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Search for X(3872) in gammagamma fusion and radiative production at CLEO.

Authors :
Dobbs S
Metreveli Z
Seth KK
Tomaradze A
Zweber P
Ernst J
Mahmood AH
Severini H
Asner DM
Dytman SA
Love W
Mehrabyan S
Mueller JA
Savinov V
Li Z
Lopez A
Mendez H
Ramirez J
Huang GS
Miller DH
Pavlunin V
Sanghi B
Shibata EI
Shipsey IP
Adams GS
Chasse M
Cravey M
Cummings JP
Danko I
Napolitano J
Cronin-Hennessy D
Park CS
Park W
Thayer JB
Thorndike EH
Coan TE
Gao YS
Liu F
Artuso M
Boulahouache C
Blusk S
Butt J
Dambasuren E
Dorjkhaidav O
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
Kandaswamy J
Kreinick DL
Kuznetsov VE
Mahlke-Krüger H
Meyer TO
Onyisi PU
Patterson JR
Peterson D
Pivarski J
Riley D
Ryd A
Sadoff AJ
Schwarthoff H
Shepherd MR
Stroiney S
Sun WM
Thayer JG
Urner D
Wilksen T
Weinberger M
Athar SB
Avery P
Breva-Newell L
Patel R
Potlia V
Stoeck H
Yelton J
Rubin P
Cawlfield C
Eisenstein BI
Gollin GD
Karliner I
Kim D
Lowrey N
Naik P
Sedlack C
Selen M
Thaler JJ
Williams J
Wiss J
Edwards KW
Besson D
Pedlar TK
Gao KY
Gong DT
Kubota Y
Lang BW
Li SZ
Poling R
Scott AW
Smith A
Stepaniak CJ
Source :
Physical review letters [Phys Rev Lett] 2005 Jan 28; Vol. 94 (3), pp. 032004. Date of Electronic Publication: 2005 Jan 27.
Publication Year :
2005

Abstract

We report on a search for the recently reported X(3872) state using 15.1 fb(-1) of e(+)e(-) data taken in the sqrt[s] = 9.46-11.30 GeV region. Separate searches for the production of the X(3872) in untagged gammagamma fusion and e(+)e(-) annihilation following initial state radiation are made by taking advantage of the unique angular correlation between the leptons from the decay J/psi --> l(+)l(-) in X(3872) decay to pi(+)pi(-)J/psi. No signals are observed in either case, and 90% confidence upper limits are established as (2J+1)Gamma(gammagamma)(X(3872))B(X --> pi(+)pi(-)J/psi) < 12.9 eV and Gamma(ee)(X(3872))B(X- -> pi(+)pi(-)J/psi) < 8.3 eV.

Details

Language :
English
ISSN :
0031-9007
Volume :
94
Issue :
3
Database :
MEDLINE
Journal :
Physical review letters
Publication Type :
Academic Journal
Accession number :
15698254
Full Text :
https://doi.org/10.1103/PhysRevLett.94.032004