaics
Weiss, Charlotte; Park, Seonyong; Lefèvre, Jérémie; Boizot, Bruno; Mohr, Christian; Cavani, Olivier; Picard, Sandrine; Kurstjens, Rufi; Niewelt, Tim; Janz, Stefan
Zeitschriftenaufsatz
2020Electron Channeling Contrast Imaging Investigation of Stacking Fault Pyramids in GaP on Si Nucleation Layers
Feifel, M.; Ohlmann, J.; France, R.; Lackner, D.; Dimroth, F.
Zeitschriftenaufsatz
2020III-V//Si multijunction solar cells with 30% efficiency using smart stack technology with Pd nanoparticle array
Makita, K.; Mizuno, H.; Tayagaki, T.; Aihara, T.; Oshima, R.; Shoji, Y.; Sai, H.; Takato, H.; Müller, R.; Beutel, P.; Lackner, D.; Benick, J.; Hermle, M.; Dimroth, F.; Sugaya, T.
Zeitschriftenaufsatz
2020Measurement Uncertainties in I-V Calibration of Multi-Junction Solar Cells for Different Solar Simulators and Reference Devices
Reichmuth, S.K.; Siefer, G.; Schachtner, M.; Mühleis, M.; Hohl-Ebinger, J.; Glunz, S.W.
Zeitschriftenaufsatz
2020MOVPE Growth of GaAs with Growth Rates up to 280 µm/h
Lang, R.; Habib, F.; Dauelsberg, M.; Dimroth, F.; Lackner, D.
Zeitschriftenaufsatz
2020Photovoltaic Technology: From R&D to Industry
Bett, A.W.
Vortrag
2020Power-by-Light or How to Reach an Efficiency of 68%?
Helmers, H.
Vortrag
2020Two-Terminal direct Wafer bonded GaInP/AlGaAs//Si Triple-Junction Solar Cell with AM1.5g Efficiency of 34.1 %
Lackner, D.; Höhn, O.; Müller, R.; Beutel, P.; Schygulla, P.; Hauser, H.; Predan, F.; Siefer, G.; Schachtner, M.; Schön, J.; Benick, J.; Hermle, M.; Dimroth, F.
Zeitschriftenaufsatz
20195 W Optical Power Link with Generic Voltage Output and Modulated Data Signal
Haid, M.; Armbruster, C.; Derix, D.; Schöner, C.; Helmers, H.
Vortrag
2019Assessing the operating temperature of multi-junction solar cells with novel rear side layer stack and local electrical contacts
Alonso-Ãlvarez, D.; Weiss, C.; Fernandez, J.; Janz, S.; Ekins-Daukes, N.
Zeitschriftenaufsatz
2019Comprehensive Electrical Loss Analysis of Monolithic Interconnected Multi-Segment Laser Power Converters
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Zeitschriftenaufsatz
2019CPVIndia - Energy Yield Forecasting with PVsyst
Steiner, M.; Wekkeli, A.; Ojha, S.; Sardar, S.; Singh, V.; Singh Sawhney, H.; Singh Chandok, J.; Siefer, G.
Konferenzbeitrag
2019Development of Back Side Technology for Light Trapping and Photon Recycling in GaAs Solar Cells
Micha, D.; Höhn, O.; Oliva, E.; Klinger, V.; Bett, A.; Dimroth, F.
Zeitschriftenaufsatz
2019Development of Germanium-Based Wafer-Bonded Four-Junction Solar Cells
Höhn, Oliver; Niemeyer, Markus; Weiss, Charlotte; Lackner, David; Predan, Felix; Franke, Alexander; Beutel, Paul; Schachtner, Michael; Müller, Ralph; Siefer, Gerald; Janz, Stefan; Dimroth, Frank
Zeitschriftenaufsatz
2019Direct Growth of GaInP/GaAs/Si Triple-Junction Solar Cell with 22.3% AM1.5g efficiency
Feifel, Markus; Lackner, David; Ohlmann, Jens; Benick, Jan; Hermle, Martin; Dimroth, Frank
Zeitschriftenaufsatz
2019FLATCON® CPV Module Technology: A New Design based on the Evaluation of 10 Years of Outdoor Measurement Data
Wiesenfarth, M.; Steiner, M.; Dörsam, T.; Siefer, G.; Dimroth, F.; Nitz, P.; Bett, A.W.
Konferenzbeitrag
2019GaAs Multi-Junction Laser Power Converters at AZUR SPACE. Current Status and Development Activities
Keller, G.; Fuhrmann, D.; Wierzowski, T.; Volk, A.-K.; Fuhrmann, B.; Horst, L.; Wächter, C.; Schauerte, M.; Helmers, H.; Khorenko, V.
Vortrag
2019Highly Efficient III-V Based Photovoltaic Laser Power Converters
Helmers, H.; Höhn, O.; Lackner, D.; Lopez, E.; Ruiz-Preciado, L.; Schauerte, M.; Siefer, G.; Dimroth, F.; Bett, A.W.
Vortrag
2019Measurement of the Non-radiative Minority Recombination Lifetime and the Effective Radiative Recombination Coefficient in GaAs
Niemeyer, Markus; Kleinschmidt, Peter; Walker, Alexandre W.; Mundt, Laura; Timm, C.; Lang, Robin; Hannappel, Thomas; Lackner, David
Zeitschriftenaufsatz
2019Measurement Uncertainties in the Calibration of Multi-Junction Solar Cells using Different Sun Simulators and Reference Devices
Reichmuth, S.K.; Siefer, Gerald; Schachtner, Michael; Mühleis, Matthias; Hohl-Ebinger, Jochen; Glunz, Stefan W.
Konferenzbeitrag
2019Outdoor Experimental Characterization of Novel High-Efficiency High-Concentrator Photovoltaic (HCPV) modules Using Achromatic Doublet on Glass (ADG) Fresnel Lenses as Primary Optics
Vallerotto, G.; Wiesenfarth, M.; Victoria, M.; Steiner, M.; Anton, I.; Jost, N.; Askins, S.; Sala, G.
Konferenzbeitrag
2019Pushing Energy Yield with Concentrating Photovoltaics
Steiner, Marc; Wiesenfarth, Maike; Martínez Sánchez, Juan Francisco; Siefer, Gerald; Dimroth, Frank
Konferenzbeitrag
2019Single- and Dual-variant Atomic Ordering in GaAsP Compositionally Graded Buffers on GaP and Si Substrates
France, R.M.; Feifel, Markus; Belz, J.; Beyer, A.; Volz, K.; Ohlmann, Jens; Lackner, David; Dimroth, Frank
Zeitschriftenaufsatz
2019Terawatt-Scale Photovoltaics: Transform Global Energy
Bett, A.W.; Haegel, N.M.; Atwater, H.; Barnes, T.; Breyer, C.; Burrell, A.; Chiang, Y.-M.; Wolf, S. de; Dimmler, B.; Feldmann, D.; Glunz, S.; Goldschmidt, J.C.; Hochschild, D.; Inzunza, R.; Kaizuka, I.; Kroposki, B.; Kurtz, S.; Margolis, R.; Leu, S.; Matsubara, K.; Metz, A.; Metzger, W.K. et al.
Zeitschriftenaufsatz
2019Thermal Analysis of Passively Cooled Hybrid CPV Module Using Si Cell as Heat Distributor
Martinez, J.; Steiner, M.; Wiesenfarth, M.; Glunz, S.W.; Dimroth, F.
