We report MOVPE-grown quantum cascade lasers operating at /spl lambda/ = 9 /spl mu/m. Threshold current densities as low as 840 Acm/sup -2/ at 12 K, and 3.5 kAcm/sup -2/ at room temperature are measured, comparable with state-of-the-art MBE grown devices.
High performance MOVPE grown quantum cascade lasers
Conference on Lasers and Electro-Optics, 2004. (CLEO). ; 1 ; 2 pp. vol.1
2004-01-01
124245 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
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