Experimental observation of unstable resonator mode evolution in a high‐power KrF laser

1985 ◽  
Vol 58 (11) ◽  
pp. 3987-3990 ◽  
Author(s):  
Shingo Izawa ◽  
Akira Suda ◽  
Minoru Obara
1983 ◽  
Author(s):  
C. B. Edwards ◽  
F. O’Neill ◽  
M. J. Shaw ◽  
D. Baker ◽  
D. Craddock ◽  
...  
Keyword(s):  

2002 ◽  
Author(s):  
Zhenhuan Ye ◽  
Qihong Lou ◽  
Jingxing Dong ◽  
Lei Lin
Keyword(s):  

2015 ◽  
Vol 22 (1) ◽  
pp. 165-172 ◽  
Author(s):  
A. Barna ◽  
I. B. Földes ◽  
J. Bohus ◽  
S. Szatmári

Abstract An active beam-pointing stabilization system has been developed for a high-power KrF laser system to eliminate the long-term drift of the directional change of the beam in order to have a stable focusing to a high intensity. The control of the beam direction was achieved by a motor-driven mirror activated by an electric signal obtained by monitoring the position of the focus of the output beam. Instead of large sized UV-sensitive position sensitive detectors a simple arrangement with scatter plates and photodiodes are used to measure the directionality of the beam. After the beam stabilization the long-term residual deviation of the laser shots is ~14 μrad, which is comparable to the shot-to-shot variation of the beam (~12 μrad). This deviation is small enough to keep the focal spot size in a micrometer range when tightly focusing the beam using off-axis parabolic mirrors.


2010 ◽  
Vol 22 (10) ◽  
pp. 2478-2482
Author(s):  
杨贵龙 Yang Guilong ◽  
邵春雷 Shao Chunlei ◽  
郭汝海 Guo Ruhai ◽  
孟范江 Meng Fanjiang ◽  
李殿军 Li Dianjun ◽  
...  

Author(s):  
N.G. Basov ◽  
V.G. Bakaev ◽  
G.E. Metreveli ◽  
G.V. Sychugov ◽  
A.D. Vadkovskii ◽  
...  
Keyword(s):  

1984 ◽  
Vol 14 (7) ◽  
pp. 937-939
Author(s):  
A D Klementov ◽  
Nikolai V Morozov ◽  
P B Sergeev

1977 ◽  
Vol 7 (5) ◽  
pp. 669-669
Author(s):  
N P Datskevich ◽  
E K Karlova ◽  
Nikolai V Karlov ◽  
B M Koval'chuk ◽  
Yu B Konev ◽  
...  

Author(s):  
Glen P. Perram ◽  
Anthanasios Gavrielides ◽  
L. A. Schlie ◽  
Robert D. Loper ◽  
Michael R. Hawks

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