Dr. Tillmann Viefhaus received his PhD in inorganic chemistry. His work has been dedicated for more than 15 years towards the application of Raman spectroscopy in various fields :

- Organometallic chemistry

- Physical chemistry (research on solid oxide fuel cell ceramics)

- Organic chemistry (research and applications of ionic liquids)

- Eloxal processes
He has been working in a state funded program (EXIST) at the Institut für Mineralogie und Kristallchemie, Universität Stuttgart and is managing director of TTI GmbH - AViSpectro TGU.

email:   tillmann.viefhaus [at]

Prof. Dr. Hans-Joachim Massonne studied chemistry and received his PhD in geology. He is head of the Institut für Mineralogie und Kristallchemie of Universität Stuttgart. He was the mentor of the EXIST-program and led the scientific advisory board of AViSpectro TGU until 2015.