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Error-Proof Optical Bell-State Analyzer

Deliverables

Optical chips for quantum emitters

Report on fabrication of optical chips that are optimised for the coupling to emitters.

Coupling ensembles/single emitters to guided light + non-linear response

Report on the coupling of Rydberg atoms as well as single molecular quantum emitters to chip-guided light. Report on ultra-strong nonlinear optical response.

Photon routing

Report on photon number-dependent sorting/filtering of guided light.

Cold atoms on optical chip

Report on coupling of cold ground state atoms to chip-guided light.

Calc. emitter-waveguide coupling

Report on optimisation of atom-waveguide/fibre coupling.

Data management plan

A data management plan will be devised.

Wiki & social media site

A Wiki for internal use and a social media site for public out-reach will be established.

Webpage & logo

A project webpage will go online including the project logo

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Publications

Prospects for strongly coupled atom-photon quantum nodes

Author(s): N. Cooper, E. Da Ros, C. Briddon, V. Naniyil, M. T. Greenaway, L. Hackermueller
Published in: Scientific Reports, Issue 9/1, 2019, ISSN 2045-2322
DOI: 10.1038/s41598-019-44292-2

Subradiance-protected excitation transport

Author(s): Jemma A Needham, Igor Lesanovsky, Beatriz Olmos
Published in: New Journal of Physics, Issue 21/7, 2019, Page(s) 073061, ISSN 1367-2630
DOI: 10.1088/1367-2630/ab31e8

Quantum computing with graphene plasmons

Author(s): I. Alonso Calafell, J. D. Cox, M. Radonjić, J. R. M. Saavedra, F. J. García de Abajo, L. A. Rozema, P. Walther
Published in: npj Quantum Information, Issue 5/1, 2019, ISSN 2056-6387
DOI: 10.1038/s41534-019-0150-2

Experimental few-copy multipartite entanglement detection

Author(s): Valeria Saggio, Aleksandra Dimić, Chiara Greganti, Lee A. Rozema, Philip Walther, Borivoje Dakić
Published in: Nature Physics, 2019, ISSN 1745-2473
DOI: 10.1038/s41567-019-0550-4