Semileptonic decays of double heavy baryons

被引:65
作者
Faessler, A
Gutsche, T
Ivanov, MA
Körner, JG
Lyubovitskij, VE
机构
[1] Univ Tubingen, Inst Theoret Phys, D-72076 Tubingen, Germany
[2] Joint Inst Nucl Res, Bogoliubov Lab Theoret Phys, Dubna 141980, Russia
[3] Univ Mainz, Inst Phys, D-55099 Mainz, Germany
关键词
heavy baryons; semileptonic decays; relativistic quark models;
D O I
10.1016/S0370-2693(01)01024-3
中图分类号
P1 [天文学];
学科分类号
0704 ;
摘要
We study the semileptonic decays of the lowest lying double heavy baryons using the relativistic three-quark model. We do not employ a heavy quark mass expansion but keep the masses of the heavy quarks and baryons finite. We calculate all relevant form factors and decay rates. (C) 2001 Elsevier Science B.V. All rights reserved.
引用
收藏
页码:55 / 62
页数:8
相关论文
共 25 条
[1]  
Abe F, 1998, PHYS REV D, V58, DOI 10.1103/PhysRevD.58.112004
[2]   Observation of the Bc meson in p(p)over-bar collisions at √s=1.8 TeV [J].
Abe, F ;
Akimoto, H ;
Akopian, A ;
Albrow, MG ;
Amadon, A ;
Amendolia, SR ;
Amidei, D ;
Antos, J ;
Aota, S ;
Apollinari, G ;
Arisawa, T ;
Asakawa, T ;
Ashmanskas, W ;
Atac, M ;
Azzi-Bacchetta, P ;
Bacchetta, N ;
Bagdasarov, S ;
Bailey, MW ;
de Barbaro, P ;
Barbaro-Galtieri, A ;
Barnes, VE ;
Barnett, BA ;
Barone, M ;
Bauer, G ;
Baumann, T ;
Bedeschi, F ;
Behrends, S ;
Belforte, S ;
Bellettini, G ;
Bellinger, J ;
Benjamin, D ;
Bensinger, J ;
Beretvas, A ;
Berge, JP ;
Berryhill, J ;
Bertolucci, S ;
Bettelli, S ;
Bevensee, B ;
Bhatti, A ;
Biery, K ;
Bigongiari, C ;
Binkley, M ;
Bisello, D ;
Blair, RE ;
Blocker, C ;
Blusk, S ;
Bodek, A ;
Bokhari, W ;
Bolla, G ;
Bonushkin, Y .
PHYSICAL REVIEW LETTERS, 1998, 81 (12) :2432-2437
[3]   Constituent quark-meson model for heavy-meson processes [J].
Deandrea, A ;
Di Bartolomeo, N ;
Gatto, R ;
Nardulli, G ;
Polosa, AD .
PHYSICAL REVIEW D, 1998, 58 (03) :0340041-03400412
[4]   Heavy baryons in the relativistic quark model [J].
Ebert, D ;
Faustov, RN ;
Galkin, VO ;
Martynenko, AP ;
Saleev, VA .
ZEITSCHRIFT FUR PHYSIK C-PARTICLES AND FIELDS, 1997, 76 (01) :111-115
[5]  
Efimov G.V., 1993, The Quark Confinement Model of Hadrons
[6]   CONFINEMENT AND QUARK STRUCTURE OF LIGHT HADRONS [J].
EFIMOV, GV ;
IVANOV, MA .
INTERNATIONAL JOURNAL OF MODERN PHYSICS A, 1989, 4 (08) :2031-2060
[7]  
Groom DE, 2000, EUR PHYS J C, V15, P1
[8]   Inclusive decays and lifetimes of doubly-charmed baryons [J].
Guberina, B ;
Melic, B ;
Stefancic, H .
EUROPEAN PHYSICAL JOURNAL C, 1999, 9 (02) :213-219
[9]  
Hayashi K., 1967, FORTSCHR PHYS, V15, P625
[10]   Electromagnetic form factors of nucleons in a relativistic three-quark model [J].
Ivanov, MA ;
Locher, MP ;
Lyubovitskij, VE .
FEW-BODY SYSTEMS, 1996, 21 (3-4) :131-147