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Updated: Sep 20, 2026

Measurement of Quantum Interference in a Silicon Ring Resonator Photon Source
Published on: April 4, 2017
Observed Ds(2317) and tentative D(2100-2300) as the charmed cousins of the light scalar nonet
1Centro de Física Teórica, Departamento de Física, Universidade de Coimbra, P-3004-516 Coimbra, Portugal.
Abstract:
The very recently observed D(*)(sJ)(2317)(+) meson is described as a quasibound scalar csmacr; state in a unitarized meson model, owing its existence to the strong 3P0 Okubo-Zweig-Iizuka-allowed coupling to the nearby S-wave DK threshold. By the same mechanism, a scalar D(*)(0)(2100-2300) resonance is predicted above the Dpi threshold. These scalars are the charmed cousins of the light scalar nonet f(0)(600), f(0)(980), K(*)(0)(800), and a(0)(980), reproduced by the same model. The standard cnmacr; and csmacr; charmed scalars D0 and D(s0), cousins of the scalar nonet f(0)(1370), f(0)(1500), K(*)(0)(1430), and a(0)(1450), are predicted to lie at about 2.64 and 2.79 GeV, respectively, both with a width of some 200 MeV.
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