Fig. 2. (a) TEM image of Si-AZ and corresponding SAED patterns obtained from the regions marked by squares. (b) EDS mapping data for the corresponding TEM image of Si-AZ.
Fig. 4. Galvanostatic charge-discharge profiles for Si-Al-M alloys (a) Si-AZ, (b) Si-AZN and (c) Si-AN. (d) Cycleper formance and Coulombic efficiency as a function of cycle number for Si-Al-M alloys.
Fig. 5. dQ/dV plots of Si-Al-M alloys (a) Si-AZ, (b) Si-AZN and (c) Si-AN).
Fig. 1. (a) SEM images of melt-spun Si-Al-M alloy ribbons. (b) XRD patterns of Si-AZ, Si-AZN, and Si-AN.
Fig. 3. EDS mapping data for (a) Si-AZN and (b) Si-AN. Low-magnification TEM images and corresponding SAED patterns for (c) Si-AZN and (d) Si-AN.
Table 1. Compositions of Si-Al-M alloy ingots prepared by the arc-melting method.
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