High sensitivity fiber-integrated broadband magnetometry and thermometry using NV centers in a femtosecond laser-written diamond waveguide

Pekei, Demininggus, Guo, Yanzhao, Coccia, Giulio, Giakoumaki, Argyro N., Ramponi, Roberta, Bennett, Anthony J. ORCID: https://orcid.org/0000-0002-5386-3710, Eaton, Shane M. and Hadden, John P. ORCID: https://orcid.org/0000-0001-5407-6754 2026. High sensitivity fiber-integrated broadband magnetometry and thermometry using NV centers in a femtosecond laser-written diamond waveguide. Presented at: Quantum 2.0 Conference and Exhibition, Glasgow, UK, 15–18 June 2026. Quantum 2.0 Conference and Exhibition Proceedings. Optica Publishing Group,

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Abstract

We investigate realistic fiber-integrated broadband magnetometry and thermometry with projected shot-noise-limited DC-sensitivity of up to 63 pT/√Hz, based on dense NV center ensembles in a femtosecond laser-written diamond waveguide using balanced photodiodes.

Item Type:	Conference or Workshop Item - published (Paper)
Date Type:	Publication
Status:	Published
Schools:	Schools > Engineering
Publisher:	Optica Publishing Group
Last Modified:	12 Oct 2026 12:01
URI:	https://orca.cardiff.ac.uk/id/eprint/190155

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