Ashokraja Chandrasekar, PhD.

Scientific background: 

  • Sol-gel coatings,
  • surface modification of metals,
  • bioactive glasses,
  • biomedical applications

International projects:

  • HORIZON 2020, WIDESPREAD-01-2016-2017-Teaming Phase 2, Centre for functional and surface-functionalized glasses, 04.2021 – 04.2023, Trencin, Slovakia, Researcher

National projects:

  • Council of Scientific & Industrial Research – Human Resource Development Group (CSIR-HRDG), India, grant no. 09/115/0787/2018-EMR-I, 05/2018 – 03/2020
  • University Grants Commission – Department of Atomic Energy – Consortium for Scientific Research, India, grant no. CSRKN/CRS-69/ 2014-15/509, 11/2014 – 09/2017, Junior Research Fellow
  • National Centre for Nanoscience and Nanotechnology research projects funded by MHRD, India, 03/2013 – 08/2014, Research Fellow

Publication activity:  

  • Journal Guest Editor – 01
  • Publications in scientific journals-11
  • Invited lectures-1
  • Citations-97

List of Publications


  • Amirtharaj Mosas, K.K.; Chandrasekar, A.R.; Dasan, A.; Pakseresht, A.; Galusek, D. Recent Advancements in Materials and Coatings for Biomedical Implants. Gels. 2022; Vol. 8, 323.


  • Ashok raja, Balakumar. S, B. Anandkumar, R. P. George, Arumugam Thamizhavel and U. Kamachi Mudali. Electrophoretic deposition of reduced graphene oxide-bioactive glass nano hybrid thin films on TiO2 nanostructures intended for biomedical applications. Materials Today Communications. 2020; Vol. 25, 101666.


  • Ashok raja, Balakumar. S, P. Bargavi, P. Rajashree, B. Anandkumar, R. P. George and U. Kamachi Mudali. Decoration of 1-D Nano Bioactive Glass on Reduced Graphene Oxide Sheets: Strategies and in vitro Bioactivity Studies. Material Science and Engineering C. 2018; Vol.90, 85.


  • Ashok raja, M Sakar and S Balakumar. A perspective on the hemolytic activity of chemical and green-synthesized silver and silver oxide nanoparticles. Materials Research Express. 2017; Vol. 4, 105406.


  • Ashok raja, S. Balakumar, D. Durgalakshmi, R. P. George, B. Anandkumar and U. Kamachi Mudali. Reduced graphene oxide/nano-Bioglass composites: processing and super-anion oxide evaluation. RSC Advances. 2016; Vol. 6, 19657.


  • Durgalakshmi, R. Ajay Rakkesh, C. Ashok Raja and S. Balakumar. Electrophoretic Deposition of Bioglass/TiO2 nanocomposite on CP-Ti substrates for Biomedical Applications. International Journal of Chemical Research Technology. 2015; Vol. 7, 755.
  • Venkatesh babu, Meiyazhagan Gowri, S. Balakumar, C. Ashok raja, D. kandaswamy, V. Ganesh. Disinfection of Dentinal Tubules with Silver Nanoparticles and 2% Chlorhexidine Against Enterococcus faecalis. Journal of Bionanoscience. 2015; Vol. 9, 63.
  • Durgalakshmi, S. Balakumar, C. Ashok Raja, Rani P. George and U. Kamachi Mudali. Structural, Morphological and Antibacterial investigation of Ag-Impregnated Sol-Gel derived 45S5 nanoBioglass systems. Journal of Nanoscience and Nanotechnology. 2015; Vol. 15, 4285.
  • Anjana, M. Gowri, C. Ashok Raja, M. Prasath, S. Balakumar, V. Ganesh. Silver nanoparticles as a non alcoholic hospital disinfectant to combat nosocomial pathogens. Journal of Bionanoscience. 2015; Vol. 9, 102.


  • Sakar Mohan, Ashokraja Chandrasekar, Balakumar Subramanian. Surface enhanced Raman scattering studies of silver-gold normal and inverted core-shell nanostructures on their efficiency of detecting molecules. Procedia Engineering. 2014; Vol. 92, 19.


  • Dhasarathan, P. Theriappan and C. Ashokraja. Microbial diversity in firework chemical exposed soil and water samples collected in Virudhunagar district. Indian Journal of Microbiology. 2010; Vol. 50, 46.

Doctoral studies:

Study part: Profile subjects:

Inorganic technologies and materials II


XPS: X-ray phosphoelectron spectroscopy


  • 2007: BSc in Biotechnology at Sri Kaliswari College, Sivakasi, Tamil Nadu, India
  • 2010: MSc in Medical Bionanotechnology at Chettinad University, Kelambakkam, Tamil nadu, India
  • 2020: PhD in Medical Bionanotechnology at National Centre for Nanoscience and Nanotechnology, University of Madras, Chennai, Tamil Nadu, India – Thesis: “Fabrication of bioactive glass based nanocomposites with biomedical applications”

 Awards, scholarships and research stays:

  • CSIR- Research Associate, CSIR-Central Leather Research Institute, 2020
  • CSIR- Senior Research Fellowship, National Centre for Nanoscience and Nanotechnology, University of Madras, 2018
  • UGC DAE CSR, Project Assistant, National Centre for Nanoscience and Nanotechnology, University of Madras, 2014
  • NCNSNT-MHRD, Research Fellow National Centre for Nanoscience and Nanotechnology, University of Madras, 2013

Other activities:

  • Slovak slicate society – since 2022.
  • National Academy for Corrosion Engineers (NACE), Student Member – 2015 to 2018
Ashokraja Chandrasekar, PhD.
Ashokraja Chandrasekar, PhD.
Department of Coating Processes

Tel.: +421 32 7400 507
Office: n. B 3.15