\begin{document}$C\gamma_5\otimes\stackrel{\leftrightarrow}{\partial}_\mu\otimes \gamma_5C$\end{document} type tetraquark current to study Y(10750) with the QCD sum rules. The predicted mass \begin{document}$M_{Y}=10.75\pm0.10\,\rm{GeV}$\end{document} and width \begin{document}$\Gamma_Y= 33.60^{+16.64}_{-9.45}\,{\rm{MeV}}$\end{document} support the assignment of Y(10750) as the diquark-antidiquark type vector hidden-bottom tetraquark state, with a relative P-wave between the diquark and antidiquark constituents."> Vector hidden-bottom tetraquark candidate: <i>Y</i>(10750) -
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