(a) Calculate the mumber of octahedral sites that uniquely belong to one FCC unit cell? The <101> family of directions includes what individual directions (i) in a cubic crystal () in a tetragonal crystal.
(a) Calculate the mumber of octahedral sites that uniquely belong to one FCC unit cell? The <101> family of directions includes what individual directions (i) in a cubic crystal () in a tetragonal crystal.
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solve only Q3 (a)
![Q. 2.
(a) How lattice parameters are being calculated? Calculate the length of Burgers vector in
Copper? Copper has FCC structure and lattice parameter is 0.3615nm.
(b) Monochromatie X-rays of wavelength 0.82A undergo first order Bragg reflection from a
crystal of cubic lattice with lattice constant 3A, at a glancing angle of 705l'1s". Identify the
possible planes which give rise to this reflection in terms of Miller indices.
Q. 3.
(a) Calculate the number of octahedral sites that uniquely belong to one FCC unit cell? The
<101> family of directions includes what individual directions (i) in a cubic crystal (ii) in a
tetragonal crystal.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fba0b6c0b-e908-4d98-966a-adf5eac09f1b%2F8f396219-42e5-4621-b8a5-e3a29b7e86ff%2Fmj7f5nx_processed.jpeg&w=3840&q=75)
Transcribed Image Text:Q. 2.
(a) How lattice parameters are being calculated? Calculate the length of Burgers vector in
Copper? Copper has FCC structure and lattice parameter is 0.3615nm.
(b) Monochromatie X-rays of wavelength 0.82A undergo first order Bragg reflection from a
crystal of cubic lattice with lattice constant 3A, at a glancing angle of 705l'1s". Identify the
possible planes which give rise to this reflection in terms of Miller indices.
Q. 3.
(a) Calculate the number of octahedral sites that uniquely belong to one FCC unit cell? The
<101> family of directions includes what individual directions (i) in a cubic crystal (ii) in a
tetragonal crystal.
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