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An Improved Photoionization Model for Analysis of H II Region Spectra for the Determination of Primordial $${}^{\boldsymbol{4}}$$He Abundance

Published Online: 2025-06-27

Published Print: 2024-12

Authors

Kurichin, O. A.

Ivanchik, A. V.
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Text and Data Mining valid from 2024-12-01

Version of Record valid from 2024-12-01
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Article History

Received: 11 December 2024

Revised: 21 January 2025

Accepted: 21 January 2025

First Online: 27 June 2025

CONFLICT OF INTEREST

: The authors of this work declare that they have no conflicts of interest.

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