Design pointers for a high-performance exhausting carbon anode in sodium ion batteries

Energy Environ. Sci., 2024, 17,2856-2863
DOI: 10.1039/D4EE00315B, Paper

Jong Chan Hyun, Hyeong Min Jin, Jin Hwan Kwak, Son Ha, Dong Hyuk Kang, Hyun Soo Kim, Sion Kim, Minhyuck Park, Chan Yeol Kim, Juhee Yoon, Ji Sung Park, Ji-Young Kim, Hee-Dae Lim, Se Youn Cho, Hyoung-Joon Jin, Young Soo Yun
A systematic investigation established a significant correlation between the 2D to G band intensity ratio (I2D/IG) in the Raman spectrum and the internal kinetic barrier for sodium-ion transfer, achieving the highest sodium plateau capacity of ∼400 mA h g−1 (A30 sample).
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