Tropospheric Chemistry: Instruments

Carbon Dioxide (CO₂)

Principle of the Measurement

Dual-beam (non-dispersive) infrared absorption

Species Measured

CO₂

Time Response

1 Hz

Manufacturer

LI-COR Inc. LI-6262 (modified)

Field Projects / Platforms

• TexAQS 2006 (NOAA WP-3D)
• BAO 2008 (NOAA Boulder Atmospheric Observatory tower)
• ARCPAC 2008 (NOAA WP-3D)
• CalNex 2010 (Pasadena ground site)

Key Publications

J. Peischl, T. B. Ryerson, J. S. Holloway, D. D. Parrish, M. Trainer, G. J. Frost, K. C. Aikin, S. S. Brown, W. P. Dubé, H. Stark, and F. C. Fehsenfeld, A top-down analysis of emissions from selected Texas power plants during TexAQS 2000 and 2006, J. Geophys. Res., doi:10.1029/2009JD013527, 2010.