Abstract
A concept of Intermodulated Photoacoustic Stark Spectroscopy (IMPASS) was used in an attempt to perform the interference-free field measurement of trace ammonia (3-40 ppbv) concentration levels in the air with a time resolution of 40 s.
Original language | English |
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Pages (from-to) | 109-112 |
Journal | Atmospheric Environment |
Volume | 27 |
Issue number | 1 |
Publication status | Published - 1993 |
Keywords
- ammonia
- CO2 laser photoacoustic spectroscopy
- Stark spectroscopy