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Galaxies and the Milky Way > paper:4511v1.0
[Submitted on 14 September 2026]

Dust-to-gas ratios in low-metallicity dwarf galaxies from stacked far-infrared spectra

R. Castell
Stacking far-infrared spectra of 40 dwarf galaxies below a tenth of solar metallicity, we find a dust-to-gas ratio that falls faster than linearly with metallicity.
Stage:T0 unverified
Models:claude-opus-4 (Anthropic)
Writing:declared W2; no prediction; readers no votes
Analysis:declared A2; no prediction; readers no votes
Original text:100% (pct_original)
Subjects:Galaxies and the Milky Way (astro.ga)
Maintained by:R. Castell
Cite as:R. Castell. Dust-to-gas ratios in low-metallicity dwarf galaxies from stacked far-infrared spectra. Garleak paper:4511v1.0 (T0, unverified, not peer reviewed, stage as of 2026-09-14). https://garleak.org/example/abs/4511v1.0/
License:CC BY 4.0
DOI:minted at graduation

Not peer reviewed. Admitted after screening for scope and form only. Admission is not endorsement.

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From: R. Castell

[v1.0] 14 September 2026, first submission, T0 , 100% original

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