Face Centered Cubic.pptx

Physics topic FCC Structure

1. Face Centered Cubic (FCC)Structure DEPARTMENT OF PHYSICS UNIVERSITY OF SAHIWAL ; SAHIWAL 1

2. Presented By: Name Muhammad Hanan Roll No. Bs-phy-E-03 Session 2020-24 2

3. Contents Crystal Structure Face Centered Cubic Representation of FCC Co-ordination Number Atomic Packing Factor Characteristics of FCC Example of FCC 3

4. Crystal Structure Face Centred Cubic Structure Body Centred Cubic Structure Hexagonal Closed-packed Structure 4

5. Face Centered Cubic Structure The face centered cubic arrangements has fourteen(14) atoms The atom are arranged at the corners and center of each face of the cell 5

6. Face Centered Cubic Structure Atoms are assumed to touch along face diagonals 6

7. Representation of FCC 2-Dimenssional 3-Dimenssional 7

8. Representation of FCC in 3D 8

9. Coordination No: Coordination No.=12 (#nearest neighbours ) 9

10. Atomic packing factor(APF) It can be defined as  the ratio between the volume of the basic atoms of the unit cell (which represent the volume of all atoms in one unit cell ) to the volume of the unit cell it self . 10

11. Atomic packing factor(APF) 11

12. Characteristics of FCC They are plastic and malleable. It,s stronger and denser than BCC.  Atoms are arranged at the corners and center of each cube face of the cell . 12

13. Examples Metals with the FCC Structured include Aluminum copper nickel iron, gold silver 13

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