Juan de Dios Rojas Olvera, PhD Candidate

Ciudad Universitaria, CDMX · +52 55 6397 5088 · jdrojaso@astro.unam.mx

PhD candidate in Astrophysics at UNAM and the University of Groningen, specializing in cosmology, gravitational lensing, and deep learning. Passionate about applying artificial intelligence to extract cosmological information from large-scale surveys. Member of the LSST and Euclid collaborations.

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Experience

Adjunct Professor

Faculty of Sciences – UNAM

Instructor for Atomic Physics, Nuclear & Subnuclear Physics, and Analytical Mechanics (2023–2024).

2023 – 2024

Ph.D. Researcher

UNAM & University of Groningen

Development of generative models and simulation-based inference for gravitational lensing analysis. Collaboration with LSST and Euclid missions.

2025 – Present

Master’s Thesis Research

UNAM Astronomy Institute

Used Physics-Informed Neural Networks to model astrophysical systems. Published in UNAM Summer School proceedings.

2022 – 2024

Internship in Computational Physics

Institute of Physical Sciences – UNAM

Co-authored a peer-reviewed paper on neural networks for cosmology; foundation for future research in AI and astrophysics.

2021 – 2022

Education

Ph.D. in Astrophysics

UNAM & University of Groningen

Research in gravitational lensing and deep learning inference techniques. Supervisors: Dr. J.A. de Diego, Dr. L. Koopmans.

2025 – Present

M.Sc. in Astrophysics

Astronomy Institute – UNAM

Thesis on Physics-Informed Neural Networks applied to cosmological systems.

2022 – 2024

Bachelor’s Degree in Physics

Faculty of Sciences – UNAM

Thesis: Observational Cosmology with Artificial Neural Networks.

2016 – 2021

Skills

Scientific Background
  • Mathematics, statistics, Bayesian inference
  • Observational cosmology and astrophysics
  • Data-driven modeling and physical systems
Programming Languages
  • Python (PyTorch, TensorFlow, NumPy, SciPy)
  • R, C, SQL
  • LaTeX
Machine Learning
  • Convolutional Neural Networks (CNNs)
  • Autoencoders, Variational Models
  • Physics-Informed Neural Networks (PINNs)

Interests

I enjoy exploring artificial intelligence applications in space science, gravitational lensing, and cosmological inference.

Outside research, I’m passionate about teaching, open-source collaboration, and scientific outreach in astrophysics and machine learning.


Awards & Publications

  • Publication in *Universe-MDPI*: “Observational cosmology with artificial neural networks”
  • ICTP Youth in High Dimensions – Selected participant, 2024
  • ESA & Leiden: LEAPS 2023 project on galaxy simulation with ML
  • Presenter – Cosmology 4 Students, Cosmo Meetings III & IV