ECE 606 Lecture 2: Geometry of Periodic Crystals

By Muhammad A. Alam

Purdue University

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Abstract

Outline:
  • Volume & surface issues for BCC, FCC, Cubic lattices
  • Important material systems
  • Miller indices
  • Conclusions

Helpful software tool: Crystal Viewer in the ABACUS tool suite.

References

R. F. Pierret, "Advanced Semiconductor Fundamentals", Modular Series on Solid State Devices, Volume VI, Addison-Wesley, 1987, Chapter 1 (pages 10-17)

Cite this work

Researchers should cite this work as follows:

  • Muhammad A. Alam (2009), "ECE 606 Lecture 2: Geometry of Periodic Crystals," https://nanohub.org/resources/5752.

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Time

Location

EE 115, Purdue University, West Lafayette, IN

Tags

  1. course lecture
  2. crystals
  3. device physics
  4. devices
  5. transistors
ECE 606 Lecture 2: Geometry of Periodic Crystals
  • EE-606: Solid State Devices Lecture 2: Geometry of Periodic Crystals 1. EE-606: Solid State Devices Le… 0
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  • Outline 2. Outline 61.6
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  • The story so far … 3. The story so far … 125.8
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  • Important Bravais lattices 4. Important Bravais lattices 213.6
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  • Cubic Lattice: Volume Issues 5. Cubic Lattice: Volume Issues 352.2
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  • Cubic Lattice: Volume Issues 6. Cubic Lattice: Volume Issues 502.63333333333333
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  • Cubic Lattice: Surface Issues 7. Cubic Lattice: Surface Issues 631.5
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  • BCC and FCC lattices 8. BCC and FCC lattices 828.93333333333328
    00:00/00:00
  • Hexagonal Closed-Packed 9. Hexagonal Closed-Packed 1006.8333333333334
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  • Outline 10. Outline 1197.7666666666667
    00:00/00:00
  • Geometry of Lattice Points 11. Geometry of Lattice Points 1207.3
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  • Rock-Salt as FCC lattice 12. Rock-Salt as FCC lattice 1283.5333333333333
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  • Zinc-Blende FCC Lattice for GaAs 13. Zinc-Blende FCC Lattice for Ga… 1430.0333333333333
    00:00/00:00
  • Diamond FCC Lattice for Silicon 14. Diamond FCC Lattice for Silico… 1706.0666666666666
    00:00/00:00
  • Surface Reconstruction 15. Surface Reconstruction 1737.5
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  • Hexagonal Closed-Packed for CdS 16. Hexagonal Closed-Packed for Cd… 1833.1
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  • Outline 17. Outline 1998.0333333333333
    00:00/00:00
  • Miller-Indices and Definition of Planes 18. Miller-Indices and Definition … 2021.7333333333334
    00:00/00:00
  • Miller Indices: Rules 19. Miller Indices: Rules 2064.2
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  • Few more rules … 20. Few more rules … 2143.3666666666668
    00:00/00:00
  • Bravais-Miller Indices 21. Bravais-Miller Indices 2236.8333333333335
    00:00/00:00
  • Where does Miller Indices come from ? 22. Where does Miller Indices come… 2403.4
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  • Angle between Two Planes 23. Angle between Two Planes 2551.1666666666665
    00:00/00:00
  • Examples … 24. Examples … 2629.6
    00:00/00:00
  • Example use of Miller Indices .. Find [021] Direction 25. Example use of Miller Indices … 2782.6333333333332
    00:00/00:00
  • Conclusions 26. Conclusions 2980.6333333333332
    00:00/00:00
  • Looking ahead …. 27. Looking ahead …. 3025.6666666666665
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