2 papers
gr-qc2026
Imprints of Dark Photons on Gravitational Wave Polarizations
Kimihiro Nomura, Jiro Soda, Kazushige Ueda +1
We study conversion processes between gravitons and dark photons and reveal the effects of dark photons on the polarization of gravitational waves. Considering cosmological dark ma…
astro-ph.CO2025
Big-Bang Nucleosynthesis on a bubble universe nucleated in Kerr-AdS Black Hole
Akira Dohi, Issei Koga, Kazushige Ueda
We present the Big-Bang Nucleosynthesis (BBN) simulation with a bubble universe scenario around a rotating black hole (BH) in Kerr-AdS spacetime to explain recently updated obs…