Question: The threshold current density for a stripe geometry AlGaAs laser is 3000 A cm1at a temperature of 15 C. Estimate the required threshold current at

The threshold current density for a stripe geometry AlGaAs laser is 3000 A cm−1at a temperature of 15 °C. Estimate the required threshold current at a temperature of 60 °C when the threshold temperature coefficient T0 for the device is 180 K, and the contact stripe is 20 × 100 μm.

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