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Stefan Tews

Merck & Co.

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Publication

Featured researches published by Stefan Tews.

Archive | 2008

Method for Producing Illuminants Based on Orthosilicates for pcLEDs

Holger Winkler; Tim Vosgroene; Walter Tews; Gundula Roth; Stefan Tews

Archive | 2008

Light emitting device employing non-stoichiometric tetragonal alkaline earth silicate phosphors

Walter Tews; Gundula Roth; Stefan Tews

Archive | 2007

Ferrous-metal-alkaline-earth-metal silicate mixed crystal phosphor and light emitting device using the same

Mitsuhiro Inoue; Akio Namiki; Makoto Ishida; Takashi Nonogawa; Koichi Ota; Atsuo Hirano; Walter Tews; Gundula Roth; Stefan Tews

Archive | 2008

METHOD OF PRODUCING ILLUMINANTS CONSISTING OF ORTHOSILICATES FOR pcLEDs

Holger Winkler; Tim Vosgroene; Gundula Roth; Walter Tews; Stefan Tews

Archive | 2008

METHOD FOR PRODUCING ILLUMINANTS CONSISTING OF ORTHOSILICATES FOR pcLEDs

Holger Winkler; Tim Vosgroene; Gundula Roth; Walter Tews; Stefan Tews

Archive | 2008

Non stoichiometric tetragonal copper alkaline earth silicate phosphors and method of preparing the same

Walter Tews; Gundula Roth; Stefan Tews

Archive | 2008

Verfahren zur Herstellung von Leuchtstoffen basierend auf Orthosilikaten für pcLEDs

Gundula Roth; Stefan Tews; Walter Tews; Tim Dr. Vosgröne; Holger Winkler

Archive | 2005

Silicate group fluorescent material for LED lamp, is produced using specific fluorescent crystal, and exhibits high luminance by irradiation with ultraviolet or blue light, by removing water in wet preparation process during manufacture

Makoto Ishida; Gundula Roth; Stefan Tews; Walter Tews; Atsushi Tsuzuki; Takayoshi Nishikasugai Yajima; Hisao Yamaguchi

Archive | 2010

Phosphor mixtures comprising europium-doped ortho-silicates

Holger Winkler; Andreas Benker; Martina Hueber; Monika Kursawe; Ralf Petry; Stefan Tews; Tim Vosgroene

Archive | 2010

Luminophore mixtures having europium-doped orthosilicates

Holger Winkler; Andreas Benker; Martina Hueber; Monika Kursawe; Ralf Petry; Stefan Tews; Tim Vosgroene

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Collaboration

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Gundula Roth

Merck

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Walter Tews

Merck

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Holger Winkler

Merck KGaA

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Holger Winkler

Merck KGaA

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Tim Vosgroene

Merck KGaA

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Tim Dr. Vosgröne

Merck

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Andreas Benker

Merck

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Martina Hueber

Merck

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Monika Kursawe

Merck

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Ralf Petry

Merck

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