Dr. Chitra Lekha C S

Dr. Chitra Lekha worked as a postdoctoral fellow in an Indo- France collaborative project CEFIPRA (6408-1) funded by Indo-French Centre for the Promotion of Advanced Research (IFCPAR)/Centre Franco-Indien pour la Promotion de la Recherche Avancée (CEFIPRA) for a period of two years (2022-2024) in Institut Jean Lamour, University of Lorraine, Nancy, France and IUCNN, Mahatma Gandhi University, Kottayam.

She worked as an assistant professor in School of Nanoscience and Nanotechnology, MG University for the year of 2021-2022. She possesses 3 years of teaching experience in Physics. She has received her PhD in Physics from Department of Physics, Central University of Kerala, Kasaragod, Kerala in 2018.  Her area of research includes Multiferroic and magnetoelectric materials, Piezoelectric nanogenerators, magnetic nanoparticles, thin films and multilayers and nanogenerators based on polymer nanofibers.

Achievements and Awards

• Received a best presenter award in an international conference ICFMAT 2023 conducted by Central University of Kerala.
• The recipient of Women Scientist-A Fellowship from DST.
• Received best researcher award from Central University of Kerala in 2018.

Projects

• Principal Investigator, Women Scientist-A (WOS-A) major project, funded by DST, Govt. of INDIA, Project title: Structural, optical, electrical and magnetic properties of lead-free heterostructured multiferroics based on nanoscale Niobates. (2015 – 2018)
• Postdoctoral fellow, CEFIPRA Project, funded by IFCPAR/CEFIPRA, INDIA. Project title: Bio-filler-Interfaced Electrospun PVDF-Nanomultiferroic Hybrid Piezoelectric Generator for Mechanical Energy Harvesting. (2022 – 2024).

Research Publications

Journal Articles

1. P. Nideesh, C. Chitra Lekha, R. Antoine, and N. Kalarikkal, “Photonic replica symmetry breaking glassy transition and lévy flight statistics of emission intensity in dye-doped colloidal potassium sodium niobate random laser,” Optics & Laser Technology, vol. 169, p. 110 038, 2024.
2. S. Vivek, A. Kumar, C. C. Lekha, N. Kalarikkal, A. Banerjee, and S. Nair, “Exchange bias studies of cofe2o4 coated bifeo3 nanoparticles,” Journal of Alloys and Compounds, vol. 968, p. 172 066, 2023.
3. S. Vivek, A. S. Kumar, C. S. C. Lekha, and S. S. Nair, “Exchange bias in bifeo3 and bi0.9la0.1feo3 nanoparticles,” Journal of Physics D: Applied Physics, vol. 54, no. 12, p. 125 301, 2021.
4. A. S. Kumar, C. C. Lekha, S. Vivek, M. Anantharaman, K. V. Saravanan, and S. S. Nair, “Giant voltage generating microcantilevers based on ba0.85ca0.15zr0.1ti0.9o3 and co76fe14ni4si5b for next-generation energy harvesters,” Scripta Materialia, vol. 180, pp. 11–15, 2020.
5. L. Jian, A. S. Kumar, C. C. Lekha, et al., “Strong sub-resonance magnetoelectric coupling in pzt-nife2o4-pzt thin film composite,” Nano-Structures & Nano-Objects, vol. 18, p. 100 272, 2019.
6. A. S. Kumar, C. C. Lekha, S. Vivek, K. Nandakumar, M. Anantharaman, and S. S. Nair, “Effect of cofe2o 4 weight fraction on multiferroic and magnetoelectric properties of (1- x) ba 0.85 ca 0.15 zr 0.1 ti 0.9 o- x cofe 2 o 4 particulate composites,” Journal of Materials Science: Materials in Electronics, vol. 30, pp. 8239–8248, 2019.
7. C. C. Lekha, A. S. Kumar, S. Vivek, et al., “Room temperature magnetoelectric properties of lead-free alkaline niobate based particulate composites,” Ceramics International, vol. 45, no. 7, Part A, pp. 8115–8122, 2019.
8. S. Vivek, P. Geetha, V. Saravanan, et al., “Magnetoelectric coupling in strained strontium titanate and metglas based magnetoelectric trilayer,” Journal of Alloys and Compounds, vol. 789, pp. 1056–1061, 2019.
9. C. Lekha, A. S. Kumar, S. Vivek, M. Anantharaman, K. Venkata Saravanan, and S. S. Nair, “Strain induced giant magnetoelectric coupling in knn/metglas/knn sandwich multilayers,” Applied Physics Letters, vol. 110, no. 1, 2017.
10. A. S. Kumar, C. C. Lekha, S. Vivek, V. Saravanan, K. Nandakumar, and S. S. Nair, “Multiferroic and magnetoelectric properties of ba0. 85ca0. 15zr0. 1ti0. 9o3–cofe2o4 core–shell nanocomposite,” Journal of Magnetism and Magnetic Materials, vol. 418, pp. 294–299, 2016.
11. C. C. Lekha, A. S. Kumar, S. Vivek, et al., “High voltage generation from lead-free magnetoelectric coaxial nanotube arrays and their applications in nano energy harvesters,” Nanotechnology, vol. 28, no. 5, p. 055 402, 2016.

Conference Proceedings

1. S. Vivek, S. Ajith, C. Chitralekha, and S. S. Nair, “Magnetic and dielectric studies of li-cu co-doped zno nanoparticles,” in AIP Conference Proceedings, AIP Publishing, vol. 1728, 2016.
2. C S Chitra Lekha, M. Rasi, P. Aravind, M. Anantharaman, S. Nair, et al., “Synthesis of coaxial cofe2o4-k0. 5na0. 5nbo3 nanotubes by sol-gel technique using inexpensive templates,” in AIP Conference Proceedings, AIP Publishing, vol. 1665, 2015.

Book Chapters

1. C. C. Lekha and S. S. Nair, “ porous ceramics for catalytic applications,” in Ceramic Catalysts, Elsevier Series in Advanced Ceramic Materials, Elsevier, 2023, pp. 125–147, isbn: 978-0-323-85746-8.
2. C. Lekha, V. Sudarsanan, and G. Pookat, Spintronic Devices Based on Multiferroics, A Review of Patents Bentham Science Publishers, 2014, vol. 7, pp. 103–108.
3. C. Lekha, V. Sudarsanan, and S. S Nair, Recent Advances in Multiferroics and Magnetoelectrics Based Devices: A Review of Patents. Bentham Science Publishers, 2014, vol. 7, pp. 90–98.
4. V. Sudarsanan, C. Lekha, and V. Saravanan, Multiferroic/Magneto-Electric Composite Thin Films: A Review of Recent Patents. Bentham Science Publishers, 2014, vol. 7, pp. 99–102.