1. Mesocosm: Figs1 Exp 1 22.06.2009

2. 10:09 Before final flush Bkgd: 0.14ug/m3 and ~200p/cc

3. As soon as we start filling via the plant chamber, spikes in particle number and NOx (~5ppb) were observed!

4. 11:29 Nearly finished filling the RC

5. 11:33 Filling complete

6. 11:35 Lights and O3 on! Nucleation started within 5min

7. 44min ALO: We now have two nucleation events similar to Friday’s Exp!

8. 73min ALO: Two modes and 0.13ug/m3

9. 1h40min ALO

10. 14:04 SMPS arched! Changed scanning range down to 237nm

11. 5h45min: 2ppb Limonene were injected.. Nucleation started within a couple of min

12. 5.5h ALO and 40min after Limonene injection

13. 6 HALO, 1h20min after Limonene injection

14. 6h40min ALO, ~2h after limonene injection

15. Exp overview