AlSb/GaSb quantum cascade laser structure was fabricated and evaluated. Design frequency of oscillation was 2.6 THz. A terahertz electroluminescence at 4K was measured by using gallium doped germanium photodetector. With an increase of injection current, above certain threshold, an abrupt increase of luminescence has been observed.
Terahertz electroluminescence from AlSb/GaSb quantum cascade laser structure
2005-01-01
1035853 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
MC5-10 Terahertz Electroluminescence from AlSb/GaSb Quantum Cascade Laser Structure
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