Optimal control of diamond spin qubits for quantum sensing in noisy environments

Year: 2019

Authors: Poggiali F., Hernandez Gomez S., Cappellaro P., Fabbri N.

Autors Affiliation: LENS European Laboratory for Non linear Spectroscopy, Università degli Studi di Firenze, I-50019 Sesto Fiorentino, Italy; CNR-INO Istituto Nazionale di Ottica del Consiglio Nazionale delle Ricerche, I-50019 Sesto Fiorentino, Italy; Department of Nuclear Science and Engineering, Massachusetts Institute of Technology, Cambridge, MA 02139, USA

Abstract: We devise a robust quantum sensing scheme based on optimal control. We experimentally demonstrate sensitivity enhancement of diamond spin-qubits sensors to measure ultraweak time-varying magnetic fields in noisy environments.

Conference title:

More Information: DOI:10.1364/QIM.2019.S3C.2
KeyWords: Quantum information and processing; Fluctuations, relaxations, and noise; Nitrogen vacancy centers