Faculty Profile

About

Research Interest: Synthesis of nanomaterials for energy related applications
I obtained my M.Sc., in 2012 from Bangalore University with Chemistry specialization. I received Ph.D degree from Jain University, Bangalore, India during 2017. During My Ph.D stage I have received CNPq -TWAS sandwich fellowship at The Federal University of Rio Grande do Sul (UFRGS), Farroupilha, Porto Alegre - RS, 90010-150, Brazil during March-2015 to April-2016. Current research interests are in the areas of Synthesis and characterization of layered transition metal oxides/sulphides, alloys, lithiated transition metal oxides etc, via hydrothermal, solvothermal, ionothermal and combustion method, Lithium ion battery, Hydrogen production, Electrochemcial sensor, Super capacitor, Degradation of organic dye/industrial pollutants and Graphene Chemistry. Published 30 International research papers with Scopus indexed journals and Q ranking journals. I attended and presented 17 national and international level conference proceedings.
Total Teaching experience of over 9 years
Total Research experience of over 4 years
Google scholar citations: 1222
h-index: 20
i-10 index: 24
Presently working as an Assistant Professor in the Department of Chemistry, BMS College of Engineering, Bangalore-560 019, India.

Education

• Ph.D - Synthesis and characterization of metal oxide and doped metal oxide nanomaterials for photocatalytic
  Jain University
  Passed Year: 2017 | Program Type: FullTime
• CNPq-TWAS Ph.D sandwich Fellowship - Synthesis of nanomaterials for energy related applications
  The Federal University of Rio Grande do Sul (UFRGS), Farroupilha, Porto Alegre - RS, 90010-150, Bra
  Passed Year: 2016 | Program Type: FullTime
• MS.c (Chemistry) - Analytical Chemistry
  Central College Campus, Bangalore University
  Passed Year: 2012 | Program Type: FullTime
• BS.c - Physics, Chemistry and Mathematics
  PES Degree college, Bangalore University
  Passed Year: 2010 | Program Type: FullTime

Selected Publications

• Journal | Published On : 12-02-2025
  T. N. Ravishankar
  Ravishankar T. N., Ananda A., Shilpa B. M. and Adarsh J. R. 2025. Eco-friendly synthesis of NiO and Ag/NiO nanoparticles: applications in photocatalytic and antibacterial activities. R. Soc. Open Sci.12241733.https://doi.org/10.1098/rsos.241733
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• Journal | Published On : 06-09-2024
  TN Ravishankar, A Ananda, JR Adarsha, BM Shilpa
  Impact of Ionic Liquids on the Crystal Growth and Surface Morphology of Ruthenium-doped TiO 2 Nano Heterojunction Structures for Improved Photocatalytic Degradation of Evans Blue Dye and the Associated Antibacterial Activities.Nano Biomedicine and Engineering.Publisher: Tsinghua University Press. https://doi.org/10.26599/nbe.2024.9290093. 2024.
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• Journal | Published On : 26-05-2023
  GK Raghu, TN Ravishankar, T Ramakrishnappa, Suresh Kumar, Suma B Patri, KM Supritha, Malingappa Pandurangappa
  Designing of Au doped TiO2 NPs as an electrocatalyst for nitrite sensor.GK Raghu, TN Ravishankar, T Ramakrishnappa, Suresh Kumar, Suma B Patri, KM Supritha, Malingappa Pandurangappa. Results in Chemistry. 2023, https://doi.org/10.1016/j.rechem.2023.100964.
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• Journal | Published On : 13-01-2023
  A Ananda, T Ramakrishnappa, TN Ravishankar, LS Reddy Yadav, BK Jayanna.
  RSM-BBD optimization approach for degradation and electrochemical sensing of Evan’s blue dye using green synthesized ZrO2–ZnO nanocomposite. A Ananda, T Ramakrishnappa, TN Ravishankar, LS Reddy Yadav, BK Jayanna.Inorganic and Nano-Metal Chemistry. 2023.https://doi.org/10.1080/24701556.2023.2165685.
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• Journal | Published On : 19-09-2022
  TN Ravishankar, G Banuprakash, M de O. Vaz
  Ravishankar, T.N., Banuprakash, G. & de O. Vaz, M. Synthesis of Ag@TiO2/NiFe2O4 ternary nanostructures and evaluation of their photocatalytic activities. J Mater Sci: Mater Electron 33, 23153–23173 (2022). https://doi.org/10.1007/s10854-022-09080-1.
