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	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	A O U
NH3 and H2O	Cavity ring-down spectroscopy	variable	1 ppb for NH3 0.05% for H2O	Andy Neuman	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

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