${{\boldsymbol a}_{{2}}{(1320)}}$ WIDTH

${{\boldsymbol K}}{{\overline{\boldsymbol K}}}$ MODE INSPIRE search

VALUE (MeV) EVTS DOCUMENT ID TECN CHG  COMMENT
$\bf{ 109.8 \pm2.4}$ OUR AVERAGE
$112$ $\pm20$ 4700 1, 2
CLELAND
1982B
SPEC + 50 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{+}}{{\mathit p}}$
$120$ $\pm25$ 5200 1, 2
CLELAND
1982B
SPEC - 50 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{-}}{{\mathit p}}$
$106$ $\pm4$ 4000
CHABAUD
1980
SPEC - 17 ${{\mathit \pi}^{-}}$ ${}^{}\mathrm {A}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{-}}{}^{}\mathrm {A}$
$126$ $\pm11$ 11000
CHABAUD
1978
SPEC - 9.8 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$
$101$ $\pm8$ 4730
CHABAUD
1978
SPEC - 18.8 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$
$113$ $\pm4$ 1, 3
MARTIN
1978D
SPEC - 10 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{-}}{{\mathit p}}$
$105$ $\pm8$ 2724 3
MARGULIE
1976
SPEC - 23 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$
$113$ $\pm19$ 730
FOLEY
1972
CNTR - 20.3 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$
$123$ $\pm13$ 1500 3
GRAYER
1971
ASPK - 17.2 ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$
• • • We do not use the following data for averages, fits, limits, etc. • • •
$120$ $\pm15$ 870 4
SCHEGELSKY
2006A
RVUE 0 ${{\mathit \gamma}}$ ${{\mathit \gamma}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$
$121$ $\pm51$ 1000 1, 2
CLELAND
1982B
SPEC + 30 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{+}}{{\mathit p}}$
$110$ $\pm18$ 350
HYAMS
1978
ASPK + 12.7 ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\mathit K}_S^0}$ ${{\mathit p}}$
1  From a fit to $\mathit J{}^{P} = 2{}^{+}$ partial wave.
2  Number of events evaluated by us.
3  Width errors enlarged by us to 4${}\Gamma /\sqrt {\mathit N }$; see the note with the ${{\mathit K}^{*}{(892)}}$ mass.
4  From analysis of L3 data at 91 and $183 - 209$ GeV.
  References:
SCHEGELSKY 2006A
EPJ A27 207 The ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ Final State in Two-Photon Collisions and SU(3) Tensor Nonets
CLELAND 1982B
NP B208 228 Resonance Production in the Reaction ${{\mathit \pi}^{\pm}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}_S^0}$ ${{\mathit K}^{\pm}}{{\mathit p}}$ at 30 and 50 ${\mathrm {GeV/}}\mathit c$
CHABAUD 1980
NP B175 189 Coherent ${{\mathit A}_{{2}}^{-}}$ Production on Nuclei Observed in the ${{\mathit K}^{-}}{{\mathit K}_S^0}$ Decay Channel at 17.2 ${\mathrm {GeV/}}\mathit c$
CHABAUD 1978
NP B145 349 ${{\mathit A}_{{2}}}$ Production in the Reaction ${{\mathit \pi}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit K}_S^0}$ ${{\mathit p}}$ at 9.8 and 18.8 GeV
HYAMS 1978
NP B146 303 Forward ${{\mathit A}_{{2}}^{+}}$ in Two Dimensions Production in ${{\mathit \pi}^{+}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{+}}{{\overline{\mathit K}}_{{S}}^{0}}{{\mathit p}}$ at 12.7 ${\mathrm {GeV/}}\mathit c$
MARTIN 1978D
PL 74B 417 A Study of Isospin = 1 Meson States using 10 ${\mathrm {GeV/}}\mathit c$ ${{\mathit K}^{-}}{{\mathit K}^{0}}$ Production Data
MARGULIE 1976
PR D14 667 High Statistics Investigation of ${{\mathit K}^{0}}{{\mathit K}^{-}}$ Decay of ${{\mathit A}_{{2}}^{-}}$ Produced by 23 ${\mathrm {GeV/}}\mathit c$ ${{\mathit \pi}^{-}}$ on Hydrogen
FOLEY 1972
PR D6 747 ${{\mathit K}_S^0}$ ${{\mathit K}^{-}}$ Decay of ${{\mathit A}_{{2}}^{-}}$ Produced by 20.3 ${\mathrm {GeV/}}\mathit c$ ${{\mathit \pi}^{-}}$ on Hydrogen
GRAYER 1971
PL 34B 333 Measurement of the ${{\mathit A}_{{2}}}$ Meson Mass Spectrum