B) Figure below shows an x-ray diffraction pattern for single crystal scandium nitride (ScN), having face-centered cubic crystal structure, and single crystal tungsten (W), having body-centered cubic crystal structure. A mono- chromatic x-radiation diffractometer with a wavelength of 0.15418 nm was used; assuming first order diffraction, compute: 1- The lattice parameter of ScN. The atomic radius of W. 2- W (110) SCN (220) 34 38 42 46 50 20 (°) 54 58 62 X-ray diffraction of ScN and w. Intensity (a.u.)

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B) Figure below shows an x-ray diffraction pattern for single crystal scandium nitride (SeN), having face-centered
cubic crystal structure, and single crystal tungsten (W), having body-centered cubic crystal structure. A mono-
chromatic x-radiation diffractometer with a wavelength of 0.15418 nm was used; assuming first order diffraction,
compute:
1-
The lattice parameter of ScN.
2-
The atomic radius of W.
W (110)
SCN (220)
34
38
42
46
50
20 (°)
54
58
62
X-ray diffraction of ScN and W.
Intensity (a.u.)
Transcribed Image Text:B) Figure below shows an x-ray diffraction pattern for single crystal scandium nitride (SeN), having face-centered cubic crystal structure, and single crystal tungsten (W), having body-centered cubic crystal structure. A mono- chromatic x-radiation diffractometer with a wavelength of 0.15418 nm was used; assuming first order diffraction, compute: 1- The lattice parameter of ScN. 2- The atomic radius of W. W (110) SCN (220) 34 38 42 46 50 20 (°) 54 58 62 X-ray diffraction of ScN and W. Intensity (a.u.)
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