Title :
Computer-generated holograms written directly on silicon
Author :
Wædegaard, Kristian J. ; Balling, Peter
Author_Institution :
Dept. of Phys. & Astron., Aarhus Univ., Aarhus, Denmark
Abstract :
The CGHs (computer-generated holograms) are calculated as Fresnel holograms such that they include focusing and a spatial offset. A Ti:Sapphire laser system delivering 100 fs pulses at 795 nm is used to write the calculated bit pattern on a silicon sample by selective ablation.
Keywords :
computer-generated holography; laser materials processing; optical focusing; silicon; solid lasers; Fresnel holograms; Si; Ti:sapphire laser system; bit pattern; computer generated holograms; focusing; selective ablation; spatial offset; time 100 fs; wavelength 795 nm; Glass; Lasers; Optical vortices; Optimized production technology; Silicon compounds; Ultrafast optics; Writing;
Conference_Titel :
Lasers and Electro-Optics Europe (CLEO EUROPE/EQEC), 2011 Conference on and 12th European Quantum Electronics Conference
Conference_Location :
Munich
Print_ISBN :
978-1-4577-0533-5
Electronic_ISBN :
Pending
DOI :
10.1109/CLEOE.2011.5943329
