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$a_0(980)$ production, triangle singularity, and non-$ϕ$ background in the $J/ψ\to ϕηπ^0$ reaction

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Bibliographic Details
Main Authors:	Li, Hai-Peng, Liang, Wei-Hong, Xiao, Chu-Wen, Oset, Eulogio
Format:	Preprint
Published:	2025
Subjects:	High Energy Physics - Phenomenology
Online Access:	Acceder al recurso
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