A simple acetylene sensing system, which do not need to modulate the light source, is put forward. We experimentally demonstrated a three sensors system, and the measured results have excellent agreements with theoretical predictions.
© 2010 The Optical Society
(120.0120) Instrumentation, measurement, and metrology : Instrumentation, measurement, and metrology
(120.0280) Instrumentation, measurement, and metrology : Remote sensing and sensors
(280.1120) Remote sensing and sensors : Air pollution monitoring
K. Yu, C. Wu, Z. Wang, Y. Wang, and M. Shi, "Investigation of a Multi-Point Acetylene Sensing System Employing Dense Wavelength Division Multiplexers," in Advanced Photonics & Renewable Energy, OSA Technical Digest (CD) (Optical Society of America, 2010), paper JThA9.