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Optoelectronics

A deep-level LED

Future high-speed communications devices will require efficient long-wavelength emitters that are compatible with integrated circuits. The development of a 1.5 μm GaAs LED is an important step forward.

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Figure 1: Optical transitions associated with AsGa defect levels in LTG-GaAs, with associated radiative (τR) and non-radiative (τNR) lifetimes.

References

  1. Pan, J.L. et al. Nature Mater. 2, 375–378 ( 2003).

    Article  CAS  Google Scholar 

  2. Melloch, M.R. et al. Annu. Rev. Mater. Sci. 25, 547–600 ( 1995).

    Article  CAS  Google Scholar 

  3. Melloch, M.R. et al. Crit. Rev. Solid State Mater. Sci. 21, 189–263 ( 1996).

    Article  CAS  Google Scholar 

  4. Pan, J.L. Opt. Exp. 9, 796–805 ( 2001).

    Article  CAS  Google Scholar 

  5. Pan, J.L. J. Appl. Phy. 92, 5991–6004 ( 2002).

    Article  CAS  Google Scholar 

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Prasad, S. A deep-level LED. Nature Mater 2, 359–360 (2003). https://doi.org/10.1038/nmat911

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