Open AccessGeneration of energy-time entangled photon pairs in 15-μm band with periodically poled lithium niobate waveguide
Author(s) -
Toshimori Honjo,
Hiroki Takesue,
Kyo Inoue
Publication year - 2007
Publication title -
optics express
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.394
H-Index - 271
ISSN - 1094-4087
DOI - 10.1364/oe.15.001679
Subject(s) - lithium niobate , optics , waveguide , photon , materials science , interference (communication) , photon entanglement , interferometry , quantum optics , coincidence , optoelectronics , physics , quantum entanglement , quantum , telecommunications , medicine , channel (broadcasting) , alternative medicine , pathology , quantum mechanics , computer science
We report the generation of 1.5-mm-band energy-time entangled photon pairs using a periodically poled lithium niobate (PPLN) waveguide. We performed a two-photon interference experiment and obtained coincidence fringes with 77.3% visibilities without subtracting accidental coincidences.