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Surface plasmon-enhanced light-emitting diodes with silver nanoparticles and SiO2 nano-disks embedded in p-GaN
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10.1063/1.3616149
/content/aip/journal/apl/99/4/10.1063/1.3616149
http://aip.metastore.ingenta.com/content/aip/journal/apl/99/4/10.1063/1.3616149
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(Color online) (a) Schematic of the SP-enhanced LEDs with Ag nanoparticles covered by SiO2 nano-disks. (b) Plan-view SEM images of the SiO2 nano-disks formed on the Ag nanoparticles.

Image of FIG. 2.
FIG. 2.

(Color online) AFM images of the p-GaN layer in SP-enhanced LEDs (a) without and (b) with SiO2 nano-disks. The pits are indicated by arrows.

Image of FIG. 3.
FIG. 3.

(Color online) (a) Room temperature PL spectra of the SP-enhanced LEDs with and without SiO2 nano-disks in the p-GaN layer. (b) Temperature-dependent integrated PL intensity of the SP-enhanced LEDs with and without SiO2 nano-disks in the p-GaN layer.

Image of FIG. 4.
FIG. 4.

(Color online) (a) I-V characteristics of the SP-enhanced LEDs as a function of injection current. The inset shows the reverse I-V characteristics. (b) Optical output power of the SP-enhanced LEDs as a function of injection current. The inset shows the partial EQE of the LEDs.

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/content/aip/journal/apl/99/4/10.1063/1.3616149
2011-07-26
2014-04-19
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Surface plasmon-enhanced light-emitting diodes with silver nanoparticles and SiO2 nano-disks embedded in p-GaN
http://aip.metastore.ingenta.com/content/aip/journal/apl/99/4/10.1063/1.3616149
10.1063/1.3616149
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