Publications: Dr. Chandan H R

Research Articles

• Praveen Kumar Gopi1, Sanjayan C. G, Akhil. S, Chandan Hunsur Ravikumar*, Siripong Thitamadee, Supornchai Kongpatanakul1, R. Geetha Balakrishna3, Werasak Surareungchai, Silver Bismuth Sulphide (AgBiS2)-MXene Composite as High PerformanceElectrochemical Sensing Platform for Sensitive Detection of Pollutant 4- Nitrophenol, Electrochimica acta, 498, 144616, (2024) (IF: 5.5).
• Aravind R Nesaragi, Jahir Ahmed, Mabkhoot Alsaiari, Lohit Naik, Naveen Kumar Kalagatur, Chandan Hunsur Ravikumar, Swati R Hoolageri, Farid A Harraz, R Geetha Balakrishna, Siddappa A Patil, Fluorescent imidazole derived sensor for selective in vitro and in vivo Fe2+ detection and bioimaging in zebrafish with DFT studies, Optical Materials, 2024, 148, 114850 (2024). (IF:3.8)
• Yatish Kalanakoppal Venkatesh, Mithun Prakash Ravikumar, Shwetharani Ramu, Chandan Hunsur Ravikumar, Sakar Mohan, R Geetha Balakrishna, Developments in Titanium-Based Alkali and Alkaline Earth Metal Oxide Catalysts for Sustainable Biodiesel Production: A Review, The Chemical Record, e202300277 (2023). (IF:7)
• CG Sanjayan1, Chandan Hunsur Ravikumar1, RG Balakrishna, Perovskite QD based paper microfluidic device for simultaneous detection of lung cancer biomarkers–Carcinoembryonic antigen and neuron specific enolase, Chemical Engineering Journal, 2023, 464, 142581. (IF:16.44)
• Aravind R. Nesaragi, Chandan Hunsur Ravikumar, Naveen Kumar Kalagatur, Swati R. Hoolageri, K.M. Mussuvir Pasha, R. Geetha Balakrishna, Siddappa A. Patil, In vitro and in vivo nanomolar Hg2+ detection in live cells and zebrafish, theoretical studies, Journal of Photochemistry and Photobiology A: Chemistry, 2023, 445, 115079, (IF: 5.3) doi.org/10.1016/j.jphotochem.2023.115079
• Naveed Alam, Chandan Hunsur Ravikumar, Muralikrishna Sreeramareddygari, Mithran Somasundrum, Werasak Surareungchai, Label-free ultra-sensitive colorimetric detection of hepatitis E virus based on oxidase-like activity of MnO2 nanosheets, 2023, 415, 709-713 (IF: 4.48)
• Chandan Hunsur Ravikumar, S Ramu, S Mohan, RG Balakrishna, MoSe2 as counter electrode for quantum dots sensitized solar cells, Journal of Materials Science: Materials in Electronics,2022, 33 (15), 12201-12209. (IF: 2.52)
• S. DongreS, S.R, C. Hunsur Ravikumar, L.C, R. G. Balakrishna, Review on 2D Arsenene and Antimonene: Emerging Materials for Energy, Electronic and Biological Applications. Adv. Mater. Interfaces 2022, 9, 2200442.
• Chandan Hunsur Ravikumar, Lavanya C, Akash S, Shwetharani R, Werasak Surareungcahi, R. Geetha Balakrishna, Chapter 8 - Nanomaterials for organophosphate sensing: present and future perspective, Sensing of Deadly Toxic Chemical Warfare Agents, Nerve Agent Simulants, and their Toxicological Aspects, Elsevier, 2023, Pages 183-202, ISBN 9780323905534.
• Shwetharani R, Chandan Hunsur Ravikumar, M.S. Jyothi, R. Geetha Balakrishna,
• Praveen Kumar Gopi, Duy Ba Ngo, Shen-Ming Chen, Chandan Hunsur Ravikumar, Werasak Surareungchai, High-performance electrochemical sensing of hazardous pesticide Paraoxon using BiVO4 nano dendrites equipped catalytic strips, Chemosphere, 2022, 288, 13251.1
• Praveen Kumar Gopi, Subburaj Srinithi, Shen-Ming Chen, Chandan Hunsur Ravikumar, Designing of cerium-doped bismuth vanadate nanorods/functionalized-MWCNT nanocomposite for the high toxicity of 4-cyanophenol herbicide detection in human urine sample, Colloids and Surfaces A: Physicochemical and Engineering Aspects, 2022, 639, 128372.
• Praveen Kumar Gopi, Subburaj Srinithi, Shen-Ming Chen, Chandan Hunsur Ravikumar, Simple construction of GdBiVO4 assembled on reduced graphene oxide for selective and sensitive electrochemical detection of chloramphenicol in food samples, New Journal of Chemistry, 2022, 46, 1551.