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• Journal | Published On : 15-08-2022
  Ananda A, Ramakrishnappa T , Ravishankar T N , Archana S , Shilpa B M , Reddy yadav L S , Jayanna B K
  Optimization and Numerical investigation of organic dye degradation using Response Surface by green synthesized ZrO2 nanoparticles and its antibacterial activity. Ananda A, Ramakrishnappa T , Ravishankar T N , Archana S , Shilpa B M , Reddy yadav L S , Jayanna BK. Journal of Water and Environmental Nanotechnology (JWENT).https://doi.org/10.22090/jwent.2022.03.004
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• Journal | Published On : 18-05-2022
  JR Adarsha, TN Ravishankar, A Ananda, CR Manjunatha, BM Shilpa, T Ramakrishnappa
  Hydrothermal synthesis of novel heterostructured Ag/TiO2/CuFe2O4 nanocomposite: Characterization, enhanced photocatalytic degradation of methylene blue dye, and efficient antibacterial studies.JR Adarsha, TN Ravishankar, A Ananda, CR Manjunatha, BM Shilpa, T Ramakrishnappa. https://doi.org/10.1002/wer.10744. 2022
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• Journal | Published On : 07-01-2022
  JR Adarsha, TN Ravishankar, CR Manjunatha, T Ramakrishnappa
  Green synthesis of nanostructured calcium ferrite particles and its application to photocatalytic degradation of Evans blue dye.JR Adarsha, TN Ravishankar, CR Manjunatha, T Ramakrishnappa. Materials Today: Proceedings.https://doi.org/10.1016/j.matpr.2021.05.293. 2022
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• Journal | Published On : 18-05-2021
  K Arathi, TN Ravishankar, Kalyan Raj, KL Nagashree
  Arathi, K., Ravishankar, T.N., Raj, K. et al. Efficient catalytic reduction of hazardous hexavalent chromium by cobalt sulfide nanoparticles. Chem. Pap. 75, 4707–4718 (2021). https://doi.org/10.1007/s11696-021-01655-2
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• Journal | Published On : 31-12-2020
  TN Ravishankar, M de O Vaz, SR Teixeira
  The effects of surfactant in the sol–gel synthesis of CuO/TiO2 nanocomposites on its photocatalytic activities under UV-visible and visible light illuminations. New Journal of Chemistry. https://doi.org/10.1039/C9NJ05246A.2020
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• Journal | Published On : 03-07-2019
  GR Gurunagendra,T N Ravishankar
  DRY SLIDING WEAR STUDIES OF ZINC ALUMINIUM ALLOY CONTAINING MICRO AND NANO SOLID LUBRICANTS.International Journal of Engineering Research and Advanced Technology (ijerat). https://doi.org/10.31695/IJERAT.2019.3457.2019.
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• Journal | Published On : 03-05-2019
  TN Ravishankar, M de O Vaz, T Ramakrishnappa, SR Teixeira, J Dupont
  Ionic liquid–assisted hydrothermal synthesis of Nb/TiO2 nanocomposites for efficient photocatalytic hydrogen production and photodecolorization of Rhodamine B under UV-visible and visible light illuminations.TN Ravishankar, M de O Vaz, T Ramakrishnappa, SR Teixeira, J Dupont, https://doi.org/10.1016/j.mtchem.2019.04.001, 2019.
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• Journal | Published On : 05-12-2018
  R Anitha, KV Ramesh, TN Ravishankar, KH Sudheer Kumar, T Ramakrishnappa
  Cytotoxicity, antibacterial and antifungal activities of ZnO nanoparticles prepared by the Artocarpus gomezianus fruit mediated facile green combustion method.R Anitha, KV Ramesh, TN Ravishankar, KH Sudheer Kumar, T Ramakrishnappa.https://doi.org/10.1016/j.jsamd.2018.11.001.2018.
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• Journal | Published On : 28-04-2018
  TN Ravishankar, Mauricio de O. Vaz, T Ramakrishnappa, Sergio R Teixeira, J Dupont, Ranjith Krishna Pai, G Banuprakash
  Ravishankar, T.N., de O. Vaz, M., Ramakrishnappa, T. et al. The heterojunction effect of Pd on TiO2 for visible light photocatalytic hydrogen generation via water splitting reaction and photodecolorization of trypan blue dye. J Mater Sci: Mater Electron 29, 11132–11143 (2018). https://doi.org/10.1007/s10854-018-9197-7.
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• Journal | Published On : 24-04-2018
  Ravikumar C.H.;Sakar M.;Mahto A.;Nanjundaiah R.T.;Thippeswamy R.;Teixeira S.R.;Balakrishna R.G.
  Observation of oxo-bridged yttrium in TiO2 nanostructures and their enhanced photocatalytic hydrogen generation under UV/Visible light irradiations. Ravikumar C.H.;Sakar M.;Mahto A.;Nanjundaiah R.T.;Thippeswamy R.;Teixeira S.R.;Balakrishna R.G.Materials Research Bulletin, Volume 104, Year 2018, Pages 212-219 DOI:10.1016/j.materresbull.2018.04.014
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• Journal | Published On : 09-10-2017
  Patil, Shivaraj B.;Ravishankar, T. N.;Lingaraju, K.;Raghu, G. K.;Nagaraju, G.