Zeitschriftenaufsatz
20180.5-Gb/s OFDM-Based Laser Data and Power Transfer Using a GaAs Photovoltaic Cell
Fakidis, J.; Videv, S.; Helmers, H.; Haas, H.
Zeitschriftenaufsatz
201819.9%-Efficient Ultrathin GaAs Solar Cells with Nanostructured Back Mirror for Multi-Resonant Absorption and Enhanced Luminescence Extraction
Chen, H.; Cattoni, A.; Lepinau, R. de; Walker, A.; Hoehn, O.; Lackner, D.; Siefer, G.; Vandamme, N.; Goffard, J.; Behagehel, B.; Dupuis, C.; Bardou, N.; Dimroth, F.; Collin, S.
Vortrag
20184-terminal CPV module capable of converting global normal irradiance into electricity
Martínez, Juan F.; Steiner, Marc; Wiesenfarth, Maike; Dimroth, Frank
Konferenzbeitrag
2018Analysis of the performance of an on-axis mirror module design compared to a FLATCON module
Wiesenfarth, Maike; Gamisch, Sebastian; Jakob, Peter; Steiner, Marc; Bett, Andreas
Konferenzbeitrag
2018Challenges in the Design of Concentrator Photovoltaic (CPV) Modules to Achieve Highest Efficiencies
Wiesenfarth, M.; Anton, I.; Bett, A.W.
Zeitschriftenaufsatz
2018Combining photon recycling and concentrated illumination in a GaAs heterojunction solar cell
Schilling, C.; Höhn, O.; Micha, D.N.; Heckelmann, S.; Klinger, V.; Oliva, E.; Glunz, S.W.; Dimroth, F.
Zeitschriftenaufsatz
2018Component cell-based restriction of spectral conditions and the impact on CPV module power rating
Steiner, Marc; Muller, Matt; Siefer, Gerald; Bett, Andreas W.
Zeitschriftenaufsatz
2018Direct growth of III–V/silicon triple-junction solar cells with 19.7% efficiency
Feifel, Markus; Ohlmann, Jens; Benick, Jan; Hermle, Martin; Belz, Jürgen; Beyer, Andreas; Volz, Kerstin; Hannappel, Thomas; Bett, Andreas W.; Lackner, David; Dimroth, Frank
Zeitschriftenaufsatz
2018Evaluation of 53 kW CPV system in India
Steiner, M.; Bösch, A.; Wekkeli, A.; Ojha, S.; Sardar, S.; Singh, J.; Singh, V.; Singh Chandok, J.; Siefer, G.
Vortrag
2018Exploring New Convergences between PV Technologies for High Efficiency Tandem Solar Cells
Lincot, D.; Barreau, N.; Ben Slimane, A.; Bidaud, T.; Collin, S.; Feifel, M.; Dimroth, F.; Balestrieri, M.; Coutancier, D.; Béchu, S.; Bouttemy, M.; Etcheberry, A.; Durand, O.; Pinault-Thaury, M.A.; Jomard, F.
Konferenzbeitrag
2018Extracting nonradiative parameters in III-V semiconductors using double-heterostructures on active p-n junctions
Walker, Alexandre W.; Schön, Jonas; Dimroth, Frank
Zeitschriftenaufsatz
2018Hall characterization of epitaxial GaSb and AlGaAsSb layers using p-n junctions on GaSb substrates
Predan, F.; Ohlmann, J.; Mrabet, S.; Dimroth, F.; Lackner, D.
Zeitschriftenaufsatz
2018High-speed quantum efficiency determination of multijunction solar cells
Missbach, T.; Dengler, S.A.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2018III-V-on-silicon solar cells reaching 33% photoconversion efficiency in two-terminal configuration
Cariou, Romain; Benick, Jan; Feldmann, Frank; Höhn, Oliver; Hauser, Hubert; Beutel, Paul; Razek, Nasser; Wimplinger, Markus; Bläsi, Benedikt; Lackner, David; Hermle, Martin; Siefer, Gerald; Glunz, Stefan W.; Bett, Andreas W.; Dimroth, Frank
Zeitschriftenaufsatz
2018On the influence of the photo-induced leakage current in monolithically interconnected modules
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Zeitschriftenaufsatz
2018Operation & maintenance - the key for reliable performance in a CPV power plant
Wüllner, Johannes; Steiner, Marc; Wiesenfarth, Maike; Bett, Andreas
Konferenzbeitrag
2018Optimization of GaAs solar cell performance and growth efficiency at MOVPE growth rates of 100 μm/h
Lang, Robin; Schön, Jonas; Dimroth, Frank; Lackner, David
Zeitschriftenaufsatz
2018Optische Leistungsversorgung für Sensorsysteme mittels photovoltaischer Laserleistungszellen
Helmers, H.
Vortrag
2018Potential analysis of a rear-side passivation for multi-junction space solar cells based on germanium substrates
Weiss, Charlotte; Schön, Jonas; Höhn, Oliver; Mohr, Christian; Kurstjens, Rufi; Boizot, Bruno; Janz, Stefan
Konferenzbeitrag
2018Power loss mechanisms in small area monolithic-interconnected photovoltaic modules
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Zeitschriftenaufsatz
2018Power-by-Light - Optical Power Transmission Based on Photovoltaic Laser Power Converters
Helmers, H.
Vortrag
2018Towards nanowire tandem junction solar cells on silicon
Borgström, M.T.; Magnusson, M.H.; Dimroth, F.; Siefer, G.; Höhn, O.; Riel, H.; Schmid, H.; Wirths, S.; Björk, M.; Aberg, I.; Peijnenburg, W.; Vijver, M.; Tchernycheva, M.; Piazza, V.; Samuelson, L.
Zeitschriftenaufsatz
2018Transient Analysis of Luminescent Coupling Effects in Multi-junction Solar Cells
Tayagaki, T.; Reichmuth, S.K.; Helmers, H.; Siefer, G.
Zeitschriftenaufsatz
2018Trends in Solar Electricity
Bett, A.W.
Vortrag
2017Amorphous silicon carbide rear-side passivation and reflector layer stacks for multi-junction space solar cells based on germanium sustrates
Janz, Stefan; Weiss, Charlotte; Mohr, Christian; Kurstjens, Rufi; Boizot, Bruno; Fuhrmann, Bianca; Khorenko, Victor
Konferenzbeitrag
2017Concentrating photovoltaic systems
Steiner, M.; Gerstmaier, T.; Bett, A.W.
Aufsatz in Buch
2017Effects of thermal annealing on structural and electrical properties of surface-activated n-GaSb/n-GaInP direct wafer bonds
Predan, F.; Kovacs, A.; Ohlmann, J.; Lackner, D.; Dunin-Borkowsi, R.E.; Dimroth, F.; Jäger, W.
Zeitschriftenaufsatz
2017An end of service life assessment of PMMA lenses from veteran concentrator photovoltaic systems
Miller, D.C.; Khonkar, H.I.; Herrero, R.; Anton, I.; Johnson, D.K.; Hornung, T.; Schmid-Schirling, T.; Vinzant, T.B.; Deutch, S.; To, B.; Sala, G.; Kurtz, S.R.
Zeitschriftenaufsatz
2017GaInP/AlGaAs metal-wrap-through tandem concentrator solar cells
Oliva, E.; Salvetat, T.; Jany, C.; Thibon, R.; Helmers, H.; Steiner, M.; Schachtner, M.; Beutel, P.; Klinger, V.; Moulet, J.-S.; Dimroth, F.
