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The semi-forbidden Ti I line: collisional–radiative modelling and conditions for astrophysical maser amplification

T. V. Koshlan and K. G. Kulikov

Eur. Phys. J. D, 80 5 (2026) 51

DOI: https://doi.org/10.1140/epjd/s10053-026-01161-8

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