The DC current-voltage relationships were
measured for experiment investigation of the
conductivity of nonlinear nano-SiC/silicone rubber
composites. The measurement system is shown in Fig.
1. In this measuring system, the high voltage supply of
0-1 Ok V output is used. The current is measured by
EST 122 electrometer with a precision of 10-14 ampere.
The three electrode systems are used. The diameter of
main electrode is SOmm. The earth guard ring gap is