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Bragg stacks enhancing upconversion for photovoltaics: A theoretical and experimental analysis

: Hofmann, C.L.M.; Fischer, S.; Reitz, C.; Mondon, A.; Busko, D.; Howard, I.; Richards, B.S.; Goldschmidt, J.C.


Optical Society of America -OSA-, Washington/D.C.:
Optical nanostructures and advanced materials for photovoltaics : Part of light, energy and the environment; from the session Ordered and Disordered Structures for Light Management (PTh2A), Leipzig, 14-17 November 2016
Washington, DC: OSA, 2016
ISBN: 978-0-9600380-4-6
Paper PTh4A.5
Conference "Optical Nanostructures and Advanced Materials for Photovoltaics" <2016, Leipzig>
Conference "Light, Energy and the Environment" <2016, Leipzig>
Fraunhofer ISE ()

To enhance upconversion, we optimize Bragg stacks considering changes of local field, density of states and dynamics of β-NaYF4:Er3+. We experimentally characterize the impact on upconversion luminescence, spectrally resolved and power-dependent.