Zeitschriftenaufsatz, Konferenzbeitrag
2017High-temperature electric contacts for AlGaInP/GaInP photon-enhanced thermionic emisson cathodes
Girolami, M.; Bellucci, A.; Calvani, P.; Dimroth, F.; Trucchi, D.
Zeitschriftenaufsatz
2017III-V solar cells - materials, multi-junction cells - cell design and performance
Dimroth, F.
Aufsatz in Buch
2017Material quality frontiers of MOVPE grown AIGaAs for minority carrier devices
Heckelmann, S.; Lackner, D.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz, Konferenzbeitrag
2017Mesa Separation of GaInP Solar Cells by Picosecond Laser Ablation
Weber, J.; Klinger, V.; Brand, A.; Gutscher, S.; Wekkeli, A.; Mondon, A.; Oliva, E.; Dimroth, F.
Zeitschriftenaufsatz
2017Minority carrier diffusion length, lifetime and mobility in p-type GaAs and GaInAs
Niemeyer, Markus; Ohlmann, Jens; Walker, Alexandre; Kleinschmidt, Peter; Lang, Robin; Hannappel, Thomas; Dimroth, Frank; Lackner, David
Zeitschriftenaufsatz
2017Monolithic two-terminal III-V//Si triple-junction solar cells with 30.2% efficiency under 1-Sun AM1.5g
Cariou, R.; Benick, J.; Beutel, P.; Razek, N.; Flötgen, C.; Hermle, M.; Lackner, D.; Glunz, S.W.; Bett, A.W.; Wimplinger, M.; Dimroth, F.
Zeitschriftenaufsatz
2017Multi-segment photovoltaic laser power converters and their electrical losses
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Konferenzbeitrag
2017On the alignment tolerance of photovoltaic laser power converters
Wagner, L.; Bett, A.W.; Helmers, H.
Zeitschriftenaufsatz
2017On the benchmarking of multi-junction photoelectrochemical fuel generating devices
May, M.M.; Lackner, D.; Ohlmann, J.; Dimroth, F.; Krol, R. van de; Hannappel, T.; Schwarzburg, K.
Zeitschriftenaufsatz
2017On the temperature dependence of dual-junction laser power converters
Reichmuth, S.K.; Helmers, H.; Philipps, S.P.; Schachtner, M.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2017Optical analysis of a III-V-nanowire-array-on-Si dual junction solar cell
Chen, Yang; Höhn, Oliver; Tucher, Nico; Pistol, Mats-Erik; Anttu, Nicklas
Zeitschriftenaufsatz
2017Oxygen Incorporation into Si Nanocrystal/SiC Multilayers
Weiss, C.; Reichert, A.; Hofmann, J.; Janz, S.
Konferenzbeitrag
2017Performance and failure analysis of concentrator solar cells after intensive stressing with thermal, electrical, and combined load
Eltermann, F.; Ziegler, L.; Wiesenfarth, M.; Wilde, J.; Bett, A.W.
Konferenzbeitrag
2017Power loss mechanisms in monolithic-interconnected six-segment laser power converter
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Vortrag
2017Progress in R&D on CPV cells and modules for highest efficiencies within the EU-funded project CPVMatch
Philipps, S.; Baudrit, M.; Grange, F.; Hillerich, K.; Parmesani, R.; Román, E.
Vortrag
2017Radiation hardness of AlGaAs n-i-p solar cells with higher bandgap intrinsic region
Walker, A.; Heckelmann, S.; Tibbits, T.; Lackner, D.; Bett, A.W.; Dimroth, F.
Zeitschriftenaufsatz
2017Reliable and lightning-safe monitoring of wind turbine rotor blades using optically powered sensors
Worms, K.; Klamouris, C.; Wegh, F.; Meder, L.; Volkmer, D.; Philipps, S.P.; Reichmuth, S.K.; Helmers, H.; Kunadt, A.; Vourvoulakis, J.; Bett, A.W.; Koos, C.; Freude, W.; Leuthold, J.; Stork, W.
Zeitschriftenaufsatz
2017Research on multi-junction solar cells at Fraunhofer ISE
Bett, A.W.; Beutel, P.; Cariou, R.; Feifel, M.; Heckelmann, S.; Hoehn, O.; Klinger, V.; Lackner, D.; Niemeyer, M.; Ohlmann, J.; Oliva, E.; Predan, F.; Siefer, G.; Dimroth, F.
Vortrag
2017The role of draft facets in temperature effects in silicone-on-glass Fresnel lens applications
Jakob, P.; Nitz, P.
Konferenzbeitrag
2017Subcell characterization in multijunction solar cells using pulsed light
Rutzinger, M.; Salzberger, M.; Nesswetter, H.; Lackner, D.; Bett, A.W.; Lugli, P.; Zimmermann, C.G.
Zeitschriftenaufsatz
2017Uncertainty estimation of spectral matching ratio based power rating of CPV modules
Steiner, M.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
201643 % direct sunlight conversion efficiency using 4J cell with achromatic full glass lens
Steiner, M.; Siefer, G.; Schmidt, T.; Wiesenfarth, M.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
201643% sunlight to electricity conversion efficiency using CPV
Steiner, M.; Siefer, G.; Schmidt, T.; Wiesenfarth, M.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz
2016CPV-T Mirror Dish System Combined with Water Desalination Systems
Wiesenfarth, M.; Went, J.; Bösch, A.; Dilger, A.; Kec, T.; Kroll, A.; Koschikowsi, J.; Bett, A.W.
Konferenzbeitrag
2016CPVMatch - concentrating photovoltaic modules using advanced technologies and cells for highest efficiencies
Philipps, S.P.; Baudrit, M.; Hillerich, K.; Moreau, V.; Parmesani, R.; Román, E.; Sala, G.; Schineller, B.; Timo, G.; Bett, A.W.
Konferenzbeitrag
2016CPVMatch - Concentrating Photovoltaic modules using advanced technologies and cells for highest efficiencies
Philipps, S.P.; Baudrid, M.; Hillerich, K.; Moreau, V.; Parmesani, R.; Sala, G.; Schineller, B.; Bett, A.W.
Vortrag
2016Determination of subcell open circuit voltages and Iph–Voc curves in multijunction solar cells by sequentially pulsed, monochromatic illumination
Rutzinger, M.; Nesswetter, H.; Lugli, P.; Bett, A.W.; Zimmermann, C.G.
Zeitschriftenaufsatz
2016Determining the optimal laser wavelength for laser power conversion depending on operation temperature
Höhn, O.; Walker, A.W.; Bett, A.W.; Helmers, H.
Konferenzbeitrag
2016Direct wafer bonding of highly conductive GaSb/GaInAs and GaSb/GaInP heterojunctions prepared by argon-beam surface activation
Predan, F.; Reinwand, D.; Cariou, R.; Niemeyer, M.; Dimroth, F.
Zeitschriftenaufsatz
2016Forschungstrends bei den Photovoltaik-Technologien
Rech, B.; Albrecht, S.; Brendel, R.; Peibst, R.; Schmidt, J.; Glunz, S.W.; Bett, A.; Rau, U.; Kirchartz, T.; Camus, C.; Egelhaaf, H.-J.; Baumann, A.; Powalla, M.
