Lucas C. Céleri
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View article: Entanglement Swapping for Partially Entangled Qudits and the Role of Quantum Complementarity
Entanglement Swapping for Partially Entangled Qudits and the Role of Quantum Complementarity Open
The entanglement swapping protocol (ESP) is extended to partially entangled qudit states and the process within the framework of complete complementarity relations (CCRs) is analyzed. Building on previous results for qubits, it is shown th…
View article: Mutual information and holographic entanglement entropy for strongly coupled <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" display="inline"><mml:mrow><mml:mi>R</mml:mi></mml:mrow></mml:math>-charged plasmas
Mutual information and holographic entanglement entropy for strongly coupled -charged plasmas Open
We numerically evaluate, for slab entangling geometries, the mutual information and the holographic entanglement entropy between strongly interacting fields in different spatial regions for two different conformal holographic models at fin…
View article: Graviton induced decoherence of a composite particle
Graviton induced decoherence of a composite particle Open
We consider a composite particle, whose internal degrees of freedom are described by quantum mechanics, interacting with the quantum gravitational field in the linear approximation. Dechorence induced by the quantum fluctuations of the gra…
View article: Relativistic approach to thermodynamic irreversibility
Relativistic approach to thermodynamic irreversibility Open
We consider a localized quantum system living in a curved spacetimes. By translating into this scenario the paradgmatic two-point measument scheme in quantum statistical mechanics we are able to prove a relativistic version of the quantum …
View article: System-environment quantum information flow
System-environment quantum information flow Open
The return of the information from the environment to the system is a phenomenon that can be related to the existence of non-Markovian mechanisms in the environment, and such a transformation of resources can be useful for quantum informat…
View article: Quantum thermodynamics as a gauge theory
Quantum thermodynamics as a gauge theory Open
Thermodynamics is based on a coarse-grained approach, from which its fundamental variables emerge, effectively erasing the complicate details of the microscopic dynamics within a macroscopic system. The strength of Thermodynamics lies in t…
View article: Entropy production due to spacetime fluctuations
Entropy production due to spacetime fluctuations Open
Understanding the quantum nature of the gravitational field is undoubtedly one of the greatest challenges in theoretical physics. Despite significant progress, a complete and consistent theory remains elusive. However, in the weak field ap…
View article: Landauer Principle and the Second Law in a Relativistic Communication Scenario
Landauer Principle and the Second Law in a Relativistic Communication Scenario Open
The problem of formulating thermodynamics in a relativistic scenario remains unresolved, although many proposals exist in the literature. The challenge arises due to the intrinsic dynamic structure of spacetime as established by the genera…
View article: Speedup of thermodynamic entropy production via quantum dynamical criticality
Speedup of thermodynamic entropy production via quantum dynamical criticality Open
The thermodynamics of quantum phase transitions has long been a rich area of research, providing numerous insights and enhancing our understanding of this important phenomenon. This theoretical framework has been well-developed specially b…
View article: Quantum fluctuation theorem in a curved spacetime
Quantum fluctuation theorem in a curved spacetime Open
The interplay between thermodynamics, general relativity and quantum mechanics has long intrigued researchers. Recently, important advances have been obtained in thermodynamics, mainly regarding its application to the quantum domain throug…
View article: Photonic entanglement with accelerated light
Photonic entanglement with accelerated light Open
Accelerated light has been demonstrated with laser light and diffraction. Within the diffracting field it is possible to identify a portion that carries most of the beam energy, which propagates in a curved trajectory as it would have been…
View article: System-environment quantum information flow
System-environment quantum information flow Open
The return of the information from the environment to the system is a phenomenon can be related to existence of non-Markovian mechanisms in the environment and such transformation of resources can be useful for quantum information applicat…
View article: Gauge-Invariant Quantum Thermodynamics: Consequences for the First Law
Gauge-Invariant Quantum Thermodynamics: Consequences for the First Law Open
The universality of classical thermodynamics rests on the central limit theorem, due to which, measurements of thermal fluctuations are unable to reveal detailed information regarding the microscopic structure of a macroscopic body. When s…
View article: Effects of reservoir squeezing on the amplification of quantum correlation
Effects of reservoir squeezing on the amplification of quantum correlation Open
The dynamics of quantum discord is studied in a system of two identical noninteracting qubits coupled to a common squeezed vacuum bath through non-demolition interactions. We concern on how reservoir squeezing influences the dynamical beha…
View article: Krylov Complexity and Dynamical Phase Transition in the quenched LMG model
Krylov Complexity and Dynamical Phase Transition in the quenched LMG model Open
Investigating the time evolution of complexity in quantum systems entails evaluating the spreading of the system's state across a defined basis in its corresponding Hilbert space. Recently, the Krylov basis has been identified as the one t…
