ECE474S11_Lec06_24Jan11

ECE474S11_Lec06_24Jan11 - ECE 474: Principles of Electronic...

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ECE 474: Principles of Electronic Devices Prof. Virginia Ayres Electrical & Computer Engineering Michigan State University ayresv@msu.edu
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V.M. Ayres, ECE474, Spring 2011 Lecture 06: Completed: Chapter 01: quantify physical structures of crystal systems that are important for devices: ± Cubic systems: bcc, fcc, diamond, zinc-blende ¾ Number of atoms in unit cell ¾ Lattice constant “a” ² Volume density of atoms ² Packing fraction ² Nearest neighbor distances ² lattice-matched compositions for devices ² Predicted density ² wafer synthesis from melt Examples of each
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V.M. Ayres, ECE474, Spring 2011 Lecture 06: Next: ± Lectures: Hexagonal nanosystems: graphene and carbon nanotubes ¾ Unit cell: Chiral and translation vectors ¾ Number of atoms ¾ Nearest neighbor distances ¾ Areal Density Examples of each Quantify physical structures of crystal systems that are important for devices: ± Chapter 01: Cubic systems: bcc, fcc, diamond, zinc- blende ¾ Planes (Miller indices) & directions (orientations) ¾ Areal Density
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V.M. Ayres, ECE474, Spring 2011 Lecture 06: Next: Quantify physical structures of crystal systems that are important for devices: ± Chapter 01: Cubic systems: bcc, fcc, diamond, zinc- blende ¾ Planes (Miller indices) & directions (orientations) ¾ Areal Density ± Lectures: Hexagonal nanosystems: graphene and carbon nanotubes ¾ Unit cell: Chiral and translation vectors ¾ Number of atoms ¾ Nearest neighbor distances ¾ Areal Density Examples of each
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V.M. Ayres, ECE474, Spring 2011 Planes and Directions: Motivation: To place a wafer order: O/R: Orientation
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V.M. Ayres, ECE474, Spring 2011
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This note was uploaded on 03/01/2011 for the course ECE 474 taught by Professor Ayres during the Spring '09 term at Michigan State University.

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ECE474S11_Lec06_24Jan11 - ECE 474: Principles of Electronic...

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