Areas of Interest
- Microwave Materials, Devices, Propagation
- Photonic Crystals and Metamaterials, Multiferroics
Current Research
Students
Current PhD Students
- PH13D077 VASANTHARAJAN G
- PH17D032 ANJALI M
- PH17D038 SARVESH KUMAR
- PH17D039 SANTOSH KUMAR DASILA
- PH17D042 RAMEEZ P P
- PH17D200 DEEPA XAVIER
- PH18D021 ASAPU VINAYA KUMAR
- PH19D024 RAGHUNATH SAHOO
- PH20D095 ABHISHEK ANAND UKEY
- PH21D016 KARAN DOGRA
Recent Publications
- Tailoring the terahertz far-field radiation pattern based on asymmetric transmission of linearly polarized waves in metasurface tiles.
M Pavithra, K Ravichandran, V Subramanian, Z Ouyang, N Yogesh.
JOSA B.
39 (3).
771 - 778.
DOI: 10.1364/JOSAB.444491.
2022.
- Understanding the dielectric properties and electromagnetic shielding efficiency of zirconia filled epoxy-MWCNT composites.
Chillu Naresh, Gandluri Parameswarreddy, Asapu Vinaya Kumar, Rengaswamy Jayaganthan, Venkatachalam Subramanian, Ramanujam Sarathi, MG Danikas.
Engineering Research Express.
4 (1).
015008.
DOI: 10.1088/2631-8695/ac4a4a.
2022.
- Investigation on electromagnetic shielding and mechanical properties of zirconia graded carbon fiber/epoxy nanocomposite.
Gandluri Parameswar Reddy, Asapu Vinayakumar, V Subramanian, and R Sarathi.
Polymer Composites.
DOI: 10.1002/pc.27062.
2022.
- Silver Nanowires Coated Nitrocellulose Paper for High-Efficiency Electromagnetic Interference Shielding.
Raghunath Sahoo, Ramaprabhu Sundara and Subramanian Venkatachalam.
ACS Omega.
7.
41426 - 41436 .
DOI: 10.1021/acsomega.2c05204.
2022.
- Giant enhancement in Electromagnetic Shielding Efficiency of Carbon Fiber Fabric Sandwiched Epoxy-MWCNT Nanocomposites.
Abhishek Sharma, Myneni Sukesh Babu, Asapu Vinaya Kumar, R Sarathi, V. Subramanian.
Bulletin of Materials Science.
45.
44.
DOI: 10.1007/s12034-021-02629-6.
2022.
- Significant magnetoelectric coupling in P(VDF-TrFE)/48%NiFe bilayer laminate composite for energy harvesting applications.
Deepa Xavier, S Dinesh Kumar and V Subramanian.
Journal of Physics D: Applied Physics.
55.
305502.
DOI: 10.1088/1361-6463/ac6b64.
2022.
- Effective Attenuation of Electromagnetic Waves by Ag adorned MWCNT-polybenzoxazine composites for EMI Shielding Application.
Kumaran Rengaswamy, Vinaya Kumar Asapu, Ramaprabhu Sundara, and Subramanian Venkatachalam.
Composites Science and Technology.
223.
109411.
DOI: doi.org/10.1016/j.compscitech.2022.109411.
2022.
- Miniaturized metamaterial absorber based on a high permittivity substrate
.
Anjali Murugan, Lincy Stephen, V Subramanian
.
Journal of Applied Physics
.
130 .
113104 .
2021.
- 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.
Journal of Alloys and Compounds.
858.
157684.
DOI: doi.org/10.1016/j.jallcom.2020.157684.
2021.
- 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 Dayal.
Journal of Alloys and Compounds.
863.
158504.
DOI: doi.org/10.1016/j.jallcom.2020.158504.
2021.
- Strain transfer in ferroelectric-ferrimagnetic magnetoelectric composite.
Sujoy Saha, Ram Prakash Singh, Ying Liu, Atal Bihari Swain, Amritesh Kumar, V. Subramanian, A. Arockiarajan, G. Srinivasan, and Rajeev Ranjan.
Physical Review B.
103.
L140106.
2021.
- Enhanced shielding of electromagnetic radiations with flexible, light-weight, and conductive Ag-Cu/MWCNT/rGO architected PVDF nanocomposite films.
Kumaran Rengaswamy, Vinaya Kumar Asapu, Alagar Muthukaruppan, Dinesh Kumar Sakthivel, Subramanian Venkatachalam, Dinakaran Kannaiyan.
Polymers for Advanced Technologie.
32(9).
3759.
DOI: doi.org/10.1002/pat.5395.
2021.
- Absorption enhanced EMI shielding using silver decorated three-dimensional porous architected reduced graphene oxide in polybenzoxazine matrix.
R. Kumaran, A. Vinaya kumar, S. Ramaprabhu, V. Subramanian.
New Journal of Chemistry.
DOI: 10.1039/D1NJ03536C.
2021.
- Anisotropic asymmetric transmission of circularly polarized terahertz waves in a three dimensional spline assembly
.
