2 papers
gr-qc2025
Instant Folded Strings, Dark Energy and a Cyclic Bouncing Universe
Nissan Itzhaki, Uri Peleg, Paul J. Steinhardt
We present a wholly self-consistent, complete cyclic bouncing cosmology based on components drawn from string theory and constructed in a way that is under perturbative control thr…
hep-th2024
Instant Cosmology
Nissan Itzhaki, Uri Peleg
Instant Folded Strings (IFSs) are unconventional light strings that emerge when the string coupling increases with time. A particularly intriguing property of IFSs, especially rele…