View article: Decoherence of a composite particle induced by a weak quantized gravitational field
Decoherence of a composite particle induced by a weak quantized gravitational field Open
Even though we have some proposals for the quantum theory of gravity like string theory or loop quantum gravity, we do not have any experimental evidence supporting any of these theories. Actually, we do not have empirical evidence pointin…
View article: Analogue Gravitational Lensing in Bose-Einstein Condensates
Analogue Gravitational Lensing in Bose-Einstein Condensates Open
We consider the propagation of phonons in the presence of a particle sink with radial flow in a Bose–Einstein condensate. Because the particle sink can be used to simulate a static acoustic black hole, the phonon would experience a conside…
View article: Thermodynamic entropy production in the dynamical Casimir effect
Thermodynamic entropy production in the dynamical Casimir effect Open
This paper address the question of thermodynamic entropy production in the context of the dynamical Casimir effect. Specifically, we study a scalar quantum field confined within a one-dimensional ideal cavity subject to time-varying bounda…
View article: The irreversibility of relativistic time-dilation
The irreversibility of relativistic time-dilation Open
The fluctuation relations, which characterize irreversible processes in nature, are among the most important results in non-equilibrium physics. In short, these relations say that it is exponentially unlikely for us to observe a time-rever…
View article: Decoherence of a composite particle induced by a weak quantized gravitational field
Decoherence of a composite particle induced by a weak quantized gravitational field Open
Despite the fact that we have some proposals for the quantum theory of gravity like string theory or loop quantum gravity, we do not have any experimental evidence supporting any of these theories. Actually, we do not have experimental evi…
View article: Photonic entanglement with accelerated light
Photonic entanglement with accelerated light Open
Accelerated light has been demonstrated with laser light and diffraction. Within the diffracting field it is possible to identify a portion that carries most of the beam energy, which propagates in a curved trajectory as it would have been…
View article: The irreversibility of relativistic time-dilation
The irreversibility of relativistic time-dilation Open
The fluctuation relations, which characterize irreversible processes in Nature, are among the most important results in non-equilibrium physics. In short, these relations say that it is exponentially unlikely for us to observe a time-rever…
View article: Digital-Analog Quantum Simulation of Fermionic Models
Digital-Analog Quantum Simulation of Fermionic Models Open
Simulating quantum many-body systems is a highly demanding task since the required resources grow exponentially with the dimension of the system. In the case of fermionic systems, this is even harder since nonlocal interactions emerge due …
View article: Local predictability and coherence versus distributed entanglement in entanglement swapping from partially entangled pure states
Local predictability and coherence versus distributed entanglement in entanglement swapping from partially entangled pure states Open
Complete complementarity relations, as e.g. $P(ρ_{A})^{2} + C(ρ_{A})^{2} + E(|Ψ\rangle_{AB})^{2}=1$, constrain the local predictability, $P$, and local coherence, $C$, and the entanglement, $E$, of bipartite pure states. For pairs of qubit…
View article: Quantum Markov monogamy inequalities
Quantum Markov monogamy inequalities Open
Markovianity lies at the heart of communication problems. This in turn makes\nthe information-theoretic characterization of Markov processes worthwhile. Data\nprocessing inequalities are ubiquitous in this sense, assigning necessary\ncondi…
View article: Two-point measurement of entropy production from the outcomes of a single experiment with correlated photon pairs
Two-point measurement of entropy production from the outcomes of a single experiment with correlated photon pairs Open
Fluctuation theorems are one of the pillars of non-equilibrium\nthermodynamics. Broadly speaking, they concern the statistical distribution of\nquantities such as heat, work or entropy production. Quantum experiments,\nhowever, usually can…
View article: Reassessing thermodynamic advantage from indefinite causal order
Reassessing thermodynamic advantage from indefinite causal order Open
Indefinite causal order is a key feature involved in the study of quantum higher order transformations. Recently, intense research has been focused on possible advantages related to the lack of definite causal order of quantum processes. Q…
View article: Analogue Penrose process in rotating acoustic black Hole
Analogue Penrose process in rotating acoustic black Hole Open
Analogue gravity stands today as an important tool for the investigation of gravitational phenomena that would be otherwise out of reach considering our technology. We consider here the analogue Penrose process in a rotating acoustic black…
View article: Analogue gravitational lensing in optical Bose-Einstein condensates
Analogue gravitational lensing in optical Bose-Einstein condensates Open
We consider acoustic propagation of phonons in the presence of a non-rotating vortex with radial flow in a Bose-Einstein condensate (BEC) of photons. Since the vortex can be used to simulate a static acoustic black hole, the phonon would e…
View article: Quantum Markov monogamy inequalities
Quantum Markov monogamy inequalities Open
Markovianity lies at the heart of communication problems. This in turn makes the information-theoretic characterization of Markov processes worthwhile. Data processing inequalities are ubiquitous in this sense, assigning necessary conditio…