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Ete411 Lec6


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Lecture on Introduction of Semiconductor at North South University as the undergraduate course (ETE411)
Dr. Mashiur Rahman
Assistant Professor
Dept. of Electrical Engineering and Computer Science
North South University, Dhaka, Bangladesh

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Ete411 Lec6

  1. 1. Lecture 6<br />ETE411 :: Semiconductor<br />
  2. 2. The Uncertainty Principle<br />First statement: it is impossible to simultaneously describe with absolute accuracy the position and momentum of a particle. <br />Modified Planck&apos;s constant<br />
  3. 3. second statement<br />it is impossible to simultaneously describe with absolute accuracy the energy of a particle and the instant of time the particle has this energy.<br />the uncertainty principle is only significant for subatomic particles.<br />
  4. 4. SCHRODINGER&apos;S WAVE EQUATION<br />The Wave Equation: The one-dimensional, nonrelativistic Schrodinger&apos;s wave equation is given by,<br />
  5. 5. The Potential Barrier<br />
  6. 6. The wave functions through the potential barrier<br />
  7. 7. EXAMPLE 2.5<br />P.45 E2.8 and E2.10<br />P.51 2.5, 2.6, 2.7, 2.9<br />
  8. 8. Introduction to the QuantumTheory of Solids<br />Chapter 3<br />
  9. 9. ALLOWED AND FORBIDDEN ENERGY BANDS<br />Formation of Energy Bands<br />
  10. 10.
  11. 11.
  12. 12.
  13. 13. Summery of lecture 6<br />