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Efficiency and droop improvement in green InGaN/GaN light-emitting diodes on GaN nanorods template with SiO2 nanomasks
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10.1063/1.4768950
/content/aip/journal/apl/101/23/10.1063/1.4768950
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/23/10.1063/1.4768950
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Figures

Image of FIG. 1.
FIG. 1.

Cross-sectional (a) SEM image of GaN NRs template and (b) TEM image of the GaN epilayer overgrown on GaN NRs template.

Image of FIG. 2.
FIG. 2.

The EL emission peak wavelength as a function of injection current for (a) NR-LED and (b) C-LED. (c) Forward voltage and light output power as a function of injection current of NR-LED and C-LED.

Image of FIG. 3.
FIG. 3.

3D-FDTD calculated electric-field distribution of NR-LED and C-LED.

Image of FIG. 4.
FIG. 4.

(a) Experimental and simulated EQE as a function of injection current for NR-LED and C-LED. (b) The calculated band diagram of NR-LED and C-LED under a 100 mA forward bias operation.

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/content/aip/journal/apl/101/23/10.1063/1.4768950
2012-12-03
2014-04-23
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Efficiency and droop improvement in green InGaN/GaN light-emitting diodes on GaN nanorods template with SiO2 nanomasks
http://aip.metastore.ingenta.com/content/aip/journal/apl/101/23/10.1063/1.4768950
10.1063/1.4768950
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