2 papers
astro-ph.SR2025
White dwarfs in wide binaries: the strong effects of stellar evolution and mass loss
Hsiang-Chih Hwang, Nadia Zakamska
We examine the statistics of main-sequence / main-sequence, main-sequence / white-dwarf and white-dwarf / white-dwarf wide binaries at 10^2.5-10^4 AU separations in Gaia data. For…
gr-qc2025
The tension of space as dark energy: dynamics and phenomenology
Muhammad Ghulam Khuwajah Khan
We develop a phenomenological model in which the observed late-time dark-energy sector is interpreted as an effective residual tension of space. Motivated by recent observational h…