Dr. Johannes Üpping Profile

Dr. Johannes Üpping

at Martin-Luther Univ Halle-Wittenberg

SPIE Involvement:

Author

Publications (7)

Proceedings Article | 11 September 2010 Paper

3D photonic crystals for photon management in solar cells

J. Üpping, A. Bielawny, C. Ulbrich, M. Peters, J. Goldschmidt, L. Steidl, R. Zentel, T. Beckers, A. Lambertz, R. Carius, U. Rau, R. Wehrspohn

Proceedings Volume 7756, 77560A (2010) https://doi.org/10.1117/12.859467

KEYWORDS: Photonic crystals, Solar cells, Absorption, Reflection, External quantum efficiency, Zinc oxide, Solar concentrators, Optical spheres, Reflectors, Crystals

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Proceedings Article | 18 May 2010 Paper

Micromorph silicon tandem solar cells with fully integrated 3D photonic crystal intermediate reflectors

J. Üpping, A. Bielawny, S. Fahr, C. Rockstuhl, F. Lederer, L. Steidl, R. Zentel, T. Beckers, A. Lambertz, R. Carius, R. Wehrspohn

Proceedings Volume 7725, 77250K (2010) https://doi.org/10.1117/12.857614

KEYWORDS: Zinc oxide, Photonic crystals, Silicon, External quantum efficiency, Tandem solar cells, Reflectors, Thin films, Atomic layer deposition, Crystals, Reflectivity

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Proceedings Article | 18 May 2010 Paper

Optical characterization of 3D photonic structures for light trapping in crystalline silicon solar cells

Sebastian Knabe, Sebastian Wilken, Johannes Üpping, Ralf Wehrspohn, Gottfried Bauer

Proceedings Volume 7725, 772513 (2010) https://doi.org/10.1117/12.853717

KEYWORDS: Photonic crystals, Luminescence, Photons, Crystals, Reflection, Semiconducting wafers, Optical spheres, Optical filters, Silicon, Glasses

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Proceedings Article | 18 May 2010 Paper

Inverted-opal photonic crystals for ultra light-trapping in solar cells

J. Üpping, C. Ulbrich, C.. Helgert, M. Peters, L. Steidl, R. Zentel, T. Pertsch, U. Rau, R. Wehrspohn

Proceedings Volume 7725, 772519 (2010) https://doi.org/10.1117/12.854573

KEYWORDS: Solar cells, Photonic crystals, Crystals, Quantum efficiency, Optical filters, Solar energy, Reflection, Absorption, Sun, Optical spheres

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Proceedings Article | 21 August 2009 Paper

Electric transport in 3D photonic crystal intermediate reflectors for micromorph thin-film tandem solar cells

J. Üpping, A. Bielawny, S. Lee, M. Knez, R. Carius, R. Wehrspohn

Proceedings Volume 7409, 74090J (2009) https://doi.org/10.1117/12.824688

KEYWORDS: Zinc oxide, External quantum efficiency, Reflectivity, Reflectors, Photonic crystals, Prototyping, Thin films, Absorption, Atomic layer deposition, Tandem solar cells

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Proceedings Article | 8 May 2008 Paper

Directional selectivity and light-trapping in solar cells

Carolin Ulbrich, Stephan Fahr, Marius Peters, Johannes Üpping, Thomas Kirchartz, Carsten Rockstuhl, Jan Christoph Goldschmidt, Philipp Löper, Ralf Wehrspohn, Andreas Gombert, Falk Lederer, Uwe Rau

Proceedings Volume 7002, 70020A (2008) https://doi.org/10.1117/12.781248

KEYWORDS: Solar cells, Sun, Solar energy, Quantum efficiency, External quantum efficiency, Optical filters, Optical coatings, Silicon solar cells, Diffusion, Energy efficiency

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Proceedings Article | 5 May 2008 Paper

3D photonic crystals for ultra-light trapping in solar cells

J. Üpping, A. Bielawny, P. Miclea, R. Wehrspohn

Proceedings Volume 7002, 70020W (2008) https://doi.org/10.1117/12.781111

KEYWORDS: Photonic crystals, Solar cells, Microwave radiation, External quantum efficiency, Crystals, Correlation function, Sun, Zinc oxide, Solar energy, Optical spheres

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Showing 5 of 7 publications

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