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Guan et al., 2020 - Google Patents

High power tapered sampling grating distributed feedback quantum cascade lasers

Guan et al., 2020

Document ID
9708759145302865662
Author
Guan Y
Jia X
Li S
Wang L
Zhuo N
Zhang J
Zhai S
Liu J
Liu S
Liu F
Wang Z
Publication year
Publication venue
IEEE Photonics Technology Letters

External Links

Snippet

In this paper, we present a detailed investigation of three types of tapered distributed feedback (DFB) quantum cascade lasers (QCLs) emitting at 7.2 μm. The sampling gratings with different sampling duty cycles were fabricated by holographic lithography combined …
Continue reading at ieeexplore.ieee.org (other versions)

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    • H01S5/343—Structure or shape of the active region; Materials used for the active region comprising quantum well, or supperlattice structures, e.g. single quantum well lasers (SQW lasers), multiple quantum well lasers (MQW lasers), graded index separate confinement hetrostructure lasers (GRINSCH lasers) in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser
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    • H01S5/34313—Structure or shape of the active region; Materials used for the active region comprising quantum well, or supperlattice structures, e.g. single quantum well lasers (SQW lasers), multiple quantum well lasers (MQW lasers), graded index separate confinement hetrostructure lasers (GRINSCH lasers) in AIIIBV compounds, e.g. AlGaAs-laser, InP-based laser with a well layer having only As as V-compound, e.g. AlGaAs, InGaAs
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