In Situ Fabrication of Activated Carbon from a Bio-Waste Desmostachya bipinnata for the Improved Supercapacitor Performance

Table 1 Comparison of the present work with other related works based on different natural bio-waste precursors

S. nos.	Bio-waste carbon source	Activation method	BET surface area (m² g⁻¹)	Specific capacitance (F g⁻¹)	Electrolyte	References
1.	Oil palm kernel shell	Steam	727	210	1 M KOH	[58]
2.	Corn cob	KOH	42	99	6 M KOH	[36]
3.	Rice straw	H₃PO₄	396	112	1 M H₂SO₄	[59]
4.	Rice husk	H₃PO₄	1490	112	1 M Na₂SO₄	[60]
5.	Scrap waste tire	H₃PO₄	510	93	6 M KOH	[25]
6.	Recycled waste paper	KOH	416	180	6 M KOH	[24]
7.	Banana fiber	ZnCl₂	1097	74	1 M Na₂SO₄	[26]
8.	Kusha grass (Desmostachya bipinnata)	KOH	738.56	218	6 M KOH	Present work