Fig 1.
(a) The photograph of the assembled μ-well aerosol collection cartridge and (b) the cartridge in a disassembled state.
Fig 2.
The configuration of the aerosol chamber experiment.
Fig 3.
The size distribution of airborne particles.
Fig 4.
The measured pressure drop of the collection cartridge at different flow rates.
Fig 5.
B. subtilis collection efficiencies in μ-well inertial impactors as a function of the collector flow rate.