Journal of Materials Engineering

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Preparation and performance of industrial carbons derived cathodes for lithium/ fluorinated carbon primary batteries

Xiaopeng HOU, Hao ZENG, Shaowen DU, Na LI, Yiwen ZHU, Xiaoke FU, Xiutao LI

Journal of Materials Engineering, 2022, 50(3): 107-114. DOI: 10.11868/j.issn.1001-4381.2021.000194

Fig.1 Electron micrographs of samples before and after fluorination (a)AC; (b)G; (c)P; (d)Q; (1)SEM images before fluorination; (2)SEM images after fluorination; (3)TEM images after fluorination; (4)EDS spectra after fluorination

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Table 1 Specific areas and total pore volumes of samples before and after fluorination
Fig.2 N₂ adsorption-desorption isotherms and pore-size distributions of samples before and after fluorination (a)N₂ adsorption-desorption isotherms of AC, G, P and Q; (b)N₂ adsorption-desorption isotherms of FAC, FG, FP and FQ; (c)pore-size distributions of AC and FAC; (d)pore-size distributions of G and FG; (e)pore-size distributions of P and FP; (f)pore-size distributions of Q and FQ
Fig.3 XRD pattern of samples before and after fluorination (a)AC, G, P and Q; (b)FAC, FG, FP and FQ
Fig.4 Raman spectra of samples before and after fluorination (a)AC, G, P and Q; (b)FAC, FG, FP and FQ
Fig.5 FTIR spectra of fluorinated samples
Fig.6 C1s spectra of fluorinated samples (a)FAC; (b)FG; (c)FQ; (d)FP
Fig.7 Galvanostatic discharge curves at different current densities (a)FAC; (b)FG; (c)FP; (d)FQ
Fig.8 Ragone plots of FAC, FG, FP and FQ

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