%0 Journal Article %T Ferrite cores as back yoke for enhancing hall sensor sensitivity in caliper tool for pipeline inspection %A Keshwani, Rajesh %A Bhattacharya, Shiben %J Sensor Review %V 29 %N 4 %P 355-360 %@ 0260-2288 %D 2009-09-11 %I Emerald Group Publishing Limited %~ DeepDyve