(2012) 931. Captions for Figures Figure 1, Langmuir, p.28 ,
Frequency range: from 250 kHz to 0.01 Hz. (D) Reflectance FTIR spectra of GC-supported graphenes modified with: (a) -CO 2 H, 3300-2800 cm -1 (H 2 O, v O-H , edge C-H of graphene), 1780 cm -1 (v C=O ), 1430, 950 cm -1 ( O-H ). (b) Anthraquinone, pp.1170-1171 ,