Author:Roul, BK; Mishra, DK; Ray, M; Sahu, DR; Mishra, PK; Srinivasu, VV; Pradhan, AKDate:May 2009Micron size Fe3O4 powders were chemically prepared and processed by radio frequency (13.56 MHz) oxygen plasma irradiation technique at different elevated temperatures using low radio frequency (RF) power level. Low magnetic field RF superconducting ...Read more