${{\mathit K}_{{2}}{(1820)}}$ WIDTH

INSPIRE search
VALUE (MeV) EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 264 \pm34}$ OUR AVERAGE
$167$ $\pm58$ ${}^{+82}_{-72}$ 4289 1
AAIJ
2017C
 LHCB ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$
$276$ $\pm35$ 2
ASTON
1993
LASS 11 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}{{\mathit \omega}}{{\mathit p}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$\sim$$230$ 3
DAUM
1981C
 CNTR 63 ${{\mathit K}^{-}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit K}^{-}}$2 ${{\mathit \pi}}{{\mathit p}}$
1  From an amplitude analysis of the decay ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ with a significance of 3.0 $\sigma $.
2  From a partial wave analysis of the ${{\mathit K}^{-}}{{\mathit \omega}}$ system.
3  From a partial wave analysis of the ${{\mathit K}^{-}}$2 ${{\mathit \pi}}$ system.
References:
AAIJ 2017C
PRL 118 022003 Observation of ${{\mathit J / \psi}}{{\mathit \phi}}$ Structures Consistent with Exotic States from Amplitude Analysis of ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ Decays
Also
PR D95 012002 Amplitude Analysis of ${{\mathit B}^{+}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit \phi}}{{\mathit K}^{+}}$ Decays
ASTON 1993
PL B308 186 Evidence for Two $\mathit J{}^{P} = 2{}^{-}$ Strange Meson States in the ${{\mathit K}_{{2}}{(1770)}}$ Region
DAUM 1981C
NP B187 1 Diffractive Production of Strange Mesons at 63 GeV