Fig. 1 | Communications Chemistry

Fig. 1

From: Catalytic mechanism of graphene-nickel interface dipole layer for binder free electrochemical sensor applications

Fig. 1

Optical photographs of NF and GNF before and after metal deposition in different electrolytes. a–d Comparison of NF and GNF before and after 1 h deposition in a 0.09 mM HAuCl4 (pH = 4.2), b 0.09 mM H2PtCl6 (pH = 4.5), c 0.9 mM AgNO3 (pH = 5.3), and d 0.9 mM CuSO4 (pH = 4.6), respectively

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