Sample

Lattice parameter [nm]

a

b

c

W#

0.93589

0.95406

0.36025

M 3 #

0.94082

0.96033

0.35959

M 4 #

0.94387

0.96135

0.35927

M 3 # (1100˚C, 20 h)

0.94487

0.96613

0.35982

M 4 # (1100˚C, 20 h)

0.94919

0.97241

0.36013