Question: A simple cubic crystal with lattice parameter a under goes transition into a tetragonal structure with lattice parameters a, = b = 2a and

A simple cubic crystal with lattice parameter a under goes transition into

A simple cubic crystal with lattice parameter a under goes transition into a tetragonal structure with lattice parameters a, = b = 2a and c, = 2 a, below a certain temperature. The ratio of the interplanar spacings of (101) planes for the cubic and the tetragonal structures is [GATE 2012] 1 CAREEN SHE CAVOUR (a) (b) 6* (c) 8. (d) 8

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