2 papers
gr-qc2026
Casimir-Induced Quintessence in Dark Dimension
Tomoki Katayama, Hiroki Matsui, Yuri Michinobu +3
We investigate a concrete realization of the Dark Dimension scenario, where a single large extra dimension is set at sub-millimeter scales. In this framework, the Casimir energy of…
hep-th2026
Quantum vacuum energy and geometry of extra dimension
Yutaka Sakamura
We discuss the cancellation of the ultraviolet cutoff scale in the calculation of the expectation value of the five-dimensional (5D) energy-momentum tensor $\langle…