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Dual wavelength emission from a terahertz quantum cascade laser
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10.1063/1.3304783
/content/aip/journal/apl/96/5/10.1063/1.3304783
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/5/10.1063/1.3304783
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Figures

Image of FIG. 1.
FIG. 1.

(a) Pulsed LIVs for single plasmon devices from two wafers grown with 45 repeats of designs A and B. The devices are 3 mm long, wide, and tested at 4 K. (b) The pulsed spectra obtained from these devices at .

Image of FIG. 2.
FIG. 2.

(a) Pulsed LIVs taken from a wide 2.99 mm long device at a range of temperatures with a 5% duty cycle. (b) CW IV at 10 K from the same device with corresponding differential resistance, inset: diagram of the double metal device.

Image of FIG. 3.
FIG. 3.

cw spectra taken from the same device as Fig. 2.

Image of FIG. 4.
FIG. 4.

(a) Spectral gain below threshold , near threshold , at maximum power , and at shut-off . (b) Left axis: Gain as a function of current density at 2.53 THz and 2.92 THz. Right axis: Power output as a function of current density. The threshold for this device is .

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/content/aip/journal/apl/96/5/10.1063/1.3304783
2010-02-04
2014-04-21
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Dual wavelength emission from a terahertz quantum cascade laser
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/5/10.1063/1.3304783
10.1063/1.3304783
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