Question

INTRODUCTION TO MATERIALS

2 3 1 -- in a tetragonal unit 34 2 0 to point 3 2 3.38 (a) What are the direction indices for a vector that passes from point cell? (b) Repeat part (a) for a rhombohedral unit cell. 3.45 What are the indices for the two planes drawn in the following sketch? +z Plane 2 Plane 1 +y 0.4 nm 0.4 nm 3.46 Sketch within a cubic unit cell the following planes: (a) (101) (е) (1) (b) (271) 212) (g) (312) (с) (012) (d) (313) (h) (301) 0.2 nm

Answer 1

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AZ 2 3 1 34 21 32

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VII 3 2