Man

Juan Aldebarán Magaña Zapata

Profesor Asociado Jornada Completa

Universidad Central de Chile

La Serena, Chile

Líneas de Investigación


Cosmology; alternative dark matter and dark energy models, strong lensing, observational constraints to alternative cosmologies, primordial black holes as dark matter

Educación

  •  Doctorado en Ciencias (Astronomía), UNIVERSIDAD NACIONAL AUTONOMA DE MEXICO. México, 2012
  •  Maestría en Ciencias (Astronomía), UNIVERSIDAD NACIONAL AUTONOMA DE MEXICO. México, 2005
  •  Ingeniería Física, UNIVERSIDAD AUTONOMA DE YUCATAN. México, 2004

Experiencia Académica

  •   Postdoctorado Full Time

    UNIVERSIDAD DE VALPARAISO

    Valparaíso, Chile

    2012 - 2018

  •   Postdoctorado Full Time

    PONTIFICIA UNIVERSIDAD CATOLICA DE CHILE

    Santiago, Chile

    2018 - 2021

  •   Profesor Asociado Jornada Completa Full Time

    UNIVERSIDAD CENTRAL DE CHILE

    Facultad de Ingeniería y Arquitectura

    La Serena, Chile

    2022 - A la fecha

Formación de Capital Humano


Co-direction of the PhD Thesis of Dr. Mario A. Herrera Amante of the Autonomous University of Zacatecas, Mexico. Thesis title: Theoretical and observational study of dark energy. Date of obtaining the degree: February 21, 2022
Co-supervisor Master Thesis of Rosa Medina, Patricio Rojos and Carlos Romero, Universidad Internacional de la Rioja (UNIR), Thesis title: Estudio de regiones de estabilidad para Troyanos y otras partículas. Date of obtaining the degree: May 2023
Supervisor of three BSc studentes (ongoing)


Difusión y Transferencia


I have given talks at different seminars and colloquiums at national and foreign universities, and I have also given around 15 scientific dissemination talks both in Chile and abroad.



 

Article (44)

Synchronize your chrono-brane: testing a variable brane tension model with strong gravitational lensing
Extended primordial black hole mass functions with a spike
An exponential equation of state of dark energy in the light of 2018 CMB Planck data
Dark matter from primordial black holes would hold charge
Cosmology under the fractional calculus approach
Kaniadakis-holographic dark energy: observational constraints and global dynamics
Observational constraints and dynamical analysis of Kaniadakis horizon-entropy cosmology
Barrow Entropy Cosmology: an observational approach with a hint of stability analysis
Cosmography using strong-lensing systems and cosmic chronometers
Magnetic field generation from PBH distributions
Power spectrum of density fluctuations, halo abundances, and clustering with primordial black holes
Press-Schechter primordial black hole mass functions and their observational constraints
Taxonomy of Dark Energy Models
The Universe acceleration from the Unimodular gravity view point: Background and linear perturbations
Dissecting the Strong-lensing Galaxy Cluster MS 0440.5+0204. I. The Mass Density Profile
Generalized emergent dark energy: observational Hubble data constraints and stability analysis
Stability analysis and constraints on interacting viscous cosmology
Testing dark energy models with a new sample of strong-lensing systems
Constraints on barotropic dark energy models by a new phenomenological q(z) parameterization
Cosmic acceleration in unimodular gravity
Cosmological constraints on alternative model to Chaplygin fluid revisited
Brane with variable tension as a possible solution to the problem of the late cosmic acceleration
Falsifying cosmological models based on a non-linear electrodynamics
Probing dark energy with braneworld cosmology in the light of recent cosmological data
Strong Lensing Modeling in Galaxy Clusters as a Promising Method to Test Cosmography. I. Parametric Dark Energy Models
The Cardassian expansion revisited: constraints from updated Hubble parameter measurements and type Ia supernova data
The Cosmic Seagull: A Highly Magnified Disk-like Galaxy at z similar or equal to 2.8 behind the Bullet Cluster
Testing cosmic acceleration for w(z) parametrizations using f(gas) measurements in galaxy clusters
Combining strong lensing and dynamics in galaxy clusters: integrating MAMPOSSt within LENSTOOL
A MAGNIFIED GLANCE INTO THE DARK SECTOR: PROBING COSMOLOGICAL MODELS WITH STRONG LENSING IN A1689
Cosmic slowing down of acceleration for several dark energy parametrizations
Is Sextans dwarf galaxy in a scalar field dark matter halo?
Semiholographic model revisited
A brief Review of the Scalar Field Dark Matter model
Braneworld model of dark matter: structure formation
On the mass of ultra-light bosonic dark matter from galactic dynamics
Structure formation with scalar field dark matter: the field approach
Cosmic Braneworld and Ultralight Bosonic Dark Matter
On the fraction of dark matter in charged massive particles (CHAMPs)
Primordial Perturbations Produced by a Self Interacting Scalar Field in the Braneworld: The Dynamical Systems Perspective
Structure Formation with Scalar Field Dark Matter
ULTRA LIGHT BOSONIC DARK MATTER AND COSMIC MICROWAVE BACKGROUND
phi(2) as dark matter
Study of Several Potentials as Scalar Field Dark Matter Candidates

ConferencePaper (1)

Cosmology under the fractional calculus approach: a possible ???? 0 H 0 ​ tension resolution?

Proyecto (1)

EXPLORING THE DARK SIDE OF THE UNIVERSE IN THE LIGHT OF RECENT COSMOLOGICAL DATA
45
Juan Magaña

Profesor Asociado Jornada Completa

Facultad de Ingeniería

Universidad Central de Chile

La Serena, Chile

18
Veronica Motta

Profesor Titular

Instituto de Fisica y Astronomia

Universidad de Valparaiso

Valparaíso, Chile

4
Genly Leon

Académico

Universidad Católica del Norte

Antofagasta, Chile

2
Ignacio Araya

Académico Jornada Completa

Facultad de Ciencias

Universidad Arturo Prat

Iquique, Chile

2
Victor Cardenas

Profesor Adjunto

Instituto de Fisica y Astronomia

Universidad de Valparaiso

Valparaiso, Chile

1
Ali Ovgun

Postdoc. Researcher

Instituto de Física

Pontificia Universidad Catolica de Valparaiso

Valparaiso, Chile

1
José Fernández

Assistant Professor

Universidad de Atacama

Copiapo, Chile

1
Eduardo Ibar

Profesor Asociado

Instituto de Física y Astronomía

Universidad de Valparaíso

Valparaíso, Chile