Intersecting end of the world branes

R Angius, A Makridou, AM Uranga - Journal of High Energy Physics, 2024 - Springer
A bstract Dynamical cobordisms implement the swampland cobordism conjecture in the
framework of effective field theory, realizing codimension-1 end of the world (ETW) branes …

[HTML][HTML] The boundary proposal

B Friedrich, A Hebecker - Physics Letters B, 2024 - Elsevier
One of the leading ideas for the beginning of the Universe is the Hartle-Hawking 'No-
Boundary Proposal.'Since the Cobordism Conjecture claims that any spacetime allows for a …

Holographic complexity: braneworld gravity versus the Lloyd bound

SE Aguilar-Gutierrez, B Craps, J Hernandez… - Journal of High Energy …, 2024 - Springer
A bstract We explore the complexity equals volume proposal for planar black holes in anti-
de Sitter (AdS) spacetime in 2+ 1 dimensions, with an end of the world (ETW) brane behind …

Binary AdS black holes coupled to a bath in Type IIB

E Deddo, LAP Zayas, CF Uhlemann - Journal of High Energy Physics, 2024 - Springer
A bstract We construct Type IIB string theory setups which, via double holography, realize
two gravitational systems in separate AdS spaces which interact with each other and with a …

Gauge symmetries and conserved currents in AdS/BCFT

K Suzuki - Journal of High Energy Physics, 2024 - Springer
A bstract In this paper, we study massless/massive vector and p-form field perturbations in
AdS spacetime with an end-of-the-world brane. By imposing Υ (1) preserving Neumann …

End-of-the-World Branes and Inflationary Predictions for Rocky and Swampy Landscapes

B Friedrich, A Hebecker, A Westphal - arxiv preprint arxiv:2411.11944, 2024 - arxiv.org
Making cosmological predictions in a multiverse is a fundamental theoretical challenge.
Assuming that (quasi-) de Sitter vacua are quantum mechanically described by a finite …

Modified Schwarzschild spacetime in Ricci-flat brane

P Mészáros - arxiv preprint arxiv:2409.14349, 2024 - arxiv.org
Considering an ansatz for $1+ 3+ n $ dimensional static spacetime with uniform $ n $-
branes stacked in three-dimensional rotationally symmetric space, we found different …