Complement2APh183

Complement2APh183 - Complement #2: Complement #2: What...

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Unformatted text preview: Complement #2: Complement #2: What Changes What Changes the Energy Gap? the Energy Gap? TEM cross-section of a 10nm transistor Instructor: H.A. Atwater Instructor: H.A. Atwater Complement #2:What Changes the Bandgap? Complement #2:What Changes the Bandgap? APh 183: Physics of Semiconductors APh 183: Physics of Semiconductors and Devices and Devices Tuesday and Thursday, 9:00-10:30 am Tuesday and Thursday, 9:00-10:30 am 104 Watson 104 Watson Complement #2: Complement #2: What Changes What Changes the Energy Gap? the Energy Gap? Band structure of Si at 300 K. Complement #2: Complement #2: What Changes What Changes the Energy Gap? the Energy Gap? Temperature Dependences of Silicon Indirect and Direct Bandgap Temperature dependence of the energy gap E g = 1.17 - 4.7310-4 T 2 /(T+636) (eV), where T is temperature in degrees K. Temperature dependence of the direct band gap E 2 E 2 = 4.34 - 3.9110-4 T 2 /(T+125) (eV) Complement #2: Complement #2: What Changes What Changes the Energy Gap? the Energy Gap? Absorption spectrum of high purity Si Macfarlane, G. G., T. P. McLean, J. E. Quarrington, and V. Roberts, J. Phys. Chem. Solids 8, (1959) 388-392. Complement #2: Complement #2: What Changes What Changes the Energy Gap?...
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This note was uploaded on 01/04/2012 for the course APH 183b taught by Professor List during the Fall '09 term at Caltech.

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Complement2APh183 - Complement #2: Complement #2: What...

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