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. Author manuscript; available in PMC: 2014 Nov 1.
Published in final edited form as: Carbon N Y. 2013 Jul 4;63:10.1016/j.carbon.2013.06.093. doi: 10.1016/j.carbon.2013.06.093

Figure 8.

Figure 8

C1s XPS of: a) pristine graphite (GN), b) graphite oxide (GO), c) and d) graphene oxide functionalized with TEMPO groups using 0.01 mol and 0.02 mol of Br-TEMPO salt, respectively.