Vortrag
2016Four-junction wafer-bonded concentrator solar cells
Dimroth, Frank; Tibbits, Thomas N.D.; Niemeyer, Markus; Predan, Felix; Beutel, Paul; Karcher, Christian; Oliva, Eduard; Siefer, Gerald; Lackner, David; Fuß-Kailuweit, Peter; Bett, Andreas; Krause, Rainer; Drazek, Charlotte; Guiot, Eric; Wasselin, Jocelyne; Tauzin, Aurélie; Signamarcheix, Thomas
Zeitschriftenaufsatz
2016Frequency-division-multiplex-based quantum efficiency determination of solar cells
Mißbach, T.; Karcher, C.; Siefer, G.
Zeitschriftenaufsatz
2016Gallium phosphide window layer for silicon solar cells
Feifel, M.; Rachow, T.; Benick, J.; Ohlmann, J.; Janz, S.; Hermle, M.; Dimroth, F.; Lackner, D.
Zeitschriftenaufsatz
2016High Efficiency GaInP/GaAs Tandem Wafer Bonded Solar Cell on Silicon
Cariou, R.; Benick, J.; Dimroth, F.
Vortrag
2016Highly efficient solar hydrogen generation - an integrated concept with III-V solar cells and PEM electrolysis cells
Fallisch, A.; Förster, P.; Ohlmann, J.; Smolinka, T.; Zedda, M.
Vortrag
2016III-V multi-junction Metal-Wrap-Through (MWT) concentrator solar cells
Oliva, E.; Salvetat, T.; Jany, C.; Thibon, R.; Helmers, H.; Steiner, M.; Schachtner, M.; Beutel, P.; Klinger, V.; Moulet, J.; Dimroth, F.
Konferenzbeitrag
2016Improved in situ performance testing of line-concentrating solar collectors: Comprehensive uncertainty analysis for the selection of measurement instrumentation
Zirkel-Hofer, A.; Perry, S.; Fahr, S.; Kramer, K.; Heimsath, A.; Scholl, S.; Platzer, W.
Zeitschriftenaufsatz
2016Influence of injection current and temperature on electroluminescence of GaAs laser power converters
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Vortrag
2016Influence of Very Efficient Back Reflectors on the Quantum Efficiency of Solar Cells
Micha, D.N.; Walker, A.; Siefer, G.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
2016Integrated Power and Data Transceiver Devices for Power-by-Light Systems - A Concept Study
Helmers, H.; Lackner, D.; Siefer, G.; Oliva, E.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
2016Minority carrier recombination of ordered Ga0.51In0.49P at high temperatures
Dagan, R.; Rosenwaks, Y.; Kribus, A.; Walker, A.; Ohlmann, J.; Dimroth, F.
Zeitschriftenaufsatz
2016Nanoparticle Scattering for Multijunction Solar Cells: The Tradeoff between Absorption Enhancement and Transmission Loss
Mellor, A.; Hylton, N.P.; Hauser, H.; Thomas, T.; Lee, K.-H.; Al-Saleh, Y.; Giannini, V.; Braun, A.; Loo, J.; Vercruysse, D.; Dorpe, P. van; Blasi, B.; Maier, S.A.; Ekins-Daukes, N.J.
Zeitschriftenaufsatz
2016Nonradiative lifetime extraction using power-dependent relative photoluminescense of III-V semiconductor double-heterostructures
Walker, A.W.; Heckelmann, S.; Karcher, C.; Höhn, O.; Went, C.; Niemeyer, M.; Bett, A.W.; Lackner, D.
Zeitschriftenaufsatz
2016Optical power supply of smart sensors using photovoltaic laser power converters
Helmers, H.
Vortrag
2016Optimal laser wavelength for efficient laser power converter operation over temperature
Höhn, O.; Walker, A.W.; Bett, A.W.; Helmers, H.
Zeitschriftenaufsatz
2016Photovoltaic laser power converters for wireless optical power supply of sensor systems
Helmers, H.; Bett, A.W.
Konferenzbeitrag
2016Photovoltaics with Highest Efficiencies
Bett, A.
Vortrag
2016Rating of CPV modules: Results of module round robins
Steiner, Marc; Siefer, Gerald; Baudrit, Mathieu; Askins, Stephen; Domínguez, César; Antón, Ignacio; Roca, Francesco; Fucci, Raffaele; Cancro, Carmine; Romano, Antonio; Graditi, Giorgio; Pugliatti, Paola Maria; Stefano, Agnese di; Kenny, Robert; Norton, Matthew; Minuto, Alessandro; Morabito, Paolo; Muller, Matthew; Riley, Daniel; Pratt, Larry
Konferenzbeitrag
2016Recent Development in Direct Generation of Hydrogen Using Multi-Junction Solar Cells
Ohlmann, J.; Martínez, Juan F.; Lackner, D.; Förster, P.; Steiner, M.; Fallisch, A.; Dimroth, F.
Konferenzbeitrag
2016A sensitivity analysis of the stepwise measurement procedure for the characterization of large area PV modules
Rapp, C.; Steiner, M.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2016Slope-deviation measurement of Fresnel-shaped mold surfaces
Kiefel, P.; Hornung, T.; Nitz, P.; Reinecke, H.
Zeitschriftenaufsatz
2016Spatial and spectral electroluminescence for single-junction single-segment GaAs laser power converter characterization
Kimovec, R.; Helmers, H.; Bett, A.W.; Topic, M.
Vortrag
2016Transient I-V Measurement Set-up for Photovoltaic Laser Power Converters under Monochromatic Irradiance
Reichmuth, S.K.; Helmers, H.; Garza, C.E.; Vahle, D.; Boer, M. de; Stevens, L.; Mundus, M.; Helmers, H.; Bett, A.W.; Siefer, G.
Konferenzbeitrag
2015Analysis of the output of two isotype cell sets compared to a precicion spectroradiometer
Norton, M.; Galleano, R.; Siefer, G.; Steiner, M.; Kenny, R.; Zaaiman, W.
Konferenzbeitrag
2015Calibration function for an experimental setup for the measurement of irradiance distributions via a transmitting diffuser
Schmid, T.; Hornung, T.; Nitz, P.
Zeitschriftenaufsatz
2015Challenges and perspectives of CPV technology
Bett, A.W.
Vortrag
2015CPV module design optimization for advanced multi-junction solar cell concepts
Steiner, M.; Kiefel, P.; Siefer, G.; Wiesenfarth, M.; Dimroth, F.; Krause, R.; Gombert, A.; Bett, A.W.
Konferenzbeitrag
2015CPV module with fresnel lens primary optics and homogenizing secondary optics
Wiesenfarth, M.; Dörsam, T.; Eltermann, F.; Hornung, T.; Siefer, G.; Steiner, M.; Riesen, S. van; Neubauer, M.; Boos, A.; Wanka, S.; Gombert, A.; Bett, A.W.
Konferenzbeitrag
2015Development of nanoimprint processes for photovoltaic applications
Hauser, H.; Tucher, N.; Tokai, K.; Schneider, P.; Wellens, C.; Volk, A.; Seitz, S.; Benick, J.; Barke, S.; Dimroth, F.; Müller, C.; Glinsner, T.; Bläsi, B.
Zeitschriftenaufsatz
2015Development of NIL processes for PV applications
Hauser, H.; Tucher, N.; Tokai, K.; Schneider, P.; Wellens, C.; Volk, A.; Barke, S.; Müller, C.; Glinsner, T.; Bläsi, B.
Konferenzbeitrag
2015The distance temperature map as method to analyze optical properties of Fresnel lenses and their interaction with multi-junction solar cells
Hornung, T.; Kiefel, P.; Nitz, P.
