IMF and [Na/Fe] abundance ratios from optical and NIR spectral features in early-type galaxies
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DOI: 10.1093/mnras/stw2407
Abstract: We present a joint analysis of the four most prominent sodium-sensitive features (Na D, Na I λ8190A, Na I λ1.14 μm, and Na I λ2.21 μm), in the optical and near-infrared spectral ranges, of two… read more here.
Keywords: abundance ratios; imf abundance; ratios optical; type galaxies ... See more keywords