Nature Communications (Jun 2016)

On-chip coherent conversion of photonic quantum entanglement between different degrees of freedom

  • Lan-Tian Feng,
  • Ming Zhang,
  • Zhi-Yuan Zhou,
  • Ming Li,
  • Xiao Xiong,
  • Le Yu,
  • Bao-Sen Shi,
  • Guo-Ping Guo,
  • Dao-Xin Dai,
  • Xi-Feng Ren,
  • Guang-Can Guo

DOI
https://doi.org/10.1038/ncomms11985
Journal volume & issue
Vol. 7, no. 1
pp. 1 – 7

Abstract

Read online

Harnessing multiple degrees of freedom of quantum states on chip could improve quantum information processing. Here, the authors demonstrate coherent conversion of quantum states between path, polarization and transverse waveguide-mode degrees of freedom in a quantum photonic integrated circuit.