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Ragavan Gopalan

Indian Institute of Technology (IIT), Madras - Department of Metallurgical and Materials Engineering

International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI) - Centre for Automotive Energy Materials

India

  • International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI) - Centre for Automotive Energy Materials

SCHOLARLY PAPERS

3

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133

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0

Scholarly Papers (3)

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1.

Enhanced Coercivity in CE Containing Nd-Fe-B Magnets by Grain Boundary Engineering Using DyF3

Number of pages: 14 Posted: 09 Jul 2024
G. Vijayaragavan, S. Paulraj, P. Vivekanandhan, Hemant Kumar, M. Sadhasivam, Surendra Kumar Makineni, Ragavan Gopalan, D. Prabhu and K.G. Pradeep
International Advanced Research Center for Powder Metallurgy and New Materials (ARCI), International Advanced Research Center for Powder Metallurgy and New Materials (ARCI), International Advanced Research Center for Powder Metallurgy and New Materials (ARCI), Indian Institute of Science (IISc) - Department of Materials Engineering, Indian Institute of Technology (IIT), Madras - Department of Metallurgical and Materials Engineering, Indian Institute of Science (IISc) - Department of Materials Engineering, Indian Institute of Technology (IIT), Madras - Department of Metallurgical and Materials Engineering, International Advanced Research Center for Powder Metallurgy and New Materials (ARCI) and Indian Institute of Technology (IIT), Chennai
Downloads 79 (816,709)

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Permanent magnet, Nd-Fe-B, Grain boundary diffusion, Atom probe tomography, Coercivity

2.

Enhancing the Cycle Life and Usable Energy Density of LiFePO 4/Graphite Cell by Regulating Lithium Levels of the Electrodes During Fast Charge-Discharge

Number of pages: 38 Posted: 03 Feb 2022
Vallabha Rao Rikka, Sumit Ranjan Sahu, Abhijit Chatterjee, Raju Prakash, G. Sundararajan and Ragavan Gopalan
International Advanced Research Centre for Powder Metallurgy & New Materials - Centre for Automotive Energy Materials, International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI) - Centre for Automotive Energy Materials, Indian Institute of Technology (IIT), Bombay, International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI) - Centre for Automotive Energy Materials, International Advanced Research Centre for Powder Metallurgy and New Materials (ARCI) - Centre for Automotive Energy Materials and Indian Institute of Technology (IIT), Madras - Department of Metallurgical and Materials Engineering
Downloads 34 (1,263,436)

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Fast charging, state of charge (SOC), depth of discharge (DOD), cycle life, mechanical degradation, cell temperature, XRD, Raman.

3.

SURFACTANT-ASSISTED SYNTHESIS OF HIGH ANISOTROPIC STRONTIUM HEXAFERRITE (SrFe12O19) FOR PERMANENT MAGNET APPLICATIONS

Number of pages: 25 Posted: 17 May 2026
Vishal V. Beeraka, R Vedarajan, K Shanmugam, Debendranath Kar, Vikram D, Bhaskar S, Ragavan Gopalan, R. Vijay and D. Prabhu
affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Indian Institute of Technology (IIT), Madras - Department of Metallurgical and Materials Engineering, affiliation not provided to SSRN and International Advanced Research Center for Powder Metallurgy and New Materials (ARCI)
Downloads 20 (1,491,251)

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Strontium hexaferrites, CTAB, Surfactant-assisted milling, Zeta potential, Squareness ratio