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Plasmonic circuits

Detecting unseen light

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The electrical detection of surface plasmons in nanowires by a micrometre-sized detector brings the possibility of compact photonic circuits closer.

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Figure 1: Schematic representation of a Ag nanowire, acting as a launching pad for SPs and a crossing Ge nanowire, which supports an electrical current whenever electron–hole pairs are excited by the SP electric field at the Ag–Ge contact.

A. FALK ET AL., HARVARD UNIVERSITY

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Authors and Affiliations

  1. Luis Martin-Moreno is at the Instituto de Ciencia de Materiales and Departamento de Fisica de la Materia Condensada at the CSIC-Universidad de Zaragoza, C/Pedro Cerbuna 12, 50009 Zaragoza, Spain. lmm@unizar.es,

    Luis Martin-Moreno

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  1. Luis Martin-Moreno
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Martin-Moreno, L. Detecting unseen light. Nature Phys 5, 457–458 (2009). https://doi.org/10.1038/nphys1314

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