  Multiple applications of combustion derived nickel oxide nanoparticles. Patil, Shivaraj B.;Ravishankar, T. N.;Lingaraju, K.;Raghu, G. K.;Nagaraju, G.. Journal of Materials Science: Materials in Electronics, Volume 29, Year 2018, Pages 277-287. DOI:10.1007/s10854-017-7914-2
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• Journal | Published On : 06-09-2017
  Ravishankar T.;Vaz M.;Ramakrishnappa T.;Teixeira S.;Dupont J.
  Ionic liquid assisted hydrothermal syntheses of Au doped TiO2 NPs for efficient visible-light photocatalytic hydrogen production from water, electrochemical detection and photochemical detoxification of hexavalent chromium (Cr6+).Ravishankar T.;Vaz M.;Ramakrishnappa T.;Teixeira S.;Dupont J.RSC Advances, Volume 7, Year 2017, Pages 43233-43244. DOI:10.1039/c7ra04944g
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• Journal | Published On : 17-03-2017
  Ramasami A.;Ravishankar T.;Nagaraju G.;Ramakrishnappa T.;Teixeira S.;Balakrishna R.
  Gel-combustion-synthesized ZnO nanoparticles for visible light-assisted photocatalytic hydrogen generation.Ramasami A.;Ravishankar T.;Nagaraju G.;Ramakrishnappa T.;Teixeira S.;Balakrishna R.Bulletin of Materials Science, Volume 40, Year 2017, Pages 345-354 DOI:10.1007/s12034-017-1372-6
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• Journal | Published On : 05-07-2016
  Ravishankar T.N.;Vaz M.d.O.;Khan S.;Ramakrishnappa T.;Teixeira S.R.;Balakrishna G.R.;Nagaraju G.;Dupont J.
  Ionic Liquid Assisted Hydrothermal Syntheses of TiO2 /CuO Nano-Composites for Enhanced Photocatalytic Hydrogen Production from Water.Ravishankar T.N.;Vaz M.d.O.;Khan S.;Ramakrishnappa T.;Teixeira S.R.;Balakrishna G.R.;Nagaraju G.;Dupont J..ChemistrySelect, Volume 1, Year 2016, Pages 2199-2206 DOI:10.1002/slct.201600068
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• Journal | Published On : 16-02-2016
  Ravishankar T.N.;De Oliveira Vaz M.;Khan S.;Ramakrishnappa T.;Teixeira S.R.;Balakrishna G.R.;Nagaraju G.;Dupont J.
  Enhanced photocatalytic hydrogen production from Y2O3/TiO2 nano-composites: a comparative study on hydrothermal synthesis with and without an ionic liquid. Ravishankar T.N.;De Oliveira Vaz M.;Khan S.;Ramakrishnappa T.;Teixeira S.R.;Balakrishna G.R.;Nagaraju G.;Dupont J.New Journal of Chemistry, Volume 40, Year 2016, Pages 3578-3587. DOI:10.1039/c5nj03711e
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• Journal | Published On : 16-02-2016
  Ramasami A.K.;Ravishankar T.N.;Sureshkumar K.;Reddy M.V.;Chowdari B.V.R.;Ramakrishnappa T.;Balakrishna G.R.
  Synthesis, exploration of energy storage and electrochemical sensing properties of hematite nanoparticles.Ramasami A.K.;Ravishankar T.N.;Sureshkumar K.;Reddy M.V.;Chowdari B.V.R.;Ramakrishnappa T.;Balakrishna G.R.Journal of Alloys and Compounds, Volume 671, Year 2016, Pages 552-559 DOI:10.1016/j.jallcom.2016.02.050
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• Journal | Published On : 03-02-2016
  Ravishankar, T. N.;Nagaraju, G.;Dupont, Jairton
  Photocatalytic activity of Li-doped TiO2 nanoparticles: Synthesis via ionic liquid-assisted hydrothermal route.Ravishankar, T. N.;Nagaraju, G.;Dupont, Jairton.Materials Research Bulletin, Volume 78, Year 2016, Pages 103-111 . DOI:10.1016/j.materresbull.2016.02.017
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• Journal | Published On : 25-08-2015
  Muralikrishna S.;Ravishankar T.N.;Ramakrishnappa T.;Nagaraju D.H.;Krishna Pai R.
  Non-noble metal graphene oxide-copper (II) ions hybrid electrodes for electrocatalytic hydrogen evolution reaction.Muralikrishna S.;Ravishankar T.N.;Ramakrishnappa T.;Nagaraju D.H.;Krishna Pai R.Environmental Progress & Sustainable Energy, Volume 35, Year 2016, Pages 565-573 DOI:10.1002/ep.12238.
