Saranya Kumar

• Doctoral Researcher, VIT University, India, 2018-01-01, 2025-12-31, Synthesized and analyzed lead-free titanium-based perovskites for optoelectronic and photovoltaic applications., Employed thin film fabrication techniques (Spray pyrolysis, spin coating, sputtering, PVD, solution methods) for material development., Conducted structural, optical, and electronic characterization using XRD, SEM, FESEM, EDX, PL, and Raman spectroscopy., Used DFT simulations and SCAPS modeling to study defect states, band alignment, and device performance.
• M.Phil. Researcher, University of Madras, India, 2015-01-01, 2016-12-31, Fabricated gold-plated silicon nanowires on thin films using PECVD and sputtering., Investigated material quality and vibrational properties using Raman spectroscopy and FESEM.
• Research Intern, Indira Gandhi Centre for Atomic Research (IGCAR), India, 2014-01-01, 2015-12-31, Conducted dosimetry studies on manganese-doped lithium triborate phosphors in the Environmental Assessment Division., Gained hands-on training with luminescence, dosimetry, and structural characterization techniques.
• Assistant Professor of Physics, Auxilium College, Vellore, India, 2016-01-01, 2017-12-31, Taught undergraduate physics courses and laboratory sessions., Mentored students in project-based research and experimental methods.

• Sustainable Materials Design: Metal chalcogenides and lead-free perovskites for optoelectronic and energy applications.
• Thin Film and Nanomaterial Synthesis: Vapor-phase and solution-based fabrication of functional materials.
• Structure-Property Relationships: Linking engineered defects and interfaces to optical/electronic properties.
• Computational Materials Science: DFT, SCAPS, and machine learning approaches for materials prediction and optimization.

• Research Fellowship, VIT University (Ph.D. program)
• Graduate Merit Scholarship, University of Madras

• Saranya. K, & Malathi, M., 2025, Rubidium Titanium Halide Perovskites for inorganic, lead-free solar cell applications: a study from materials to devices.
• Saranya. K, & Malathi, M., 2024, Analysis of stable, inorganic, lead-free cesium titanium iodide perovskite and solar cell simulation., Bulletin of Materials Sciences, 47, 59
• Saranya. K, & Malathi, M., 2022, Lead-Free and Stable Potassium Titanium Halide Perovskites: Synthesis, Characterization and Solar Cell Simulation., Energies, 15, 9, 6963
• Leela S., G.V. Rohini, K. Saranya, Sekhar Bhattacharya, Nafis Ahmed, Shaili Sett, & Barnali Ghosh, 2018, Tunable growth of semiconductor nanostructures by plasma enhanced electron vapour deposition - synthesis, morphological and Raman studies., Superlattices and Microstructures, 122, 510-515

Professional researcher equipped with robust background in scientific inquiry, data analysis, and academic publication. Adept at collaborating within multidisciplinary teams to drive research projects forward and deliver impactful results. Known for adaptability and reliability in evolving research environments, with strong skills in experimental design, statistical analysis, and scholarly communication.