Filter-substrate refraction causes dominant lateral shifts yielding 0.3-0.4% PSF size and ellipticity residuals across most Roman bands that exceed weak lensing requirements by an order of magnitude, while longitudinal defocus shifts remain negligible.
Title resolution pending
2 Pith papers cite this work. Polarity classification is still indexing.
citation-role summary
citation-polarity summary
years
2026 2roles
background 1polarities
unclear 1representative citing papers
Model atmosphere fitting of 25,642 cool white dwarfs in DESI DR1 finds no photometric-spectroscopic mass discrepancy for DAs, magnetic DAs at all temperatures, increasing H/He ratios in He-atmosphere stars below ~10,000 K, and a rising He-atmosphere fraction due to convective mixing.
citing papers explorer
-
Modeling the impact of filter-substrate refraction in the Roman point spread function
Filter-substrate refraction causes dominant lateral shifts yielding 0.3-0.4% PSF size and ellipticity residuals across most Roman bands that exceed weak lensing requirements by an order of magnitude, while longitudinal defocus shifts remain negligible.
-
A Detailed Model Atmosphere Analysis of Cool White Dwarfs in DESI DR1
Model atmosphere fitting of 25,642 cool white dwarfs in DESI DR1 finds no photometric-spectroscopic mass discrepancy for DAs, magnetic DAs at all temperatures, increasing H/He ratios in He-atmosphere stars below ~10,000 K, and a rising He-atmosphere fraction due to convective mixing.