5+ years in the manufacturing of mono and multi crystals and wafers for the PV industry; product and process technical reference at LDK solar.

26 years in the growth of silicon single crystals; development of new products and related analysis techniques, development of new processes and growth techniques, installation and start-up of new equipments, support to production  (MEMC Meran, Italy)

2 years in the growth of InP and GaP with vapor phase epitaxy technique, characterization of grown epitaxial layers with electric and photoluminescence measurements (Fraunhofer Gesellschaft,Stuttgart, Germany)

2 years teacher in electrical engineering and computer science at the regional professional school in Meran ( LBS Meran, Italy)