Fraunhofer-Gesellschaft

Publica

Hier finden Sie wissenschaftliche Publikationen aus den Fraunhofer-Instituten.
2019A 19.9%-efficient ultrathin solar cell based on a 205-nm-thick GaAs absorber and a silver nanostructured back mirror
Chen, H.-L.; Cattoni, A.; Lepinau, R. de; Walker, A.W.; Höhn, O.; Lackner, D.; Siefer, G.; Faustini, M.; Vandamme, N.; Goffard, J.; Behaghel, B.; Dupuis, C.; Bardou, N.; Dimroth, F.; Collin, S.
Zeitschriftenaufsatz
2019Measurement of the Non-radiative Minority Recombination Lifetime and the Effective Radiative Recombination Coefficient in GaAs
Niemeyer, M.; Kleinschmidt, P.; Walker, A.W.; Mundt, L.E.; Timm, C.; Lang, R.; Hannappel, T.; Lackner, D.
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
2018Extracting nonradiative parameters in III-V semiconductors using double-heterostructures on active p-n junctions
Walker, Alexandre W.; Schön, Jonas; Dimroth, Frank
Zeitschriftenaufsatz
2018Photovoltaisches Halbleiterbauelement zur Konversion von Strahlungsleistung in elektrische Leistung, Verfahren zu dessen Herstellung und dessen Verwendung
Helmers, Henning; Höhn, Oliver; Walker, Alexandre Wiliam
Patent
2017Mehrfachsolarzelle und deren Verwendung
Dimroth, Frank; Lackner, David; Tibbits, Tom; Walker, Alexandre Wiliam
Patent
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
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
2017Status of four-junction cell development at Fraunhofer ISE
Lackner, D.; Höhn, O.; Walker, A.W.; Niemeyer, M.; Beutel, P.; Siefer, G.; Schachtner, M.; Klinger, V.; Oliva, E.; Hillerich, K.; Kubera, T.; Guter, W.; Bett, A.W.; Dimroth, F.
Konferenzbeitrag
2016Determining the optimal laser wavelength for laser power conversion depending on operation temperature
Höhn, O.; Walker, A.W.; Bett, A.W.; Helmers, H.
Konferenzbeitrag
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
2016Minority carrier recombination of ordered Ga0.51In0.49P at high temperatures
Dagan, R.; Rosenwaks, Y.; Kribus, A.; Walker, A.; Ohlmann, J.; Dimroth, F.
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
2016Optimal laser wavelength for efficient laser power converter operation over temperature
Höhn, O.; Walker, A.W.; Bett, A.W.; Helmers, H.
Zeitschriftenaufsatz
2016Stapelförmige integrierte Mehrfachsolarzelle
Guter, Wolfgang; Strobl, Gerhard; Dimroth, Frank; Walker, Alexandre Wiliam
Patent
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
2015Impact of photon recycling and luminescence coupling on III-V single and dual junction photovoltaic devices
Walker, A.W.; Höhn, O.; Micha, D.N.; Wagner, L.; Helmers, H.; Bett, A.W.; Dimroth, F.
Zeitschriftenaufsatz
2015Impact of photon recycling on GaAs solar cell designs
Walker, A.W.; Höhn, O.; Micha, D.N.; Bläsi, B.; Bett, A.W.; Dimroth, F.
Zeitschriftenaufsatz
2015Positioning and doping effects on quantum dot multi-junction solar cell performance
Walker, A.W.; Thériault, O.; Hinzer, K.
Zeitschriftenaufsatz
2014Carrier dynamics in quantum-dot multijunction solar cells under concentration
Walker, A.W.; Thériault, O.; Hinzer, K.
Zeitschriftenaufsatz
2014The dependence of multijunction solar cell performance on the number of quantum dot layers
Walker, A.W.; Theriault, O.; Hinzer, K.
Zeitschriftenaufsatz
1995Leaching models and EU registration
Boesten, J.; Businelli, M.; Delmas, A.; Edwards, V.; Helweg, A.; Jones, R.; Klein, M.; Kloskowski, R.; Layton, R.; Marcher, S.; Schäfer, H.; Smeets, L.; Russell, M.; Styzcen, M.; Travis, K.; Walker, A.; Yon, D.
Buch