Given that the salt, Potassium Bromide (KBr), forms the pictured rock salt structure and in that structure the K* and Br ions touch along the <100> family of directions, calculate the atomic packing factor (APF) and theoretical density (p) in [g/cm'). Then answer the concept question. lonic radius: K* = 0.138 nm; Br = 0.196 nm Atomic Weight: K = 39.1 g/mol; Br = 79.9 g/mol APF = 9 /cm² Identify the type of ceramic defect that occurs where a pair of K* and Br ions goes missing from the lattice. Circle the correct option: a) Frenkel defect b) Schottky defect Note: Spaces between atoms

Given that the salt, Potassium Bromide (KBr), forms the pictured rock salt structure and in that structure the K* and Br ions touch along the <100> family of directions, calculate the atomic packing factor (APF) and theoretical density (p) in [g/cm'). Then answer the concept question. lonic radius: K* = 0.138 nm; Br = 0.196 nm Atomic Weight: K = 39.1 g/mol; Br = 79.9 g/mol APF = 9 /cm² Identify the type of ceramic defect that occurs where a pair of K* and Br ions goes missing from the lattice. Circle the correct option: a) Frenkel defect b) Schottky defect Note: Spaces between atoms

Understanding Motor Controls

4th Edition

ISBN:9781337798686

Author:Stephen L. Herman

Publisher:Stephen L. Herman

Chapter44: Semiconductors

Section: Chapter Questions

Problem 4RQ

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