Performance of quantum-dot-based tunnel-injection lasers: A theoretical analysis


Journal article


M. Lorke, S. Michael, Marian Cepok, F. Jahnke
Applied Physics Letters, 2018

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APA   Click to copy
Lorke, M., Michael, S., Cepok, M., & Jahnke, F. (2018). Performance of quantum-dot-based tunnel-injection lasers: A theoretical analysis. Applied Physics Letters.


Chicago/Turabian   Click to copy
Lorke, M., S. Michael, Marian Cepok, and F. Jahnke. “Performance of Quantum-Dot-Based Tunnel-Injection Lasers: A Theoretical Analysis.” Applied Physics Letters (2018).


MLA   Click to copy
Lorke, M., et al. “Performance of Quantum-Dot-Based Tunnel-Injection Lasers: A Theoretical Analysis.” Applied Physics Letters, 2018.


BibTeX   Click to copy

@article{m2018a,
  title = {Performance of quantum-dot-based tunnel-injection lasers: A theoretical analysis},
  year = {2018},
  journal = {Applied Physics Letters},
  author = {Lorke, M. and Michael, S. and Cepok, Marian and Jahnke, F.}
}

Abstract

Tunnel-injection lasers promise advantages in the modulation bandwidth and temperature stability in comparison with conventional laser designs. In this paper, we present results of a microscopic theory for laser properties of tunnel-injection devices and a comparison with a conventional quantum-dot laser structure. In general, the modulation bandwidth of semiconductor lasers is affected by the steady-state occupations of electrons and holes via the presence of spectral hole burning. For tunnel-injection lasers with InGaAs quantum dot emitting at an telecom wavelength of 155 μm, we demonstrate that the absence of spectral hole burning favors this concept over conventional quantum-dot based lasers.Tunnel-injection lasers promise advantages in the modulation bandwidth and temperature stability in comparison with conventional laser designs. In this paper, we present results of a microscopic theory for laser properties of tunnel-injection devices and a comparison with a conventional quantum-dot laser structure. In general, the modulation bandwidth of semiconductor lasers is affected by the steady-state occupations of electrons and holes via the presence of spectral hole burning. For tunnel-injection lasers with InGaAs quantum dot emitting at an telecom wavelength of 155 μm, we demonstrate that the absence of spectral hole burning favors this concept over conventional quantum-dot based lasers.





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