${{\mathit D}_{{{s}}}^{+}}$ Semileptonic Form Factors and Decay Constants

${{\mathit f}_{{{+}}}}$(0) $\vert {{\mathit V}_{{{cs}}}}\vert $ in ${{\mathit D}_{{{s}}}^{+}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit e}^{+}}{{\mathit \nu}_{{{e}}}}$

INSPIRE   JSON  (beta) PDGID:
S034A27
VALUE EVTS DOCUMENT ID TECN  COMMENT
$\bf{ 0.527 \pm0.024}$ OUR AVERAGE
$0.542$ $\pm0.062$ $\pm0.023$ 134 1
ABLIKIM
2024CI
 BES3 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at $4237 - 4699$ MeV
$0.525$ $\pm0.024$ $\pm0.009$ 675
ABLIKIM
2023BO
 BES3 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at $4128 - 4226$ MeV
• • We do not use the following data for averages, fits, limits, etc. • •
$0.477$ $\pm0.049$ $\pm0.011$ 261 2
ABLIKIM
2019S
 BES3 ${{\mathit e}^{+}}{{\mathit e}^{-}}$ at 4178 MeV
1  Using a two parameter fit in the $\mathit z$ expansion.
2  Superseded by ABLIKIM 2023BO
References