Nature Communications (Nov 2017)

Calculating with light using a chip-scale all-optical abacus

  • J. Feldmann,
  • M. Stegmaier,
  • N. Gruhler,
  • C. Ríos,
  • H. Bhaskaran,
  • C. D. Wright,
  • W. H. P. Pernice

DOI
https://doi.org/10.1038/s41467-017-01506-3
Journal volume & issue
Vol. 8, no. 1
pp. 1 – 8

Abstract

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Computing approaches in the optical domain would allow for ultra-fast signaling and ultra-high bandwidth capabilities. Here, Feldmann et al. demonstrate a photonic abacus, which provides multistate compute-and store operation by integrating phase-change materials with nanophotonic chips.