Tungsten is body-centred cubic

PHYSICS · Subjective · Fermi University Physics · Condensed Matter, Materials & Soft Matter · Crystal structure, bonding and diffraction · Crystal structure, bonding and diffraction

Condensed Matter Physics, Ch Diffraction: how a structure is actually measured

Problem

Tungsten is body-centred cubic, with conventional cube edge

a=3.1652\,\mathrm{\mathring{A}}

. Using Cu K

\alpha_1

X-rays (

\lambda=1.5406\,\mathrm{\mathring{A}}

), find the Bragg angle

\theta

and the detector angle

2\theta

for the

(110)

reflection.

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