Table 2. Comparison of Properties of Variable Biomass-Derived Carbon Materials for Supercapacitors.
| materials | SBET(m2 g–1) | electrolyte | Cg (F g–1) | measure current (A g–1) | ref |
|---|---|---|---|---|---|
| miscanthus grass | 1816 | 6 M KOH | 203 | 0.05 | (47) |
| waste paper | 2341 | 1 M H2SO4 | 286 | 0.5 | (48) |
| coffee waste | 2330 | 1 M Na2SO4 | 84 | 1 | (49) |
| litchi shell | 1122 | 6 M KOH | 220 | 0.1 | (50) |
| soybean meal | 1175 | 3 M KOH | 330 | 0.5 | (30) |
| peanut bran | 2565 | 3 M KOH | 188 | 0.04 | (51) |
| coconut kernel | 1200 | 1 M H2SO4 | 173 | 0.25 | (52) |
| sugar cane bagasse | 1788 | 1 M H2SO4 | 300 | 0.25 | (53) |
| coconut shell | 1998 | 1.5 M H2SO4 | 132 | 1 | (13) |
| coconut shell | 3512 | 6 M KOH | 325 | 0.1 | (33) |
| coconut shell | 2440 | 0.5 M H2SO4 | 246 | 0.5 | (54) |
| coconut shell | 1874 | 6 M KOH | 268 | 1 | (55) |
| AC-24 | 2383 | 0.5 M Na2SO4 | 397 | 1 | this work |