Dr. Ramanjaneya Reddy G

Assistant Professor (Research)

Mobile: +91-9994228166
Email ID (Personal) : anjireddygontu@gmail.com
Email ID (Official)   : ramanjaneya.irc@sathyabama.ac.in

Educational Information

Postdoctoral Experience

Research Interests

• EMI shielding materials using carbon and polymer composites derived from minerals
• Organic-inorganic hybrid materials for catalytic applications
• Photochemical synthesis of metal oxides for environmental remediation
• Inorganic metal complexes for biological and medicinal applications and sensors
• Design and development of porous materials: MOFs, zeolites, silica, carbon frameworks, and polymers
• Metal-based probes for organic transformations, dye degradation, and heavy metal removal
• Biomass conversion to fine chemicals using heterogeneous catalysts
• Organic photovoltaics (OPVs), OLEDs, and solar cell materials for energy applications
• Enhancement of magnetoelectric coupling for advanced device and sensor applications

Research Problem Focus

• Rising Demand for EMI Shielding to Mitigates electromagnetic interference (EMI) in electronic devices by developing advanced shielding materials
• Addressing the energy crisis by developing low-cost, sustainable materials for organic photovoltaics (OPVs), OLEDs, and solar cells
• Utilizing biomass waste for the sustainable production of fine chemicals, reducing environmental impact and promoting a circular economy
• Improving catalyst sustainability and efficiency in chemical processes through the design of hybrid and porous materials

