Fig. 8 | Scientific Reports

Fig. 8

From: Enhancing the electrochemical performance of high-voltage LiNi0.5Mn1.5O4 batteries with a multifunctional inorganic MgHPO4 electrolyte additive

Fig. 8

(a) Cycling performances and coulombic efficiency of Gr/Li half cells in STD and STD + Mg at 1 C after 500 cycles between 0 and 1.5 V; (b) EIS spectra of Gr/Li cells in the two electrolytes after 100 cycles at 2 C; (c) Cycling performances and coulombic efficiency of LNMO/Gr full cells in the two electrolytes after 100 cycles at 0.5 C between 3.5 and 4.9 V; (d) The galvanostatic charge/discharge curves of LNMO/Gr full cells in STD and STD + Mg electrolytes in the 1st and 100th cycles; (e) XRD patterns of LNMO cathodes disassembled from LNMO/Gr full cells in the two electrolytes after 100 cycles at 0.5 C; (f) XRD patterns of Gr anodes disassembled from LNMO/Gr full cells in in the two electrolytes after 100 cycles at 0.5 C.

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