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Abstract:
A novel multiple-active-region tunneling-regenerated vertical-cavity surface-emitting laser (VCSEL) with a greater-than-unity differential quantum efficiency is proposed. This novel VCSEL is expected to have an improved performance, specifically, reduced threshold current and heightened output power. The optimum reflectivity in terms of output power is determined for this novel VCSELs with fixed supply current and series resistance as a parameter. We compare the output power of the novel structure with that of the traditional structure at the same reflectivity and injected current. Also, we compare the threshold current of the novel structure with that of the traditional structure at the same reflectivity and output power. Finally, we prove the advantage of the novel structure in theory. © 2001 IEEE.
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2001 6th International Conference on Solid-State and Integrated Circuit Technology, ICSICT 2001 - Proceedings
Year: 2001
Volume: 2
Page: 1306-1309
Language: English
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 1
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