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Homework of Lecture No.5 1- Determine the number of lattice points per cell in the HCP crystal systems. 2- Show that: the APF for the SC cell is 0.52?

Homework of Lecture No.5 1- Determine the number of lattice points per cell in the HCP crystal systems. 2- Show that: the APF for the SC cell is 0.52?

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MATERIALS SCIENCE Edited by: Dr. Ahmed Mudhafar Hashim Senior Lecture - Department of Materials Eng. - College of Engineering - University of Qadisiyah Homework of Lecture No.5 1- Determine the number of lattice points per cell in the HCP crystal systems. 2- Show that: the APF for the SC cell is 0.52? 3- Calculate the radius of an iridium (IR) atom, given that IR has an FCC crystal structure, a density of 22.4 g/cm3, and an atomic weight of 192.2 g/mol. 4- Rhodium has an atomic radius of 0.1345 nm and density of 12.41 g/cm³. Determine whether it has an FCC or BCC crystal structure? Science - Dr. Ahmed M Hasaim
Transcribed Image Text:MATERIALS SCIENCE Edited by: Dr. Ahmed Mudhafar Hashim Senior Lecture - Department of Materials Eng. - College of Engineering - University of Qadisiyah Homework of Lecture No.5 1- Determine the number of lattice points per cell in the HCP crystal systems. 2- Show that: the APF for the SC cell is 0.52? 3- Calculate the radius of an iridium (IR) atom, given that IR has an FCC crystal structure, a density of 22.4 g/cm3, and an atomic weight of 192.2 g/mol. 4- Rhodium has an atomic radius of 0.1345 nm and density of 12.41 g/cm³. Determine whether it has an FCC or BCC crystal structure? Science - Dr. Ahmed M Hasaim
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