Real-time detection of formaldehyde using PPLN-based mid-infrared laser for study of sick house syndrome

Masaki Asobe,Yutato Takemiya,Shoutsu Rin,Yuhei Matsuya,Teruyo Aoki,Akira Katoh,Ryuta Someya,Akira Tokura,Hirokazu Takenouchi,Shigeru Yamaguchi

Real-time detection of formaldehyde using PPLN-based mid-infrared laser for study of sick house syndrome

2015

Masaki Asobe
Yutato Takemiya
Shoutsu Rin
Yuhei Matsuya
Teruyo Aoki
Akira Katoh
Ryuta Someya
Akira Tokura
Hirokazu Takenouchi
Shigeru Yamaguchi

We studied the detection of formaldehyde using a compact 3-μm DFG light source based on a PPLN waveguide. Single-pass DFG of laser diodes enables wavelength modulation spectroscopy and realtime detection.

Keywords:

Waveguide (optics)
Optoelectronics
Optics
Spectroscopy
Far-infrared laser
Physics
Optical modulation amplitude
Laser
Absorption spectroscopy
Laser linewidth
Waveguide
Modulation
Diode

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