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08-03-2024
Chemistry

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Use Eq. (10-13) to determine the electron concentration that maximizes the radiative efficiency.
(a) Express your answer symbolically in terms of Anr, Br, and CA.
(b) Use the data in Example 10-2 to evaluate this optimum concentration for GaAs and In.53Ga.47As. Assume Anr = 107 s-1 for both materials.
(c) Determine the radiative efficiency for the concentrations determined in part b.

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