Generation and characterization of factorable biphotons with 99% spectral purity

Changchen Chen, Cao Bo, Murphy Yuezhen Niu, Feihu Xu, Zheshen Zhang, Jeffrey H. Shapiro, Franco N.C. Wong

Research output: Chapter in Book/Report/Conference proceedingConference contribution


We generate biphotons via pulsed spontaneous parametric downconversion under extended Gaussian phase matching, and measure their joint spectral intensity at high resolution using a low-loss dispersion compensation module to obtain a 99% heralded-state spectral purity.

Original languageEnglish (US)
Title of host publicationCLEO
Subtitle of host publicationQELS_Fundamental Science, CLEO_QELS 2017
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781943580279
StatePublished - 2017
Externally publishedYes
EventCLEO: QELS_Fundamental Science, CLEO_QELS 2017 - San Jose, United States
Duration: May 14 2017May 19 2017

Publication series

NameOptics InfoBase Conference Papers
VolumePart F42-CLEO_QELS 2017
ISSN (Electronic)2162-2701


OtherCLEO: QELS_Fundamental Science, CLEO_QELS 2017
Country/TerritoryUnited States
CitySan Jose

ASJC Scopus subject areas

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials


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