A. Townsend

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20192026

most citedTriangle Singularity as the Origin of the

a_{1} (1420)

36 citations · 94 across the 16 of their papers we have counts for

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hep-ph2020★ 36 cited

Triangle Singularity as the Origin of the $a_{1} (1420)$

G. D. Alexeev, M. G. Alexeev, A. Amoroso +194

The COMPASS experiment recently discovered a new isovector resonance-like signal with axial-vector quantum numbers, the $a_{1} (1420)$ , decaying to $f_{0} (980) π$ . With a mass too close…

Triangle Singularity as the Origin of the a1​(1420)

Triangle Singularity as the Origin of the $a_{1} (1420)$