Oscar Barrera

Harvard University

High Energy Theory

(with a Side of ML)

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oscarbarrera@g.harvard.edu

Black holes merging


Hi, I’m Oscar,

a PhD student in theoretical physics at Harvard University. My work lives at the intersection of high-energy theory and machine learning, where I blend analytical insight with numerical tools to explore some of the most fundamental questions about the universe.

I’m currently working with Lisa Randall to numerically constrain flavor-violating processes in five-dimensional Randall–Sundrum models, and with Matt Schwartz to develop efficient algorithms for evaluating Feynman diagrams. In the past, I’ve worked on gravitational wave astrophysics, machine learning for superconductor discovery, and synthetic data generation for financial applications.

Outside the lab, I play guitar and grew up on a mix of ’70s rock, ’90s grunge, and 2000s alt. The Interlude tab has the full list of shows I’ve seen.


About This Site

This site is part portfolio, part sandbox. You’ll find research highlights, side projects, and the occasional physics tangent — the kind of thing that wouldn’t make it into a paper, but still feels worth sharing.