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Room temperature operation of photonic-crystal distributed-feedback quantum cascade lasers with single longitudinal and lateral mode performance
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10.1063/1.3295704
/content/aip/journal/apl/96/5/10.1063/1.3295704
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/5/10.1063/1.3295704
View: Figures

Figures

Image of FIG. 1.
FIG. 1.

The schematics for (a) the PCDFB QCL and (b) the coupling mechanism in the reciprocal rectangular lattice.

Image of FIG. 2.
FIG. 2.

(a) Photonic dispersion diagram for the PC lattice structure; [(b) and (c)] detailed band structure and group velocities of index guide dispersions around the anticrossing; [(d)–(g)] mode profiles for the four gray dots in (b).

Image of FIG. 3.
FIG. 3.

The scanning electron microscopy pictures for (a) the PC lattice transferred to the InGaAs layer and (b) cross section of the lattice after regrowth.

Image of FIG. 4.
FIG. 4.

The measured far field distributions for the FP and PCDFB QCLs, and the simulated results for PCDFB devices. Inset: measured results from a PCDFB QCL.

Image of FIG. 5.
FIG. 5.

(a) The emission spectra and (b) the light-current-voltage characteristics of PCDFB QCLs measured at different temperatures.

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/content/aip/journal/apl/96/5/10.1063/1.3295704
2010-02-03
2014-04-20
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752b84549af89a08dbdd7fdb8b9568b5 journal.articlezxybnytfddd
Scitation: Room temperature operation of photonic-crystal distributed-feedback quantum cascade lasers with single longitudinal and lateral mode performance
http://aip.metastore.ingenta.com/content/aip/journal/apl/96/5/10.1063/1.3295704
10.1063/1.3295704
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