The Review of Laser Engineering
Online ISSN : 1349-6603
Print ISSN : 0387-0200
ISSN-L : 0387-0200
Temporal Waveform Control of Laser, Pulse by Frequency Chirping
Yoshinori KATOHidetsugu YOSHIDAHisanori FUJITASadao NAKAI
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1997 Volume 25 Issue 12 Pages 880-884

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Abstract
Arbitrary temporal waveform control can be achieved by means of amplifier gain control with chirped laser pulse. We designed and manufactured a high-speed and high-voltage frequency modulator to get large chirping with flexibility. This modulator produced chirping of 76.5GHz within 0.7ns for 0.532μm laser. We have performed basic experiments and developed a simulation model for temporal waveform control of laser pulse using frequency chirping of 42GHz. Experimental results were compared with simulation results based on the Frantz-Nodvik theory. Experimental results showed good agreement with simulation results. It is indicated that desired temporal waveform can be shaped by frequency chirping.
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© The Laser Society of Japan
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