Page 446 - Handbook of Battery Materials
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418 14 Lithium Alloy Anodes
400
A B
Electrode Potential (mV) vs. Li 200 44 % Li-Si alloy (Li/Si = 3.18)
300
C
100
0 D
0 1 2 3 4 5
◦
Figure 14.4 Potential vs composition in the Li–Si system at 415 C [22].
900
800 783
765
700
Liquid
600 508
Temperature (C) 500 469 43 486
400
300 Li 7 Sn 2 326
222 231.9
200 180.6 179 95
100 Li 22 Sn 5 Li 13 Sn 5 Li 5 Sn 5 LiSn Li 2 Sn 5
Li Sn
0
0 10 20 30 40 50 60 70 80 90 100
Li Atomic Percent Sn Sn
Figure 14.5 Li–Sn phase diagram.
