2010-MT-Exam-Midterm-Solution

711013 cm3 this change is significant concentration c

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Unformatted text preview: tron 2.71×1013 cm–3. This change is significant. concentration, ∆ (c) From derivations in parts (e) and (f) we can calculate the change in hole concentration, ∆ 2.12×1016 cm–3. This change is significant. / (d) e 2.72 ×1013 cm–3, where 2.8 ×1019 cm–3 (e) e (f) e (g) e /T /T / 2.12 ×1016 cm–3, where 4.43 ×109 cm–3 1.24 ×1010 cm–3 2 1.0 ×1019 cm–3 (h) 2 450 cm / (Vs) 1.54 A / (cm V), 1500 cm2 / (Vs) where 4. (a) Band diagram (b) ln 2 820 mV (c) (d) ∆ e / 1 ∆ exp e / . / 1 3 9.07×1013 cm–3 and...
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