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Low-threshold green laser heterostructures with Zn(Mg)SSe/ZnSe graded-index superlattice waveguide: Structural and optical properties
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10.1063/1.3579543
/content/aip/journal/apl/98/17/10.1063/1.3579543
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/17/10.1063/1.3579543
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Figures

Image of FIG. 1.
FIG. 1.

(a) Schematic diagram of the ZnSe-based laser heterostructure with a SL GIW. (b) Dark-field (002) cross-sectional TEM image of the ZnCdSe/ZnSe QW active region and GIW of the structure. (c) XRD -rocking curve of the structure. The inset shows the region near GaAs substrate at larger scale.

Image of FIG. 2.
FIG. 2.

(a) Room temperature edge PL spectra below and above the laser threshold. (b) Output emission intensity as a function of excitation intensity . The laser threshold is as low as .

Image of FIG. 3.
FIG. 3.

(a) Output laser pulse power as a function of excitation pulse power of -laser for the laser heterostructure with SL GIW. (b) The GIW laser threshold as a function of the reciprocal cavity length.

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/content/aip/journal/apl/98/17/10.1063/1.3579543
2011-04-25
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Low-threshold green laser heterostructures with Zn(Mg)SSe/ZnSe graded-index superlattice waveguide: Structural and optical properties
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/17/10.1063/1.3579543
10.1063/1.3579543
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