Articles with "qutrit" as a keyword



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Accelerated and robust population transfer in a transmon qutrit via $$\Delta $$Δ-type driving

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Published in 2018 at "Quantum Information Processing"

DOI: 10.1007/s11128-018-2006-7

Abstract: We propose an efficient protocol to implement accelerated and robust population transfer in a transmon qutrit via $$\Delta $$Δ-type driving. By means of stimulated Raman adiabatic passage, we first show an adiabatic population transfer in… read more here.

Keywords: transfer transmon; population transfer; qutrit; population ... See more keywords
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Optimal controls of invariant-based population transfer in a superconducting qutrit

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Published in 2020 at "Quantum Information Processing"

DOI: 10.1007/s11128-020-2583-0

Abstract: Optimization of the control operations is of critical importance in the context of quantum information processing. We adopt optimal control techniques to implement invariant-based quantum population transfer in a superconducting qutrit. The first three levels… read more here.

Keywords: transfer superconducting; population transfer; qutrit; transfer ... See more keywords
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Quantum Teleportation via Qutrit Entangled State

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Published in 2020 at "Chinese Journal of Electronics"

DOI: 10.1049/cje.2019.12.009

Abstract: Qutrit is the natural extension of qubit in quantum information processing and has quite a few advantages that outperform qubit. In this paper, we investigate the feasibility of teleportation of an unknown qubit state, as… read more here.

Keywords: state; entangled state; qutrit; quantum teleportation ... See more keywords
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Construction of a qudit using Schrödinger cat states and generation of hybrid entanglement between a discrete-variable qudit and a continuous-variable qudit

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Published in 2021 at "Physical Review A"

DOI: 10.1103/physreva.104.032412

Abstract: We show that a continuous-variable (CV) qudit can be constructed using quasiorthogonal cat states of a bosonic mode, when the phase encoded in each cat state is chosen appropriately. With the constructed CV qudit and… read more here.

Keywords: state; qudit; continuous variable; qutrit ... See more keywords
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Violations of a Leggett-Garg inequality without signaling for a photonic qutrit probed with ambiguous measurements

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Published in 2018 at "Physical Review A"

DOI: 10.1103/physreva.97.020101

Abstract: We realise a quantum three-level system with photons distributed among three different spatial and polarization modes. Ambiguous measurement of the state of the qutrit are realised by blocking one out for the three modes at… read more here.

Keywords: garg inequality; violations leggett; qutrit; ambiguous measurements ... See more keywords
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Experimental Realization of Two Qutrits Gate with Tunable Coupling in Superconducting Circuits.

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Published in 2022 at "Physical review letters"

DOI: 10.1103/physrevlett.130.030603

Abstract: Gate-based quantum computation has been extensively investigated using quantum circuits based on qubits. In many cases, such qubits are actually made out of multilevel systems but with only two states being used for computational purpose.… read more here.

Keywords: quantum computation; qutrit; two qutrit; gate ... See more keywords

Dissipative preparation of qutrit entanglement via periodically modulated Rydberg double antiblockade.

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Published in 2021 at "Optics express"

DOI: 10.1364/oe.419568

Abstract: We propose a mechanism of Rydberg double antiblockade by virtue of a resonant dipole-dipole interaction between a pair of Rydberg atoms placed at short distances scaling as 1/R3. By combining this novel excitation regime with… read more here.

Keywords: dissipative preparation; qutrit; periodically modulated; rydberg double ... See more keywords