Konferenzbeitrag
2015Effects of angular confinement and concentration to realistic solar cells
Höhn, O.; Kraus, T.; Schwarz, U.T.; Bläsi, B.
Zeitschriftenaufsatz
2015Efficient direct solar-to-hydrogen conversion by in situ interface transformation of a tandem structure
May, M.M.; Lewerenz, H.J.; Lackner, D.; Dimroth, F.; Hannappel, T.
Zeitschriftenaufsatz
2015Energy level of the Si-related DX-center in (AlyGa1-y)1-xInxAs
Heckelmann, S.; Lackner, D.; Bett, A.W.
Zeitschriftenaufsatz
2015FLATCON® CPV-module with 36.7% efficiency equipped with four-junction solar cells
Steiner, M.; Bösch, A.; Dilger, A.; Dimroth, F.; Dörsam, T.; Muller, M.; Hornung, T.; Siefer, G.; Wiesenfarth, M.; Bett, A.W.
Zeitschriftenaufsatz
2015Frequency division multiple-based light spectroscopy
Mißbach, T.; Karcher, C.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2015A high-efficiency hybrid high-concentration photovoltaic system
Zimmermann, S.; Helmers, H.; Tiwari, M.K.; Paredes, S.; Michel, B.; Wiesenfarth, M.; Bett, A.W.; Poulikakos, D.
Zeitschriftenaufsatz
2015Impact of Photon Recycling and Luminescence Coupling in III-V Photovoltaic Devices
Walker, A.; Höhn, O.; Micha, D.; Wagner, L.; Helmers, H.; Dimroth, F.; Bett, A.
Konferenzbeitrag
2015Investigations on AlxGa1-xAs solar cells grown by MOVPE
Heckelmann, S.; Lackner, D.; Karcher, C.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz
2015Low temperature effects in photovoltaic devices for deep space missions
Hoheisel, R.; Walters, R.J.; Bett, A.W.
Konferenzbeitrag
2015NGCPV: A new generation of concentrator photovoltaic cells, modules and systems (a final review)
Datas, A.; Cristóbal, A.B.; Sala, G.; Anton Hernandez, I.; Minano, J.C.; Benítez, P.; Algora, C.; Bett, A.W.; Lackner, D.; Niemeyer, M.; Philipps, S.P.; Siefer, G.; Ekins-Daukes, N.J.; Roca, F.; Cancro, C.; Luque-Heredia, L.; Warmuth, W.; Baudrit, M.; Okada, Y.; Sugiyama, M.; Hishikawa, Y.; Takamoto, T.; Araki, K.; Fukuyama, A.; Nishioka, K.; Suzuki, H.; Kuze, N.; Moriyasu, Y.; Kita, T.; Kotagiri, A.; Kojima, N.; Martí Vega, A.; Yamaguchi, M.; Luque, A.
Konferenzbeitrag
2015Pathway and technologies for the transformation of the energy system
Bett, A.W.; Henning, H.-M.
Vortrag
2015Photoluminescence-based current-voltage characterisation of individual subcells in multi-junction devices
Alsonso-Álvarez, D.; Lackner, D.; Philipps, S.P.; Bett, A.W.; Ekins-Daukes, N.J.
Konferenzbeitrag
2015Quantum efficiency measurement of concentrator photovoltaic modules
Mundus, M.; Rapp, C.; Missbach, T.; Siefer, G.; Hohl-Ebinger, J.; Bett, A.W.; Warta, W.
Konferenzbeitrag
2015Research strategies to approach the 50% efficiency barrier with multi-junction solar cells
Bett, A.W.
Vortrag
2015Silicone on glass fresnel lenses
Hornung, T.
Aufsatz in Buch
2015Solarenergie zur Stromerzeugung
Kiefer, K.
Aufsatz in Buch
2015Specularity of concentrator mirrors for CPV measured with VLABS
Schmid, T.; Heimsath, A.; Hornung, T.; Nitz, P.
Konferenzbeitrag
2015Stepwise measurement procedure for the characterization of large-area photovoltaic modules
Rapp, C.; Steiner, M.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2015Technical analysis and optimization of a high concentrating photovoltaic power tower
Ordóñez Moreno, K.; Heimsath, A.; Wiesenfarth, M.; Schöttl, P.; Nitz, P.
Konferenzbeitrag
2015Translating outdoor CPV I-V measurements to a CSTC power rating and the associated uncertainty
Muller, M.; Kurtz, S.; Steiner, M.; Siefer, G.
Zeitschriftenaufsatz
2015Transparent and electrically conductive GaSb/Si direct wafer bonding at low temperatures by argon-beam surface activation
Predan, F.; Reinwand, D.; Klinger, V.; Dimroth, F.
Zeitschriftenaufsatz
2015Wafer-bonded GaInP/GaAs//Si solar cells with 30% efficiency under concentrated sunlight
Essig, S.; Benick, J.; Schachtner, M.; Wekkeli, A.; Hermle, M.; Dimroth, F.
Zeitschriftenaufsatz
2015YieldOpt, a model to predict the power output and energy yield for concentrating photovoltaic modules
Steiner, M.; Siefer, G.; Hornung, T.; Peharz, G.; Bett, A.W.
Zeitschriftenaufsatz
2014Analysis of temperature coefficients for III-V multi-junction concentrator cells
Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2014Analytical modeling of industrial-related silicon solar cells
Fellmeth, T.; Clement, F.; Biro, D.
Zeitschriftenaufsatz
2014Challenges for Thermal Management and Production Technologies in Conchotovoltaic (CPV) Modules
Wiesenfarth, M.; Gamisch, S.; Dörsam, T.; Bett, A.W.
Konferenzbeitrag
2014Comparison of direct growth and wafer bonding for the fabrication of GaInP/GaAs dual-junction solar cells on silicon
Dimroth, Frank; Roesener, Tobias; Essig, Stephanie; Weuffen, Christoph; Wekkeli, Alexander; Oliva, Eduard; Siefer, Gerald; Volz, Kerstin; Hannappel, Thomas; Häussler, Dietrich; Jäger, Wolfgang; Bett, Andreas W.
Zeitschriftenaufsatz
2014CPV - Technology: Status and Market Perspectives
Bett, A.W.
Vortrag
2014Development and Investigation of a CPV Module with Cassegrain Mirror Optics
Dreger, M.; Wiesenfarth, M.; Kisser, A.; Schmid, T.; Bett, A.W.
Konferenzbeitrag
2014High-Efficiency - A Key for CPV
Bett, A.W.
Vortrag
2014Highly Efficient Multi-junction Solar Cells
Bett, A.
Vortrag
2014Hot-carrier solar cell spectral insensitivity: Why develop the hot-carrier solar cell when we have multi-junction devices
Hirst, Louise C.; Lumb, Matthew P.; Hoheisel, Raymond; Philipps, Simon P.; Bett, Andreas W.; Walters, Robert J.
Konferenzbeitrag
2014III-V multi-junction solar cells
Philipps, S.P.; Bett, A.W.
Aufsatz in Buch
2014III-V multi-junction solar cells and concentrating photovoltaic (CPV) systems
Philipps, S.P.; Bett, A.W.
