Page 444 - Handbook of Battery Materials

416 14 Lithium Alloy Anodes

X (at. %)
Li
10 30 40 50 60 65 70
350
X (at. %)
a Li
5 10
300 1.2
a + b
E(y+0) = 1.478 V
E vs. E Li (mV) Selman et al. (1977) b 423 °C E vs. E Li (V) a

This work

100 0.2 a + b
0 0.5 0.1
b + g
y in Li At
y
g
g + L
0
0 0.5 1.0 1.5 2.0 2.5
y in Li At
y
◦
Figure 14.1 Potential vs composition in Li–Al system at 423 C [28].

T (°K)
600 700 800 900
340

Yao etc. (1971)
320
Sharma & Seefurth(1976)
Weppner & Huggins(1978)
This Work
E vs E Li (mV)

E = 451 − 0.220 T (°K) mV
Al,″LiAl″ vs. Li
260
(X = 40 at. %)
Li
240
300 350 400 450 500 550 600 650
T (°C)

Figure 14.2 Temperature dependence of the potential of the Al/‘LiAl’ plateau [28].