A retro-reflection-cavity-enhanced photoacoustic spectroscopy based gas sensor with high sensitivity was demonstrated. Acetylene was chosen as the target gas. A minimum detection limit of 600 ppt was achieved with a fiber amplified diode laser.

© 2019 The Author(s)

PDF Article


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access OSA Member Subscription