Chemical Ionization Mass Spectrometry (CIMS)

ToF-CIMS, Aerodyne
Online measurements of trace gases, including oxygenated VOCs Bertram et al. 2011, Atmos. Meas. Tech.

quadrupole-CIMS, THS Instruments
On-line measurements of trace gases (e.g. Br2, Cl2, BrO)
Liao et al. 2011, J. Geophys. Res.

Aircraft Aerosol Time-of-Flight Mass Spectrometry (ATOFMS)

Real-time measurement of the size and chemistry of individual particles
Pratt et al. 2009, Analytical Chemistry

Ambient Ion Monitor-Ion Chromatography (AIM-IC)

Continuous time-resolved monitoring of water soluble particle (Cl, SO42-, NO3, Na+, NH4+, K+, Mg2+, and Ca2+) and gas phase (HCl, HNO3, NH3, and SO2) species
Markovich et al. 2012, J. Environ. Monit.