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    Rights statement: Copyright 2019 American Institute of Physics. The following article appeared in Applied Physics Letters, 114, (17) 2019 and may be found at http://dx.doi.org/10.1063/1.5090840 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.

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Electroluminescence enhancement in mid-infrared InAsSb resonant cavity light emitting diodes for CO 2 detection

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Electroluminescence enhancement in mid-infrared InAsSb resonant cavity light emitting diodes for CO 2 detection. / Al-Saymari, F.A.; Craig, A.P.; Noori, Y.J.; Lu, Q.; Marshall, A.R.J.; Krier, A.

In: Applied Physics Letters, Vol. 114, No. 17, 171103, 01.05.2019.

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@article{c37a977ed43646f78f2ad5919c4b3809,
title = "Electroluminescence enhancement in mid-infrared InAsSb resonant cavity light emitting diodes for CO 2 detection",
abstract = "In this work, we demonstrated a mid-infrared resonant cavity light emitting diode (RCLED) operating near 4.2 μm at room temperature, grown lattice-matched on a GaSb substrate by molecular beam epitaxy, suitable for CO 2 gas detection. The device consists of a 1 λ-thick microcavity containing an InAs 0.90 Sb 0.1 active region sandwiched between two high contrast, lattice-matched AlAs 0.08 Sb 0.92 /GaSb distributed Bragg reflector (DBR) mirrors. The electroluminescence emission spectra of the RCLED were recorded over the temperature range from 20 to 300 K and compared with a reference LED without DBR mirrors. The RCLED exhibits a strong emission enhancement due to resonant cavity effects. At room temperature, the peak emission and the integrated peak emission were found to be increased by a factor of ∼ 70 and ∼ 11, respectively, while the total integrated emission enhancement was ∼ × 33. This is the highest resonant cavity enhancement ever reported for a mid-infrared LED operating at this wavelength. Furthermore, the RCLED also exhibits a superior temperature stability of ∼ 0.35 nm/K and a significantly narrower (10×) spectral linewidth. High spectral brightness and temperature stable emission entirely within the fundamental absorption band are attractive characteristics for the development of next generation CO 2 gas sensor instrumentation. {\circledC} 2019 Author(s).",
keywords = "Carbon dioxide, Cavity resonators, Electroluminescence, Emission spectroscopy, Gas detectors, III-V semiconductors, Indium antimonides, Infrared devices, Light, Light emitting diodes, Mirrors, Molecular beam epitaxy, Semiconductor alloys, Distributed bragg reflector mirrors, Electroluminescence emission, Emission enhancement, Integrated emissions, Resonant cavity effect, Resonant cavity enhancement, Resonant cavity light emitting diode, Temperature stability, Gallium compounds",
author = "F.A. Al-Saymari and A.P. Craig and Y.J. Noori and Q. Lu and A.R.J. Marshall and A. Krier",
note = "Copyright 2019 American Institute of Physics. The following article appeared in Applied Physics Letters, 114, (17) 2019 and may be found at http://dx.doi.org/10.1063/1.5090840 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.",
year = "2019",
month = "5",
day = "1",
doi = "10.1063/1.5090840",
language = "English",
volume = "114",
journal = "Applied Physics Letters",
issn = "0003-6951",
publisher = "American Institute of Physics Inc.",
number = "17",

}

RIS

TY - JOUR

T1 - Electroluminescence enhancement in mid-infrared InAsSb resonant cavity light emitting diodes for CO 2 detection

AU - Al-Saymari, F.A.

AU - Craig, A.P.

AU - Noori, Y.J.

AU - Lu, Q.

AU - Marshall, A.R.J.

AU - Krier, A.

N1 - Copyright 2019 American Institute of Physics. The following article appeared in Applied Physics Letters, 114, (17) 2019 and may be found at http://dx.doi.org/10.1063/1.5090840 This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics.

PY - 2019/5/1

Y1 - 2019/5/1

N2 - In this work, we demonstrated a mid-infrared resonant cavity light emitting diode (RCLED) operating near 4.2 μm at room temperature, grown lattice-matched on a GaSb substrate by molecular beam epitaxy, suitable for CO 2 gas detection. The device consists of a 1 λ-thick microcavity containing an InAs 0.90 Sb 0.1 active region sandwiched between two high contrast, lattice-matched AlAs 0.08 Sb 0.92 /GaSb distributed Bragg reflector (DBR) mirrors. The electroluminescence emission spectra of the RCLED were recorded over the temperature range from 20 to 300 K and compared with a reference LED without DBR mirrors. The RCLED exhibits a strong emission enhancement due to resonant cavity effects. At room temperature, the peak emission and the integrated peak emission were found to be increased by a factor of ∼ 70 and ∼ 11, respectively, while the total integrated emission enhancement was ∼ × 33. This is the highest resonant cavity enhancement ever reported for a mid-infrared LED operating at this wavelength. Furthermore, the RCLED also exhibits a superior temperature stability of ∼ 0.35 nm/K and a significantly narrower (10×) spectral linewidth. High spectral brightness and temperature stable emission entirely within the fundamental absorption band are attractive characteristics for the development of next generation CO 2 gas sensor instrumentation. © 2019 Author(s).

AB - In this work, we demonstrated a mid-infrared resonant cavity light emitting diode (RCLED) operating near 4.2 μm at room temperature, grown lattice-matched on a GaSb substrate by molecular beam epitaxy, suitable for CO 2 gas detection. The device consists of a 1 λ-thick microcavity containing an InAs 0.90 Sb 0.1 active region sandwiched between two high contrast, lattice-matched AlAs 0.08 Sb 0.92 /GaSb distributed Bragg reflector (DBR) mirrors. The electroluminescence emission spectra of the RCLED were recorded over the temperature range from 20 to 300 K and compared with a reference LED without DBR mirrors. The RCLED exhibits a strong emission enhancement due to resonant cavity effects. At room temperature, the peak emission and the integrated peak emission were found to be increased by a factor of ∼ 70 and ∼ 11, respectively, while the total integrated emission enhancement was ∼ × 33. This is the highest resonant cavity enhancement ever reported for a mid-infrared LED operating at this wavelength. Furthermore, the RCLED also exhibits a superior temperature stability of ∼ 0.35 nm/K and a significantly narrower (10×) spectral linewidth. High spectral brightness and temperature stable emission entirely within the fundamental absorption band are attractive characteristics for the development of next generation CO 2 gas sensor instrumentation. © 2019 Author(s).

KW - Carbon dioxide

KW - Cavity resonators

KW - Electroluminescence

KW - Emission spectroscopy

KW - Gas detectors

KW - III-V semiconductors

KW - Indium antimonides

KW - Infrared devices

KW - Light

KW - Light emitting diodes

KW - Mirrors

KW - Molecular beam epitaxy

KW - Semiconductor alloys

KW - Distributed bragg reflector mirrors

KW - Electroluminescence emission

KW - Emission enhancement

KW - Integrated emissions

KW - Resonant cavity effect

KW - Resonant cavity enhancement

KW - Resonant cavity light emitting diode

KW - Temperature stability

KW - Gallium compounds

U2 - 10.1063/1.5090840

DO - 10.1063/1.5090840

M3 - Journal article

VL - 114

JO - Applied Physics Letters

JF - Applied Physics Letters

SN - 0003-6951

IS - 17

M1 - 171103

ER -