C. K. Amaljith, C. Venkateswaran, V. Subramanian, Zhengbiao Ouyang and N. Yogesh
.
Optics Letters
.
45 .
2315-2318.
2020.
- 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 .
275302.
2020.
- 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.
- 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.
DOI: doi.org/10.1038/s41598-020-67965-9.
2020.
- 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
.
Journal of Physics D: Applied Physics
.
52 .
065004.
2019.
- Novel Phase Based Feedback Control for Constant Height Mode Operation in Scanning Near-Field Microwave Microscopy
.
Christopher Hardly Joseph, Venkatachalam Subramanian
.
Studies in Applied Electromagnetics and Mechanics - Ebook
.
44.
20-25.
2019.
- Beam steering based on coordinate transformation of Fermat spiral configurations
.
G. Vasantharajan, N. Yogesh, V. Subramanian
.
AIP Advances
.
9 .
075217 .
2019.
- Realization of Bidirectional, Bandwidth-Enhanced Metamaterial Absorber for Microwave Applications
.
Lincy Stephen, N. Yogesh, V. Subramanian
.
Scientific Reports
.
9(1).
10058 .
2019.
- Enhanced magnetoelectric response from lead-free (Ba0.85 Ca0.15)(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.
- The role of precursors on piezoelectric and ferroelectric characteristics of 0.5BCT-0.5BZT ceramic
.
Atal BihariSwain, V.Subramanian, P.Murugavel
.
Ceramic International
.
44(6).
6861-6865.
2018.
- 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.
- Studies on magnetoelectric coupling in lead-free [(0.5)BCT-(0.5)BZT]-NiFe2O4 laminated composites at low and EMR frequencies
.
NSSowmya, ASrinivas, PSaravanan, KVGReddy, SVKamat, JPaul Praveen, Dibakar Das, GMurugesan, SDinesh Kumar, VSubramanian
.
Journal of Alloys and Compounds
.
743 .
240-248.
2018.
- Broadband Asymmetric Transmission of Linearly Polarized Electromagnetic Waves Based on Chiral Metamaterial
.
Lincy Stephen, N. Yogesh, V. Subramanian
.
Journal of Applied Physics
.
123(3).
033103.
2018.
- 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.
- 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.
- 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
.
42 .
12945 - 12953.
2018.
- 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.
- 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 .
2523-2528.
2017.
- 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.
- 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
.
122 .
315-317.
2017.
- 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, V. Sivasubramanian
.
Journal of Alloys and Compounds
.
2017.
- Photovoltaic and photo-capacitance effects in ferroelectric BiFeO3 thin film
.
Pranab Parimal Biswas, Thirmal Chinthakuntla, Dhayanithi Duraisamy, Giridharan Nambi Venkatesan, Subramanian Venkatachalam, Pattukkannu Murugavel
.
Applied Physics Letters
.
110 .
192906 .
2017.
- Classical ferroelectric like behavior of highly ordered Pb(Sc1/2Nb1/2)O3 studied by dielectric and Brillouin scattering spectroscopy
.
V. Sivasubramanian, V. Subramanian, S. Kojima
.
Physical Review B
.
93 .
54115.
2016.
- Electrocaloric effect in (1-x) PIN-xPT relaxor ferroelectrics
.
G. Ramesh, M.S. Ramachandra Rao, V. Sivasubramanian. V. Subramanian
.
Journal of Alloys and Compounds
.
663 .
444-448.
2016.
- Study of relaxor behavior in a lead-free (Na0.5 Bi0.5) TiO3-SrTiO3-BaTiO3 ternary solid solution system
.
S Praharaj, D Rout, V Subramanian, S J L Kang
.
Ceramic International
.
42 .
12633-12671.
2016.
- Synthesis, characterization, and magneto-electric properties of (1- x) BCZT-xCFO ceramic particulate composites
.
John Paul Praveen, Monaji Vinitha Reddy, Jayant Kolte, S Dinesh Kumar, V Subramanian, Dibakar Das
.
International Journal of Applied Ceramic Technology
.
2016.
- Enhanced Electromagnetic Interference Shielding in a Au-MWCNT Composite Nanostructure Dispersed PVDF Thin Films
.
R Kumaran, S Dinesh Kumar, N Balasubramanian, M Alagar, V Subramanian, K Dinakaran
.
Journal of Physical Chemistry C
.
120.
13771-13778.
2016.
- Ag induced electromagnetic interference shielding of Ag-graphite/PVDF flexible nanocomposites
.
R. Kumaran, M. Alagar, S. Dinesh Kumar, V. Subramanian, K. Dinakaran
.
Applied Physics Letters
.
107 .
11307.
2015.
- Impedance and magnetoelectric characteristics of (1-x) BaTiO3-xLa0.7Sr0.3MnO3 (x=0.1 and 0.3) nano-composites
.
Nayek C, Murugavel P, Kumar S, Dinesh, Subramanian V
.
Applied Physics A
.
120 .
615-622.
2015.
