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Voltage-tunable four-color quantum-well infrared photodetectors
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10.1063/1.1929086
/content/aip/journal/apl/86/21/10.1063/1.1929086
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/21/10.1063/1.1929086
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

(a) Material layer structure and (b) energy-band diagram of the voltage tunable four-color QWIP.

Image of FIG. 2.
FIG. 2.

Spectral responsivity of (a) the SL1∕SL2 stack and (b) the SL3∕SL4 stack of 45° edge-coupled detector at 10 K for different .

Image of FIG. 3.
FIG. 3.

Dark current density (solid lines) and background photocurrent density (dashed line) of (a) the SL1∕SL2 stack and (b) the SL3∕SL4 stack.

Image of FIG. 4.
FIG. 4.

Measured (solid curves) and the calculated (dashed curves) photoresponse spectra of the detector.

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/content/aip/journal/apl/86/21/10.1063/1.1929086
2005-05-18
2014-04-16
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Voltage-tunable four-color quantum-well infrared photodetectors
http://aip.metastore.ingenta.com/content/aip/journal/apl/86/21/10.1063/1.1929086
10.1063/1.1929086
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