Table 1 ERT settings and relevant quantities corresponding to the sample S. For each map shown in Fig. 2 are reported: the protocol, the excitation quantities, the total energy dissipated during the measurement and the map difference with respect to the chosen reference.

From: Recommended implementation of electrical resistance tomography for conductivity mapping of metallic nanowire networks using voltage excitation

ERT map

Protocol

Excitation

E

\(\delta _{{\mathrm {X,Y}}} / \%\)

A

\({\mathcal {I}}_{{\mathrm {c}}}\)

\(I={10}\,\upmu \hbox {A}\)

\(\max (V^{\mathrm {src}})={15}\,\hbox {mV}\)

\({29.9}\,\upmu \hbox {J}\)

B

\({\mathcal {I}}_{{\mathrm {c}}}\)

\(I={400}\,\upmu \hbox {A}\)

\(\max (V^{\mathrm {src}})={331}\,\hbox {mV}\)

\({7.8}\,\hbox {mJ}\)

\(\delta _{{\mathrm {B,A}}} = 3.50\)

C

\({\mathcal {V}}_{{\mathrm {c}}}\)

\(V={5}\,\hbox {mV}\)

\(\max (I^{\mathrm {src}})={124}\,\upmu \hbox {A}\)

\({25.5}\,\upmu \hbox {J}\)

\(\delta _{{\mathrm {C,A}}} = 0.59\)

D

\({\mathcal {V}}_{{\mathrm {c}}}\)

\(V={100}\,\hbox {mV}\)

\(\max (I^{\mathrm {src}})={780}\,\upmu \hbox {A}\)

\({7.1}\,\hbox {mJ}\)

\(\delta _{{\mathrm {D,C}}} = 0.69\)