Fig. 7: Large-scale STM image recorded after the final step of on-surface synthesis protocol.
From: Long and isolated graphene nanoribbons by on-surface polymerization on Au(111)

Large-scale STM image after the 350 °C annealing step showing completely transformed, aligned and well-isolated 7-aGNRs on the Au(111) surface. STM set parameters are −2.0 V/10 pA. Scale bar is 25 nm.