About the exotic structure of Z
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DOI: 10.1016/j.nuclphysb.2021.115450
Abstract: Very recently a new hadronic structure around $3.98$ GeV was observed in BESIII experiment. From its decay modes, it comes naturally for people to assign it to the category of exotic state, say $Z^+_{cs}$, the… read more here.
Keywords: bar otimes; decay; otimes bar; bar ... See more keywords