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Prof. Balaji Gopalan

Associate Professor,
Department of Chemistry

Synthesis and Characterization of Magnetic Nanoparticles. Structural and Property Correlations in Magnetic Nanomaterials and Applications of Nanomaterials in Chemical and Bio-sensing
Office No:B-119,
Birla Institute of Technology & Science, Pilani
Hyderabad Campus
Jawahar Nagar, Kapra Mandal
Dist.-Medchal-500 078
Telangana, India

Publications

Selected Publications:

22)  Porous Crosslinked CMC-PVA Biopolymer Films: Synthesis, Standardization, and Application in Seed Coating for Improved Germination, K S V Poorna Chandrika, Anupama Singh, R D Prasad, Praduman Yadav, Moumita Dhara, M Kavya, Anil Kumar, and Balaji Gopalan, Carbohydrate Polymer Technologies and Applications, Available online 22 June 2025, 100900.

21) In-situ oxygen vacancy formation at metal/TiO2 interface during ammonia borane hydrolysis: A study of CuCo nanoparticles supported on various colored TiO2 samples, Dinabandhu Patra, Reeya Garg, Ankita Singh, Ujjal K. Gautam, Ramakrishnan Ganesan, and Balaji Gopalan, New J. Chem., 2025, 49, 1982-1993.

20) Pore Engineering in gamma-Fe2O3 Nanoparticles: Hierarchical Pores by Controlled Lixiviation Using Citrate Ligands, Ankita Singh, Sharvari P. Kulkarni, Ram S. Patel, R. Aravinda Narayanan, and Balaji Gopalan, The Journal of Physical Chemistry C 2025 129 (1), 627-637, DOI: 10.1021/acs.jpcc.4c05806.
 

19) Leaching and vertical distribution of Fe and Zn citrate nanoparticles in Indian red soil, Kella Sri Venkata Poorna Chandrika, Ankita Singh, Abdul Aziz Qureshi, and Balaji Gopalan, Heliyon 2024, 10, e38546.

18) Mitigation of polyborate precipitation on Pd/Fe2O3 sites during ammonia borane hydrolysis: An alternate insight into the role of oxygen vacancies, Dinabandhu Patra, Reeya Garg, Ujjal K Gautam, and Balaji Gopalan, International Journal of Hydrogen Energy, 2023, https://doi.org/10.1016/j.ijhydene.2023.04.032
 
17) Fe and Zn Metal Nanocitrates as Plant Nutrients through Soil Application, K.S.V. Poorna Chandrika, A. Aziz Qureshi, Anupama Singh, Chunduri Sarada, and Balaji Gopalan, ACS Omega 7, 49, 45481–45492, 2022.
 
16) Transformation of an Aqueous Micellar Phase to a Bilayer of Gemini Surfactants on Gold Nanoparticles: A Steady-State and Time-Resolved Fluorescence and Fluorescence Anisotropy Study by Tuning the Precise Locations of Probes, Rishika Aggrawal, Sayantan Halder, Balaji Gopalan, Swati Biswas, and Subit Kumar Saha, J. Phys. Chem. C 126, 14, 6280–6299, 2022.
 
15)  Metal citrate nanoparticles: A robust water soluble plant micronutrient source, K.S.V. Poorna Chandrika, Dinabandhu Patra, Praduman Yadav, A. Aziz Qureshi, and Balaji Gopalan, RSC Advances 11, 20370-20379, 2021.
 
14)  Hydrogen generation rate enhancement by in situ Fe(0) and nitroarene substrates in Fe3O4@Pd catalysed ammonia borane hydrolysis and nitroarene reduction tandem reaction, Dinabandhu Patra, Ramakrishnan Ganesan and Balaji Gopalan, International Journal of Hydrogen Energy, 46, 25486-25499, 2021.

