1. High-fidelity quantum control via Autler-Townes splitting
- Author
-
Michele Delvecchio, Teodora Kirova, Ennio Arimondo, Donatella Ciampini, and Sandro Wimberger
- Subjects
Quantum Physics ,Atomic Physics (physics.atom-ph) ,FOS: Physical sciences ,Quantum Physics (quant-ph) ,Physics - Atomic Physics - Abstract
We propose quantum control protocols for the high-fidelity preparation of target states in systems with Autler-Townes splitting. We investigate an approximated three-level system obtained from a four-level one by adiabatically eliminating a state that does not participate in the evolution. In our work we use linear, arctan, and Roland-Cerf functions for transferring population between two eigenstates of the system obtaining a high fidelity for long evolution times. Additionally, in order to overcome the restriction given by the lifetimes of the experimental setup, we propose an accelerated adiabatic evolution with a shortcut to adiabaticity protocol, which allows us to reach fidelities close to one but much faster.
- Published
- 2022