Dr. Andre Hoffmann Profile

Dr. Andre Hoffmann

at Forschungszentrum Jülich GmbH

SPIE Involvement:

Author

Publications (4)

Proceedings Article | 15 May 2014 Paper

Optical simulation of photonic random textures for thin-film solar cells

K. Bittkau, A. Hoffmann

Proceedings Volume 9140, 91400L (2014) https://doi.org/10.1117/12.2059021

KEYWORDS: Light scattering, Interfaces, Reflection, Diffraction, Thin film solar cells, Spherical lenses, Silicon, Finite-difference time-domain method, External quantum efficiency, Diffraction gratings

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Proceedings Article | 11 September 2013 Paper

Spectrally selective intermediate reflectors for tandem thin-film silicon solar cells

A. Hoffmann, U. Paetzhold, T. Merdzhanova, A. Lambertz, O. Höhn, C. Ulbrich, K. Bittkau, U. Rau

Proceedings Volume 8823, 882305 (2013) https://doi.org/10.1117/12.2023648

KEYWORDS: Reflectors, Silicon, Thin films, External quantum efficiency, Solar cells, Thin film solar cells, Reflectivity, Silicon solar cells, Microcrystalline materials, Refractive index

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Proceedings Article | 2 May 2012 Paper

Correlation between surface topography and short-circuit current density for thin-film silicon solar cells

A. Hoffmann, G. Jost, K. Bittkau, R. Carius

Proceedings Volume 8438, 84381H (2012) https://doi.org/10.1117/12.922797

KEYWORDS: Scattering, Light scattering, Silicon, Air contamination, Solar cells, Thin film solar cells, Interfaces, Thin films, Silicon solar cells, Transparent conductors

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Proceedings Article | 2 May 2012 Paper

Optimization of angularly selective photonic filters for concentrator photovoltaic

O. Höhn, M. Peters, C. Ulbrich, A. Hoffmann, U. Schwarz, B. Bläsi

Proceedings Volume 8438, 84380A (2012) https://doi.org/10.1117/12.921773

KEYWORDS: Solar cells, Optical filters, Refractive index, Thin films, Solar concentrators, Reflection, Gallium arsenide, Photovoltaics, Photonic crystals, Optical simulations

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