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. 2011 Oct;45(32):5751–5759. doi: 10.1016/j.atmosenv.2011.07.022

Table 3.

Monthly means of apparent activation diameters at 0.5% S obtained by integrating the number size distributions.

Jul.07 Dec.07 Jan.08 Feb.08 Jul.08 Sep.08 Oct.08 Nov.08
Mean act. diam [nm] 136 181 188 185 170 161 180 157
Minimum 69 162 134 91 69 111 69 111
Maximum 204 204 370 363 308 241 308 241