DEPARTMENT OF PHYSICS Indian Institute Of Technology Madras

Faculty Details

Harish Kumar

Professor

HSB 103
Ph.D. University of Hyderabad

πŸ“ž 044 - 2257 4879
βœ‰οΈ nhk@iitm.ac.in

Areas of Interest

βœ” Magnetoelectronics

βœ” Superconductivity

βœ” Novel Magnetic Materials

Current Research

Students

Current PhD Students

βœ” PH15D045 HARIKRISHNAN R

βœ” PH16D202 NIKHIL SACHAN

βœ” PH23D026 Jamaluddin

Recent Publications

  • βœ” Spin semimetallic behavior and sublattice spin crossover in the fully compensated ferrimagnetic half-Heusler compound (Co0.5Mn0.5)MnAl.. 1. R. Harikrishnan, Jatin Kumar Bidika, B. R. K. Nanda, Arout J. Chelvane, S. D. Kaushik, P. D. Babu, and Harish Kumar Narayanan . Physical Review B. 108. 094407. DOI: 10.1103/PhysRevB.108.094407. 2023.
  • βœ” Enhancement of weak magnetism of 3C–SiC by 3d-transition metal doping.. 2. Gyanti Prakash Moharana, S.K.Singh, Harish Kumar Narayanan. Solid State Communications. 369. 115217. DOI: 10.1016/j.ssc.2023.115217. 2023.
  • βœ” F+ center exchange mechanism and magnetocrystalline anisotropy in Ni-doped 3C-SiC. 3. Gyanti Prakash Moharana, Rahul Kothari, S.K.Singh, P.D.Babu, Harish Kumar Narayanan. Journal of Magnetism and Magnetic Materials. 555. 169358. DOI: 10.1016/j.jmmm.2022.169358. 2022.
  • βœ” Neutron diffraction and ab initio studies on the fully compensated ferrimagnetic characteristics of Mn2V1-x Cox Ga Heusler alloys. Midhunlal P.V., Venkatesh C , Chelvane J.A., Babu P.D., Kumar N.H. Condensed Matter. 34. 125801. DOI: doi.org/10.1088/1361-648X/ac4532. 2022.
  • βœ” Ferromagnetism in Mn doped 3C-SiC: A variable temperature ESR study. Gyanti Prakash Moharana, S.K. Singh, Harish Kumar Narayanan. Journal of Magnetism and Magnetic Materials. 527. 167707. DOI: doi.org/10.1016/j.jmmm.2020.167707. 2021.
  • βœ” Mn2V0.5Co0.5Z (Z = Ga, Al) Heusler alloys: High TC compensated P-type ferrimagnetism in arc melted bulk and N-type ferrimagnetism in melt-spun ribbons. P.V. Midhunlal, J. Arout Chelvane, D. Prabhu, Raghavan Gopalan, N. Harish Kumar. Journal of Magnetism and Magnetic Materials. 489. 165298. DOI: doi.org/10.1016/j.jmmm.2019.165298. 2019.
  • βœ” Role of spin, phonon and plasmon dynamics on ferromagnetism in Cr doped 3C-SiC. Gyanti Prakash Moharana, Rahul Kothari, Harish Kumar Narayanan, S.K. Singh. Journal of Magnetism and Magnetic Materials. 491. 165505. DOI: doi.org/10.1016/j.jmmm.2019.165505. 2019.
  • βœ” Coexistence of cluster ferromagnetism and cluster spin-glass like behaviour in melt-quenched Cu2Mn0.5Fe0.5Al Heusler alloy . B. Venkateswarlu, R. Hari Krishnan, J. Arout Chelvane, P.D. Babu, N. Harish Kumar. Journal of Alloys and Compounds. 777 . 373. DOI: https://doi.org/10.1016/j.jallcom.2018.10.327. 2018.
  • βœ” Investigation of magnetic order and spin dynamics in Mn doped 3C-SiC . Gyanti Prakash Moharana, S.K. Singh, P.D. Babu, Harish Kumar Narayanan. Journal of Alloys and Compounds. 765 . 314. 2018.
  • βœ” Near total magnetic moment compensation with high Curie temperature in Mn2V0.5Co0.5Z (Z = Ga,Al) Heusler alloys . P V Midhunlal, J Arout Chelvane, U M Arjun Krishnan, D Prabhu, R Gopalan and N Harish Kumar . Journal of Physics D: Applied Physics. 51 . 075002. DOI: https://doi.org/10.1088/1361-6463/aaa564. 2018.

Teaching

βœ” 2017 : (Jan - May) - PH6013 Functional Materials Sensors and Transducers; (Jul - Nov) - PHPCT0 Preparatory Course - Physics Theory/ PH5330 -Laboratory for Synthesis and characterization of Functional

βœ” 2018 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func/ PH6013 Functional Materials Sensors and Transducers; (Jul - Nov) - PH5

βœ” 2019 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func; (Jul - Nov) - EP4140 Project/ PH5310 Synthesis and Characterization of

βœ” 2020 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func/ PH5462 Magnetism in Solids; (Jul - Nov) - PH5310 Synthesis and Charact

βœ” 2021 : (Jan - May) - EP3220 Solid State Physics/ PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func; (Jul - Nov) - PH5310 Synthesis and Characterization of Functional Materials / PH5330 Laboratory for Synthesis and characterization of Functional Materials

βœ” 2022 : (Jan - May) - EP3220 Solid State Physics / PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func ; (Jul - Nov) - PH5310 Synthesis and Characterization of Functional Materials / PH5330 Laboratory for Synthesis and characterization of Functional Materials

βœ” 2023 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func / PH6013 Functional Materials Sensors and Transducers / PH6015 Advanced Materials and Nanotechnology Lab