R.  Vellacheri, Unni, S. K. M., Nahire, S., Kharul, U. K., and Kurungot, S., ?Pt-MoOx-carbon nanotube redox couple based electrocatalyst as a potential partner with polybenzimidazole membrane for high temperature polymer electrolyte membrane fuel cell applications?, Electrochimica Acta, vol. 55, no. 8, pp. 2878-2887, 2010.

C. P.  Jijil, Unni, S. K. M., Sreekumar, K., and R. Devi, N., ?Disordered brownmillerite Ba2InCeO5+delta with enhanced oxygen reduction activity?, Chemistry of Materials, vol. 24, no. 14, pp. 2823-2828, 2012.

S. K. M.  Unni, Illathvalappil, R., Bhange, S. N., Puthenpediakkal, H., and Kurungot, S., ?Carbon nanohorn-derived graphene nanotubes as a platinum-free fuel cell cathode?, ACS Applied Materials & Interfaces, vol. 7, no. 43, pp. 24256-24264, 2015.

S. K. M.  Unni, Mora-Hernandez, J. M., Kurungot, S., and Alonso-Vante, N., ?CoSe2 supported on nitrogen-doped carbon nanohorns as a methanol-tolerant cathode for air-breathing microlaminar flow fuel cells?, Chemelectrochem, vol. 2, no. 9, pp. 1339-1345, 2015.

V. M.  Dhavale and Kurungot, S., ?Cu-Pt nanocage with 3-D electrocatalytic surface as an efficient oxygen reduction electrocatalyst for a primary Zn-air battery?, ACS Catalysis, vol. 5, no. 3, pp. 1445-1452, 2015.

C. P.  Jijil, Bhange, S. N., Kurungot, S., and R. Devi, N., ?Effect of b site coordination environment in the ORR activity in disordered brownmillerites Ba2In2-xCexO5+delta?, ACS Applied Materials & Interfaces, vol. 7, no. 5, pp. 3041-3049, 2015.

D. B.  Shinde, Dhavale, V. M., Kurungot, S., and Pillai, V. K., ?Electrochemical preparation of nitrogen-doped graphene quantum dots and their size-dependent electrocatalytic activity for oxygen reduction?, Bulletin of Materials Science, vol. 38, no. 2, pp. 435-442, 2015.

S. K.  Singh, Dhavale, V. M., and Kurungot, S., ?Surface-tuned Co3O4 nanoparticles dispersed on nitrogen-doped graphene as an efficient cathode electrocatalyst for mechanical rechargeable zinc-air battery application?, ACS Applied Materials & Interfaces, vol. 7, no. 38, pp. 21138-21149, 2015.

M.  Thomas, Illathvalappi, R., Kurungot, S., Nair, B. N., Mohamed, A. Azeez Peer, Anilkumar, G. M., Yamaguchi, T., and Hareesh, U. S., ?Graphene oxide sheathed ZIF-8 microcrystals: engineered precursors of nitrogen-doped porous carbon for efficient oxygen reduction reaction (ORR) electrocatalysis?, ACS Applied Materials & Interfaces, vol. 8, no. 43, pp. 29373-29382, 2016.

T.  Palaniselvam, Kashyap, V., Bhange, S. N., Baek, J. - B., and Kurungot, S., ?Nanoporous graphene enriched with Fe/Co-N active sites as a promising oxygen reduction electrocatalyst for anion exchange membrane fuel cells?, Advanced Functional Materials, vol. 26, no. 13, pp. 2150-2162, 2016.

V.  Kashyap, Singh, S. K., and Kurungot, S., ?Activity tuning of cobalt ferrite nanoparticles anchored on N-doped reduced graphene oxide as a potential oxygen reduction electrocatalyst by Zn substitution in the spinel matrix?, Chemistry Select, vol. 2, no. 26, pp. 7845-7853, 2017.

K.  Shijina, Illathvalappil, R., Kurungot, S., Nair, B. N., A. Mohamed, P., Yamaguchi, T., Anilkumar, G. M., Hareesh, U. S., and Sailaja, G. S., ?Chitosan intercalated metal organic gel as a green precursor of fe entrenched and fe distributed N-doped mesoporous graphitic carbon for oxygen reduction reaction?, Chemistryselect, vol. 2, no. 28, pp. 8762-8770, 2017.