• Chandan Hunsur Ravikumar, Nikhil Maroli, Bhakti Kulkarni, Ponmalai, R Geetha Balakrishna, Heterostructure of CsPbBr3-CdS perovskite quantum dots for enhanced stability and charge transfer, Material Science and Engineering B, 2022, 275, 115573
• Praveen Kumar Gopi, Srinithi Subburaj, Shen-Ming Chen, Wu Chia-Jung, Chandan Hunsur Ravikumar, Pr-TiO2 Decorated Functionalized-Carbon Nano Tubes for Highly Selective Detection of Tryptophan in Pharmaceutical Samples for Neurotransmitter Treatment, Journal of electrochemical Society, 2021, 168, 57532.
• Praveen Kumar Gopi, Chandan Hunsur Ravikumar, Shen-Ming Chen,Design and Tailoring of Bismuth Vanadate Impregnated on Molybdenum/Graphene Oxide Sheets for ultrasensitive Detection of Environmental pollutants, Ecotoxicology and Environmental Journal, 2021, 211, 111934.
• Praveen Kumar Gopi, Ganesh Kesavan, Shen−Ming Chen, Chandan Hunsur Ravikumar, CdS quantum dots anchored on reduced graphene oxide for the electrochemical detection of MTZ for real time analysis in milk sample, (2021), New Journal of Chemistry, 45 (6), 302
• Biomass derived carbon dots decorated ssDNA for a ‘Turn-on’ Fluorescent Assay for detection of Staphylococcus aureus MNase, H R, Chandan; Nair G, Vishnu; MP, Raghavendra; Surareungchai, Werasak; Thakur, Archana; Balakrishna, R Geetha, New journal of chemistry, 2021, 45, 13, 5890.
• Chandan H R, Shwetharani R and Geetha R. Balakrishna, Surface Modified Glass Substrate for Sensing E. coli using Highly Stable and Luminescent CdSe/CdS Core Shell Quantum Dots, Journal of Photochemistry and photobiology B, 2020, 204, 111799.
• SM Anush, Chandan HR, BH Gayathri, N Manju, B Vishalakshi,Graphene oxide functionalized chitosan-magnetite nanocomposite for removal of Cu (II) and Cr (VI) from waste water, International Journal of Biological Macromolecules, 2020, 164, 4391-4402.
• J Kusuma, Chandan HR, RG Balakrishna Conjugated molecular bridges: A new direction to escalate linker assisted QDSSC performance, Solar Energy, 2020, 194, 74-78.
• Chandan H R, Manjunath Ira Gowda, Geetha Balakrishna R, An “OFF–ON” quantum dot–graphene oxide bioprobe for sensitive detection of micrococcal nuclease of Staphylococcus aureus. Analyst, 2019, 144, 3999-4005
• R Shwetharani, H. R Chandan, M Sakar, Geetha R Balakrishna, Kakarla Raghava Reddy, Anjanapura V Raghu, Photocatalytic semiconductor thin films for hydrogen production and environmental applications, International Journal for Hydrogen Energy, 2019, 45, 18289-18308.
• SM Anush, H. R Chandan, B Vishalakshi, Synthesis and metal ion adsorption characteristics of graphene oxide incorporated chitosan Schiff base, International journal of biological macromolecules, 126, 908-916, 2019.
• Kusuma J, R. Geetha Balakrishna*, Siddappa Patil, Jyothi M S, Chandan H R, Shwetharani R, Impact of Graphene Nanoribbons as Conducting Path in Quantum Dot Sensitized Solar Cells, Solar energy materials and solar cells, 2018, 183, 211-219.
• Vishaka H, Chandan H R* and Geetha Balakrishna R, Paper based field deployable sensor for naked eye monitoring of copper (II) ions; elucidation of binding mechanism by DFT studies, Spectrochimica Acta A: Molecular and Biomolecular spectroscopy, 223, 117291, 2019.
• Chandan H. R, Jessica Schiffman and Geetha R. Balakrishna, Quantum dots as fluorescent probes: synthesis, surface chemistry, energy transfer mechanism and applications, Sensors and Actuators B: Chemical, 2018, 258, 1191–1214.
• Shwetha Rani R, Sakar Mohan, Chandan H R and Geetha Balakrishna R, Observation of Simultaneous Photocatalytic Degradation and Hydrogen Evolution on the Lanthanum Modified TiO2 Nanostructures, Materials Letter, 2018, 220, 133-135. Chandan H. Ravikumar, Vishnu Nair G, Muralikrishna S, Nagaraju D. H. and R. Geetha Balakrishna, Nanoflower like structures of MoSe2 and MoS2 as efficient catalyst for hydrogen evolution, Materials Letter, 2018, 220, 163-165.
