*'''Contact behavior of connectors'''
<xr id="fig:Contact resistance Rk as a function of the contact force Fk"/><!--Fig. 6.16:--> Contact resistance R<sub>k</sub> as a function of the contact force F<sub>k</sub> for different surface coating materials. Measured against a spherical gold probe; I = 10 mA, U < 20 mV
<xr id="fig:Contact resistance Rk as a function of the fretting wear cycles"/><!--Fig. 6.17:--> Contact resistance R<sub>k</sub> as a function of the fretting wear cycles for different surface coating materials
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