Tropospheric Chemistry: Instruments

IBBCEAS instrument in lab

IBBCEAS instrument in lab.

IBBCEAS (Incoherent Broadband Cavity Enhanced Absorption Spectroscopy)

Principle of the Measurement

Broadband Cavity Enhanced Absorption Spectroscopy

Species Measured

Glyoxal, HONO

Time Response

1 minute

Detection Limit

30 pptv Glyoxal


custom built

Field Projects

  • CalNex 2010


Rebecca Washenfelder / Steve Brown

Key Publications

Washenfelder, R. A., A. O. Langford, H. Fuchs, and S. S. Brown, Measurement of glyoxal using an incoherent broadband cavity enhanced absorption spectrometer, Atmos. Chem. Phys., 8, 7779-7793, doi:10.5194/acpd-8-16517-2008, 2008.