Zeitschriftenaufsatz
2014III-V Solarzellen für die optische Leistungsübertragung
Helmers, Henning
Vortrag
2014InGaAs/GaAsP strain balanced multi-quantum wires grown on misoriented GaAs substrates for high efficiency solar cells
Alonso-Álvarez, D.; Thomas, T.; Führer, M.; Hylton, N.P.; Ekins-Daukes, N.; Lackner, D.; Philipps, S.P.; Bett, A.W.; Sodabanlu, H.; Fujii, H.; Watanabe, K.; Sugiyama, M.; Nasi, L.; Campanini, M.
Zeitschriftenaufsatz
2014Investigation of Different Fresnel Lens Designs and Methods to Determine the Optical Efficiency
Wiesenfarth, M.; Steiner, M.; Wolf, J.; Schmidt, T.; Bett, A.W.
Konferenzbeitrag
2014Light diffraction by concentrator Fresnel lenses
Hornung, T.; Nitz, P.
Zeitschriftenaufsatz
2014Lightning-Safe Monitoring of Wind Turbine Rotor Blades Using Optically Powered Sensors
Worms, K.; Klamouris, C.; Wegh, F.; Meder, L.; Volkmer, D.; Phillips, S.; Reichmuth, S.K.; Helmers, H.; Bett, A.W.; Vourvoulakis, J.; Freude, W.; Leuthold, J.; Stork, W.
Konferenzbeitrag
2014A Low Concentration Receiver Concept for Cost Effective Crystalline Back Contact Cells
Ebert, M.; Dörsam, T.; Fellmeth, T.; Hädrich, I.; Eitner, U.; Biro, D.; Wiesenfarth, M.; Noriega, P.; Caparros, S.; Castano, F.
Konferenzbeitrag
2014Mass Manufactured Secondary Optics for CPV
Schmid, T.; Wiesenfarth, M.; Bösch, A.; Hornung, T.; Gremmelspacher, M.; Manns, P.
Konferenzbeitrag
2014Measurement of small angle ray deviations for concentrating solar applications: Circumsolar radiation and mirror beam spread
Nitz, P.; Schmid, T.; Schmidt, T.; Hornung, T.; Heimsath, A.
Konferenzbeitrag
2014Monochromatic Collimated Light Source for an Indoor Lens Efficiency Tester
Kiefel, P.; Leipersberger, A.; Schmidt, T.; Hornung, T.
Konferenzbeitrag
2014Next generation of wafer-bonded multi-junction solar cells
Niemeyer, M.; Klinger, V.; Dimroth, F.; Predan, F.; Fuß-Kailuweit, P.; Reinwand, D.; Lackner, D.; Wekkeli, A.; Oliva, E.; Schachtner, M.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
2014Optical Loss Due to Diffraction by Concentrator Fresnel Lenses
Hornung, T.; Nitz, P.
Konferenzbeitrag
2014The photonic solar cell. System design and efficiency estimations
Höhn, O.; Kraus, T.; Schwarz, U.T.; Bläsi, B.
Konferenzbeitrag
2014Photovoltaic cells for optical power and data transmission
Helmers, H.; Philipps, S.P.; Reichmuth, S.K.; Oliva, E.; Lackner, D.; Bett, A.W.
Vortrag
2014Photovoltaic cells for optical power and data transmission
Helmers, H.
Vortrag
2014Power by light: Optical power transmission replaces copper wiring
Henning, H.
Zeitschriftenaufsatz
2014Preliminary Temperature Accelerated Life Test (ALT) On Lattice Mismatched Triple-Junction Concentrator
Orlando, V.; Espinet, P.; Nunez, N.; Contreras, Y.; Bautista, J.; Vázquez, M.; Algora, C.; Eltermann, F.; Bett, A.W.
Konferenzbeitrag
2014The promise of III-V high-efficiency solar cells
Bett, A.W.
Vortrag
2014PVShade® - Winkelselektive Photovoltaik-Verglasung: Funktionales Fassadendesign mit hochwertiger Optik
Wilson, H.; Fath, K.; Sprenger, W.; Kuhn, T.E.
Zeitschriftenaufsatz
2014Scientific System for High-resolution Measurement of the Circumsolar Radiation
Schrott, S.; Schmidt, T.; Hornung, T.; Nitz, P.
Konferenzbeitrag
2014Similarities and Differences between Terrestrial CPV and Space Multi-Junction Solar Cells
Bett, A.W.
Vortrag
2014SOPHIA CPV module round robin: Power rating at CSOC
Steiner, M.; Siefer, G.; Baudrit, M.; Dominguez, C.; Anton, I.; Roca, F.; Fucci, R.; Pugliatti, P.M.; Stefano, A. di; Kenny, R.; Morabito, P.; Muller, M.
Konferenzbeitrag
2014SOPHIA CPV Module Round Robin: Power Rating at CSOC
Siefer, G.; Steiner, M.; Baudrit, M.; Dominguez, C.; Antón, , I.; Roca, F.; Fucci, F.; Pugliatti, P.; Stefano, A. di; Kenny, R.; Morabito, P.
Konferenzbeitrag
2014Spectral sensitivity of hot carrier solar cells
Hirst, L.C.; Lumb, M.P.; Hoheisel, R.; Philipps, S.P.; Bett, A.W.; Walters, R.J.; Bailey, C.G.
Zeitschriftenaufsatz
2014SPICE network simulation to calculate thermal runaway in III-V solar cells in CPV modules
Steiner, Marc; Siefer, Gerald; Bett, Andreas W.
Zeitschriftenaufsatz
2014Strategic Vision on PV Research Infrastructure in Europe
Kroon, J.; Bruijne, M. de; Bennett, I.; Arrowsmith, G.; Malbranche, P.; Merten, J.; Assoa, Y.B.; Taylor, N.; Georgyvan, S.; Lauermann, I.; Hüpkes, J.; Siefer, G.; Köhl, M.; Warta, W.; Roca, F.; Theologitis, I.
Konferenzbeitrag
2014Wafer Bonded 4-Junction GaInP/GaAs/GaInAsP/GaInAs Concentrator Solar Cells
Krause, R.; Piccin, M.; Munoz Rico, M.; Charles-Alfred, C.; Drazek, C.; Guiot, E.; Dimroth, F.; Bett, A.; Grave, M.; Beutel, P.; Karcher, C.; Tibbits, T.; Oliva, E.; Siefer, G.; Schachtner, M.; Wekkeli, A.; Signamarcheix, T.
Konferenzbeitrag
2014Wafer bonded four-junction GaInP/GaAa/GaInAsP/GaInAs concentrator solar cells with 44.7% efficiency
Dimroth, F.; Grave, M.; Beutel, P.; Fiedeler, U.; Karcher, C.; Tibbits, T.N.D.; Oliva, E.; Siefer, G.; Schachtner, M.; Wekkeli, A.; Bett, A.W.; Krause, R.; Piccin, M.; Drazek, C.; Guiot, E.; Ghyselen, B.; Salvetat, T.; Tauzin, A.; Signamarcheix, T.; Dobrich, A.; Hannappel, T.; Schwarzburg, K.; Blanc, N.
Zeitschriftenaufsatz
2013Aberration-corrected transmission electron microscopy analyses of GaAs/Si interfaces in wafer-bonded multi-junction solar cells
Häussler, D.; Houben, L.; Essig, S.; Kurttepeli, M.; Dimroth, F.; Dunin-Borkowski, R.E.; Jäger, W.
Zeitschriftenaufsatz
2013Advanced liquid cooling in HCPVT systems to achieve higher energy efficiencies
Zimmermann, S.; Helmers, H.; Tiwari, M.K.; Escher, W.; Paredes, S.; Neves, P.; Poulikakos, D.; Wiesenfarth, M.; Bett, A.W.; Michel, B.
