Short Term Course on "Principles and Advances in Electromagnetics" --- Scheduled

AICTE, New Delhi sponsored QIP Short Term Course on "Principles and Advances in Electromagnetics" would be conducted by Microwave Laboratory, Department of Physics, IIT Madras during March 22 - 27, 2021 under ONLINE mode.
Click Here for more information.

Short Term Course on "Frontiers in Microwaves" --- Completed

AICTE, New Delhi sponsored QIP Short Term Course on "Frontiers in Microwaves" was organized by Microwave Laboratory, Department of Physics, Indian Institute of Technology, Chennai - 600036 during October 22 - 27, 2018 at IIT Madras.
Click Here for more information.

Microwave Lab Poster - In-House Symposium, Dept of Physics, IIT Madras: 9th Nov 2019.
Click here to download pdf version

Recent Publications (2017-2021)

  1. Substantial magnetoelectric response in 2/3[Pb(Mg1/3Nb2/3)O3]-1/3[PbTiO3]-CoFe2O4 Composites
    Ganesha Channagoudra, Ajay Kumar Saw, Koushik Dey, Deepa Xavier, Venkatesh R., V. Subramanian, D.K.Shukla, Vijaylakshmi Dayala
    Journal of Alloys and Compunds, 2021.
  2. Large converse magnetoelectric effect in Sm doped Pb(Mg1/3Nb2/3)-PbTiO3 and NiFe2O4 laminate composite
    Dinesh Kumar, Shashaank Gupta, Atal Bihari Swain, V.Subramanian, Myoor K.Padmanabhan and Roop L.Mahajan
    Link for Share:
  3. Fabry-Perot modes associated with hyperbolic-like dispersion in dielectric photonic crystals and demonstration of a bending angle sensor at microwave frequencies
    R. Rachel Darthy, C. Venkateswaran, V. Subramanian, Zhengbiao Ouyang and N. Yogesh
    Scientific Reports, 10, 11117, 2020.
  4. Anisotropic asymmetric transmission of circularly polarized terahertz waves in a three dimensional spline assembly
    C. K. Amaljith, C. Venkateswaran, V. Subramanian, Zhengbiao Ouyang, N. Yogesh
    Optics Letters, 45 (8), 2315-2318, 2020
  5. Polarization driven self-biased and enhanced UV - visible photodetector characteristics of ferroelectric thin film
    Biswas, Pranab; Pal, Subhajit; Subramanian, V; Murugavel, Pattukkannu
    Journal of Physics D: Applied Physics, 53 (27), 275302, 2020
  6. Engineering resonance modes for enhanced magnetoelectric coupling in bilayer laminate composites for energy harvesting applications
    Atal Bihari Swain, S. Dinesh Kumar, V.Subramanian and P.Murugavel
    Phys. Rev. Applied, 13, 024026, 2020.
  7. Novel Phase Based Feedback Control for Constant Height Mode Operation in Scanning Near-Field Microwave Microscopy
    CH Joseph and V Subramanian
    Studies in Applied Electromagnetics and Mechanics, 44, 20-25, 2019.
    Electromagnetic Nondestructive Evaluation XXII 44, 20, 2019.
  8. Realization of Bidirectional, Bandwidth-Enhanced Metamaterial Absorber for Microwave Applications
    Lincy Stephen, Natesan Yogesh and Venkatachalam Subramanian
    Scientific Reports, 9 (1), 10058, 2019 (Download For Free).
  9. Beam steering based on coordinate transformation of Fermat spiral configurations
    G. Vasantharajan, N. Yogesh and V. Subramanian
    AIP Advances, 9, 075217, 2019 (Download For Free).
  10. Large photovoltaic response in rare-earth doped BiFeO3 polycrystalline thin films near morphotropic phase boundary composition
    Pranab Parimal Biswas, Subhajit Pal, V. Subramanian, and P. Murugavel
    Applied Physics Letters, 114, 173901, 2019
    Freely available till 14th May 2019 at this link: DOI: 10.1063/1.5090911
  11. Large magnetoelectric response in lead free BaTi1-xSnxO3/NiFe2O4 bilayer laminated composites
    Lakshmi Kola, Atal Bihari Swain, Venkatachalam Subramanian, Pattukkannu Murugavel
    Accepted in Journal of Materials Science: Materials in Electronics.
  12. Influence of external electric field on the physical characteristics of lead free BZT- BCT piezoceramic
    Atal Bihari Swain, S. Dinesh Kumar, V.Subramanian and P.Murugavel
    Journal of Alloys and Compounds, 787, 990-995, 2019.
  13. Self-polarization effect on large photovoltaic response in lead free ferroelectric 0.5Ba(Zr0.2Ti0.8)O3-0.5(Ba0.7Ca0.3)TiO3 epitaxial film
    Atal Swain, Martando Rath, Subhajit Pal, M.S. Ramachandra Rao, Venkatachalam Subramanian, and Pattukkannu Murugavel
    Applied Physics Letters, 113, 233902, 2018.
  14. Large magnetoelectric coupling in 0.5Ba(Zr0.2Ti0.8)O3-0.5(Ba0.7Ca0.3)TiO3 film on Ni foil
