Color noise enhances entanglement in accelerated two-qubit systems while two-qubit Fisher information yields higher estimation precision for initial parameters than the single-qubit form.
Metwally, Estimation of teleported and gained parameters in a non-inertial frame
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Fisher information of accelerated two-qubit system in the presence of the color and white noise channels
Color noise enhances entanglement in accelerated two-qubit systems while two-qubit Fisher information yields higher estimation precision for initial parameters than the single-qubit form.