Emission-line galaxies from SDSS DR7
收藏B2FIND2026-04-04 收录
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https://b2find.eudat.eu/dataset/6a758a87-2d59-5643-84e4-89a979f1dd9e
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We present a sample of 2865 emission-line galaxies with strong nebular HeII{lambda}4686 emissions in the Sloan Digital Sky Survey Data Release 7 and use this sample to...
