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Maruyama, R.L.C. Pitta, S. Choi, S.K. Kim, S.L. Olsen, S. Ra, V.A. Kudryavtsev, W.A. Lynch, W.G. Kang, W.G. Thompson, W. Kang, Y.D. Kim, Y.H. Kim, Y.J. Ko","submitted_at":"2019-04-15T05:47:07Z","abstract_excerpt":"We present results from a search for solar axions with the COSINE-100 experiment. We find no evidence of solar axion events from a data-set of 6,303.9 kg$\\cdot$days exposure and set a 90\\,\\% confidence level upper limit on the axion-electron coupling, $g_{ae}$, at 1.70~$\\times$~$10^{-11}$ for an axion mass less than 1\\,keV/c$^2$. 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