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An x-ray diffractometer records diffraction peaks for a material at the following 2 angles 32, 37,...

An x-ray diffractometer records diffraction peaks for a material at the following 2 angles 32, 37, 53, 63, 66, and 77. Is the material likely to be BCC or FCC? Determine the lattice constant and radius for the material if the wavelength of x-ray radiation is 0.1659nm

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Answer #1

Answer:

given that

An x-ray diffractometer records diffraction peaks for a material at the following 2 angles

normalized

(hkl)

(FCC structure)
32 16 0.076 1 -
37 18.5 0.1006 2 -
53 26.5 0.199 3 111
63 31.5 0.27 4 200
66 33 0.297 5 -
77 38.5 0.388 6 -

From above table

lattice constant

  

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