Stephen Angus

activity

20122024

most citedSoft X-ray Excess in the Coma Cluster from a Cosmic Axion Background

60 citations · 241 across the 12 of their papers we have counts for

collaborators

Showing 2019Show all

2 papers · 1 filter

hep-th2019

Small-Instanton Transitions in F-theory

Stephen Angus, Kang-Sin Choi

We study the phase transition between G-instantons and D3-branes. A G-instanton is a classical solution to the self-dual equation of the M/F-theory four-form field strength G in th…

hep-th2019★ 18 cited

$O (D, D)$ completion of the Friedmann equations

Stephen Angus, Kyoungho Cho, Guilherme Franzmann +2

In string theory the closed-string massless NS-NS sector forms a multiplet of $O (D, D)$ symmetry. This suggests a specific modification to General Relativity in which the e…

Small-Instanton Transitions in F-theory

O(D,D) completion of the Friedmann equations

$O (D, D)$ completion of the Friedmann equations