2.2k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- University of ChileCL188 papers
- Centre National de la Recherche ScientifiqueFR116 papers
- Pontificia Universidad Católica de ChileCL62 papers
- Center for the Development of Nanoscience and NanotechnologyCL55 papers
- Universidad Diego PortalesCL54 papers
- Max Planck Institute for AstronomyDE46 papers
- Pontificia Universidad Católica de ValparaísoCL44 papers
- Université Grenoble AlpesFR44 papers
- University of CambridgeGB41 papers
- Atacama Large Millimeter Submillimeter ArrayCL38 papers
- Institut de Planétologie et d'Astrophysique de GrenobleFR36 papers
- University of the Basque CountryES36 papers
95 papers · 1 filter
Scalable phonon-laser arrays with self-organized synchronization
Hugo Molinares, Guillermo Romero, Victor Montenegro +1
Quantum mechanical oscillators operating at frequencies up to the GHz regime have been predicted to support phonon lasing -- self-sustained coherent vibrational motion emerging whe…
Hybrid Atomistic-Parametric Decoherence Model for Molecular Spin Qubits
Katy Aruachan, Sanoj Raj, Yamil J. Colón +2
Solid-state molecular qubits with open-shell ground states have great potential for addressability, scalability, and tunability, but understanding the fundamental limits of quantum…
Equally entangled multiqubit states
Francisco Albarrán-Arriagada, Guillermo Romero, Juan Carlos Retamal
We present a protocol for generating multiqubit quantum states with translationally invariant pairwise entanglement. Our approach is tailored for digital quantum computers with res…
Single excitation swap in a modified Jaynes-Cummings-Hubbard lattice
Maritza Ahumada, Natalia Valderrama-Quinteros, Diego Tancara +1
Controlling the transport and nature of quantum excitations in low-dimensional systems is a key requirement for scalable quantum devices, including communication networks and quant…
Detecting zero-point fluctuations with stochastic Brownian oscillators
Adrian E. Rubio Lopez, Felipe Herrera
High-quality quantum oscillators are preferred for precision sensing of external physical parameter because if the noise level due to interactions with the environment is too high,…
Quantum coherence and counterdiabatic quantum computing
Raziel Huerta-Ruiz, Maximiliano Araya-Gaete, Diego Tancara +3
Counterdiabatic driving emerges as a valuable technique for implementing shortcuts to adiabaticity protocols, enhancing quantum technology applications. In this context, counterdia…
Floquet-engineered system-reservoir interaction in the transverse field Ising model
Maritza Ahumada, Natalia Valderrama-Quinteros, Guillermo Romero
Periodically driving a quantum many-body system can drastically change its properties, leading to exotic non-equilibrium states of matter without a static analog. In this scenario,…
Fluctuations and optimal control in a Floquet Quantum Thermal Transistor
Samir Das, Shishira Mahunta, Nikhil Gupt +2
We use Full Counting Statistics to study fluctuations and optimal control in a three-terminal Floquet quantum thermal transistor. We model the setup using three qubits (termed as t…
High-dimensional counterdiabatic quantum computing
Diego Tancara, Francisco Albarrán-Arriagada
The digital version of adiabatic quantum computing enhanced by counterdiabatic driving, known as digitized counterdiabatic quantum computing, has emerged as a paradigm that opens t…
Multiple Interacting Photonic Modes in Strongly Coupled Organic Microcavities
Felipe Herrera, William L. Barnes
Room temperature cavity quantum electrodynamics with molecular materials in optical cavities offers exciting prospects for controlling electronic, nuclear and photonic degrees of f…
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…
Noise reduction via optimal control in a light-matter quantum system
Francisco Albarrán-Arriagada, Guillermo Romero, Enrique Solano +1
Quantum noise reduction below the shot noise limit is a signature of light-matter quantum interaction. A limited amount of squeezing can be obtained along the transient evolution o…
Digital-Analog Counterdiabatic Quantum Optimization with Trapped Ions
Shubham Kumar, Narendra N. Hegade, Alejandro Gomez Cadavid +3
We introduce a hardware-specific, problem-dependent digital-analog quantum algorithm of a counterdiabatic quantum dynamics tailored for optimization problems. Specifically, we focu…
Steering spin fluctuations in lattice systems via two-tone Floquet engineering
Ruben Peña, Felipe Torres, Guillermo Romero
We report on the control of spin pair fluctuations using two-tone Floquet engineering. We consider a one-dimensional spin-1/2 lattice with periodically modulated spin exchanges usi…
Single-Layer Digitized-Counterdiabatic Quantum Optimization for -spin Models
Huijie Guan, Fei Zhou, Francisco Albarrán-Arriagada +4
Quantum computing holds the potential for quantum advantage in optimization problems, which requires advances in quantum algorithms and hardware specifications. Adiabatic quantum o…
Quantum simulation of entanglement dynamics in a quantum processor
C. Inzulza, S. Saavedra-Pino, F. Albarrán-Arriagada +2
We implement a five-qubit protocol in IBM quantum processors to study entanglement dynamics in a two qubit system in the presence of a simulated environment. Specifically, two qubi…
Microwave Quantum Memcapacitor Effect
X. -Y. Qiu, S. Kumar, F. A. Cárdenas-López +3
Developing the field of neuromorphic quantum computing necessitates designing scalable quantum memory devices. Here, we propose a superconducting quantum memory device in the micro…
Coherent anharmonicity transfer from matter to light in the THz regime
Mauricio Arias, Johan F. Triana, Aldo Delgado +1
Optical nonlinearities are fundamental in several types of optical information processing protocols. However, the high laser intensities needed for implementing phase nonlinearitie…
Machine Learning for maximizing the memristivity of single and coupled quantum memristors
Carlos Hernani-Morales, Gabriel Alvarado, Francisco Albarrán-Arriagada +3
We propose machine learning (ML) methods to characterize the memristive properties of single and coupled quantum memristors. We show that maximizing the memristivity leads to large…
Digital-analog quantum computing of fermion-boson models in superconducting circuits
Shubham Kumar, Narendra N. Hegade, Anne-Maria Visuri +5
High-fidelity quantum simulations demand hardware-software co-design architectures, which are crucial for adapting to complex problems such as strongly correlated dynamics in conde…
Semi-Empirical Haken-Strobl Model for Molecular Spin Qubits
Katy Aruachan, Yamil J. Colón, Daniel Aravena +1
Understanding the physical processes that determine the relaxation and dephasing times of molecular spin qubits is critical for envisioned applications in quantum met…
Embedded Quantum Correlations in thermalized quantum Rabi systems
M. Ahumada, F. A. Cárdenas-López, G. Alvarado Barrios +2
We study the quantum correlations embedded in open quantum Rabi systems. Specifically, we study how the quantum correlation depends on the coupling strength, number of qubits, and…
Shortcuts to adiabaticity in superconducting circuits for fast multi-partite state generation
F. A. Cárdenas-López, J. C. Retamal, Xi. Chen
Shortcuts to adiabaticity provides a flexible method to accelerate and improve a quantum control task beyond adiabatic criteria. Here we propose the reverse-engineering approach to…
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…