• Chandan H. R, Sakar Mohan, Ashesh Mahto, Ravishankar T N, Ramakrishnappa, Sergio Dupont, and Geetha R Balakrishna, Observation of oxo-bridged yttrium in TiO2 nanostructures and their enhanced photocatalytic hydrogen generation under UV/Visible light irradiations, Materials Research Bulletin, 2018, 104, 212-219.
• Renuka RM, Achuth J, Chandan H R, Venkataramana. M, and Kadirvelu. K, Silica functionalized Quantum dot based Aptamer-Sandwich assay for rapid detection of Escherichia coli O157:H7 and its evaluation onto contaminated food samples. New journal of Chemistry, 2018, 42, 10807-10817.
• Anush, S.M., Vishalakshi, B., Chandan, H.R., Geetha, B.R., 2018. Heterocyclic modification of chitosan for the adsorption of Cu (II) and Cr (VI) ions. Separation Science and Technology, 2018, 53(13), 1979-1990.
• Chandan H. R, M. Venkataramana, Mahaveer D. Kurkuri and Geetha R. Balakrishna, A simple quantum dot bioprobe / label for sensitive detection of Staphylococcus aureus TNase, Sensors and Actuators B: Chemical, 2016, 222, 1201.
• Chandan H. R, Saravanan V, Ranjith Krishna Pai and Geetha R. Balakrishna, Synergistic Effect of Binary Ligands on Nucleation and Growth /Size of Nanocrystals; Studies on Reusability of the Solvent, Journal of Material Research, 2014, 29, 1556.
• Chandan. H. R and Geetha R. Balakrishna, Study of precipitation efficiency of solvents in post preparative treatment of nanocrystals, Journal of Material Research, 2013, 28, 3003.
• Laveena P. D’Souza, Vipin Amoli, Chandan H. R, Anil Kumar Sinha, Ranjith Krishna Pai and Geetha R. Balakrishna, Atomic Force Microscopy study of nanoscale interaction between N719 dye and CdSe quantum dot for enhanced open circuit potential in a hybrid solar cell, Solar Energy, 2015, 116, 25.
• Laveena P D’Souza, Murali Krishan, Chandan H. R, Ramakrisnappa T and Geetha R Balakrishna, Neodymium modified titania in quantum dot solar cell and grapheme oxide- CuS composite as counter electrode material, a multi approach for enhanced Voc, Journal of Material research, 2015, 30, 3241.
• B.J. Rajesha, H.R. Chandan, K. Sunil, Mahesh Padaki∗ and Geetha R. Balakrishna, Removal of BP-3 Endocrine Disrupting Chemical (EDC) using cellulose acetate and ZnO nano particles mixed matrix membranes, Membrane Water Treatment, 2017, 7, 507-520.
• Othbert pinto, Chandan. H. R*, Nayimulla Sharif, Suresh RN and Naveen S,, Invitro free radical scavenging activity of Loranthus elasticus, Journal of Harmonized Research in Pharmacy, 2013, 2, 24.
• Chandan H. R, Sakar Mohan, Ashesh Mahto, Ravishankar T N, Ramakrishnappa, Sergio Dupont, and Geetha R Balakrishna, Observation of oxo-bridged yttrium in TiO2 nanostructures and their enhanced photocatalytic hydrogen generation under UV/Visible light irradiations, Materials Research Bulletin, 2018, 104, 212-219.
• J Kusuma, R Geetha Balakrishna, Siddappa Patil, MS Jyothi, HR Chandan, R Shwetharani, Exploration of graphene oxide nanoribbons as excellent electron conducting network for third generation solar cells, Solar Energy Materials and Solar Cells, (Accepted) in-press, 2018.
• R. Shwetharani, M. Sakar, HR. Chandan, R. Geetha Balakrishna, Observation of simultaneous photocatalytic degradation and hydrogen evolution on the lanthanum modified TiO2 nanostructures. Materials Letters, 2018, 218, 262–265.
• Chandan H. Ravikumar, G. Vishnu Nair, S. Muralikrishna, D.H. Nagaraju, R. Geetha Balakrishna, Nanoflower like structures of MoSe2 and MoS2 as efficient catalysts for hydrogen evolution, Materials Letters, 2018, 220, 133–135.
• Chandan H. R, Jessica Schiffman and Geetha R. Balakrishna, Quantum dots as fluorescent probes: synthesis, surface chemistry, energy transfer mechanism and applications, Sensors and Actuators B: Chemical, 2018, 258, 1191–1214.
