HW2 solution Spring 2014(1)

24 104 ev e 124 103 ev ee 332 spring 2014 ece 340

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Unformatted text preview: 1.24 ×104 eV E =1.24 ×103 eV EE 332 Spring 2014 ECE 340 Homework Assignment #2 Fall2012 2. Based on Fig. 3.3, explain why the bandgap energy of a diamond crystal would increase (or decrease) with respect to that at room temperature when it is cooled to1liquid nitrogen temperature. Due: Friday, September 4th, 2012 Print your name and NetID legibly. Follow the guidelines and format given in the syllabus. Staple multiple pages. Put all units. 1. Solids are made of nuclei and electrons. Much of our information about solids is found by studying them using other particles like light (photons) and neutrons. According to the laws of quantum mechanics, all particles act like waves and waves act like particles, with the relation h / p , where 3. (a) Using Appendix III, whichs of the listed semiconductor in constant. The relation of energy and is the wavelength, p i the momentum, and h is Planck's the table has the largest band gap? T...
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