Author profile: Pérez Fernández, Pedro
Institutional data
Name | Pérez Fernández, Pedro |
Department | Física Aplicada III |
Knowledge area | Física Aplicada |
Professional category | Profesor Titular de Universidad |
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Statistics
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No. publications
33
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No. visits
4425
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No. downloads
8034
Publications |
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Article
Nuclear Physics in the Era of Quantum Computing andQuantum Machine Learning
(Wiley, 2024)
In this paper, the application of quantum simulations and quantum machine learning is explored to solve problems in ... |
Article
Digital-analog quantum computation with arbitrary two-body Hamiltonians
(American Physical Society, 2024)
Digital-analog quantum computing is a computational paradigm which employs an analog Hamiltonian resource together with ... |
Article
Excited-state Quantum Phase Transitions in the Anharmonic Lipkin-Meshkov-Glick Model: Dynamical Aspects
(American Physical Society, 2023)
The standard Lipkin-Meshkov-Glick (LMG) model undergoes a second-order ground-state quantum phase transition (QPT) and an ... |
Article
A digital quantum simulation of the Agassi model
(Elsevier, 2022)
A digital quantum simulation of the Agassi model from nuclear physics is proposed and analyzed. The proposal is worked out ... |
Article
Excited-state Quantum Phase Transitions in the Anharmonic Lipkin-Meshkov-Glick Model: Static Aspects
(American Physical Society, 2022)
The basic Lipkin-Meshkov-Glick model displays a second-order ground-state quantum phase transition and an excited-state ... |
Article
Entropies and IPR as Markers for a Phase Transition in a Two-Level Model for Atom–Diatomic Molecule Coexistence
(Multidisciplinary Digital Publishing Institute (MDPI), 2022)
A quantum phase transition (QPT) in a simple model that describes the coexistence of atoms and diatomic molecules is ... |
Article
Digital quantum simulation of an extended Agassi model: Using machine learning to disentangle its phase-diagram
(American Physical Society, 2022)
A digital quantum simulation for the extended Agassi model is proposed using a quantum platform with eight trapped ions. ... |
Final Degree Project |
Master's Final Project |
Article
The Invariant Two-Parameter Function of Algebras ψ
(MDPI, 2019)
At present, the research on invariant functions for algebras is very extended since Hrivnák and Novotný defined in 2007 ... |
Presentation
A beyond mean-field study of the Tavis- Cummings model
(American Institute of Physics, 2019)
A beyond mean-field study of the Tavis-Cummings (TC) model is developed. This is the simplest model for describing the ... |
Article
Number conserving particle-hole RPA for superfluid nuclei
(Elsevier, 2019)
We present a number conserving particle-hole RPA theory for collective excitations in the transition from normal to ... |
Final Degree Project
Estudio de transiciones de fase cuánticas en el modelo de Rabi
(2019)
El objetivo de este trabajo es realizar un estudio sobre las transiciones de fase cuánticas que se presentan en el modelo ... |
PhD Thesis |
Article
An extended Agassi model: Algebraic structure, phase diagram, and large size limit
(Institute of Physics Publishing, 2019)
The Agassi model (Agassi 1968 Nucl. Phys. A 116 49) is a schematic two-level model that involves pairing and monopole-monopole ... |
Article
Phase diagram of an extended Agassi model
(American Physical Society, 2018)
Background: The Agassi model [D. Agassi, Nucl. Phys. A 116, 49 (1968)NUPABL0375-947410.1016/0375-9474(68)90482-X] is an ... |
Article
From thermal to excited-state quantum phase transition: The Dicke model
(American Physical Society, 2017)
We study the thermodynamics of the full version of the Dicke model, including all the possible values of the total angular ... |
Article
Excited-state quantum phase transitions in a two-fluid Lipkin model
(American Physical Society, 2017)
Background: Composed systems have become of great interest in the framework of ground-state quantum phase transitions ... |
Article
Phase diagram of the two-fluid Lipkin model: A "butterfly" catastrophe
(American Physical Society, 2016)
Background: In the past few decades quantum phase transitions have been of great interest in nuclear physics. In this ... |
Chapter of Book
Contractions of certain Lie algebras
(Godel, 2015)
This communication is focused on the study of contractions of certain types of Lie algebras of low dimension, in order to ... |
Article
Quantum phase transitions of atom-molecule Bose mixtures in a double-well potential
(2014)
The ground state and spectral properties of Bose gases in double-well potentials are studied in two different scenarios: ... |
Presentation
Decoherence and quantum quench: Their relationship with excited state quantum phase transitions
(American Institute of Physics, 2012)
We study the similarities and differences between the phenomena of Quantum Decoherence and Quantum Quench in presence of ... |
Presentation
A beyond mean field study of Bose gases in a double-well potential with a Feshbach resonance
(American Institute of Physics, 2012)
The Bose-Hubbard model coupled to a Feshbach resonance is studied. Quantum phase transitions are analyzed within a beyond ... |
Presentation
Excited state quantum phase transitions and chaos in the Dicke model
(American Institute of Physics, 2012)
In this contribution, the critical behavior of excited state quantum phase transitions (ESQPT's) and its relation to order ... |
PhD Thesis
Estudio de transiciones de fase cuánticas en sistemas de dos niveles
(2011)
El trabajo se estructura en 6 capítulos. El capítulo 1 posee fundamentalmente un carácter de introducción teórica a las ... |
Article
Excited-state phase transition and onset of chaos in quantum optical models
(American Physical Society, 2011)
We study the critical behavior of excited states and its relation to order and chaos in the Jaynes-Cummings and Dicke ... |
Article
Novel results from an algebraic approach to molecular bending dynamics
(Institute of Physics Publishing, 2011)
We present a brief review of research topics of current interest that depend on an algebraic approach to molecular bending ... |
Article
Quantum quench influenced by an excited-state phase transition
(American Physical Society, 2011)
We analyze excited-state quantum phase transitions (ESQPTs) in three schematic (integrable and nonintegrable) models ... |
Article
Finite-size corrections in the bosonic algebraic approach to two-dimensional systems
(American Physical Society, 2011)
Analytical results beyond the mean-field-limit approximation for several observables of the two-dimensional limit of the ... |
Presentation
Decoherence as a Signature of an Excited State Quantum Phase Transition in Two Level Boson Systems
(American Institute of Physics, 2009)
We analyze the decoherence induced on a single qubit by the interaction with a two-level boson system with critical internal ... |
Article
Decoherence due to an excited-state quantum phase transition in a two-level boson model
(American Physical Society, 2009)
The decoherence induced on a single qubit by its interaction with the environment is studied. The environment is modeled ... |
Presentation
Connection between decoherence and excited state quantum phase transitions
(American Institute of Physics, 2009)
In this work we explore the relationship between an excited state quantum phase transition (ESQPT) and the phenomenon of ... |
Article
Decoherence as a signature of an excited-state quantum phase transition
(American Physical Society, 2008)
We analyze the decoherence induced on a single qubit by the interaction with a two-level boson system with critical internal ... |