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| DOI | 10.1103/PHYSREVD.79.094013 | ||||
| Año | 2009 | ||||
| Tipo | artículo de investigación |
Citas Totales
Autores Afiliación Chile
Instituciones Chile
% Participación
Internacional
Autores
Afiliación Extranjera
Instituciones
Extranjeras
The X(3872) with quantum numbers J(PC) = 1(++) is considered as a composite hadronic state comprised of the dominant molecular (DD)-D-0*(0) component and other hadronic pairs-(DD)-D-+/-*(-/+) , J/psi omega, and J/psi rho. Applying the compositeness condition we constrain the couplings of the X(3872) to its constituents. We calculate two- and three-body hadronic decays of the X(3872) to charmonium states chi(cJ) and pions using a phenomenological Lagrangian approach. Next using the estimated XJ/psi omega and XJ/psi rho couplings we calculate the widths of X(3872) -> J/psi + h transitions, where h = pi(+)pi(-), pi(+)pi(-) pi(0), pi(0)gamma, and gamma. The obtained results for the decay pattern of the X(3872) in a molecular interpretation could be useful for running and planned experiments.
| Ord. | Autor | Género | Institución - País |
|---|---|---|---|
| 1 | Dong, Yubing | - |
CASSACA - China
UNIV TUBINGEN - Alemania Inst High Energy Phys - China Universität Tübingen - Alemania Institute of High Energy Physics Chinese Academy of Science - China Chinese Academy of Sciences - China Eberhard Karls Universität Tübingen - Alemania |
| 2 | Faessler, A. | Hombre |
UNIV TUBINGEN - Alemania
Universität Tübingen - Alemania Eberhard Karls Universität Tübingen - Alemania |
| 3 | Gutsche, Thomas | Hombre |
UNIV TUBINGEN - Alemania
Universität Tübingen - Alemania Eberhard Karls Universität Tübingen - Alemania |
| 4 | Kovalenko, S. | Hombre |
Universidad Técnica Federico Santa María - Chile
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| 5 | Lyubovitskij, V. | Hombre |
UNIV TUBINGEN - Alemania
Universität Tübingen - Alemania Tomsk State University - Rusia Eberhard Karls Universität Tübingen - Alemania |
| Fuente |
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| National Science Foundation |
| CAS |
| DFG |
| Seventh Framework Programme |
| Center of Subatomic Physics |
| European Community-Research Infrastructure Integrating Activity "Study of Strongly Interacting Matter" |
| Agradecimiento |
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| This work was supported by the DFG under Contract No. FA67/31-1, No. FA67/31-2, and No. GRK683. This work is supported by the National Science Foundation No. 10775148 and by CAS Grant No. KJCX3-SYW-N2 (Y.B.D.). This research is also part of the European Community-Research Infrastructure Integrating Activity "Study of Strongly Interacting Matter" (HadronPhysics2, Grant Agreement No. 227431) and of the President grant of Russia" Scientific Schools'' No. 871.2008.2. Y.B.D. would like to thank the Tubingen theory group for its hospitality. V. E. L. would like to thank the theory group of Universidad Tecnica Federico Santa Maria for its hospitality. This work was partially supported by the PBCT Project No. ACT-028 Center of Subatomic Physics. |