13) Faraday rotation in ligand capped Fe3O4 nanoparticles - Experimental investigations for single scattering model, Hemanth Kumar Narsetti, Waseem Ahmad Wani, Nikhil Navaratna, Kannan Ramaswamy,  Dinabandhu Patra, Balaji Gopalan. Journal of Magnetism and Magnetic Materials, 528, 167779, 2021. 

12) New gold standard: weakly capped infant Au nanoclusters with record high catalytic activity for 4-nitrophenol reduction and hydrogen generation from an ammonia borane–sodium borohydride mixture, Dinabandhu Patra, Srinivasa Rao Nalluri, Hui Ru Tan, Mohammad S. M. Saifullah, Ramakrishnan Ganesan and Balaji Gopalan, Nanoscale Advances, Nanoscale Adv. 2, 5384-5395, 2020.

11)  Dinabandhu Patra, Balaji Gopalan, Ramakrishnan Ganesan. Direct solid-state synthesis of maghemite as a magnetically recoverable adsorbent for the abatement of methylene blue. Journal of Environmental Chemical Engineering. 7, 103384, 2019.

10) Large scale solid state synthesis of Fe3O4@M (M = Au, Ag and Au-Ag alloy) core-shell nanostructures and their applications as magnetically recoverable catalysts in hydrogen generation from NH3BH3/NaBH4 mixture, Srinivasa Rao Nalluri, Ravikiran Nagarjuna, Dinabandhu Patra, Ramakrishnan Ganesan, Balaji Gopalan.  Scientific Reports, 9, 6603, 2019.

9) Giant Magnetostriction in Magnetite Nanoparticles, Balaji Gopalan, Aravinda Narayanan, R., Weber, A., Mohammad, F., Kumar, C.S.S.R., Mat. Sci. Eng. B 177, 14-18, 2012.   

8) Mohammad, F., Balaji, G., Weber, A., Rao, U.M., Kumar, C.S.S.R., 2010. Influence of Gold Nanoshell on Hyperthermia of Superparamagnetic Iron Oxide Nanoparticles (SPIONS), J. Phys. Chem. C 114 (45), 19194-19201, 2010. 

7) Balaji, G., Desilva, R. M., Palshin, V., Desilva, N., Palmer, G., Kumar, C.S.S.R., 2010. Reaction pathway towards formation of cobalt single chain magnets and nanoparticles, Mat. Sci. Eng. B 167(2), 107-113, 2010.                     

6) Balaji, G., Ghosh, S., Döbrich, F., Eckerlebe, H., Weissmüller, J., 2008. Small-Angle Neutron Scattering of Nanocrystalline Terbium with Random Paramagnetic Susceptibility. Phys. Rev. Lett. 100, 227202 (1-4), 2008.                    

5) Balaji, G., Wilde, G., Weissmüller, J., Gajbhiye, N.S., Sankaranarayanan, V.K.,  Spin-glass-like Transition in Interacting MnFe2O4 Nanoparticles. Phys. Stat. Sol. (b) 241, 1589–1592, 2004.

4) Gajbhiye, N.S., Balaji, G., Bhattacharyya, S., Ghafari, M., Mössbauer Studies of Nanosize CuFe2O4 Particles. Hyperfine Inter. 156, 57-61, 2004.  

3) Gajbhiye, N.S., Balaji, G., Stahl, B., Ghafari, M., Mössbauer Studies of Nanosize MnFe2O4 Particles. Hyperfine Inter. C 5, 99-102, 2003                

2) Balaji, G., Gajbhiye, N.S., Wilde, G., Weissmüller. J., Magnetic Properties of MnFe2O4 Nanoparticles. J. Magn. Magn. Mater., 242 - 245P1, 619-622, 2002.               

1) Gajbhiye, N.S., Balaji, G., Ghafari, M., Magnetic Properties of Nanostructured MnFe2O4 Synthesized by Precursor Technique. Phys. Stat. Solidi (a), 189, 357-361, 2002.