Higher ηc(nS) and ηb(nS) mesons

被引:11
作者
Badalian, A. M. [1 ]
Bakker, B. L. G.
机构
[1] Inst Theoret & Expt Phys, Moscow 117259, Russia
[2] Vrije Univ Amsterdam, Dept Phys & Astron, Amsterdam, Netherlands
关键词
D O I
10.1134/S1063778807100134
中图分类号
O57 [原子核物理学、高能物理学];
学科分类号
070202 ;
摘要
The hyperfine splittings in heavy quarkonia are studied in a model-independent way using experimental data on dielectron widths. Relativistic correlations are taken into account together with the smearing of spin-spin interaction. The radius of smearing is fixed by known J/psi-eta(c)(1S), psi(2S)-eta(')(c)(2S) splittings, which appears to be small, r(ss) congruent to 0.06 fm. Nevertheless, even with such a small radius, substantial suppression of hyperfine splittings (similar to 50%) is observed in bottomonium. For nS b (b) over bar states (n = 1, 2, ..., 6), our predicted splittings (in MeV) are 28, 12, 10, 5, 6, 3. For the 3S and 4S charmonium states, the splittings 16(2) and 12(4) MeV are obtained.
引用
收藏
页码:1764 / 1772
页数:9
相关论文
共 50 条
[1]   Search for ηb in two-photon collisions at LEP II with the DELPHI detector [J].
Abdallah, J ;
Abreu, P ;
Adam, W ;
Adzic, P ;
Albrecht, T ;
Alderweireld, T ;
Alemany-Fernandez, R ;
Allmendinger, T ;
Allport, PP ;
Amaldi, U ;
Amapane, N ;
Amato, S ;
Anashkin, E ;
Andreazza, A ;
Andringa, S ;
Anjos, N ;
Antilogus, P ;
Apel, WD ;
Arnoud, Y ;
Ask, S ;
Asman, B ;
Augustin, JE ;
Augustinus, A ;
Baillon, P ;
Ballestrero, A ;
Bambade, P ;
Barbier, R ;
Bardin, D ;
Barker, GJ ;
Baroncelli, A ;
Battaglia, M ;
Baubillier, M ;
Barbier, R ;
Bardin, D ;
Barker, GJ ;
Baroncelli, A ;
Battaglia, M ;
Baubillier, M ;
Becks, KH ;
Begalli, M ;
Behrmann, A ;
Ben-Haim, E ;
Benekos, N ;
Benvenuti, A ;
Berat, C ;
Berggren, M ;
Berntzon, L ;
Bertrand, D ;
Besancon, M ;
Besson, N .
PHYSICS LETTERS B, 2006, 634 (04) :340-346
[2]  
ADAM NE, HEPEX0508023
[3]   Measurement of Γee(J/ψ), Γtot(J/ψ), and Γee[ψ(2S)]/Γee(J/ψ) [J].
Adams, GS ;
Anderson, M ;
Cummings, JP ;
Danko, I ;
Napolitano, J ;
He, Q ;
Insler, J ;
Muramatsu, H ;
Park, CS ;
Thorndike, EH ;
Coan, TE ;
Gao, YS ;
Liu, F ;
Stroynowski, R ;
Artuso, M ;
Blusk, S ;
Butt, J ;
Li, J ;
Menaa, N ;
Mountain, R ;
Nisar, S ;
Randrianarivony, K ;
Redjimi, R ;
Sia, R ;
Skwarnicki, T ;
Stone, S ;
Wang, JC ;
Zhang, K ;
Csorna, SE ;
Bonvicini, G ;
Cinabro, D ;
Dubrovin, M ;
Lincoln, A ;
Asner, DM ;
Edwards, KW ;
Briere, RA ;
Chen, J ;
Ferguson, T ;
Tatishvili, G ;
Vogel, H ;
Watkins, ME ;
Rosner, JL ;
Adam, NE ;
Alexander, JP ;
Berkelman, K ;
Cassel, DG ;
Duboscq, JE ;
Ecklund, KM ;
Ehrlich, R ;
Fields, L .
PHYSICAL REVIEW D, 2006, 73 (05)
[4]   NEUTRINO MASS LIMITS FROM A PRECISE DETERMINATION OF BETA-BETA-DECAY RATES OF TE-128 AND TE-130 [J].
BERNATOWICZ, T ;
BRANNON, J ;
BRAZZLE, R ;
COWSIK, R ;
HOHENBERG, C ;
PODOSEK, F .
PHYSICAL REVIEW LETTERS, 1992, 69 (16) :2341-2344
[5]   Photon transitions in Υ(2S) and Υ(3S) decays -: art. no. 032001 [J].
Artuso, M ;
Boulahouache, C ;
Blusk, S ;
Butt, J ;
Dambasuren, E ;
Dorjkhaidav, O ;
Li, J ;
Menaa, N ;
Mountain, R ;
Muramatsu, H ;
Nandakumar, R ;
Redjimi, R ;
Sia, R ;
Skwarnicki, T ;
Stone, S ;
Wang, JC ;
Zhang, K ;
Csorna, SE ;
Bonvicini, G ;
Cinabro, D ;
Dubrovin, M ;
Bornheim, A ;
Pappas, SP ;
Weinstein, AJ ;
Rosner, JL ;
Briere, RA ;
Chen, GP ;
Ferguson, T ;
Tatishvili, G ;
Vogel, H ;
Watkins, ME ;
Adam, NE ;
Alexander, JP ;
Berkelman, K ;
Cassel, DG ;
Crede, V ;
Duboscq, JE ;
Ecklund, KM ;
Ehrlich, R ;
Fields, L ;
Galik, RS ;
Gibbons, L ;
Gittelman, B ;
Gray, R ;
Gray, SW ;
Hartill, DL ;
Heltsley, BK ;
Hertz, D ;
Hsu, L ;
Jones, CD .
