Figure 3
From: Mapping the conductivity of graphene with Electrical Resistance Tomography

Test of the ERT method. Conductivity maps of a FTO sample were measured (a) before and (b) after performing a thin straight cut (red line).
From: Mapping the conductivity of graphene with Electrical Resistance Tomography

Test of the ERT method. Conductivity maps of a FTO sample were measured (a) before and (b) after performing a thin straight cut (red line).