Draw the following : ( 1 1 ̅ 3) , (2 0 0), [0 0 1 ̅]. An electron is accelerated through 1200 volts and is reflected from a crystal. The second order reflection occurs when glancing angle is 60°

1. Miller indices : ( 1 1 ̅ 3)

Intercepts : a , -a, a/3

1. Miller indices : (200) …………(can also be written as (100))

   Reciprocals : 1, ∞ ,∞

   Intercepts : a, ∞ ,∞