Title :
Hollow beam creation with continuous diffractive phase mask at PHELIX
Author :
Brabetz, C. ; Eisenbarth, U. ; Kester, O. ; Stoehlker, T. ; Cowan, T.E. ; Zielbauer, B. ; Bagnoud, V.
Author_Institution :
GSI, Helmholtz Center for Heavy Ion Res., Darmstadt, Germany
Abstract :
We propose and demonstrate a method for shaping the focus of high intensity lasers into an annular or “donut” mode. The method, based on helical phase plates, has been implemented at the PHELIX laser facility.
Keywords :
diffractive optical elements; laser modes; masks; optical focusing; optical pulse shaping; PHELIX laser facility; annular mode; continuous diffractive phase mask; donut mode; helical phase plates; high intensity laser focusing; hollow beam creation; laser shaping; Laser beams; Laser modes; Laser noise; Measurement by laser beam; Optical diffraction; Optical imaging; Shape;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
