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- J. Devenson
- UMR5507 CNRS/Université Montpellier 2 Centre d’Electronique et de Microoptoélectronique de Montpellier, , 34095 Montpellier, France
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- R. Teissier
- UMR5507 CNRS/Université Montpellier 2 Centre d’Electronique et de Microoptoélectronique de Montpellier, , 34095 Montpellier, France
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- O. Cathabard
- UMR5507 CNRS/Université Montpellier 2 Centre d’Electronique et de Microoptoélectronique de Montpellier, , 34095 Montpellier, France
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- A. N. Baranov
- UMR5507 CNRS/Université Montpellier 2 Centre d’Electronique et de Microoptoélectronique de Montpellier, , 34095 Montpellier, France
書誌事項
- 公開日
- 2007-03-12
- DOI
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- 10.1063/1.2714098
- 公開者
- AIP Publishing
この論文をさがす
説明
<jats:p>Quantum cascade lasers emitting below 3μm are demonstrated. The lasers based on the InAs∕AlSb material system emit at 2.95–2.97μm in pulsed mode with threshold current densities near 3kA∕cm2 at 84K and operate up to room temperature. No degradation has been observed in laser performances compared with InAs∕AlSb quantum cascade lasers emitting at 3.14–3.35μm. The obtained results show no influence of the L valley in InAs on operation of these short wavelength quantum cascade lasers.</jats:p>
収録刊行物
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- Applied Physics Letters
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Applied Physics Letters 90 (11), 2007-03-12
AIP Publishing