ECE 3040 Exam 1 Solutions

ECE 3040 Exam 1 Solutions - ECE 3040 Microelectronic...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
ECE 3040 Microelectronic Circuits Spring 2006 Dr. Klein Exam 1 Instructions: (1) Closed book, closed notes. You are only permitted a calculator and a writing instrument. (2) Show all work to receive full credit. Proctor will provide additional paper on request. (3) You have 75 minutes to work. Don’t get hung up on one problem. If you get stuck, move on and come back later. (4) Each problem is worth 20 points. (5) Circle, box, or otherwise indicate your final answer. (6) Answers must be legible. (7) Calculate numerical values where possible.
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
1. (a) Sketch the arrangement of atoms in the (100) plane of an FCC lattice. (b) If the lattice constant is a , what is the number of atoms per unit volume in terms of a ? (c) What is the distance between nearest-neighbor atoms in terms of a ?
Background image of page 2
2. A wafer of silicon at room temperature is doped with N D = 1.0e17 cm -3 and N A = 5.0e14 cm -3 . Take the energy of the valence band edge E v = 0 eV. (a)
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 10/07/2009 for the course ECE 3040 taught by Professor Hamblen during the Spring '07 term at Georgia Institute of Technology.

Page1 / 7

ECE 3040 Exam 1 Solutions - ECE 3040 Microelectronic...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online