Shortcuts to adiabaticity in superconducting circuits for fast multi-partite state generation

FA Cárdenas-López, JC Retamal, X Chen - Communications Physics, 2023 - nature.com
Shortcuts to adiabaticity provide a flexible method to accelerate and improve a quantum
control task beyond adiabatic criteria. However, their application to the fast generation of …

Dissipation and entanglement dynamics for two interacting qubits coupled to independent reservoirs

M Scala, R Migliore, A Messina - Journal of Physics A …, 2008 - iopscience.iop.org
We derive the master equation of a system of two coupled qubits by taking into account their
interaction with two independent bosonic baths. Important features of the dynamics are …

Fully connected network of superconducting qubits in a cavity

DI Tsomokos, S Ashhab, F Nori - New Journal of Physics, 2008 - iopscience.iop.org
A fully connected qubit network is considered, where every qubit interacts with every other
one. When the interactions between the qubits are homogeneous, the system is a special …

Fast Conversion of Three‐Particle Dicke States to Four‐Particle Dicke States with Rydberg Superatoms

YL Liu, YQ Ji, X Han, WX Cui, S Zhang… - Advanced Quantum …, 2023 - Wiley Online Library
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 …

Resonant scattering can enhance the degree of entanglement

K Yuasa, H Nakazato - Journal of Physics A: Mathematical and …, 2006 - iopscience.iop.org
Generation of entanglement between two qubits by scattering an entanglement mediator is
discussed. The mediator bounces between the two qubits and exhibits a resonant scattering …

Entanglement creation in circuit QED via Landau–Zener sweeps

M Wubs, S Kohler, P Hänggi - Physica E: Low-dimensional Systems and …, 2007 - Elsevier
A qubit may undergo Landau–Zener transitions due to its coupling to one or several
quantum harmonic oscillators. We show that for a qubit coupled to one oscillator, Landau …

Robust stationary entanglement of two coupled qubits in independent environments

M Scala, R Migliore, A Messina… - The European Physical …, 2011 - Springer
The dissipative dynamics of two interacting qubits coupled to independent reservoirs at
nonzero temperatures is investigated, paying special attention to the entanglement …

Maximally entangling tripartite protocols for Josephson phase qubits

A Galiautdinov, JM Martinis - Physical Review A—Atomic, Molecular, and …, 2008 - APS
We introduce a suit of simple entangling protocols for generating tripartite Greenberger-
Horne-Zeilinger and W states in systems with anisotropic exchange interaction g (XX+ YY)+ …

Generation of macroscopic entangled states in coupled superconducting phase qubits

S Matsuo, S Ashhab, T Fujii, F Nori, K Nagai… - Journal of the Physical …, 2007 - journals.jps.jp
We consider the possibility of generating macroscopic entangled states in capacitively
coupled phase qubits. First we discuss the operation of phase qubits and the …

Dissipative effects on a generation scheme of a W state in an array of coupled Josephson junctions

R Migliore, M Scala, A Napoli, K Yuasa… - Journal of Physics B …, 2011 - iopscience.iop.org
The dynamics of an open quantum system, consisting of three superconducting qubits
interacting with independent reservoirs, is investigated to elucidate the effects of the …