TSI Instruments 3936 - Page 78

C-2 Model 3936 Scanning Mobility Particle Sizer
TM
(SMPS
TM
) Spectrometer
where:
d
g
= geometric mean diameter
d
i
= midpoint diameter for size channel i
N = total concentration
∆N
i
= concentration within the channel i
m = first channel
n = last channel