Table 1.
Comparison of the electrochemical performance of the fabricated carbon thin film electrode with other reported works.
| Waste material | Specific capacitance (F g−1) | Cyclic stability | Ref. |
|---|---|---|---|
| Coconut shell | 228 at 5 mV s−1 | 93% after 3000 cycles | 34 |
| Watermelon rind | 333.4 at 1 A g−1 | 96.8% after 10,000 cycles | 35 |
| Tea waste buds | 332 at 1 A g−1 | 97.8% after 100,000 cycles | 36 |
| Withered rose flower | 350 at 1 A g−1 | 96.5% after 15,000 cycles | 37 |
| Plastic waste (polyethylene terephthalate) | 169 at 0.2 A g−1 | 90.6% after 5000 cycles | 38 |
| Mangosteen peels | 357 at 1 A g−1 | 94.5% after 130,000 cycles | 39 |
| Shrimp shells | 175 at 0.5 A g−1 | 94%, 1000 cycles | 40 |
| Cigarette filter | 153.8 at 1 A g−1 | Slight increase, 6000 cycles | 41 |
| Rose | 208 at 0.5 A g−1 | 99%, 25,000 cycles | 42 |
| Bamboo fiber | 258 at 0.1 A g−1 | 92% after 3000 cycles | 43 |
| Bamboo shoot | 209 at 0.5 A g−1 | 95% after 10,000 cycles | 44 |
| Tree bark | 236 at 0.5 A g−1 | 70.8% after 5000 cycles | 45 |
| Ginkgo leaves | 323 at 0.5 A g−1 | 92.7% after 12,000 cycles | 46 |
| Polyethylene | 100 at 0.5 A g−1 | 97.1% after 10,000 cycles | 47 |
| Polystyrene | 208 at 1 A g−1 | 94.3% after 5000 cycles | 48 |
| Face mask | 328.9 at 1 A g−1 | 81.1% after 3000 cycles | 49 |
| Face mask | 366.2 at 4 A g−1 | 100% after 8000 cycles | Current work |