Synthesis of Metal Oxide Decorated Polycarboxyphenyl Polymer-Grafted Multiwalled Carbon Nanotube Composites by a Chemical Grafting Approach for Supercapacitor Application

Table 1

Specific capacitance (F/g) of the purified MWNT, P-CNT, Sm₂O₃/P-CNT, and Fe₂O₃/P-CNT electrodes from cyclic voltammograms at the scan rate of 5 mV s⁻¹ in 1.0 M H₂SO₄ electrolyte.

	Purified MWNT	P-CNT	Sm2O3/P-CNT	Fe2O3/P-CNT
Specific capacitance; (F g^−1)	45.36	54.1	65.84	173.38