Comment on “Protonium annihilation intoπ 0 π 0 at rest in a liquid hydrogen target”
Author(s) -
C. Amsler,
C.A. Baker,
B. M. Barnett,
C.J. Batty,
M. Benayoun,
P. Blüm,
K. Braune,
D.V. Bugg,
T. Case,
V. Credé,
K. M. Crowe,
M. Doser,
W. Dünnweber,
D. Engelhardt,
M.A. Faessler,
R.P. Haddock,
F. H. Heinsius,
Michael Heinzelmann,
N. P. Hessey,
P. Hidas,
D. Jamnik,
H. Kalinowsky,
P. Kammel,
J. Kisiel,
E. Klempt,
H. Koch,
M. Kunze,
U. Kurilla,
R. Landua,
H. Matthäy,
C. A. Meyer,
F. Meyer-Wildhagen,
R. Ouared,
Κ. Peters,
B. Pick,
M. Ratajczak,
C. Regenfus,
J. Reinnarth,
W. Roethel,
A. Sarantsev,
S. Spanier,
U. Strohbusch,
M. Suffert,
J. S. Suh,
U. Thoma,
I. Uman,
S. Wallis-Plachner,
D. Walther,
U. Wiedner,
K. Wittmack,
B. S. Zou
Publication year - 2002
Publication title -
physical review. d. particles, fields, gravitation, and cosmology/physical review. d. particles and fields
Language(s) - English
Resource type - Journals
eISSN - 1089-4918
pISSN - 0556-2821
DOI - 10.1103/physrevd.66.058101
Subject(s) - annihilation , physics , particle physics
We comment on the recent paper published by the Obelix Collaboration on protonium annihilation into pi /sup 0/ pi /sup 0/ at rest in a liquid hydrogen target ÝPhys. Rev. D 65, 012001 (2002)¿, with particular reference to the discrepancy with the results obtained by the Crystal Barrel Collaboration
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