DocumentCode :
1073295
Title :
Simultaneous oscillations of different transitions in lasers
Author :
Otsuka, Kenju
Author_Institution :
NTT, Musashino-shi, Tokyo, Japan
Volume :
14
Issue :
12
fYear :
1978
fDate :
12/1/1978 12:00:00 AM
Firstpage :
1007
Lastpage :
1013
Abstract :
Rate equations for multitransition lasers were investigated theoretically and the effect of fluorescence properties of multilevel lasers on laser performance was examined. Simultaneous oscillations of different transitions (MTO) were found to occur due to the difference in resonator loss for individual transitions. Conditions for single transition laser oscillations (STO) as well as oscillation states in MTO were obtained. Experiments were carried out using LiNdP4O12lasers and MTO was obtained in4 F_{3/2}(1) \\rightarrow 4 I_{11/2} (1, 2, 3) transitions. Dependence of oscillation states on various laser parameters was given. The oscillation mode spectra and output waveform of MTO lasers were also presented.
Keywords :
Boring; Delay effects; Equations; Gas lasers; Helium; Laser modes; Laser theory; Laser transitions; Metastasis; Optical pulses;
fLanguage :
English
Journal_Title :
Quantum Electronics, IEEE Journal of
Publisher :
ieee
ISSN :
0018-9197
Type :
jour
DOI :
10.1109/JQE.1978.1069726
Filename :
1069726
Link To Document :
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