${{\boldsymbol f}_{{2}}{(2150)}}$ WIDTH

${{\boldsymbol \eta}}{{\boldsymbol \eta}}$ MODE INSPIRE search

VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ 152 \pm30}$ OUR AVERAGE  Error includes scale factor of 1.4.
$280$ $\pm70$
BARBERIS
2000E
450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}_{{f}}}{{\mathit \eta}}{{\mathit \eta}}{{\mathit p}_{{s}}}$
$150$ $\pm35$
PROKOSHKIN
1995D
GAM4 300 ${{\mathit \pi}^{-}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}^{-}}{{\mathit N}}$2 ${{\mathit \eta}}$ , 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}{{\mathit p}}$2 ${{\mathit \eta}}$
$130$ $\pm30$
SINGOVSKI
1994
GAM4 450 ${{\mathit p}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit p}}{{\mathit p}}$2 ${{\mathit \eta}}$
• • • We do not use the following data for averages, fits, limits, etc. • • •
$310$ $\pm50$ 1
ABELE
1999B
CBAR $1.94$ ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$
$203$ $\pm10$ 2
ARMSTRONG
1993C
E760 ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ $\rightarrow$ 6 ${{\mathit \gamma}}$
1  Spin not determined.
2  No $\mathit J{}^{PC}$ determination.

           ${{\mathit f}_{{2}}{(2150)}}$ width, ${{\mathit \eta}}{{\mathit \eta}}$ mode (MeV)
  References:
BARBERIS 2000E
PL B479 59 A Study of the ${{\mathit \eta}}{{\mathit \eta}}$ Channel Produced in Central ${{\mathit p}}{{\mathit p}}$ Interactions at 450 ${\mathrm {GeV/}}\mathit c$
ABELE 1999B
EPJ C8 67 Observation of Resonances in the Reaction ${{\overline{\mathit p}}}$ ${{\mathit p}}$ $\rightarrow$ ${{\mathit \pi}^{0}}{{\mathit \eta}}{{\mathit \eta}}$ at 1.94 ${\mathrm {GeV/}}\mathit c{}^{2}$
PROKOSHKIN 1995D
PD 40 495 Observation of ${{\mathit f}_{{2}}{(2175)}}$ Meson as a Possible Tensor Glueball
SINGOVSKI 1994
NC A107 1911 The ${{\mathit \eta}}{{\mathit \eta}}$ Systems Produced in 450 ${\mathrm {GeV/}}\mathit c$ Central ${{\mathit p}}{{\mathit p}}$ Collisions
ARMSTRONG 1993C
PL B307 394 Evidence for ${{\mathit \eta}}{{\mathit \eta}}$ Resonances in Antiproton Proton Annihilations at 2950 $<$ $\sqrt {s }$ $<$ 3620 MeV