S. K.  Singh, Kashyap, V., Manna, N., Bhange, S. N., Soni, R., Boukherroub, R., Szunerits, S., and Kurungot, S., ?Efficient and durable oxygen reduction electrocatalyst based on CoMn alloy oxide nanoparticles supported over N-doped porous graphene?, ACS Catalysis, vol. 7, no. 10, pp. 6700-6710, 2017.

M.  Thomas, Illathvalappil, R., Kurungot, S., Nair, B. N., A. Mohamed, P., Anilkumar, G. M., Yamaguchi, T., and Hareesh, U. S., ?Morphological ensembles of N-doped porous carbon derived from ZIF-8/Fe-graphene nanocomposites: processing and electrocatalytic studies?, ChemistrySelect, vol. 3, no. 30, pp. 8688-8697, 2018.

V.  Kashyap and Kurungot, S., ?Zirconium-substituted cobalt ferrite nanoparticle supported n-doped reduced graphene oxide as an efficient bifunctional electrocatalyst for rechargeable Zn-air battery?, ACS Catalysis, vol. 8, no. 4, pp. 3715-3726, 2018.

R.  Devivaraprasad, Nalajala, N., Bera, B., and Neergat, M., ?Electrocatalysis of oxygen reduction reaction on shape-controlled pt and pd nanoparticles-importance of surface cleanliness and reconstruction?, Frontiers in Chemistry, vol. 7, p. 648, 2019.

V.  Kashyap, Anand, A., Soni, R., and Sreekumar, K., ?Medium modulated oxygen reduction activity of Fe/Co active centre-engrafted electrocatalysts?, ChemElectroChem, vol. 6, no. 11, pp. 2956-2964, 2019.

C.  Goswami, Saikia, H., Tada, K., Tanaka, S., Sudarsanam, P., Bhargava, S. K., and Bharali, P., ?Bimetallic palladium nickel nanoparticles anchored on carbon as high-performance electrocatalysts for oxygen reduction and formic acid oxidation reactions?, ACS Applied Energy Materials, vol. 3, no. 9, pp. 9285-9295, 2020.

R.  Illathvalappil and Kurungot, S., ?Co (9) S (8) nanoparticle-supported nitrogen-doped carbon as a robust catalyst for oxygen reduction reaction in both acidic and alkaline conditions?, ChemElectroChem, vol. 7, no. 14, pp. 3123-3134, 2020.

S. N.  Bhange, Soni, R., Singla, G., Ajithkumar, T. G., and Kurungot, S., ?FeNx/FeSx-anchored carbon sheet-carbon nanotube composite electrocatalysts for oxygen reduction?, ACS Applied Nano Materials, vol. 3, no. 3, pp. 2234-2245, 2020.

S. Ch. Sarma, Kaja, S. Manoj, Mishra, V., Vinod, C. Prabhakara, and Peter, S. C., ?Tweaking palladium electronic structure to attain oxygen reduction activity superior to platinum/C?, ACS Applied Energy Materials, vol. 3, no. 7, pp. 6127-6132, 2020.

S.  Kumar, Bhange, S. N., Soni, R., and Kurungot, S., ?WO3 nanorods bearing interconnected Pt nanoparticle units as an activity-modulated and corrosion-resistant carbon-free system for polymer electrolyte membrane fuel cells?, ACS Applied Energy Materials, vol. 3, no. 2, pp. 1908-1921, 2020.

P. K.  Gangadharan, Vijayakumar, V., Nediyirakkal, S. A., Fernandez, R. Tresa, V. Siddharthan, A., and Kurungot, S., ?In situ preparation of ionomer as a tool for triple-phase boundary enhancement in 3D graphene supported Pt catalyst?, Advanced Sustainable Systems, vol. 5, no. 1, p. 2000125, 2021.

S. Kumari Jhajharia and Selvaraj, K., ?Molecularly engineered graphene oxide anchored metal organic assembly: an active site economic bi-functional electrocatalyst?, FlatChem, vol. 29, p. 100269, 2021.

