PNO tri-doped porous carbon

High capacitance and retention

Derived from balsa wood via a one-step phosphoric acid activation, it simultaneously creates hierarchical pores and P/N/O tri-doping without extra dopants, delivering high capacitance.

Luo, Lingcong · Yuling, Lan · Qianqian, Zhang · Deng, Jianping · Zeng, Qinzhi · Gao, Haili · Du, Guanben · Zhao, Weigang

Journal of Energy Storage 2023

Specifications

比电容

{'zh': '263', 'en': ''} F g⁻¹

比表面积

{'zh': '1191.65', 'en': ''} m² g⁻¹

总孔容

{'zh': '1.19', 'en': ''} cm³/g

对称超级电容器电容保持率

{'zh': '91.48', 'en': ''} %

能量密度

{'zh': '9.2', 'en': ''} Wh kg⁻¹