We propose a strategy to modulate the decoherence dynamics of a two-level system, which interacts with a dissipative bosonic environment, by introducing an ancillary degree of freedom. It is revealed that the decay rate of the two-level system can be significantly suppressed under suitable steers of the assisted degree of freedom. Our result provides an alternative way to fight against decoherence and realize a controllable quantum dissipative dynamics.

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Posted 22 Jan, 2021
On 05 Feb, 2021
Received 31 Jan, 2021
On 29 Jan, 2021
Invitations sent on 29 Jan, 2021
On 20 Jan, 2021
On 20 Jan, 2021
On 20 Jan, 2021
On 18 Jan, 2021
Posted 22 Jan, 2021
On 05 Feb, 2021
Received 31 Jan, 2021
On 29 Jan, 2021
Invitations sent on 29 Jan, 2021
On 20 Jan, 2021
On 20 Jan, 2021
On 20 Jan, 2021
On 18 Jan, 2021
We propose a strategy to modulate the decoherence dynamics of a two-level system, which interacts with a dissipative bosonic environment, by introducing an ancillary degree of freedom. It is revealed that the decay rate of the two-level system can be significantly suppressed under suitable steers of the assisted degree of freedom. Our result provides an alternative way to fight against decoherence and realize a controllable quantum dissipative dynamics.

Figure 1

Figure 2

Figure 3
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