Research Projects

Publications

1. Cassandra Austen, I., Chennakesavulu, K., Gharai, M., Vasumathi, N., Kumari, A., Ramanjaneya Reddy, G., & Vijaya Kumar, T. V.. Process upgradation and kinetic modeling of high-ash non-coking coal flotation using bio-based collector for enhanced clean coal recovery. International Journal of Coal Preparation and Utilization, 2025, 1-26. DOI: 10.1080/19392699.2025.2452296
2. Reddy, G. R.; Bavani, T.; Preeyanghaa, M.; Munusamy, S.; Lavanya, E. Exploring the post-illumination behavior of 1D/2D-NiMoO₄/Bi₂O₂CO₃ heterostructure photocatalyst: Insights into the photocatalytic 'memory effect'. Optical Materials 2024, 156, 115992. DOI: 10.1016/j.optmat.2024.115992
3. Munusamy, S.; Gnanamoorthy, G.; Bavani, T.; Srinivasan, V.; Reddy, G. R.; Kalpana, K. Synthesis and characterization of a novel GaN poly(3,4-ethylene dioxythiophene)-poly(thiophene) hybrid nanocomposite: Dual functionality as an electrocatalyst for OFZ and photocatalyst for methylene blue degradation. Inorganic Chemistry Communications 2024, 169, 113013. DOI: 10.1016/j.inoche.2024.113013
4. Reddy, G. R.; Chennakesavulu, K.; Vasumathi, N.; Kumar, A.; Gharai, M.; Vijaya Kumar, T. V. Utilizing a sustainable surfactant from Cucurbita pepo seeds for eco-friendly flotation of non-coking coal in sustainable energy applications. Biomass Conversion and Biorefinery 2024, 1-17. DOI: 10.1007/s13399-024-05359-x
5. Chennakesavulu, K.; Reddy, G. R.; Vijaya Kumar, T. V.; El-Gendy, N. Sh.; Gopalkrishna, S. J.; Vasumathi, N.; Sarjekar, A.; Chandrayan, H. A mini-review on flotation techniques and reagents used in graphite beneficiation. International Journal of Chemical Engineering 2023, Article ID 1007689, 15 pages. DOI: 10.1155/2023/1007689
6. Jayakanth, J.; Chennakesavulu, K.; Reddy, G. R. A study on development of silicone rubber with conductive carbon, polyaniline, MWCNT composite for EMI shielding. High Performance Polymers 2023, 35 (6), 547-558.doi:  10.1177/0954008322115101
7. Umasankar, G.; Ulla, H.; Madhu, Ch.; Reddy, G. R. Imidazole-pyrene hybrid luminescent materials for organic light-emitting diodes: Synthesis, characterization & electroluminescent properties. Journal of Molecular Structure 2021, 1236, 130306. Doi: 10.1016/j.molstruc.2021.130306
8. Reddy, G. R.; Chennakesavulu, K.; Sengottuvelan, B. The heterogenized complexes as solid acid catalyst for the degradation of Rhodamine‐B. ChemistrySelect 2020, 5, 10048-10054. doi.org/10.1002/slct.202001993
9. Reddy, G. R.; Chennakesavulu, K. The effect of latitude and PM2.5 on spreading of SARS-CoV-2 in tropical and temperate zone countries. Environmental Pollution 2020, 266, 115176. DOI:  /10.1016/j.envpol.2020.115176
10. Chennakesavulu, K.; Sreedevi, P.; Bhaskar Raju, P.; Reddy, G. R. Study on interaction of p-sulfonato calix[6]arene with arsanilic acid. Journal of Dispersion Science and Technology 2020, 43, 896-901. DOI: 10.1080/01932691.2020.1845960
11. Manohar Reddy, B.; Reddy, G. R.; Madhu, C.; Narendra Reddy, Ch.; Balaiah, S.; Bhanuprakash, K.; Sharma, G. D.; Jayathirtha Rao, V. Influence of the backbone structure of the donor material and device processing conditions on the photovoltaic properties of small molecular BHJSCs. Solar Energy 2019, 186, 84-93. DOI: 10.1016/j.solener.2019.05.001
12. Paul, D.; Reddy, G. R.; Rajendran, S. P. Facile ecofriendly one-pot synthesis of heterocyclic privileged medicinal scaffolds via Biginelli reaction using retrievable nickel nanoparticles as catalyst. Journal of the Chilean Chemical Society 2018, 63 (2), 3974-3982. DOI: 10.4067/s0717-97072018000203974 
13. Krithiga, T.; Sabina, X. J.; Rajesh, B.; Ibeygi, H.; Shetty, A. N.; Reddy, G. R.; Karthikeyan, J. Cooked food waste—An efficient and less expensive precursor for the generation of activated carbon. Journal of Nanoscience and Nanotechnology 2018, 18, 4106-4113. DOI: 10.1166/jnn.2018.15185
14. Sundaravadivel, E.; Reddy, G. R.; Manoj, D.; Rajendran, S. DNA binding and cleavage studies of copper(II) complex containing N₂O₂ Schiff base ligand. Inorganica Chimica Acta 2018, 482, 170-178. DOI: 10.1016/j.ica.2018.06.002
15. Madhusudhana Reddy, M.; Reddy, G. R.; Chennakesavulu, K.; Sundaravadivel, E.; Prasath, S. S.; Rabel, A. M.; Sreeramulu, J. Synthesis of zinc oxide and carbon nanotube composites by CVD method: Photocatalytic studies. Journal of Porous Materials 2017, 24, 149-156. 10.1016/j.solener.2019.05.001
16. Reddy, G. R.; Balasubramanian, S. Synthesis, characterization and catalytic studies by zeolite-encapsulated hexaazamacrocyclic complexes of nickel(II) and copper(II). Microporous and Mesoporous Materials 2016, 231, 207-215. DOI: 10.1016/j.micromeso.2016.05.034
17. Reddy, G. R.; Balasubramanian, S.; Chennakesavulu, K. Zeolite encapsulated active metal composites and their photocatalytic studies for Rhodamine-B, Reactive Red-198 and chlorophenols. RSC Advances 2015, 5, 81013-81023. DOI: 10.1039/C5RA13034D
18. Reddy, G. R.; Balasubramanian, S. Synthesis, characterization and photocatalytic studies of mesoporous silica grafted Ni(II) and Cu(II) complexes. RSC Advances 2015, 5, 53979-53987. DOI: 10.1039/C5RA07469J
19. Chennakesavulu, K.; Reddy, M. M.; Reddy, G. R.; Rabel, A. M.; Brijitta, J.; Vinita, V. Synthesis, characterization and photocatalytic studies of the composites by tantalum oxide and zinc oxide nanorods. Journal of Molecular Structure 2015, 1091, 49-56.
20. Chennakesavulu, K.; Reddy, G. R.; Prasath, S. S.; Supriya, S.; Sivanesan. Visible light driven photocatalytic degradation of Reactive Red-198, methylene blue and 3-chloro phenol by Nb₂O₅@ZnO: Synthesis and characterization. Advanced Materials Letters 2015, 6 (6), 518-526. DOI: 10.5185/amlett.2015.5776
21. Chennakesavulu, K.; Reddy, G. R. Synthesis and characterization of carbon microtube/tantalum oxide composites and their photocatalytic activity under visible irradiation. RSC Advances 2015, 5 (69), 56391-56400. DOI: 10.1039/C5RA06812F
22. Reddy, G. R.; Balasubramanian, S.; Chennakesavulu, K. Zeolite-encapsulated Ni(II) and Cu(II) complexes with tetradentate N₂O₂ Schiff base ligand: Catalytic activity towards oxidation of benzhydrol and degradation of Rhodamine-B. Journal of Materials Chemistry A 2014, 2, 15598-15610. DOI: 10.1039/C4TA90172J
23. Reddy, G. R.; Chennakesavulu, K. Synthesis and characterization of Nb₂O₅-supported Pd(II)@SBA15: Catalytic activity towards oxidation of benzhydrol and Rhodamine-B. Journal of Molecular Structure 2014, 1075, 406-412. DOI: 10.1016/j.molstruc.2014.06.090
24. Gayathri, K.; Sathya, S.; Usha, G.; Reddy, G. R.; Balasubramanian, S. 5,5,7,12,12,14-Hexamethyl-1,8-bis(4-nitrobenzyl)-1,4,8,11-tetraazacyclotetradecane. Acta Crystallographica Section E 2014, E70, o50K. DOI: 10.1107/S1600536813031164
25. Chennakesavulu, K.; Sreedevi, P.; Basaria, M. R.; Reddy, G. R.; Sasiprabha, T.; Raju, G. B.; Prabhakar, S. Thermal decomposition mechanism of p-tert-butylcalix[n]arenes. Thermochimica Acta 2014, 575, 55-63. DOI: 10.1016/j.tca.2013.10.021

