Fig. 3: XRD characterization and rejuvenation for layered oxide in the graphite||NCM811 full battery. | Nature Communications

Fig. 3: XRD characterization and rejuvenation for layered oxide in the graphite||NCM811 full battery.

From: Noninvasive rejuvenation strategy of nickel-rich layered positive electrode for Li-ion battery through magneto-electrochemical synergistic activation

Fig. 3: XRD characterization and rejuvenation for layered oxide in the graphite||NCM811 full battery.

a, b Rietveld refinement results of NCM811 at the initial state, charged state (3.7 V) and discharged state (3.0 V) during the activation process with the magnetic field of 0 T (a) and 0.32 T (b) in the graphite||NCM811 full battery. c Activation-voltage curve and X-ray diffractograms of various state of NCM811 electrodes. d The corresponding transformation of Ni/Li antisite disorder ratio in the MEA of 0.32 T magnetic field. e Ni/Li antisite disorder energies and the rearrangement energy barriers with or without magnetic field.

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