Published January 4, 2021
| Version v1
Journal article
Configurable heralded two-photon Fock-states on a chip
Contributors
Others:
- Institut de Physique de Nice (INPHYNI) ; Université Nice Sophia Antipolis (1965 - 2019) (UNS) ; COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-COMUE Université Côte d'Azur (2015-2019) (COMUE UCA)-Centre National de la Recherche Scientifique (CNRS)-Université Côte d'Azur (UCA)
- Research Center on Advanced Materials and Technologies (RAMTECH)
- ANR-14-CE26-0038,INQCA,Circuits quantiques intégrés basés sur des réseaux de guides non-linéaires(2014)
Description
Progress in integrated photonics enables combining several elementary functions on single substrates for realizing advanced functionnalized chips. We report a monolithic integrated quantum photonic realization on lithium niobate, where nonlinear optics and electro-optics properties have been harnessed simultaneously for generating heralded configurable, two-photon states. Taking advantage of a picosecond pump laser and telecom components, we demonstrate the production of various path-coded heralded two-photon states, showing 94\% raw visibility for Hong-Ou-Mandel interference. The versatility and performance of such a highly integrated photonic entanglement source enable exploring more complex quantum information processing protocols finding application in communication, metrology and processing tasks.
Abstract
International audienceAdditional details
Identifiers
- URL
- https://hal.archives-ouvertes.fr/hal-02920312
- URN
- urn:oai:HAL:hal-02920312v1
Origin repository
- Origin repository
- UNICA