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Large optical gain AlGaN-delta-GaN quantum wells laser active regions in mid- and deep-ultraviolet spectral regimes
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10.1063/1.3583442
/content/aip/journal/apl/98/17/10.1063/1.3583442
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/17/10.1063/1.3583442
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

TE and TM material gains as a function of Al-content for 3 nm QW with AlN barriers for and , with the emission wavelengths at .

Image of FIG. 2.
FIG. 2.

The schematics and the valence band structures of (a) conventional 30 Å QW and (b) 30 Å GaN QW with AlN barriers.

Image of FIG. 3.
FIG. 3.

(a) TE and TM gain spectra for 30 Å GaN QW and (b) TE gain spectra for both 30 Å GaN QW and conventional QW with AlN barriers.

Image of FIG. 4.
FIG. 4.

(a) TE optical gain for 30 Å GaN QW at and (b) TE material gain as a function of carrier density for 30 Å GaN QW, 30 Å GaN QW , and 30 Å QW .

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/content/aip/journal/apl/98/17/10.1063/1.3583442
2011-04-28
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Large optical gain AlGaN-delta-GaN quantum wells laser active regions in mid- and deep-ultraviolet spectral regimes
http://aip.metastore.ingenta.com/content/aip/journal/apl/98/17/10.1063/1.3583442
10.1063/1.3583442
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