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Curriculum Vitae - National Metallurgical Laboratory

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Ph.D course- work subjects at I.I.T, Kharagpur :Subjects1. Principles of Physical Metallurgy2. Materials Characterisation3. Crystal growth and CharacterisationRESEARCH AREA: (i) Development of Metallic Glasses(ii) Nanoscrystalline Soft Magnetic Alloys(iii) Giant Magneto-impedance (GMI) Materials(iv) Non-destructive Evaluation by Electromagnetic Techniques(v) Development of Ferromagnetic Shape Memory Alloys (FSMAs)AREA OF SPECIALISATION: Development of Nanostructured magnetic materialsEXPERIENCE1. Development of Advanced Soft magnetic materials:(i) Alloy Design& Preparation: Rapid solidification route by Melt-spinning intocontinuous amorphous ribbons ~25mm width and in-water quenching toamorphous wires.(ii) Magnetic evaluation: Magnetic hysteresis loop, Magnetic Barkhausenemission (MBE) measurement, Vibrating Sample magnetic (VSM) measurement,ac soft magnetic properties.(iii) Structural studies: Phase transformation study by Differential ScanningCalorimetry (DSC) and evaluation of electrical properties by Thermal ElectricalResistivity (TER), Phase identification from x-ray diffraction (XRD) technique,Analysis of results from Transmission Electron Microscopy (TEM) and Atomicforce microscopy (AFM).2. Non-destructive testing of in-service components by magnetic technique:(i) Magnetic Evaluation of service-exposed Process heater tubes ofPetrochemical industries.(ii) Magnetic evaluation of various steels viz; 304SS under plastic deformation,CrMo steels under ageing and creep.AWARDS / FELLOWSHIPS:(i) Best poster paper award at 41 st NMD- 57 th Annual Technical Meeting of IndianInstitute of Metals in the year 2003 held at Kolkata, India2

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