Title :
Improved on-shot focal-spot diagnosis on the OMEGA EP short-pulse Laser System
Author :
Kruschwitz, B.E. ; Bahk, S.-W. ; Bromage, J. ; Irwin, D. ; Moore, M.D. ; Waxer, L.J. ; Zuegel, J.D. ; Kelly, J.H.
Author_Institution :
Lab. for Laser Energetics, Univ. of Rochester, Rochester, NY, USA
Abstract :
Diagnosis of the on-target focal spot using the current OMEGA EP diagnostics is challenging due to differential piston uncertainty and calibration errors. Performance was improved by retrieving phase information from far-field images using numerical optimization.
Keywords :
Calibration; Charge coupled devices; Focusing; Gratings; Laboratories; Laser beams; Laser fusion; Phase measurement; Pistons; Tiles;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
