Dr. Philipp Wollmann Profile

Dr. Philipp Wollmann

at Fraunhofer IWS Dresden

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Publications (2)

Proceedings Article | 15 June 2023 Poster + Paper

Raman spectroscopy and hyper-spectral imaging for quality control of CIGS solar cells

Martin De Biasio, Johanna Zikulnig, Wolfgang Muehleisen, Veronique Gevaerts, Marcel Simor, Florian Gruber, Philipp Wollmann, Wulf Grählert, Thomas Arnold

Proceedings Volume 12516, 125160Y (2023) https://doi.org/10.1117/12.2655679

KEYWORDS: Copper indium gallium selenide, Data modeling, Near infrared, Raman spectroscopy, Hyperspectral systems, Quality control, Solar cells, Cameras, Indium, Gallium

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Proceedings Article | 7 March 2017 Presentation + Paper

Roll-to-roll suitable short-pulsed laser scribing of organic photovoltaics and close-to-process characterization

Thomas Kuntze, Philipp Wollmann, Udo Klotzbach, Henri Fledderus

Proceedings Volume 10092, 100920J (2017) https://doi.org/10.1117/12.2255934

KEYWORDS: Organic photovoltaics, Pulsed laser operation, Picosecond phenomena, Laser systems engineering, Electrodes, Laser processing, Calcium, Laser ablation, Hyperspectral imaging, Solar cells

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