PHYSICAL REVIEW LETTERS, 2005, 94 (03)
[6]   Inclusive η′ production from the Υ(1S) -: art. no. 052003 [J].
Artuso, M ;
Boulahouache, C ;
Blusk, S ;
Bukin, K ;
Dambasuren, E ;
Mountain, R ;
Muramatsu, H ;
Nandakumar, R ;
Skwarnicki, T ;
Stone, S ;
Wang, JC ;
Mahmood, AH ;
Csorna, SE ;
Danko, I ;
Bonvicini, G ;
Cinabro, D ;
Dubrovin, M ;
McGee, S ;
Bornheim, A ;
Lipeles, E ;
Pappas, SP ;
Shapiro, A ;
Sun, WM ;
Weinstein, AJ ;
Briere, RA ;
Chen, GP ;
Ferguson, T ;
Tatishvili, G ;
Vogel, H ;
Adam, NE ;
Alexander, JP ;
Berkelman, K ;
Boisvert, V ;
Cassel, DG ;
Drell, PS ;
Duboscq, JE ;
Ecklund, KM ;
Ehrlich, R ;
Galik, RS ;
Gibbons, L ;
Gittelman, B ;
Gray, SW ;
Hartill, DL ;
Heltsley, BK ;
Hsu, L ;
Jones, CD ;
Kandaswamy, J ;
Kreinick, DL ;
Magerkurth, A ;
Mahlke-Krüger, H .
PHYSICAL REVIEW D, 2003, 67 (05)
[7]   Observation of η′c production in γγ fusion at CLEO -: art. no. 142001 [J].
Asner, DM ;
Dytman, SA ;
Mehrabyan, S ;
Mueller, JA ;
Nam, S ;
Savinov, V ;
Huang, GS ;
Miller, DH ;
Pavlunin, V ;
Sanghi, B ;
Shibata, EI ;
Shipsey, IPJ ;
Adams, GS ;
Chasse, M ;
Cummings, JP ;
Danko, I ;
Napolitano, J ;
Cronin-Hennessy, D ;
Park, CS ;
Park, W ;
Thayer, JB ;
Thorndike, EH ;
Coan, TE ;
Gao, YS ;
Liu, F ;
Stroynowski, R ;
Artuso, M ;
Boulahouache, C ;
Blusk, S ;
Butt, J ;
Dambasuren, E ;
Dorjkhaidav, O ;
Haynes, J ;
Menaa, N ;
Mountain, R ;
Muramatsu, H ;
Nandakumar, R ;
Redjimi, R ;
Sia, R ;
Skwarnicki, T ;
Stone, S ;
Wang, JC ;
Zhang, K ;
Mahmood, AH ;
Csorna, SE ;
Bonvicini, G ;
Cinabro, D ;
Dubrovin, M ;
Bornheim, A ;
Lipeles, E .
PHYSICAL REVIEW LETTERS, 2004, 92 (14) :142001-1
[8]  
Aubert B, 2005, PHYS REV D, V72, DOI [10.1103/PhysRevD.72.011102, 10.1103/PhysRevD.72.032005, 10.1103/PhysRevD.72.051101]
[9]   Measurement of the branching fractions and CP asymmetry of B- → D0(CP)K- decays with the BaBar detector -: art. no. 202002 [J].
Aubert, B ;
Barate, R ;
Boutigny, D ;
Gaillard, JM ;
Hicheur, A ;
Karyotakis, Y ;
Lees, JP ;
Robbe, P ;
Tisserand, V ;
Zghiche, A ;
Palano, A ;
Pompili, A ;
Chen, JC ;
Qi, ND ;
Rong, G ;
Wang, P ;
Zhu, YS ;
Eigen, G ;
Ofte, I ;
Stugu, B ;
Abrams, GS ;
Borgland, AW ;
Breon, AB ;
Brown, DN ;
Button-Shafer, J ;
Cahn, RN ;
Charles, E ;
Day, CT ;
Gill, MS ;
Gritsan, AV ;
Groysman, Y ;
Jacobsen, RG ;
Kadel, RW ;
Kadyk, J ;
Kerth, LT ;
Kolomensky, YG ;
Kukartsev, G ;
LeClerc, C ;
Levi, ME ;
Lynch, G ;
Mir, LM ;
Oddone, PJ ;
Orimoto, TJ ;
Pripstein, M ;
Roe, NA ;
Romosan, A ;
Ronan, MT ;
Shelkov, VG ;
Telnov, AV ;
Wenzel, WA .
PHYSICAL REVIEW LETTERS, 2004, 92 (20) :202002-1
[10]   The gluonic condensate from the hyperfine splitting Mcog(χcJ)-M(hc) in charmonium [J].
Badalian, A. M. ;
Bakker, B. L. G. .
PHYSICS OF ATOMIC NUCLEI, 2006, 69 (04) :734-738