Research Article

Nanoaerosols Including Radon Decay Products in Outdoor and Indoor Air at a Suburban Site

Figure 9

Diurnal variations of the equilibrium equivalent activity concentration of radon decay products ( 𝐶 A R n D P ) and fraction of the unattached decay products ( 𝑓 u n ), in outdoor air for the period October 7–10.
510876.fig.009