Discovery of Weak O VI Absorption in Underdense Regions of the Low-Redshift Intergalactic Medium

arXiv:2512.10163 · astro-ph.GA · Submitted 2025-12-10 · Read on arXiv

astro-ph.GA

Submitted: 2025-12-10

Updated: 2026-08-25

Terminology

• Metallicity — 22× in this paper · explained in 3 episodes
• Trace — 9× in this paper · explained in 2 episodes
• Hubble Space Telescope — 4× in this paper
• Abundance — 3× in this paper · explained in 1 episode
• Cosmic Origins Spectrograph — 3× in this paper
• alpha — 2× in this paper · explained in 1 episode
• AGN — 1× in this paper · explained in 1 episode

Sources

• The COS Absorption Survey of Baryon Harbors (CASBaH): Warm-hot Circumgalactic Gas Reservoirs Traced by Ne VIII Absorption
• The 2025 Release of Cloudy
• The Impact of the WHIM on the IGM Thermal State Determined from the Low-$z$ Lyman-$\alpha$ Forest
• QSO Absorption Line Systems

Related papers

• Apparent Stability in Self-Gravitating Turbulence and the Evolution of Molecular Clouds
• Two sets of potential-density basis pairs for the study of radial perturbations in collisionless spherical stellar systems
• Constraining reionization-era Ly alpha escape with JELS-MUSE: a highly complete H alpha-selected sample at z about6.1
• Deriving volume density profiles of filaments from observed surface densities
• Little Red Dots and Supermassive Black Hole Seed Formation in Ultralight Dark Matter Halos
• MEGATRON: how the first stars can create an iron metallicity plateau in the smallest dwarf galaxies