svadaval@gitam.edu
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Dr Saikiran Vadavalli has completed PhD in Physics from UOHYD in 2013 with CSIR JRF and SRF fellowship. He worked as a post doctoral fellow during 2014-2017 in the ultrafast optics laboratory at school of Physics, UOHYD. His area of research is in high-k dielectric thin films, laser matter interaction, nanophotonics and surface enhanced Raman scattering, ion beam induced modification of nanomaterials. He visited University of Naples Federico II, Italy during 2022-23 on SERB SIRE fellowship.
Research Publications
- R Kuladeep, C Sahoo, L Jyothi, D Narayana Rao, V Saikiran “Optical, structural and morphological studies of nanostructures fabricated on silicon surface by femtosecond laser irradiation” Journal of Material Science 57, 1863–1880 (2022).
- G Neelima, T Mahesh, N Manikanthababu, A P Pathak, V Saikiran “Ion irradiation-induced effects on optical and structural properties of Ge nanoparticles synthesized by laser ablation” Physica B: Condensed Matter 634, (2022), 413805
- M P V Prakash, N Manikanthababu, I Sameera, Ravi Bhatia, A P Pathak, V Saikiran “Approach-to-magnetic saturation of Fe nanoparticle/nanorod encapsulated multi-walled carbon nanotubes under heavy ion irradiation” Physica B: Condensed Matter 577, (2020) 411773.
- G Neelima, P Babuji, A P Pathak, D N Rao, P G Krishna, V Saikiran "Crystallization of Germanium-SiO2 composite films via nanosecond laser pulse irradiation" Thin Solid Films Volume 796, 15 May 2024, 140331
- V Saikiran, P Bazylewski, I Sameera, Ravi Bhatia, AP Pathak, V Prasad, GS Chang “Electronic excitation induced modifications in elongated iron nanoparticle encapsulated multiwalled carbon nanotubes under ion irradiation” Appl. Surf. Science 439, (2018) 823-832.
Ongoing Research Projects
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UGC DAE CSR RESEARCH GRANT (2023-26) Project Title: "Fabrication of bimetallic and multi-layered nanostructured thin films by magnetron sputtering for SERS applications "
Expertise
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Thin films fabrication, laser induced periodic surface structures, surface enhanced Raman scattering, Ion irradiation induced modification, naomaterials