Konferenzbeitrag
2013Analysis of high concentration passively cooled CPV module designs using mirror optics
Dreger, M.; Wiesenfarth, M.; Schmid, T.; Bett, A.W.
Konferenzbeitrag
2013Bandgap determination based on electrical quantum efficiency
Helmers, H.; Karcher, C.; Bett, A.W.
Zeitschriftenaufsatz
2013Conceptual product development with integrated concentrating PV systems - CPV in the built environment from a designer's perspective
Reinders, A.; Wiesenfarth, M.; King, R.R.
Konferenzbeitrag
2013Defect formation and strain relaxation in graded GaPAs/GaAs, GaNAs/GaAs and GaInNAs/Ge buffer systems for high-efficiency solar cells
Schöne, J.; Spiecker, E.; Dimroth, F.; Bett, A.W.; Jäger, W.
Zeitschriftenaufsatz, Konferenzbeitrag
2013Design criteria for robust and secure next generation CPV control systems
Benoit, P.; Fey, S.; Rohbogner, G.; Kohrs, R.; Wittwer, C.; Georg, D.; Wüllner, J.; Gombert, A.
Konferenzbeitrag
2013Determination of hardness and Young's modulus for important III-V compound semiconductors
Klinger, V.; Roesener, T.; Lorenz, G.; Petzold, M.; Dimroth, F.
Zeitschriftenaufsatz
2013Efficiency of dense-array CPVT module with front-side interconnected cells
Polonsky, G.; Shelef, G.; Flitsanov, Y.; Wiesenfarth, M.; Steiner, M.; Helmers, H.; Bett, A.W.; Kribus, A.
Konferenzbeitrag
2013Electroluminescence analysis of irradiated GaInP/GaInAs/Ge space solar cells
Hoheisel, R.; Dimroth, F.; Bett, A.W.; Messenger, S.R.; Jenkins, P.P.; Walters, R.J.
Konferenzbeitrag, Zeitschriftenaufsatz
2013Electroluminescence and photoluminescence characterization of multijunction solar cells
Nesswetter, H.; Lugli, P.; Bett, A.W.; Zimmermann, C.G.
Zeitschriftenaufsatz
2013Fabrication of GaInP/GaAs//Si solar cells by surface activated direct wafer bonding
Derendorf, K.; Essig, S.; Oliva, E.; Klinger, V.; Roesener, T.; Philipps, S.P.; Benick, J.; Hermle, M.; Schachtner, M.; Siefer, G.; Jäger, W.; Dimroth, F.
Zeitschriftenaufsatz
2013Fast atom beam activated wafer bonds between n-Si and n-GaAs with low resistance
Essig, S.; Dimroth, F.
Zeitschriftenaufsatz
2013Fast atom beam-activated n-Si/n-GaAs wafer bonding with high interfacial transparency and electrical conductivity
Essig, S.; Moutanabbir, O.; Wekkeli, A.; Nahme, H.; Oliva, E.; Bett, A.W.; Dimroth, F.
Zeitschriftenaufsatz
2013GaAs solar cells close to the thermodynamic limit
Höhn, O.; Kraus, T.; Bauhuis, G.; Schwarz, U.T.; Bläsi, B.
Konferenzbeitrag
2013III-V multi-junction solar cells: Market, technological status and research trends
Philipps, S.P.; Bett, A.W.
Konferenzbeitrag
2013Improved grating monochromator set-up for EQE measurements of multi-junction solar cells
Siefer, G.; Gandy, T.; Schachtner, M.; Wekkeli, A.; Bett, A.W.
Konferenzbeitrag
2013Indoor characterization of reflective concentrator optics
Schmid, T.; Frick, M.; Hornung, T.; Nitz, P.
Konferenzbeitrag
2013Influence of temperature and irradiance on triple-junction solar subcells
Helmers, H.; Schachtner, M.; Bett, A.W.
Zeitschriftenaufsatz
2013Investigations on 3-dimensional temperature distribution in a FLATCON-type CPV module
Wiesenfarth, M.; Gamisch, S.; Kraus, H.; Bett, A.W.
Konferenzbeitrag
2013Investigations on the influence of temperature and concentration on solar cell performances
Helmers, H.; Schachtner, M.; Bett, A.W.
Konferenzbeitrag
2013Ko-Generation von Elektrizität und Wärme aus konzentriertem Sonnenlicht: Überblick über Technologie und Anwendungen
Helmers, H.
Aufsatz in Buch
2013Modeling the thermal runaway effect in CPV modules
Steiner, M.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
2013Multi-linear performance model for hybrid (C)PVT solar collectors
Helmers, H.; Kramer, K.
Zeitschriftenaufsatz
2013NGCPV: A new generation of concentrator photovoltaic cells, modules and systems
Datas, A.; Cristóbal, A.B.; Sala, G.; Anton, I.; Minano, J.C.; Benítez, P.; Bett, A.W.; Siefer, G.; Ekins-Daukes, N.J.; Roca, F.; Cancro, C.; Luque-Heredia, I.; Warmuth, W.; Baudrit, M.; Okada, Y.; Sugiyama, M.; Hishikawa, Y.; Takamoto, T.; Araki, K.; Fukuyama, A.; Nishioka, K.; Suzuki, H.; Kuze, N.; Moriyasu, Y.; Kita, T.; Kotagiri, A.; Kojima, N.; Marti, A.; Yamaguchi, M.; Luque, A.
Konferenzbeitrag
2013Overview about technology perspectives for high efficiency solar cells for space and terrestrial applications
Bett, A.W.; Philipps, S.P.; Essig, S.; Heckelmann, S.; Kellenbenz, R.; Klinger, V.; Niemeyer, M.; Lackner, D.; Dimroth, F.
Konferenzbeitrag
2013Photonic band gap engineering of solar cells
Höhn, O.; Kraus, T.; Zilk, M.; Schwarz, U.T.; Bläsi, B.
Konferenzbeitrag
2013Photovoltaik mit hohen Wirkungsgraden. III-V Mehrfachsolarzellen und konzentrierende PV
Bett, A.W.
Vortrag
2013Photovoltaische Zellen zur optischen Leistungsübertragung
Helmers, H.
Vortrag
2013Realization and characterization of thin single crystal Ge films on sapphire
Bogumilowicz, Y.; Abbadie, A.; Klinger, V.; Benaissa, L.; Gergaud, P.; Rouchon, D.; Maurois, C.; Lecouvey, C.; Blanc, N.; Charles-Alfred, C.; Drouin, A.; Ghyselen, B.; Wekkeli, A.; Dimroth, F.; Carron, V.
Zeitschriftenaufsatz
2013Series resistance mapping of III-V multijunction solar cells based on luminescence imaging
Nesswetter, H.; Dyck, W.; Lugli, P.; Bett, A.W.; Zimmermann, C.G.
Konferenzbeitrag
2013Stromnetze und Stromspeicher - Bausteine für den Umbau des Stromsystems für erneuerbare Energien
Philipps, S.P.
Aufsatz in Buch
2013Temperature dependent electroluminescence and voltages of multi-junction solar cells
Karcher, C.; Helmers, H.; Schachtner, M.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
2012Advanced concepts in concentrating photovoltaics (CPV)
Wiesenfarth, M.; Helmers, H.; Philipps, S.P.; Steiner, M.; Bett, A.W.
