{"database":"biostudies-literature","file_versions":[],"scores":null,"additional":{"omics_type":["Unknown"],"volume":["5"],"submitter":["Chaboyer Z"],"pubmed_abstract":["Integrated photonics promises solutions to questions of stability, complexity, and size in quantum optics. Advances in tunable and non-planar integrated platforms, such as laser-inscribed photonics, continue to bring the realisation of quantum advantages in computation and metrology ever closer, perhaps most easily seen in multi-path interferometry. Here we demonstrate control of two-photon interference in a chip-scale 3D multi-path interferometer, showing a reduced periodicity and enhanced visibility compared to single photon measurements. Observed non-classical visibilities are widely tunable, and explained well by theoretical predictions based on classical measurements. With these predictions we extract Fisher information approaching a theoretical maximum. Our results open a path to quantum enhanced phase measurements."],"journal":["Scientific reports"],"pagination":["9601"],"full_dataset_link":["https://www.ebi.ac.uk/biostudies/studies/S-EPMC5386201"],"repository":["biostudies-literature"],"pubmed_title":["Tunable quantum interference in a 3D integrated circuit."],"pmcid":["PMC5386201"],"pubmed_authors":["Withford MJ","Helt LG","Chaboyer Z","Meany T","Steel MJ"],"additional_accession":[]},"is_claimable":false,"name":"Tunable quantum interference in a 3D integrated circuit.","description":"Integrated photonics promises solutions to questions of stability, complexity, and size in quantum optics. Advances in tunable and non-planar integrated platforms, such as laser-inscribed photonics, continue to bring the realisation of quantum advantages in computation and metrology ever closer, perhaps most easily seen in multi-path interferometry. Here we demonstrate control of two-photon interference in a chip-scale 3D multi-path interferometer, showing a reduced periodicity and enhanced visibility compared to single photon measurements. Observed non-classical visibilities are widely tunable, and explained well by theoretical predictions based on classical measurements. With these predictions we extract Fisher information approaching a theoretical maximum. Our results open a path to quantum enhanced phase measurements.","dates":{"release":"2015-01-01T00:00:00Z","publication":"2015 Apr","modification":"2024-11-08T10:24:22.28Z","creation":"2019-03-27T02:40:49Z"},"accession":"S-EPMC5386201","cross_references":{"pubmed":["25915830"],"doi":["10.1038/srep09601"]}}