Question

p-type (111) n-type (111) A B45° A p-type (100) C 90° A D n-type (100) 135 A (a) Consider the p-type (100) wafer which has an additional flat cut perpendicular to the bottom <110> direction. What is the Miller index of the perpendicular direction along C? (b) Consider the n-type (100) wafer which has an additional flat indicated with D. What is the Miller index of the direction along D?

          p-type
(111)
n-type
(111)
A
B45°
A
p-type
(100)
C
90°
A
D
n-type
(100)
135
A
(a) Consider the p-type (100) wafer which has an additional flat cut perpendicular to the bottom <110>
direction. What is the Miller index of the perpendicular direction along C?
(b) Consider the n-type (100) wafer which has an additional flat indicated with D. What is the Miller
index of the direction along D?

p-type
(111)
n-type
(111)
A
B45°
A
p-type
(100)
C
90°
A
D
n-type
(100)
135
A
(a) Consider the p-type (100) wafer which has an additional flat cut perpendicular to the bottom <110>
direction. What is the Miller index of the perpendicular direction along C?
(b) Consider the n-type (100) wafer which has an additional flat indicated with D. What is the Miller
index of the direction along D?

Added by Roberta W.

University Physics with Modern Physics

Hugh D. Young 14th Edition

Instant Answer

Solved by Expert Susan Hallstrom

Step 1

For a (100) wafer the surface normal is [100], so any in-plane direction has the form [0 k l]. The bottom flat A is given as a <110> in-plane direction; choose A = [0 1 1] as a representative (choice of sign/permutation only reverses/rotates the picture, answers Show more…

Show all steps

Thanks for your feedback!

p-type (111) n-type (111) p-type (100) n-type (100) 4 a. Consider the p-type (100) wafer which has an additional flat cut perpendicular to the bottom <110> direction. What is the Miller index of the perpendicular direction along C? b. Consider the n-type (100) wafer which has an additional flat indicated with D. What is the Miller index of the direction along D?