Information-theoretical analysis of Dirac and nonrelativistic quantum oscillators

I López-García, AJ Macías, S López-Rosa, JC Angulo - Physical Review A, 2023 - APS
An information-theoretical study of the Dirac oscillator and the usual quantum oscillator is
provided, in terms of the respective spatial densities. The comparative analysis is grounded …

Pairwise and higher-order statistical correlations in excited states of quantum oscillator systems

SJC Salazar, HG Laguna, RP Sagar - The European Physical Journal Plus, 2022 - Springer
Pairwise and higher-order statistical correlations are examined in excited states of quantum
oscillator systems, in position, and in momentum space. Measures from information theory …

Information theoretic measures for interacting bosons in optical lattice

R Roy, B Chakrabarti, ND Chavda, ML Lekala - Physical Review E, 2023 - APS
This work reports the different information theoretic measures, ie, Shannon information
entropy, order, disorder, complexity, and their dynamical measure for the interacting bosons …

Mutual information sums and relations with interaction energies in -particle quantum systems

SJC Salazar, HG Laguna, RP Sagar - Physical Review E, 2024 - APS
The sums of position-and momentum-space mutual information measures are used to
examine the pairwise and higher-order statistical correlation in the ground states of N …

Particle number and interactions in the entropic uncertainty relations

SJC Salazar, HG Laguna, RP Sagar - Physica Scripta, 2023 - iopscience.iop.org
The dependence of the entropic uncertainty relations on particle number and on attractive
and repulsive interparticle potential strengths, is examined in the ground state of coupled …

Control of Correlation Using Confinement in Case of Quantum System

K Kumar, V Prasad - Annalen der Physik, 2023 - Wiley Online Library
This article investigates the behavior of a Moshinsky atom in a 1D harmonic trap. Focus is
given on the theoretical foundations of confinement and its impact on the correlation …

Analysis of correlation and ionization from pair distributions in many-electron systems

S López-Rosa, JC Angulo, AL Martín… - The European Physical …, 2021 - Springer
Jensen–Shannon divergence is used to quantify the discrepancy between the Hartree–Fock
pair density and the product of its marginals for different N-electron systems, enclosing …

Higher-order information measures from cumulative densities in continuous variable quantum systems

SJC Salazar, HG Laguna, RP Sagar - Quantum Reports, 2020 - mdpi.com
A definition of three-variable cumulative residual entropy is introduced, and then used to
obtain expressions for higher order or triple-wise correlation measures, that are based on …

Entropic Uncertainty Relations and Mutual Information Correlation Sums in Two-level Superposition States of Coupled Oscillators

SJC Salazar, H Laguna, A Garcia-Chung… - Journal of the Mexican …, 2024 - jmcs.org.mx
The effects of quantum interferences and interaction strength on the entropic uncertainty
relations, and on mutual information correlation sums, are examined in two-level …

Statistical Correlation Measures From Higher‐Order Moments in Quantum Oscillator Systems

SJC Salazar, HG Laguna… - Advanced Theory and …, 2021 - Wiley Online Library
Triple‐wise and higher‐order correlation measures are proposed using analogies from
information theory. Two‐and three‐variable statistical correlation measures, obtained from …