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1. |
Determine the total carrier recombination lifetime of a double heterojunction LED where the radioactive and nonradioactive recombination lifetime of minority carriers in active region are 70 ns and 100 ns respectively. |
A. | 41.17 ns |
B. | 35 ns |
C. | 40 ns |
D. | 37.5 ns |
Answer» B. 35 ns | |