Dr. K. Chandra Sekhar

Dr. K. Chandra Sekhar

Name: Dr. K. Chandra Sekhar
Designation: Assistant Professor
Phone: 8608560271
Email: koppolechandrasekhar@cutn.ac.in


Biographic Sketch:
K. C. Sekhar was born in Markapur, Andhra Pradesh, India on June 5, 1980. He received his M.Sc. degree in physics from Nagarjuna University Campus, Guntur, India, in 2003. He obtained his Ph.D degree from IIT, Roorkee, India in November 2009. He did his postdoctoral work in Yonesi University, Seoul during period Nov 2009 to July 2010 and University of Minho, Braga, Portugal during period Dec 2010 to June 2016. Currently he is working as UGC-Assistant Professor at department of Physics, Central University of Tamil Nadu since July 2015. He has contributed more than 90 articles in various international journals. He guided 2 Ph.D students and 25 IMSc students so far. He believed in research driven teaching.

Research Highlights :

Our group focuses on the fabrication and optimization of novel as well as eco-friendly energy and electronic materials for various device application.  We developed lead free BCZT based materials for energy storage capacitors and solid state refrigeration devices, ferroelectric-semiconductor heterostructures for resistive random access memory and photocatalytic applications, Plasmonics nanostructures for sensors. 

Recent Publications :

  1. Kevin, V. A., Silva, J. P. B., Kamakshi, K., Sekhar, K. C., (2023). Ternary Heterostructures Based on BaTiO3/MoO3/Ag for Highly Efficient and Reusable Photocatalytic Applications, Advanced Materials Interfaces, 2201948
  2. Tasneem, M., Gokulakrishnan, J., Sekhar, K. C., Sathish, S., Kamakshi, K., (2023). Effect of SrTiO3 buffer layer on electrical, ferroelectric memory, and polarization reversal studies of spin-coated ferroelectric 0.6Ba(Zr0•2Ti0.8)O3-0.4(Ba0•7Ca0.3)TiO3 thin film in MFIS structure, Current Applied Physics, 51, 91-97.
  3. Tasneem, M., Monteiro, C. R. P., Kumar, N. S. K., Silva, J. P. B., Sekhar, K. C., Kamakshi, K., Pereira, M., (2023). Thickness-dependent microstructure, resistive switching, ferroelectric, and energy storage properties of pulsed laser deposited 0.85[0.6Ba(Zr0.2Ti0.8)O3-0.4(Ba0.7Ca0.3)TiO3]-0.15SrTiO3 thin films, Ceramics International, 49, 12, 20756-20762.
  4. Kumar, N. S. K., Jayakrishnan, A. R., Silva, J. P. B., Sekhar, K. C., (2023). Effect of MgO doping on energy storage and electrocaloric properties of ferroelectric 0.6Ba(Zr0.2Ti0.8)O3–0.4(Ba0.7Ca0.3)TiO3 ceramics, Materials Today Communications, 35, 105754.
  5. Kaarthik, J., Kaushiga, C., Sradha, G., Ram, N., Reddy, S. G., Sekhar, K. C., Annapureddy, V., (2023). Improvement of energy storage density and energy harvesting performance of amphoteric Pr ion-modified lead-free Ba0.85Ca0.15Ti0.9Zr0.1O3 (BCZT) ceramics, Journal of Alloys and Compounds, 943, 169069.
  6. Jayakrishnan, A. R., Silva, J. P. B., Kamakshi, K., Dastan, D., Annapureddy, V., Pereira, M., Sekhar, K. C., (2023). Are lead-free relaxor ferroelectric materials the most promising candidates for energy storage capacitors?, Progress in Materials Science, 132, 101046.
  7. Jayakrishnan, A. R., Kumar, A., Druvakumar, S., John, R., Sudeesh, M., Puli, V. S., Silva, J. P. B., Gomes, M. J. M., Sekhar, K. C., (2023). Inorganic ferroelectric thin films and their composites for flexible electronic and energy device applications: current progress and perspectives, Journal of Materials Chemistry C, 11, 3, 827-858.
  8. Radhasaran, R., Sathyan, A., Sivaraman, R. K., Sathish, S., Kamakshi, K., Sekhar, K. C., (2022). Sensing, Antimicrobial and Photothermal Activity of Ultra-Stable Colloidal Copper Nanoparticles, Plasmonics, 17, 6, 2521–2531.
  9. Ibrahim, A. S., Anbarasu, V., Mahendran, R., Rajendran, K., Sekhar, K. C., Sathish, S., (2022).  Facile synthesis of cobalt sulfide/carbon nanotube composites as a low-cost Pt-free counter electrode for dye-sensitized solar cells (DSSCs), Diamond and Related Materials, 130, 109440.
  10. Ibrahim, A. S., Kevin, V. A., Latha, M. B., Kamakshi, K., Sathish, S., Silva, J. P. B., Sekhar, K. C., (2022). Effect of the thickness on the photocatalytic and the photocurrent properties of ZnO films deposited by spray pyrolysis, Discover Materials, 2,10.


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