Review discussion problems 24 exam mar 5 steady state

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Unformatted text preview: nd carrier concentra_ons FEB 10 FEB 12 Temperature dependence, Conduc_vity and mobility compensa_on FEB 14 Resistance, temperature, impurity concentra_on FEB 17 FEB 19 Invariance of Fermi level at Op_cal absorp_on and equilibrium luminescence FEB 21 Genera_on and recombina_on **Subject to Change** 4 Tenta_ve Schedule [2] FEB 24 Quasi- Fermi levels and photoconduc_ve devices FEB 26 Carrier diffusion FEB 28 Built- in fields, diffusion and recombina_on MAR 3 Review, discussion, problems (2/4 exam) MAR 5 Steady state carrier injec_on, diffusion length MAR 7 p- n junc_ons in equilibrium & contact poten_al MAR 10 p- n junc_on Fermi levels and space charge MAR 12 Con_nue p- n junc_on space charge MAR 14 NO CLASS (EOH) MAR 17 p- n junc_on current flow MAR 19 Carrier injec_on and the diode equa_on MAR 21 Minority and majority carrier currents 3/24- 3/28 Spring Break MAR 31 Reverse- bias breakdown APR 2 Stored charge, diffusion and junc_on capacitance APR 4 Photodiodes, I- V under illumina_on **Subject to Change** 5 Today’s Discussion •  •  •  •  •  Genera_on & Recombina_on Carrier Life_me Quasi Fermi Levels Assignments Topics for Next Lecture 6 Terminology Reminder •  Equilibrium: No external perturbing excita_on is present except temperature, and there is no net mo_on of charge. •  Steady State: A non- equilibrium condi_on in which all perturbing processes are constant. In steady state, opposing processes are present that balance perturbing processes. Equilibrium Genera_on Some electrons have sufficient energy...
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This note was uploaded on 03/06/2014 for the course ECE 340 taught by Professor Leburton during the Spring '11 term at University of Illinois, Urbana Champaign.

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