Quantum-enhanced heat engine based on superabsorption
We propose a quantum-enhanced heat engine with entanglement. The key feature of our
scheme is superabsorption, which facilitates enhanced energy absorption by entangled …
scheme is superabsorption, which facilitates enhanced energy absorption by entangled …
Optimal detection of rotations about unknown axes by coherent and anticoherent states
Coherent and anticoherent states of spin systems up to spin $ j= 2$ are known to be optimal
in order to detect rotations by a known angle but unknown rotation axis. These optimal …
in order to detect rotations by a known angle but unknown rotation axis. These optimal …
Remote cooling of spin-ensembles through a spin-mechanical hybrid interface
We present a protocol for the ground-state cooling of a tripartite hybrid quantum system, in
which a macroscopic oscillator acts as a mediator between a single-probe spin and a …
which a macroscopic oscillator acts as a mediator between a single-probe spin and a …
Entangling two Dicke states in a periodic modulated quantum system
W Zhang, R Wu, C Sun, C Wu, G Wang - Physical Review A, 2024 - APS
We propose a theoretical approach for entangling two Dicke states in a periodic modulated
quantum system. By considering two qubit ensembles that are nonuniformly coupled to a …
quantum system. By considering two qubit ensembles that are nonuniformly coupled to a …
Preparing Dicke states in a spin ensemble using phase estimation
We present a Dicke state preparation scheme which uses global control of N spin qubits: our
scheme is based on the standard phase estimation algorithm, which estimates the …
scheme is based on the standard phase estimation algorithm, which estimates the …
Hybrid spin-phonon architecture for scalable solid-state quantum nodes
Solid-state spin systems hold great promise for quantum information processing and the
construction of quantum networks. However, the considerable inhomogeneity of spins in …
construction of quantum networks. However, the considerable inhomogeneity of spins in …
Fast Conversion of Three‐Particle Dicke States to Four‐Particle Dicke States with Rydberg Superatoms
Dicke states play an important role in quantum information processing and quantum
computing. Here, by virtue of quantum Zeno dynamics and shortcuts to adiabaticity, a …
computing. Here, by virtue of quantum Zeno dynamics and shortcuts to adiabaticity, a …
Generalized Parity Measurements and Efficient Large Multi-component Cat State Preparation with Quantum Signal Processing
S Zeytinoglu - arxiv preprint arxiv:2409.05186, 2024 - arxiv.org
Generalized parity measurements are instrumental for the preparation of non-trivial quantum
states and the detection of errors in error correction codes. Here, we detail a proposal for …
states and the detection of errors in error correction codes. Here, we detail a proposal for …
Switchable selective interactions in a Dicke model with a driven biased term
N Yu, S Wang, C Sun, G Wang - Physical Review E, 2022 - APS
In this work, we propose a method to investigate controllable qubit-resonator interactions in
a Dicke model with driven biased term. The nonlinearity of the spectrum, which can be …
a Dicke model with driven biased term. The nonlinearity of the spectrum, which can be …
Remote Cooling of Spin-ensembles Coupled to a Spin-mechanical Hybrid Interface
Y Wang, D Dasari - arxiv preprint arxiv:2403.16839, 2024 - arxiv.org
We present here a protocol for the ground-state cooling of a hybrid quantum system
consisting of a spin ensemble, an oscillator, and a single probe spin. In the weak dispersive …
consisting of a spin ensemble, an oscillator, and a single probe spin. In the weak dispersive …