${{\mathit \rho}{(770)}}$ T-MATRIX POLE $\sqrt {\mathit s }$

INSPIRE   PDGID:
M009PP
Note that $\Gamma $ = $−$2 Im($\sqrt {s }$).
VALUE (MeV) DOCUMENT ID TECN  COMMENT
$\bf{ (761 - 765) − {\mit i} (71 - 74)}$ OUR ESTIMATE
$(763.7 {}^{+1.7}_{-1.5}) − {\mit i} (73.2 {}^{+1.0}_{-1.1})$ 1
GARCIA-MARTIN
2011
RVUE Compilation
$(754 \pm18) − {\mit i} (74 \pm10)$ 2
PELAEZ
2004A
 RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$
$(762.4 \pm1.8) − {\mit i} (72.6 \pm1.4)$
COLANGELO
2001
RVUE ${{\mathit \pi}}$ ${{\mathit \pi}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}$
1  Reanalysis of the ${{\mathit K}_{{{e4}}}}$ data of BATLEY 2010C and the ${{\mathit \pi}}$ ${{\mathit N}}$ $\rightarrow$ ${{\mathit \pi}}{{\mathit \pi}}{{\mathit N}}$ data of HYAMS 1973, GRAYER 1974, and PROTOPOPESCU 1973 using GKPY equations.
2  Reanalysis of data from PROTOPOPESCU 1973, ESTABROOKS 1974, GRAYER 1974, and COHEN 1980 in the unitarized ChPT model.
References