A unified quark-hadronic framework for the ρ resonance determines its bare mass from refitted narrow-meson parameters and extracts the ππ coupling from phase-shift data to compute the physical width and bare-state fraction.
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A two-channel model demonstrates stabilization of three-body resonances into bound states in the continuum via parameter tuning, shown in 1D mass-imbalanced and 3D Efimov systems with magnetic field control.
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How to understand $\rho$ Resonance from the Quark Model and $\pi\pi$ $P$-wave phase shift
A unified quark-hadronic framework for the ρ resonance determines its bare mass from refitted narrow-meson parameters and extracts the ππ coupling from phase-shift data to compute the physical width and bare-state fraction.
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Stabilization of three-body resonances to bound states in a continuum
A two-channel model demonstrates stabilization of three-body resonances into bound states in the continuum via parameter tuning, shown in 1D mass-imbalanced and 3D Efimov systems with magnetic field control.