J. Electrochem. Sci. Eng. Vol 11, No 3 was published Electrochemical Science Determination of 4-nitrophenol using MoO3 loaded glassy carbon electrode via electrochemical sensing approach Bhagyashri Kamble, Kalyanrao M. Garadkar, Kirankumar K. Sharma, Pravin Kamble, Shivaji Tayade, Balu D. Ajalkar J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 143-159 Published 24-05-2021; DOI: https://doi.org/10.5599/jese.956 An overview of recent developments of carbon-based sensors for the analysis of drug moleculesReview Pemmatte A. Pushpanjali, Jamballi G. Manjunatha, Nagarajappa Hareesha J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 161-177 Published 20-07-2021; DOI: https://doi.org/10.5599/jese.999 Molecular interaction of natural dye based on Zea mays and Bixa orellana with nanocrystalline TiO2 in dye sensitized solar cells Arnold Anthony Huamán Aguirre, Karim Salazar Salinas, María Quintana Cáceda J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 179-195 Published 25-07-2021; DOI: https://doi.org/10.5599/jese.1014 Graphene based sulfonated polyvinyl alcohol hydrogel nanocomposite for flexible supercapacitors Subhakaran Singh Rajaputra, Nagalakshmi Pennada, Anjaneyulu Yerramilli, Naga Mahesh Kummara J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 197-207 Published 03-08-2021; DOI: https://doi.org/10.5599/jese.1031 Electrochemical Engineering Electrochemical treatment of dye wastewater using nickel foam electrode Kaavya Muthumanickam, Ramanujam Saravanathamizhan J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 209-215 Published 16-07-2021; DOI: https://doi.org/10.5599/jese.1011 Book Review Review on ELECTROCHEMISTRY, A GUIDE FOR NEWCOMERS by Helmut Baumgärtel Abdul Hasib J. Electrochem. Sci. Eng., Vol. 11 No. 3 (2021), 217-219 Published 23-05-2021; DOI: https://doi.org/10.5599/jese.972