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. Author manuscript; available in PMC: 2013 Apr 18.
Published in final edited form as: J Am Chem Soc. 2012 Apr 4;134(15):6540–6543. doi: 10.1021/ja301174m

Figure 2.

Figure 2

XPS binding study with Tiiii@SWCNTs. a) Reversible binding of guest 2; b) XPS analysis of Tiiii@SWCNTs before exposure to 2 (blue), after exposure to 2 (red) and after subsequent washing with DBU (green). Si signals are due to the utilized Si substrate.