x

a

c

V (Å3)

0.0

9. 501(2)

7.289(2)

569.11(2)

0.5

9.494(1)

7.281(2)

568.35(2)

1.0

9.489(2)

7.273(3)

567.13(3)

1.5

9.481(3)

7.265(2)

565.55(3)

2.0

9.477(2)

7.259(4)

564.61(4)