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
- Rabi oscillations and optical coherence
- Ramsey fringes
- Motional coherence
- Coherence of highly-excited motional states
References:
[1] Goodwin J F, Stutter G, Thompson R C, Segal D M. 2016, Resolved-sideband laser cooling in a Penning trap, Physical 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 regime, PHYSICAL 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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