CD Skripsi
Pembuatan Dan Karakterisasi Elektroda Karbon Superkapasitor Dari Daun Jati
The synthesis of supercapacitor electrodes based on activated carbon monoliths from teak leaves to produce different carbon structure has been completely studied. This research aims to modify carbon biomass based on variations physical activation temperatures. The KOH was used as an activating agent, followed by an integrated step of pyrolysis both carbonization and physical activation. The carbonization process was conducted at a temperature of 600 °C. The physical activation temperatures were conducted in CO2 at different temperatures, which was 750 °C, 800 °C, 850 °C, and 900 °C. The modified activated carbon from teak leaves displays carbon rod (750 °C), carbon sheet (800 °C), carbon fiber (900°C). The carbon structures have many advantages, providing large specific surface area (514.419 m² g-1) for carbon fiber, and the carbon sheet structure performs high specific capacitance (168 F g-1) in two electrodes system. This study provides an economic approach for preparation of electrode materials based on various structures for energy storage systems by abundant materials.
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