2 papers
hep-th2025
Extending Weinberg's EFT: effective scalar-tensor theories up to sixth order
Eugeny Babichev, SukÅti Bansal, Sukŗti Bansal +2
We present a systematic construction of the six-derivative effective scalar-tensor theories, extending the four-derivative framework previously developed by Steven Weinberg. The on…
hep-th2025
Do we live on the End of the World?
Benjamin Muntz, Antonio Padilla, Paul M. Saffin
We propose a scenario of a de Sitter universe living on an End-of-the-World brane. Motivated by the Swampland programme and in particular the Cobordism Conjecture, we consider a co…