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• Journal | Published On : 15-08-2015
  Ravishankar T.N.;Suresh Kumar K.;Teixeira S.R.;Fernandez C.;Ramakrishnappa T.
  Ag Doped Titanium Dioxide Nanocomposite-modified Glassy Carbon Electrode as Electrochemical Interface for Catechol Sensing.Ravishankar T.N.;Suresh Kumar K.;Teixeira S.R.;Fernandez C.;Ramakrishnappa T.Electroanalysis, Volume 28, Year 2016, Pages 452-461 DOI:10.1002/elan.201500238 .
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• Journal | Published On : 15-04-2015
  Ravishankar T.N.;Ramakrishnappa T.;Nagaraju G.;Rajanaika H.
  Synthesis and Characterization of CeO2Nanoparticles via Solution Combustion Method for Photocatalytic and Antibacterial Activity Studies, Ravishankar T.N.;Ramakrishnappa T.;Nagaraju G.;Rajanaika H.ChemistryOpen, Volume 4, Year 2015, Pages 146-154 DOI:10.1002/open.201402046.
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• Journal | Published On : 16-03-2015
  Ravishankar T.;Muralikrishna S.;Suresh Kumar K.;Nagaraju G.;Ramakrishnappa T.
  Electrochemical detection and photochemical detoxification of hexavalent chromium (Cr(vi)) by Ag doped TiO2 nanoparticles.Ravishankar T.;Muralikrishna S.;Suresh Kumar K.;Nagaraju G.;Ramakrishnappa T. Analytical Methods, Volume 7, Year 2015, Pages 3493-3499 DOI:10.1039/c5ay00096c
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• Journal | Published On : 03-03-2015
  Ravishankar T.N.;Sureshkumar K.;Dupont J.;Ramakrishnappa T.;Nagaraju G.
  Ionic liquid-assisted hydrothermal synthesis of TiO2nanoparticles and its applications towards the photocatalytic activity and electrochemical sensor. Ravishankar T.N.;Sureshkumar K.;Dupont J.;Ramakrishnappa T.;Nagaraju G.Journal of Experimental Nanoscience, Volume 10, Year 2015, Pages 1358-1373 DOI:10.1080/17458080.2015.1014870
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• Journal | Published On : 05-08-2014
  Ravishankar T.N.;Ramakrishnappa T.;Nagabhushana H.;Souza V.S.;Dupont J.;Nagaraju G.
  Hydrogen generation and degradation of trypan blue using fern-like structured silver-doped TiO2 nanoparticles. Ravishankar T.N.;Ramakrishnappa T.;Nagabhushana H.;Souza V.S.;Dupont J.;Nagaraju G.New Journal of Chemistry, Volume 39, Year 2015, Pages 1421-1429 DOI:10.1039/c4nj01403k
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• Journal | Published On : 12-06-2014
  Manjunath K.;Ravishankar T.N.;Kumar D.;Priyanka K.P.;Varghese T.;Naika H.R.;Nagabhushana H.;Sharma S.C.;Dupont J.;Ramakrishnappa T.;Nagaraju G.
  Facile combustion synthesis of ZnO nanoparticles using Cajanus cajan (L.) and its multidisciplinary applications.Manjunath K.;Ravishankar T.N.;Kumar D.;Priyanka K.P.;Varghese T.;Naika H.R.;Nagabhushana H.;Sharma S.C.;Dupont J.;Ramakrishnappa T.;Nagaraju G.Materials Research Bulletin, Volume 57, Year 2014, Pages 325-334 DOI:10.1016/j.materresbull.2014.06.010
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• Journal | Published On : 17-04-2014
  Ravishankar T.N.;Manjunatha K.;Ramakrishnappa T.;Nagaraju G.;Kumar D.;Sarakar S.;Anandakumar B.S.;Chandrappa G.T.;Reddy V.;Dupont J.
  Comparison of the photocatalytic degradation of trypan blue by undoped and silver-doped zinc oxide nanoparticles.Ravishankar T.N.;Manjunatha K.;Ramakrishnappa T.;Nagaraju G.;Kumar D.;Sarakar S.;Anandakumar B.S.;Chandrappa G.T.;Reddy V.;Dupont J.Materials Science in Semiconductor Processing, Volume 26, Year 2014, Pages 7-17 DOI:10.1016/j.mssp.2014.03.027
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• Journal | Published On : 16-04-2013
  G Nagaraju, TN Ravishankar, K Manjunatha, S Sarkar, H Nagabhushana, R Goncalves, J Dupont
  Ionothermal synthesis of TiO2 nanoparticles: Photocatalytic hydrogen generation.G Nagaraju, TN Ravishankar, K Manjunatha, S Sarkar, H Nagabhushana, R Goncalves, J Dupont.Materials Letters Volume 109, 15 October 2013, Pages 27-30. https://doi.org/10.1016/j.matlet.2013.07.031
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