Dr. Tilmar Kuemmell Profile

Dr. Tilmar Kuemmell

at Univ Duisburg-Essen

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Author

Publications (3)

Proceedings Article | 24 February 2009 Paper

Electrically driven room temperature operation of a single quantum dot emitter

Tilmar Kümmell, Robert Arians, Arne Gust, Carsten Kruse, Sergey Zaitsev, Detlef Hommel, Gerd Bacher

Proceedings Volume 7211, 72110G (2009) https://doi.org/10.1117/12.808165

KEYWORDS: Quantum dots, Electroluminescence, Single photon, Quantum efficiency, Picosecond phenomena, Light emitting diodes, Magnesium, Temperature metrology, Gallium arsenide, Luminescence

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Proceedings Article | 12 February 2009 Paper

Low operation voltage UV-light emitting device based on ZnO nanoparticles

Ekaterina Neshataeva, Tilmar Kuemmell, André Ebbers, Gerd Bacher

Proceedings Volume 7217, 721707 (2009) https://doi.org/10.1117/12.808149

KEYWORDS: Nanoparticles, Electroluminescence, Zinc oxide, Annealing, Ultraviolet radiation, Visible radiation, Transparent conductors, Aluminum, Particles, Electrodes

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Proceedings Article | 8 March 2001 Paper

Spectral diffusion and fine structure splitting of optical transitions in semiconductor quantum dots

Gerd Bacher, Jochen Seufert, R. Weigand, M. Obert, Vladimir Kulakovskii, T. Kuemmell, Alfred Forchel, K. Leonardi, Detlef Hommel

Proceedings Volume 4318, (2001) https://doi.org/10.1117/12.417577

KEYWORDS: Excitons, Magnetism, Polarization, Quantum dots, Diffusion, Phonons, Switching, Semiconductors, Spatial resolution, Luminescence

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