The possible tetraquark states $cc \bar c \bar c$ observed by the LHCb experiment

TL;DR

This paper discusses the potential observation of tetraquark states composed of two charm quarks and two charm antiquarks by the LHCb experiment, highlighting their significance in understanding exotic hadrons.

Contribution

It provides a brief commentary on the experimental evidence and implications of the $cc ar c ar c$ tetraquark states observed by LHCb.

Findings

Possible detection of $cc ar c ar c$ states by LHCb

Implications for exotic hadron spectroscopy

Encourages further experimental and theoretical studies

Abstract

We give a brief comment on the possible tetraquark states $cc \bar c \bar c$ observed by the LHCb experiment.