National/International Conference & Events Organized

1. Workshop on Interpretation of Instrumental Methods (WIIM-2017), held from 5th to 7th January 2017, this workshop focused on training participants in interpreting results from modern analytical instruments.
2. Workshop on Interpretation of Instrumental Methods (WIIM-2020), Conducted during 6th to 10th January 2020,
3. Workshop on Particle Characterisation Techniques (PCT-2022) Held from 30th May to 6th June 2022,
4. Workshop on Interpretation of Instrumental Methods (WIIM-2023), this event took place from 2nd to 6th January 2023,
5. Two-Day Innovative Teacher Training Programme for Science Teachers at School Level (2023) Conducted on 13th and 14th September 2023, in association with the Royal Society of Chemistry (RSC), UK. The event was part of the Yusuf Hamied Inspirational Science Programme (YHISP) and focused on creative teaching methods in school-level science education.
6. Workshop on Interpretation of Instrumental Methods (WIIM-2024), Organized from 8th to 11th January 2024.
7. Workshop on Interpretation of Instrumental Methods (WIIM-2025), Scheduled from 2nd to 7th January 2025, WIIM-2025

Professional Affiliations

1. National Magnetic Resonance Society

Start-up(s)

1. Kattela Scientific Private Limited (DIN: 09712649)

Social Media

• GooleScholar: https://scholar.google.com/citations?hl=en&view_op=list_works&authuser=1&gmla=AIfU4H70rxpMYWgy2nFf9Xos3uwi5HTdJUN2BznjgOlgO866YLQ51IaDdt3IgTv3OYK-8e6W-5qU4o3Ew5BfFNIxG7eGRalJES6kWoIRkIg&user=vmX40GgAAAAJ