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${{\mathit D}_{{{s}}}^{+}}$ 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:

VALUE

EVTS

DOCUMENT ID

TECN

COMMENT

$\bf{ 0.449 \pm0.009}$

OUR AVERAGE

$0.430$ $\pm0.021$ $\pm0.016$

716

BES3

${{\mathit e}^{+}}{{\mathit e}^{-}}$ at $4237 - 4699$ MeV

$0.4519$ $\pm0.0071$ $\pm0.0065$

4k

BES3

${{\mathit e}^{+}}{{\mathit e}^{-}}$ at $4128 - 4226$ MeV

• • We do not use the following data for averages, fits, limits, etc. • •

$0.4455$ $\pm0.0053$ $\pm0.0044$

1.8k

BES3

${{\mathit e}^{+}}{{\mathit e}^{-}}$ at 4178 MeV

¹	Using a two parameter fit in the $\mathit z$ expansion .

²	Superseded by ABLIKIM 2023BO

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