1. H. V. Padi, N. Nanattil, S. Sulaiman, R. M. Ramakrishnan, and B. N. Narayanan, “High-quality graphene devoid of oxygen functionalities as conductive ink for flexible electronics and bendable all-solid-state supercapacitors,” J. Energy Storage, vol. 86, p. 111297, May 2024, doi: 10.1016/j.est.2024.111297.

2. S. K. Subrahmanian, K. V. Palliyal, S. Balasubramanyan, R. Unnathpadi, B. Pullithadathil, and B. N. Narayanan, “In-situ Green Gram Scale Synthesis of Carbon Sphere/Graphene for High-Performance Supercapacitors,” Nano-Struct. Nano-Objects, vol. 37, p. 101107, Feb. 2024, doi: 10.1016/j.nanoso.2024.101107.

3. S. V. Chandran and B. N. Narayanan, “Copper oxide incorporated ball-mill produced less-defective graphene for hybrid supercapacitors,” Diam. Relat. Mater., vol. 143, p. 110842, Mar. 2024, doi: 10.1016/j.diamond.2024.110842.

4. V. Haridas, Z. Yaakob, S. Sugunan, and B. N. Narayanan, “Novel cost-effective synthesis of non-doped turbostratic graphene from a graphite intercalation compound: development of a durable and stable electrocatalyst for the oxygen reduction reaction,” New J. Chem., vol. 45, no. 39, pp. 18669–18681, Oct. 2021, doi: 10.1039/D1NJ03106F.

5. V. Haridas, A. Sukhananazerin, B. Pullithadathil, and B. N. Narayanan, “Ultrahigh specific capacitance of α-Fe2O3 nanorods-incorporated defect-free graphene nanolayers,” Energy, vol. 221, p. 119743, Apr. 2021, doi: 10.1016/j.energy.2020.119743.

6. V. Haridas, A. Sukhananazerin, J. Mary Sneha, B. Pullithadathil, and B. Narayanan, “α-Fe2O3 loaded less-defective graphene sheets as chemiresistive gas sensor for selective sensing of NH3,” Appl. Surf. Sci., vol. 517, p. 146158, Jul. 2020, doi: 10.1016/j.apsusc.2020.146158.

7. D. P. Narayanan, S. K. Cherikallinmel, S. Sankaran, and B. N. Narayanan, “Functionalized carbon dot adorned coconut shell char derived green catalysts for the rapid synthesis of amidoalkyl naphthols,” J. Colloid Interface Sci., vol. 520, pp. 70–80, Jun. 2018, doi: 10.1016/j.jcis.2018.02.077.

8. V. Vadery, S. K. Cherikkallinmel, R. M. Ramakrishnan, S. Sugunan, and B. N. Narayanan, “Green production of biodiesel over waste borosilicate glass derived catalyst and the process up-gradation in pilot scale,” Renew. Energy, vol. 141, pp. 1042–1053, Oct. 2019, doi: 10.1016/j.renene.2019.04.053.

9. S. Balasubramanyan, S. Sasidharan, R. Poovathinthodiyil, R. M. Ramakrishnan, and B. N. Narayanan, “Sucrose-mediated mechanical exfoliation of graphite: a green method for the large scale production of graphene and its application in catalytic reduction of 4-nitrophenol,” New J. Chem., vol. 41, no. 20, pp. 11969–11978, Oct. 2017, doi: 10.1039/C7NJ01900A.

10. E. Akbar, N. Binitha, Z. Yaakob, S. K. Kamarudin, and J. Salimon, “Preparation of Na doped SiO2 solid catalysts by the sol-gel method for the production of biodiesel from jatropha oil,” Green Chem., vol. 11, no. 11, pp. 1862–1866, Nov. 2009, doi: 10.1039/B916263C.

11. P. V. Suraja, Z. Yaakob, N. N. Binitha, M. R. Resmi, and P. P. Silija, “Photocatalytic degradation of dye pollutant over Ti and Co doped SBA-15: Comparison of activities under visible light,” Chem. Eng. J., vol. 176–177, pp. 265–271, Dec. 2011, doi: 10.1016/j.cej.2011.05.071.