Two-photon decay of a light scalar quark-antiquark state
| dc.creator | Giacosa, Francesco | |
| dc.date | 2008-04-20 | |
| dc.date.accessioned | 2026-07-07T12:14:24Z | |
| dc.date.available | 2026-07-07T12:14:24Z | |
| dc.description | The two-photon decay of a light scalar quarkonium is evaluated in a local and a nonlocal approaches. It is shown that the two-photon decay, driven by a triangle quark-loop diagram, is smaller than 1 keV for a mass below 0.7 GeV. | |
| dc.description | Presented at the workshop SCADRON 70 "Scalar Mesons and Related Topics" February 11-16, 2008, at IST in Lisbon, Portugal. 6 pages, 2 figures | |
| dc.identifier | https://arxiv.org/abs/0804.3216 | |
| dc.identifier | http://arxiv.org/abs/0804.3216 | |
| dc.identifier | AIPConf.Proc.1030:153-158,2008 | |
| dc.identifier | doi:10.1063/1.2973491 | |
| dc.identifier.uri | http://salesiana.dossiersoluciones.com/handle/123456789/211182 | |
| dc.subject | High Energy Physics - Phenomenology | |
| dc.title | Two-photon decay of a light scalar quark-antiquark state | |
| dc.type | text |