The possible tetraquark states <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML" altimg="si1.svg"> <mml:mrow> <mml:mi mathvariant="italic">cc</mml:mi> <mml:mover accent="true"> <mml:mrow> <mml:mi>c</mml:mi> </mml:mrow> <mml:mrow> <mml:mo>¯</mml:mo> </mml:mrow> </mml:mover> <mml:mover accent="true"> <mml:mrow> <mml:mi>c</mml:mi> </mml:mrow> <mml:mrow> <mml:mo>¯</mml:mo> </mml:mrow> </mml:mover> </mml:mrow> </mml:math> observed by the LHCb experiment
Kuang-Ta Chao, Shi-Lin Zhu
Topics & Concepts
TetraquarkPhysicsParticle physicsSpectrum (functional analysis)Mixing (physics)State (computer science)ChemistryField (mathematics)Spectral lineComponent (thermodynamics)Quantum Chromodynamics and Particle InteractionsParticle physics theoretical and experimental studiesQuantum and Classical Electrodynamics