Low threshold current density GaAsSb quantum well (QW) lasers grown by metal organic chemical vapour deposition on GaAs substrates
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Low threshold current density GaAsSb/GaAs quantum well (QW) lasers were realised by metal organic chemical vapour deposition. A record low threshold current density of 190 A/cm/sup 2/ was obtained from a 2.2 mm long broad area laser with the emission wavelength of 1.19 /spl mu/m.
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