- BMFO-PVDF electrospun fiber based tunable metamaterial structures for electromagnetic interference shielding in microwave frequency region
.
V. Revathi, Kumar, S. Dinesh Kumar, V. Subramanian, C. Muthamizhchelvan
.
The European Physical Journal Applied Physics
.
72 .
20402.
2015.
- Enhanced self-biased direct and converse magnetoelectric effect in Pb (In1/2Nb 1/2)O3-PbTiO3/NiFe2O4 bi-layer laminate composite
.
S Dinesh Kumar, G Ramesh, V Subramanian
.
Journal of Materials Science: Materials in Electronics
.
26 .
2682-2687.
2015.
- Structural, Dielectric and Magnetic Studies on Electrospun Magnesium Ferrite-Polyvinylidene Fluoride Core-Shell Composite Fiber
.
V. Revathy, P. Chitra lekha, Dinesh Kumar, C. Muthamizhchelvan, T. S. Natarajan, V. Subramanian
.
Acta Metallurgica Sinica (English Letters)
.
2014.
- Impedance spectroscopic analysis of the organic ferroelectric - diisopropylammonium bromide (DIPAB)
.
Ch. Thirmal, P. Murugavel, V. Subramanian
.
Current Applied Physics
.
2014.
- Relaxor-like Ferroelectric behaviour favoured by Short-Range B-site ordering in 10% Ba2+ Substituted MgFe2O4
.
P. Chitra lekha, G. Ramesh, V. Revathy, V. Subramanian, T.S. Natarajan
.
Materials Research Bulletin
.
2014.
- Long range B-site cation ordering and Briet–Wigner–Fano line shape of A1g-like Raman mode in Nd1−xSmx(Mg0.5Ti0.5)O3 microwave dielectric ceramics
.
S. Roopas Kiran, G. Santosh Babu, Chandrabhas Narayana, V.R.K. Murthy, V. Subramanian
.
Materials Research Bulletin
.
48 .
194.
2013.
- Dielectric and piezoelectric properties of (0.90-x) PIN-xPT-0.10PZ ternary system near morphotropic phase boundary
.
G. Ramesh, V. Subramanian, V. Sivasubramanian
.
Journal of Electroceramics
.
31 .
309.
2013.
- Magnetic structure and magnetodielectric effect of YFe0.5Cr0.5O3
.
Vidhya G. Nair, A. Das, V. Subramanian, P. N. Santhosh
.
Journal of Applied Physics
.
113 .
213907.
2013.
- Evolution of polar order in (1−x)Pb(In1/2Nb1/2)O3-xPbTiO3 (0≤x≤1) system as investigated by dielectric and Raman spectroscopy
.
G. Ramesh, V. Subramanian, V. Sivasubramanian
.
Journal of Applied Physics
.
113 .
074101.
2013.
- Cross polarization converter formed by rotated-arm-square chiral metamaterial
.
R. Rajkumar, N. Yogesh, V. Subramanian
.
Journal of Applied Physics
.
114 .
224506.
2013.
- Beam Steering at Higher Photonic Bands and Design of a Directional Cloak Formed by Photonic Crystals
.
N. Yogesh and V. Subramanian
.
Advanced Electromagnetics
.
2 .
85.
2013.
- Effect of quenching rate on the structure, ion transport, and crystallization kinetics in lithium-rich phosphate glass
.
Prashant Dabas, V. Subramanian, K. Hariharan
.
Journal of Materials Science
.
2013.
- Magnetic, dielectric and magnetodielectric properties of PVDF La0.7Sr0.3MnO3 polymer nanocomposite film
.
Ch. Thirmal, Chiranjib Nayek, P. Murugavel, V. Subramanian
.
AIP Advances
.
3 .
112109.
2013.
Teaching
- 2017 : (Jan - May) - PH5590 Microwave Physics; (Jul - Nov) - EP3110 Electromagnetics and Applications / PH5270 Physics Lab III
- 2018 : (Jan - May) - PH5590 Microwave Physics; (Jul - Nov) - PH5270 - Physics Lab III / PH5320 - Techniques of Characterization of Materials and Physical Measurements / PH5590 - Microwave Physics
- 2019 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func / PH5590 Microwave Physics; (Jul - Nov) - EP3110 Electromagnetics and Appli
- 2020 : (Jan - May) - PH5221 Summer Project / PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func / PH5400 Viva Voce / PH5590 Microwave Physics / PH5910 Mini Project
- 2021 : (Jan - May) - PH5223 Project / PH5400 Viva Voce / PH5400+ Comprehensive Viva Voce / PH5590 Microwave Physics (Jul - Nov) - PH1010 Physics I / PH5270 Physics Lab III
- 2022 : (Jan - May) - PH5350 Laboratory for Physical Property Measurement and Transducer / Sensor Element Characteristics of Func / PH5590 Microwave Physics ; (Jul - Nov) - PH1020 Physics II / PH5270 Physics Lab III
- 2023 : (Jan - May) - PH5590 Microwave Physics