542 citations · 2.3k across the 37 of their papers we have counts for
33 papers · 1 filter
Robust multi-mode superconducting circuit optimized for quantum information processing
P. García-Azorín, F. A. Cárdenas-López, G. B. P. Huber +5
Multi-mode superconducting circuits offer a promising platform for engineering robust systems for quantum computation. Previous studies indicate that single-mode devices cannot be…
Resilient superconducting-element design with genetic algorithms
F. A. Cárdenas-López, J. C. Retamal, Xi Chen +2
We present superconducting quantum circuits which exhibit atomic energy spectrum and selection rules as ladder and lambda three-level configurations designed by means of genetic al…
Stable many-body resonances in open quantum systems
Ruben Peña, Thi Ha Kyaw, Guillermo Romero
Periodically driven quantum many-body systems exhibit novel nonequilibrium states such as prethermalization, discrete time crystals, and many-body localization. Recently, the gener…
Fractional resonances and prethermal states in Floquet systems
R. Peña, V. M. Bastidas, F. Torres +2
In periodically-driven quantum systems, resonances can induce exotic nonequilibrium behavior and new phases of matter without static analog. We report on the emergence of fractiona…
Steering Interchange of Polariton Branches via Coherent and Incoherent Dynamics
Diego Tancara, Ariel Norambuena, Rubén Peña +3
Controlling light-matter based quantum systems in the strong coupling regime allows for exploring quantum simulation of many-body physics in nowadays architectures. For instance, t…
Dynamical dimerization phase in Jaynes-Cummings lattices
Rubén Peña, Felipe Torres, Guillermo Romero
We report on an emergent dynamical phase of a strongly-correlated light-matter system, which is governed by dimerization processes due to short-range and long-range two-body intera…
Dynamical quantum phase transitions and non-Markovian dynamics
Thi Ha Kyaw, Victor M. Bastidas, Jirawat Tangpanitanon +2
In the context of closed quantum systems, when a system prepared in its ground state undergoes a sudden quench, the resulting Loschmidt echo can exhibit zeros, resembling the Fishe…
Parity-assisted generation of nonclassical states of light in circuit quantum electrodynamics
F. A. Cárdenas-López, G. Romero, L. Lamata +2
We propose a method to generate nonclassical states of light in multimode microwave cavities. Our approach considers two-photon processes that take place in a system composed of tw…
Nucleation of superfluid-light domains in a quenched dynamics
Joaquín Figueroa, José Rogan, Juan Alejandro Valdivia +3
Strong correlation effects emerge from light-matter interactions in coupled resonator arrays, such as the Mott-insulator to superfluid phase transition of atom-photon excitations.…
One-way quantum computing in superconducting circuits
F. Albarrán-Arriagada, G. Alvarado-Barrios, M. Sanz +4
We propose a method for the implementation of one-way quantum computing in superconducting circuits. Measurement-based quantum computing is a universal quantum computation paradigm…
Role of quantum correlations in light-matter quantum heat engines
G. Alvarado Barrios, F. Albarrán-Arriagada, F. A. Cárdenas-López +2
We study a quantum Otto engine embedding a working substance composed by a two-level system interacting with a harmonic mode. The physical properties of the substance are described…
Floquet stroboscopic divisibility in non-Markovian dynamics
V. M. Bastidas, Thi Ha Kyaw, Jirawat Tangpanitanon +3
We provide a general discussion of the Liouvillian spectrum for a system coupled to a non-Markovian bath using Floquet theory. This approach is suitable when the system is describe…
Incoherent-mediator for quantum state transfer in the ultrastrong coupling regime
F. A. Cárdenas-López, F. Albarrán-Arriagada, G. Alvarado Barrios +2
We study quantum state transfer between two qubits coupled to a common quantum bus that is constituted by an ultrastrong coupled light-matter system. By tuning both qubit frequenci…
Generation of higher dimensional entangled states in quantum Rabi systems
F. Albarrán-Arriagada, G. Alvarado Barrios, F. A. Cardenas-López +2
We present protocols for the generation of high-dimensional entangled states of anharmonic oscillators by means of coherent manipulation of light-matter systems in the ultrastrong…
Parity-preserving light-matter system mediates effective two-body interactions
Thi Ha Kyaw, Sebastian Allende, Leong-Chuan Kwek +1
We study the equilibrium and non-equilibrium physics of two qubits interacting through an ultrastrong coupled qubit-cavity system. By tuning the qubits energy gap while keeping the…
Beyond mean-field bistability in driven-dissipative lattices: bunching-antibunching transition and quantum simulation
J. J. Mendoza-Arenas, S. R. Clark, S. Felicetti +4
In the present work we investigate the existence of multiple nonequilibrium steady states in a coherently driven XY lattice of dissipative two-level systems. A commonly used mean-f…
Broken selection rule in the quantum Rabi model
P. Forn-Díaz, G. Romero, C. J. P. M. Harmans +2
Understanding the interaction between light and matter is very relevant for fundamental studies of quantum electrodynamics and for the development of quantum technologies. The quan…
Quantum Rabi Model with Trapped Ions
J. S. Pedernales, I. Lizuain, S. Felicetti +3
We propose the quantum simulation of the quantum Rabi model in all parameter regimes by means of detuned bichromatic sideband excitations of a single trapped ion. We show that curr…
Parity-dependent State Engineering and Tomography in the ultrastrong coupling regime
S. Felicetti, T. Douce, G. Romero +2
Reaching the strong coupling regime of light-matter interaction has led to an impressive development in fundamental quantum physics and applications to quantum information processi…
Fermion-Fermion Scattering in Quantum Field Theory with Superconducting Circuits
L. García-Álvarez, J. Casanova, A. Mezzacapo +4
We propose an analog-digital quantum simulation of fermion-fermion scattering mediated by a continuum of bosonic modes within a circuit quantum electrodynamics scenario. This quant…
Dynamical Casimir effect entangles artificial atoms
S. Felicetti, M. Sanz, L. Lamata +4
We show that the physics underlying the dynamical Casimir effect may generate multipartite quantum correlations. To achieve it, we propose a circuit quantum electrodynamics (cQED)…
Dynamical correlation functions and the quantum Rabi model
F. Alexander Wolf, Fabio Vallone, Guillermo Romero +3
We study the quantum Rabi model within the framework of the analytical solution developed in Phys. Rev. Lett. 107,100401 (2011). In particular, through time-dependent correlation f…
Validity of resonant two-qubit gates in the ultrastrong coupling regime of circuit QED
Y. M. Wang, D. Ballester, G. Romero +2
We investigate theoretically the performance of two-qubit resonant gates in the crossover from the strong to the ultrastrong coupling (USC) regime of light-matter interaction in ci…
Ultrafast Quantum Gates in Circuit QED
G. Romero, D. Ballester, Y. M. Wang +2
We present a method of implementing ultrafast two-qubit gates valid for the ultrastrong coupling (USC) and deep strong coupling (DSC) regimes of light-matter interaction, consideri…