Hep-Th, or high-energy theoretical physics, explores the fundamental building blocks of our universe and the forces that govern them. Researchers in this field use complex mathematics to understand everything from subatomic particles to the behavior of black holes, often pushing the boundaries of what we know about space and time.

At Gist.Science, we monitor the arXiv repository to ensure you stay ahead of the curve in this rapidly evolving discipline. For every new preprint uploaded to arXiv under this category, our team generates both accessible plain-language overviews and detailed technical summaries, making cutting-edge research understandable regardless of your background.

Below are the latest papers in high-energy theoretical physics, curated to help you navigate the most significant recent discoveries.

⚛️ high-energy theory

Taming the infrared in de Sitter space: autonomous equations, stochastic approach, and Borel resummation

This paper investigates the divergent perturbative series of correlation functions for a massless, self-interacting scalar field in de Sitter space by applying autonomous equations to both the original series and their Borel-Le Roy transforms, demonstrating that the latter approach yields results that substantially better match the stochastic picture while also offering new derivations and methods for extracting perturbative coefficients.

Alexander Kamenshchik, Polina Petriakova, Tereza Vardanyan2026-05-12
⚛️ high-energy theory

Double fibration in G-theory and the cobordism conjecture

This paper investigates Type IIB compactifications with spatially varying fluxes and dilaton profiles within dynamical cobordism, demonstrating that End of the World branes arise to trivialize specific cohomology classes and that the associated bordism group necessitates additional non-perturbative objects to cancel these classes, thereby revealing a mathematical structure linking energy scales to the emergence of perturbative and non-perturbative physics.

Cesar Damian, Oscar Loaiza-Brito, Víctor M. López-Ramos2026-05-12
⚛️ phenomenology

Family Unification in SO(16)SO(16) Grand Unification

This paper proposes a six-dimensional SO(16)SO(16) grand unified model that unifies the three Standard Model gauge symmetries with an SU(3)SU(3) family symmetry, successfully accommodating three chiral fermion generations while ensuring anomaly cancellation through vectorlike bulk fields and localized 4D fermions, and exhibiting a weakening gauge coupling at high energies.

Cheng-Wei Chiang, Tianjun Li, Naoki Yamatsu2026-05-11