A 0.2-mm-thick wafer of silicon is treated so that a uniform concentration gradient of antimony is produced.
Question:
A 0.2-mm-thick wafer of silicon is treated so that a uniform concentration gradient of antimony is produced. One surface contains 1 Sb atom per 108 Si atoms and the other surface contains 500 Sb atoms per 108 Si atoms. The lattice parameter for Si is 5.4307 Å (Appendix A). Calculate the concentration gradient in
(a) at% Sb per cm; and
(b) Sb atoms / cm • cm3 .
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a The maximum concentration gradient is 54307154307 The minimum concentration gradient is 001 Hen...View the full answer
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Related Book For 
The Science And Engineering Of Materials
ISBN: 9781305076761
7th Edition
Authors: Donald R. Askeland, Wendelin J. Wright
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