Maruthamuthu, S. et al. - Teesside's Research Repository
Maruthamuthu, S. et al. - Teesside's Research Repository
Maruthamuthu, S. et al. - Teesside's Research Repository
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Table V. Polarization studies for cupronickel in different systems with and without<br />
bacteria<br />
S.no System<br />
Ecorr<br />
(mv)<br />
Ba<br />
(mv/decade)<br />
25<br />
Bc<br />
(mv/decade)<br />
Icorr(Amp/cm 2 )<br />
1 Control -100 70 -123 7.69x10 -7<br />
2 AG1 -180 87 -72 1.21x10 -6<br />
3 AG3 -106 80 -80 1.65x10 -6<br />
Table VI. Impedance spectroscopy studies for cupronickel in different systems<br />
with and without bacteria<br />
S.no System Rs ohms.cm 2<br />
1<br />
2<br />
3<br />
Control<br />
nitrogen free<br />
medium<br />
nitrogen free<br />
medium +<br />
AG1 strain<br />
nitrogen free<br />
medium +<br />
AG3 strain<br />
Rct<br />
k.ohms.cm 2<br />
Rt<br />
k.ohms.cm 2<br />
Cdl F/cm 2<br />
133 33.06 32.93 4.98x10 -4<br />
114 16.48 16.37 7.07x10 -4<br />
102 18.01 19.02 6.08x10 -4
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