Lifetime and dominant decay modes of the tetraquark with double beauty bb u d

2019/12/13 by Richard, J-M., Hernández, E., Valcarce, A. +1
#FOS: Physical sciences #High Energy Physics - Experiment (hep-ex) #High Energy Physics - Phenomenology (hep-ph)

paper · doi:10.48550/arxiv.1912.06496

Abstract

We briefly review the stability of the QQ q q-type of tetraquarks with two heavy quarks and two light antiquarks. We present the first comprehensive estimate of the lifetime and leading decay modes of the exotic meson bb u d with double beauty.

Related

• Stable Tetraquarks
• Signature decay modes of the compact doubly-heavy tetraquarks T_bbu d and T_bcu d
• Possible experimental signatures of stable double beauty tetraquarks
• Bridging doubly heavy tetraquark mass spectrum with heavy baryons utilizing heavy antiquark-diquark symmetry
• Spectroscopy and decays of the fully-heavy tetraquarks