Pressure-induced structural evolution of apatite-type La
9.33
Si
6
O
26
Yin Guangchao
1
, Yin Hong
2
, Sun Meiling
1
, Gao Wei
2, †
(color online) Refined (a)
P
–
a
, (b)
P
–
c
, (c)
P
–
c
/
a
, and (d)
P
–
V
of La
9.33
Si
6
O
26
.