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Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Stephan Völkening is active.

Publication


Featured researches published by Stephan Völkening.


Archive | 2007

Method and apparatus for optically reading information

Stephan Völkening; Torsten Hupe


Archive | 2006

Storage medium for confidential information

Hardy Jüngermann; Ralf Dujardin; Stephan Völkening


Archive | 2002

Process for producing epoxides from alkenes

Johann Seeba; Anton-Joseph Nagy; Stephan Völkening; Georg Wiessmeier


Archive | 2001

PROCESS FOR THE EPOXIDATION OF OLEFINS USING GOLD-CONTAINING CATALYSTS

A. H. Derek Dr. Cunningham; Harry Zumaqué; Daniel-Gordon Duff; Stephan Völkening; Georg Wiessmeier


Archive | 2007

Method and Device For Reading Information Optically

Stephan Völkening; Torsten Hupe


Archive | 2007

OPTICAL STORAGE MEDIA AND METHOD FOR THE PRODUCTION THEREOF

Stephan Völkening; Lars Krueger; Sascha Plug; Stefanie Eiden


Archive | 2007

Method and apparatus for the production of polarization holograms

Jean-Michel Asfour; Stephan Schneider; Dietmar Eberhard; Wolfgang Riedel; Dominik M. Giel; Stephan Völkening; Hardy Jüngermann


Archive | 2004

Method for leaching aluminium-metal alloys

Matthias Boll; Stephan Völkening


Archive | 2002

Process for the preparation of epoxides from alkenes

Anton-Joseph Nagy; Johann Seeba; Stephan Völkening; Georg Wiessmeier


Archive | 2007

Procédé et appareillage permettant de traiter en toute sécurité des informations sensibles

Stephan Völkening; Hardy Jüngermann; Torsten Hupe

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