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Semiconductor lasers

Taken for a spin

Nature Nanotechnology volume 9, pages 750–752 (2014)Cite this article

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A built-in semiconductor/nanomagnet interface acts as a spin filter in a conventional laser to produce circularly polarized emission without the need for external spin-polarized pumping.

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Figure 1: The working principle of a spin-laser with a built-in spin filtering mechanism.

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Author information

Authors and Affiliations

  1. Igor Žutić and Paulo E. Faria Junior are in the Department of Physics, University at Buffalo, State University of New York, New York 14260, USA,

    Igor Žutić & Paulo E. Faria Junior

  2. Paulo E. Faria Junior is also at Instituto de Física de São Carlos, Universidade de São Paulo, 13566-590 São Carlos, São Paulo, Brazil,

    Paulo E. Faria Junior

Authors
  1. Igor Žutić
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  2. Paulo E. Faria Junior
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Correspondence to Igor Žutić or Paulo E. Faria Junior.

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Žutić, I., Faria, P. Taken for a spin. Nature Nanotech 9, 750–752 (2014). https://doi.org/10.1038/nnano.2014.228

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