Konferenzbeitrag
2012Concentrating PV: Status and perspectives
Bett, A.W.; Wiesenfarth, M.; Philipps, S.P.
Vortrag
2012Concentrix solar's progress in developing highly efficient modules
Riesen, S. van; Gombert, A.; Gerster, E.; Gerstmaier, T.; Jaus, J.; Eltermann, F.; Bett, A.W.
Konferenzbeitrag
2012CSP Storage Design and Market Value in an Export Case
Kost, C.; Flath C.; Möst, D.; Fluri, T.
Konferenzbeitrag
2012Einbinden der Erneuerbaren in das Energiesystem
Bett, A.W.; Philipps, S.P.
Zeitschriftenaufsatz
2012Experimental analysis of majority carrier transport processes at heterointerfaces in photovoltaic devices
Hoheisel, R.; Bett, A.W.
Zeitschriftenaufsatz
2012Front-side interconnected large area concentrator cells for compact concentrator modules
Wiesenfarth, M.; Steiner, M.; Helmers, H.; Siefer, G.; Oliva, E.; Dimroth, F.; Shelef, G.; Polonsky, G.; Flitsanov, Y.; Kribus, A.; Bett, A.W.
Konferenzbeitrag
2012Increasing the energy yield of CPV modules through optimized solar cell interconnection
Steiner, M.; Medvidovic, J.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
2012Indoor characterization of secondary optical elements
Schmid, T.; Hornung, T.; Nitz, P.
Konferenzbeitrag
2012Numerical simulations of absorption properties of InP nanowires for solar cell applications
Kailuweit, P.; Peters, M.; Leene, J.; Mergenthaler, K.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz
2012Outdoor test setup for concentrating photovoltaic and thermal (CPVT) systems
Helmers, H.; Boos, A.; Jetter, F.; Heimsath, A.; Wiesenfarth, M.; Bett, A.W.
Konferenzbeitrag
2012Realistic power output modeling of CPV modules
Steiner, M.; Siefer, G.; Bösch, A.; Hornung, T.; Bett, A.W.
Konferenzbeitrag
2012A validated SPICE network simulation study on improving tunnel diodes by introducing lateral conduction layers
Steiner, M.; Guter, W.; Peharz, G.; Philipps, S.P.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz
2012Value generation of future CSP projects in North Africa
Kost, C.; Engelken, M.; Schlegl, T.
Zeitschriftenaufsatz
2011The Effects of Accelerated Aging Tests on Metamorphic III-V Concentrator Solar Cells Mounted on Substrates
Eltermann, F.; Wiesenfarth, M.; Siefer, G.; Wilde, J.; Bett, A.W.
Konferenzbeitrag
2011Electroluminescence Exposes Individual Performances in Multi-Junction Cells
Hoheisel, R.; Rönsch, S.; Dimroth, F.; Bett, A.W.; Nesswetter, H.; Zimmermann, C.G.
Zeitschriftenaufsatz
2011Fruitful symbiosis: Why an export bundled with wind energy is the most feasible option for North African concentrated solar power
Kost, Christoph; Pfluger, Benjamin; Eichhammer, Wolfgang; Ragwitz, Mario
Zeitschriftenaufsatz
2011A method for using CPV modules as temperature sensors and its application to rating procedures
Peharz, G.; Ferrer Rodriguez, J.P.; Siefer, G.; Bett, A.W.
Zeitschriftenaufsatz
2011A New Tool to Measure Monolithic Multi Junction Solar Cells with up to Six Subcells
Schachtner, M.; Hoheisel, R.; Sabuncuoglu, F.; Siefer, G.; Bett, A.W.; Darou, S.; Spinner, D.
Konferenzbeitrag
2011Spectral Measurements Using Component Cells: Examinations on Measurement Precision
Jaus, J.; Mißbach, T.; Philipps, S.P.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
2011Subcell I-V characteristic analysis of GaInP/GaInAs/Ge solar cells using electroluminescence measurements
Rönsch, S.; Hoheisel, R.; Dimroth, F.; Bett, A.W.
Zeitschriftenaufsatz
2011Updating the European Strategic Research Agenda
Pearsall, N.; Bett, A.W.; Bonemazzi, F.; Dimmler, B.; Glunz, S.; Poortmans, J.; Strauss, P.
Konferenzbeitrag
2010Advanced processing techniques used for the development of dual-junction monolithic interconnected modules
Helmers, H.; Oliva, E.; Bronner, W.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
2010Assessment of Optical Errors of Concentrator Optics for the Optimisation of Design and Production
Nitz, P.; Hornung, T.; Kutscheid, G.; Heimsath, A.
Vortrag
2010CPV technology overview - research and development
Bett, A.W.; Kurtz, S.
Vortrag
2010Evaluation of satellite cirrus data for performance models of CPV modules
Peharz, G.; Bugliaro, L.; Siefer, G.; Bett, A.W.
Konferenzbeitrag
2010III-V multijunction solar cells - from current space and terrestrial products to modern cell architectures
Meusel, M.; Bensch, W.; Fuhrmann, D.; Guter, W.; Kern, R.; Köstler, W.; Löckenhoff, R.; Strobl, G.; Kellenbenz, R.; Klinger, V.; Siefer, G.; Welser, E.; Dimroth, F.; Bett, A.W.
Konferenzbeitrag
2010Investigations on interconnection technologies for CPV systems
Wiesenfarth, M.; Thaller, S.; Jaus, J.; Eltermann, F.; Passig, M.; Bett, A.W.
Konferenzbeitrag
2010Modeling of the degradation of III-V triple-junction cells due to particle irradiation on the basis of component cells
Baur, C.; Bett, A.W.
Konferenzbeitrag
2010Online process control of alkaline texturing baths with near-infrared spectroscopy
Zimmer, M.; Birmann, K.; Rentsch, J.
Zeitschriftenaufsatz
2010Optics for Concentrating and non Concentrating Photovoltaics
Nitz, P.
Vortrag
2010Photovoltaik 3.0 - Innovation für mehr Strom aus Licht
Bett, A.W.
Vortrag
2010Temperature and wavelength dependent measurement and simulation of fresnel lenses for concentrating photovoltaic
Hornung, T.; Bachmaier, A.; Nitz, P.; Gombert, A.
Konferenzbeitrag
2010Temperature dependent measurement and simulation of fresnel lenses for concentrating photovoltaics
Hornung, T.; Bachmaier, A.; Nitz, P.; Gombert, A.
Konferenzbeitrag
2010The world's first CPV stand-alone system - water supply in remote areas of Egypt
Vetter, M.; Schies, A.; Wachtel, J.; Koirala, B.P.; Heile, I.; Gombert, A.; Abulfotuh, F.
Konferenzbeitrag
2009High-voltage GaAs photovoltaic laser power converters
Schubert, J.; Oliva, E.; Dimroth, F.; Guter, W.; Löckenhoff, R.; Bett, A.W.
Zeitschriftenaufsatz
2009Optically powered fibre networks
Freude, W.; Röger, M.; Hiba, B.; Hoh, M.; Dreschmann, M.; Hehmann, J.; Pfeiffer, T.; Huebner, M.; Bett, A.; Becker, J.; Leuthold, J.
Vortrag
2006Optically powered video camera network
Böttger, G.; Hübner, M.; Dreschmann, M.; Klamouris, C.; Paulsson, K.; Kueng, T.; Bett, A.W.; Becker, J.; Freude, W.; Leuthold, J.
Konferenzbeitrag