The threshold current, I/sub th/, in Ga/sub 0.5/In/sub 0.5/P visible lasers increases with hydrostatic pressure, at 9.8meV/kbar above 8kbar, indicating thermal excitation and loss to the X minima. Below 8kbar competing effects keep I/sub th/ almost constant.
Important carrier loss mechanisms in visible lasers revealed by hydrostatic pressure
1992-01-01
148388 byte
Conference paper
Electronic Resource
English
Important Carrier Loss Mechanisms in Visible Lasers Revealed by Hydrostatic Pressure
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