SANDRA HELENA PERATELLO, PHD
Phone:
(418) 656-2131 #5926
Professional background :
- Researcher at the University of Araraquara-UNESP-Brazil on optical memories based on chalcogenide glasses, 2008-2010
- Postdoctoral studies at the University of Araraquara-UNESP-Brazil: Photo-expansion phenomena in glasses based on GeS, 2004-2008
- Doctoral thesis on materials science, research topic: Photo-expansion phenomena in glasses based on GeS, 2003 (Institute of Physics -USP-Brazil), 2003
- Program CAPES-DAAD (INM-Saarbrucken-Germany), 2000
- Internship on the development of GRIN lenses by sol-gel process (INM-Saarbrucken-Germany), 1999
- Master’s degree in Materials Science, research topic: ORMOCER for the protection of stainless steel (Institute of Physics of-USP-Brazil), 1998
- Graduated from the Physics Institute of São Carlos-USP-Brazil, 1996
Research fields :
- Photoinduced phenomena in chalcogenide glasses;
- Laser-matter interaction;
- Preparation of glasses and thin films.
Current projects :
- Photo-inscription of diffraction arrays in chalcogenide glasses based on GaP;
- Nanostructures in chalcogenide glasses in the GeGaAsS / Se / Te glass system;
- Production of waveguides in GeS glasses with a femtosecond laser writing technique;
- Photo-dissolution of silver nanoparticles in chalcogenide glasses using a femtesecond laser.