Presentation 2009-08-20
Oscillation characteristics of a 1.5μm FM-eliminated ^<13>C_2H_2 frequency-stabilized laser diode
Keisuke KASAI, Masataka NAKAZAWA,
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Abstract(in English) We demonstrate the frequency stabilization of a 1.5μm laser diode (LD) with a low intensity noise and a narrow linewidth to a ^<13>C_2H_2 linear absorption line. The LD consists of an InP gain chip and an external Bragg reflector made of a PLC waveguide. By employing an external frequency modulator in a frequency stabilization circuit, an FM-eliminated optical output beam was obtained. The frequency stabilities reached as high as 2.3×10^<-11> for τ=1s and 9.1×10^<-12> for τ=100s. Furthermore, a RIN of less than -135dB/Hz, and a linewidth of 4kHz were simultaneously achieved.
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Keyword(in English) External cavity laser diode / Acetylene / Frequency stabilization
Paper # EMD2009-40,CPM2009-64,OPE2009-88,LQE2009-47
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Committee LQE
Conference Date 2009/8/13(1days)
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Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Oscillation characteristics of a 1.5μm FM-eliminated ^<13>C_2H_2 frequency-stabilized laser diode
Sub Title (in English)
Keyword(1) External cavity laser diode
Keyword(2) Acetylene
Keyword(3) Frequency stabilization
1st Author's Name Keisuke KASAI
1st Author's Affiliation Research Institute of Electrical Communication, Tohoku University()
2nd Author's Name Masataka NAKAZAWA
2nd Author's Affiliation Research Institute of Electrical Communication, Tohoku University
Date 2009-08-20
Paper # EMD2009-40,CPM2009-64,OPE2009-88,LQE2009-47
Volume (vol) vol.109
Number (no) 176
Page pp.pp.-
#Pages 4
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