Ishtiaq Ahmed

A case for hidden

We study the spectroscopy and dominant decays of the bottomonium-like tetraquarks (bound diquarks-antidiquarks), focusing on the lowest lying P-wave

b\bar{b}

[bq][\bar{b}\bar{q}]

tetraquarks based on

states

e^+e^- \to b\bar{b}

Y_{[bq]}

cross section between

(with

\sqrt{s}=10.54

q=u,d

and 11.20 GeV

), having

A case for hidden bb¯ tetraquarks based on e+e−→bb¯ cross section between s=10.54 and 11.20 GeV

J^{PC}=1^{--}

Heavy quark symmetry and weak decays of the

. To search for them, we analyse the BABAR data \cite{:2008hx} obtained during an energy scan of the

b

e ^+ e^- \to b \bar{b}