Figure 3. Hysteretic behavior of resistivity near T
c
for typical sample of Pb
1-x
Ge
x
Te
1-y
S
y
with x=0.009, y=0.068 /13/.
Figure 3. Hysteretic behavior of resistivity near Tc for typical
sample of
Pb1-xGexTe1-ySy with x=0.009,
y=0.068 /13/.