• B.J. Rajesha, H.R. Chandan, K. Sunil, Mahesh Padaki∗ and Geetha R. Balakrishna,Removal of BP-3 Endocrine Disrupting Chemical (EDC) using cellulose acetate and ZnO nanoparticles mixed matrix membranes, Membrane Water Treatment, 2017 (Accepted)
• Chandan H. R, M. Venkataramana, Mahaveer D. Kurkuri and Geetha R. Balakrishna, A simple quantum dot bioprobe / label for sensitive detection of Staphylococcus aureus TNase, Sensors and Actuators B: Chemical, Accepted, August, 2015 (In Press)
• Laveena P. D’Souza, VipinAmoli, Chandan H. R, Anil Kumar Sinha, Ranjith Krishna Pai and Geetha R.  Balakrishna, Atomic Force Microscopy study of nanoscale interaction between N719 dye and CdSe quantum dot for enhanced open circuit potential in a hybrid solar cell, Solar Energy, 2015, 116, 25
• Laveena P. D'Souza, Sreeramareddygari Muralikrishna, Hunsur R. Chandan, T. Ramakrishnappa and R. Geetha Balakrishna, Neodymium doped titania as photoanode and graphene oxide–CuS composite as counter electrode material in quantum dot solar cell, Journal of Materials Research, 30, 2015, 3241-3251
• Chandan H. R, Saravanan V, Ranjith Krishna Pai and Geetha R. Balakrishna, Synergistic Effect of Binary Ligands on Nucleation and Growth /Size of Nanocrystals; Studies on Reusability of the Solvent, Journal of Material Research, 2014, 29, 1556
• Chandan. H. R and Geetha R. Balakrishna, Study of precipitation efficiency of solvents in post preparative treatment of nanocrystals, Journal of Material Research, 2013, 28, 3003
• Othbert pinto, Chandan. H. R, Nayimulla Sharif, Suresh RN and Naveen S, Invitro free radical scavenging activity of Loranthuselasticus Journal of Harmonized Research in Pharmacy, 2013, 2, 24-30

Conferences/ symposium

• Chandan H R, Vishnu Nair G, M. P. Raghavendra and Geetha Balakrishna R, Zea mays (Maize) Biomass derived fluorescent carbon dots: cytotoxicity and detection of micrococcal nuclease, Oral presentation, at International conference on Green methods for separation, purification and nanomaterials synthesis, 24th and 25th April, CNMS, JAIN (Deemed-to-be University), India
• Vishnu Nair G, Chandan H R, D H Nagaraju and Geetha Balakrishna “Nanoflower like Structures of MoSe2 and MoS2 as Efficient Catalysts for Hydrogen Evolution”, at National conference on “Recent advances in Chemical and Material sciences”, JAIN (Deemed-to-be University).
• Chandan H R, Manjunath Ira Gowda, Vishnu Nair G, R Geetha Balakrishna*, “Quantum Dot- Graphene Oxide FRET Probe for Detection of Micrococcal Nuclease”, at International Conference on Nanostructured Materials and Nanocomposites-2017, 10 - 12 February 2017, IIUCNN, Mahatma Gandhi University, Kottayam, Kerala.
• Vishaka V Halali, Chandan H R and R Geetha Balakrishna: “A Rhodamine 6G based Chemosensor for Sensitive and Selective detection of Cu(II) ions” at International Symposium on New Trends in Applied Chemistry, 9 - 12 February 2017, Sacred Heart College, Thevara, Cochin.(Received 1st prize in oral presentation)
• Chandan H. R,Venkataramana. M and Geetha R Balakrishna, “Detection of S. aureus TNase using monoclonal antibody conjugated quantum dots”, FINSTA-14, Dec- 20-22, 2014, SSHIL- Prashanthinilayam, Puttaparti, Andhra Pradesh, India
• Chandan H R, SnehaShenoy, SubbaraoRaikar, Geetha R Balakrishna “synthesis and characterization of CdSe/CdS quantum dots in an reusable alkane as solvent”, IUMRS- ICA, Dec-5-6, 2013, Indian Institute of Science, Bangalore, Karnataka
• Chandan H R and Geetha R Balakrishna, International conference on green technology, July 26 -27, 2013, SASTRA University, Thanjavur, Tamilnadu
• Chandan H R and Geetha R Balakrishna, International Conference on International Conference on Recent Advances in Material Science and Technology, Jan 17-19, 2012, NITK, Suratkal, Karnataka
• Chandan H R, YVS Rao and Geetha R Balakrishna, ‘Bangalore Nano’, Synthesis and characterization of CdSe Quantum Dots extracted in various solvents for different End application, Dec 5-7, 2012, Bangalore, Karnataka
• Chandan H R and Othbert Pinto, Recent trends in chemistry, Sep 16-17, 2011, PES College, Mandya, Karnataka
• Chandan H R and Othbert Pinto, Challenges in drug discovery, Feb 16-17, 2011, KSOU, Mysore, Karnataka

Book Chapters

• M Sakar, HR Chandan, R Shwetharani, “Graphene Paper-Based Electrochemical Sensors for Biomolecules”, 2019, Elsevier,297-320