Title :
Shape-analysis of O/sub 2/ sheet beam using the nonresonant multiphoton ionization
Author :
Taki, Y. ; Kawauchi, H. ; Morinaga, A. ; Hashimoto, Y. ; Fujita, Y. ; Morimoto, T. ; Mutoh, S. ; Fujisawa, T. ; Honma, T. ; Ohsawa, D. ; Sato, Y. ; Yamada, Shigeru
Author_Institution :
Fac. of Sci. & Technol., Sci. Univ. of Tokyo, Japan
Abstract :
As a novel application of nonresonant multiphoton ionization, the shape of O/sub 2/ sheet beam with a density of 10/sup 10/[cm/sup -3/] was analyzed with an error which is reduced to 40% of the laser power fluctuation.
Keywords :
molecular beams; multiphoton processes; oxygen; particle beam diagnostics; photoionisation; Gaussian laser beam; O/sub 2/; TOF method; density distribution; energy dependence; finite thickness; high-power laser; intensity fluctuation; ionization energy; laser power fluctuation; medical hadron beam diagnosis; nonresonant multiphoton ionization; number of ions; perturbation theory; picosecond Nd:YAG laser; rate equation; sheet beam shape; Atom lasers; Fluctuations; Ionization; Laser beams; Laser theory; Molecular beam applications; Molecular beams; Power lasers; Pulse measurements; Shape;
Conference_Titel :
Lasers and Electro-Optics, 2001. CLEO/Pacific Rim 2001. The 4th Pacific Rim Conference on
Conference_Location :
Chiba, Japan
Print_ISBN :
0-7803-6738-3
DOI :
10.1109/CLEOPR.2001.967772
