Mobile Laboratory Instruments

Research van payload is dependent on the goals of a particular project. The suite of instruments includes:

Measured Parameter Method Time Resolution Detection Limit Principal Investigator Payload*
CO2 and CH4 Wavelength scanned cavity ring-down spectroscopy 1 sec 0.2 ppmv for CO2
2 ppbv for CH4
Jeff Peischl / Tom Ryerson A,O,U
H3O+CIMS Chemical ionization mass spectrometer 1 sec 20–600 ppt at 3 sigma for 1sec. integration time Carsten Warneke O,U
N2O, CO, H2O Integrated cavity output spectroscopy 1 sec. 0.2 ppb for N2O
0.2 ppb for CO
100 ppm for H2O
Jeff Peischl / Tom Ryerson A,O,U
NH3 and H2O Cavity ring-down spectroscopy variable 1 ppb for NH3
0.05% for H2O
Andy Neuman / Scott Eilerman A
NO, NO2, NOy, O3 Cavity ring-down spectroscopy 1 sec 0.1 - 0.001 ppbv Steve Brown A
Position and Met Data Differential GPS, Airmar Wx and Young 2-D sonic 1 sec Ken Aikin / Jeff Peischl A,O,U
iWAS Whole Air Sampler various VOCs by GC-MS analysis Jessica Gilman O,U
WIBS Single particle fluorescence 1 minute 105 particles/m3 Anne Perring A

* Payload legend: A=Ag, O=Oil&Gas, U=Urban