D.  Roy, Rajendra, R., Gangadharan, P. K., Pandikassala, A., Kurungot, S., and Ballav, N., ?Seed-mediated growth of Pt on high-index faceted Au nanocrystals: the ag lining and implications for electrocatalysis?, ACS Applied Nano Materials, vol. 4, no. 9, pp. 9155-9166, 2021.

P. K.  Gangadharan, Pandikassala, A., and Kurungot, S., ?Toward pH independent oxygen reduction reaction by polydopamine derived 3D interconnected, iron carbide embedded graphitic carbon?, ACS Applied Materials & Interfaces, vol. 13, no. 7, pp. 8147-8158, 2021.

N.  Manna, Singh, S. K., Kharabe, G. Pandurang, Torris, A., and Kurungot, S., ?Zinc-air batteries catalyzed using Co3O4 nanorod-supported N-doped entangled graphene for oxygen reduction reaction?, ACS Applied Energy Materials, vol. 4, no. 5, pp. 4570-4580, 2021.

M.  Kurian, Ghosh, M., Vijayakumar, V., Puthiyaveetil, P. Pandinhare, Torris, A., and Kurungot, S., ?Influence of ice templating on oxygen reduction catalytic activity of metal-free heteroatom-doped mesoporous carbon derived from polypyrrole for zinc-air batteries?, Energy Technology, vol. 10, no. 12, 2022.

S. Kumari Jhajharia, Gupta, S., Manappadan, Z., Selvaraj, K., Padmanabhan, M. K., and Mahajan, R. L., ?Surface alteration driven bi-functional catalytic activity of alkali niobate-N doped graphene composite for exalted oxygen electrochemistry?, Applied Surface Science, vol. 580, p. 152160, 2022.

H. M. Abdul Hakkeem, Babu, A., Shilpa, N., Venugopal, A. A., Mohamed, A. P., Kurungot, S., and Pillai, S., ?Tailored synthesis of ultra-stable Au@Pd nanoflowers with enhanced catalytic properties using cellulose nanocrystals?, Carbohydrate Polymers, vol. 292, p. 119723, 2022.

S.  Thundiyil, Pandikassala, A., Kurungot, S., and R. Devi, N., ?Tuning of oxygen reduction pathways through structural variation in transition metal-doped Ba2In2O5?, ChemElectroChem, vol. 9, p. e202101163, 2022.

P.  Mishra, Sudarsanam, P., Mahapatra, D. Madhab, Elmekawy, A., Pant, D., and Singh, L., ?Progressions in cathodic catalysts for oxygen reduction and hydrogen evolution in bioelectrochemical systems: Molybdenum as the next-generation catalyst?, Catalysis Reviews- Science and Engineering, vol. 65, no. 3, pp. 986-1078, 2023.

S.  Kumar, Yoyakki, A., Pandikassala, A., Soni, R., and Kurungot, S., ?Pt-anchored-zirconium phosphate nanoplates as high-durable carbon-free oxygen reduction reaction electrocatalyst for PEM fuel cell applications?, Advanced Sustainable Systems, vol. 7, no. 2, 2023.

A.  Pandikassala, Kurian, M., Gangadharan, P. K., Torris, A., and Kurungot, S., ?Advanced 3D network of N-doped graphitic carbon with FeNi alloy embedding for high-performance rechargeable Zn-air batteries?, Advanced Sustainable Systems, vol. 8, no. 7, 2024.

G. Pandurang Kharabe, Barik, S., Veeranmaril, S. Kumar, Nair, A., Illathvalappil, R., Yoyakki, A., Joshi, K., Vinod, C. Prabhakara, and Kurungot, S., ?Aluminium, nitrogen-dual-doped reduced graphene oxide Co-existing with cobalt-encapsulated graphitic carbon nanotube as an activity modulated electrocatalyst for oxygen electrocatalyst for oxygen electrochemistry applications?, Small, vol. 20, no. 35, 2024.

A.  Pandikassala, Nadumattuvayil, V., Singh, M. U., Jadhav, S. D., Yoyakki, A., and Kurungot, S., ?Pt-based 3D electrocatalyst with process-friendly features for PEMFCs possessing fast activation and improved mass-transfer properties?, Advanced Sustainable Systems, vol. 9, no. 4, 2025.