    Atal Bihari Swain, Martando Rath, Dinesh Kumar S, M S Ramachandra Rao, V Subramanian and P Murugavel
    J. Phys. D: Appl. Phys., 52, 065004, 2019.
  15. Origin of Relaxor Behavior in 0.78(Na0.5Bi0.5)TiO3-0.2SrTiO3-0.02BaTiO3 Ceramic: An electrical modulus study
    S.Praharaja, V.Subramanian, S.-J. L.Kang, D.Rout
    Materials Research Bulletin, 106, 459-464, 2018.
  16. Electromagnetic Interference (EMI) shielding performance of lightweight Metal decorated Carbon nanostructures dispersed Polyvinylidene fluoride flexible films
    Rengaswamy, Kumaran; Sakthivel, Dinesh Kumar; Muthukaruppan, Alagar; Balasubramanian, N.; Venkatachalam, Subramanian; Kannaiyan, Dinakaran
    New Journals of Chemistry (RCJ), 42, 12945-12953, 2018.
  17. Temperature dependent magnetoelectric studies in co-fired bilayer laminate composites
    S. Dinesh Kumar, J. Magesh and V. Subramanian
    Journal of Alloys and Compounds, 753, 595-600, 2018.
  18. Enhanced magnetoelectric coupling in Ti and Ce substituted lead free CFO-BCZT laminate composites
    J. Paul Praveen, Vinitha Reddy Monaji, E. Chandrakala, Srinivas Indla, S. Dinesh kumar, V. Subramanian, Dibakar Das
    Journal of Alloys and Compounds, 750, 392-400, 2018
  19. The role of precursors on piezoelectric and ferroelectric characteristics of 0.5BCT-0.5BZT ceramic
    Atal BihariSwain, V.Subramanian and P.Murugavel
    Ceramic International, 44(6), 6861-6865, 2018.
  20. Broadband Asymmetric Transmission of Linearly Polarized Electromagnetic Waves Based on Chiral Metamaterial
    Lincy Stephen, N. Yogesh and V. Subramanian
    Journal of Applied Physics, 123(3), 033103, 2018.
  21. Studies on magnetoelectric coupling in lead-free [(0.5)BCT-(0.5)BZT]-NiFe2O4 laminated composites at low and EMR frequencies
    N. Shara Sowmya, A. Srinivas. P. Saravanan, K. Venu Gopal Reddy, S.V. Kamat, J. Paul Praveen, Dibakar Das, G. Murugesan, S. Dinesh Kumar and V. Subramanian
    J. Alloys and compounds, 743, 240-248, 2018.
  22. Enhanced magnetoelectric response from lead-free (Ba0.85Ca0.15)(Zr0.1Ti0.9)O3 - CoFe2O4 laminate and particulate composites
    Paul J Praveen, Vinithareddi Monaji, Dinesh Kumar, V Subramanian and Dibakar Das
    Ceramic International, 44(4), 4298-4306, 2018.
  23. Realization of Bi-directional Metamaterial Absorber Formed by Cross-shaped Metamaterial at Microwave Frequencies
    Lincy Stephen, Natesan Yogesh, G. Vasantharajan and Venkatachalam Subramanian
    PIERS 2017, Singapore, 19-22/Nov/2017
  24. Near-field Lensing and Waveguiding Effects Based on Transformation Optics of Isotropic Concave Space
    G. Vasantharajan, Natesan Yogesh and Venkatachalam Subramanian
    PIERS 2017, Singapore, 19-22/Nov/2017
  25. Microstructure and frequency dependent electrical properties of lead-free Na0.5Bi0.5TiO3 perovskite
    S Praharaj, S Kumari, V Subramanian, D Rout
    AIP Conference Proceedings 1832 (1), 140024, 2017
  26. Photovoltaic and photo-capacitance effects in ferroelectric BiFeO3 thin film
    P P Biswas, Thirmal C, D Duraisamy, Giridharan N V, Subramanian Vand P Murugavel
    Applied Physics Letters, 110, 192906, 2017.
  27. Tuning of bandwidth by superposition of bending and radial resonance modes in bilayer laminate composite
    S. Dinesh Kumar, J. Magesh, V. Subramanian
    Journal of Materials and Design, vol. 122, 315-317, 2017.
  28. Polar nano regions in lead free (Na0.5Bi0.5)TiO3-SrTiO3-BaTiO3 relaxors: An impedance spectroscopic study
    S. Praharaj, D. Rout, S. Anwar, V. Subramanian and V. Sivasubramanian
    Journal of Alloys and Compounds, 706, 502-510, 2017
  29. Low temperature Raman scattering study of barium doped lead ytterbium tantalate ceramics
    D Rout, S Praharaj, V Subramanian, V Sivasubramanian
    Journal of Advanced Dielectrics, 1750003, 2017
  30. Magnetoelectric coupling studies on (x)(0.5BZT-0.5BCT)-(100-x)NiFe2O4 [x=90-70wt%] particulate composite
    N Shara Sowmya, A Srinivas, K Venu Gopal Reddy, J Paul Praveen, Dibakar Das, S Dinesh Kumar, V Subramanian, SV Kamat
    Ceramics International, 43(2), 2523-2528, 2017.
  31. Synthesis, characterization, and magneto-electric properties of (1-x)BCZT-xCFO ceramic particulate composites
    John Paul Praveen, Monaji Vinitha Reddy, Jayant Kolte, Sakthivel Dinesh Kumar, Venkatachalam Subramanian, Dibakar Das
    International Journal of Applied Ceramic Technology, 14, 200-210, 2017.