2,118 research outputs found

    SPIN-SPIN FORCE ENHANCEMENT FOR QUARKS

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    Physics, MultidisciplinarySCI(E)0LETTER4521-525

    BARYON MAGNETIC-MOMENTS WITH CONFINED QUARKS

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    Astronomy & AstrophysicsPhysics, Particles & FieldsSCI(E)0ARTICLE3920-9234

    XI(2230) IS LIKELY TO BE A GLUEBALL

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    On the basis of the recent results of xi(2230) --> pi(+)pi(-), p (p) over bar and xi(2230) --> K+K-, KsKs, measured by the BES Collaboration in J/psi radiative decays, combined with the PS185 experiment of p (p) over bar --> xi(2230) --> K (K) over bar, we argue that because of its very narrow partial decay widths to pi pi and K (K) over bar (less than 1 MeV), its large production rate in J/psi radiative decays (BR(J/psi --> gamma xi) > 2.3 x 10(-3) and its flavor-symmetric couplings to pi pi and K (K) over bar, the xi(2230) is very likely to be a J(PC) = (even)(++) glueball.Physics, MultidisciplinarySCI(E)中国科学引文数据库(CSCD)17ARTICLE3373-3762

    A note on possible interpretations for the DSJ+(2632) observed by SELEX

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    AbstractWe suggest some possible interpretations for the DSJ+(2632) observed by SELEX. The DSJ+(2632) could be the first radial excitation of the 1− ground state Ds*(2112), and its unusual decay patten might be hopefully explained by the node structure of the wave functions. In addition, the DSJ+(2632) could also be a cs¯g hybrid state or a (cs)3*–(s¯s¯)3 (diquark–antidiquark) bound state

    Test of heavy quarkonium production mechanism and NRQCD

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    We discuss some processes for studying heavy quarkonium production and polarization mechanisms, including photoproduction of eta (c) and J/psi polarization in DIS at HERA. The J/psi hadroproduction at Tevatron in the k(t) factorization approach is also studied. We find that these processes can provide important tests for heavy quarkonium production, and the color-octet mechanism.http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000167447800041&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=8e1609b174ce4e31116a60747a720701Physics, Particles & FieldsSCI(E)CPCI-S(ISTP)

    Frontiers of Physics: A new starting point

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    http://gateway.webofknowledge.com/gateway/Gateway.cgi?GWVersion=2&SrcApp=PARTNER_APP&SrcAuth=LinksAMR&KeyUT=WOS:000293655700001&DestLinkType=FullRecord&DestApp=ALL_WOS&UsrCustomerID=8e1609b174ce4e31116a60747a720701Physics, MultidisciplinarySCI(E)0EDITORIAL MATERIAL11-1
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