Since an ion cooled to its ground state in a trap is such a well-controlled and isolated quantum mechanical system, it can show excellent coherence properties.

QC studies

References:

[1] Goodwin J F, Stutter G, Thompson R C, Segal D M.  2016, Resolved-sideband laser cooling in a Penning trapPhysical Review Letters. 2016;116(14): 143002. doi: 10.1103/PhysRevLett.116.143002.

[2] Jarlaud V. Sideband Cooling of Ion Coulomb Crystals in a Penning Trap. 2018. (PhD thesis)

[3] Joshi M. Coherent Dynamics of Trapped Ions Within and Outside the Lamb-Dicke Regime. 2018. (PhD thesis)

[4]  Joshi M K, Hrmo P, Jarlaud V, Oehl F, Thompson R C. Population dynamics in sideband cooling of trapped ions outside the Lamb-Dicke regimePHYSICAL REVIEW A, 2019;99(1): 013423. doi: 10.1103/PhysRevA.99.013423.

[5] Hrmo P. Ground State Cooling of the Radial Motion of a Single Ion in a Penning Trap and Coherent Manipulation of Small Numbers of Ions. 2018. (PhD thesis)

 

 

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