$\mathit CP$ VIOLATION PARAMETERS

$\mathit C_{ {{\mathit \eta}^{\,'}} {{\mathit K}^{0}} }$ ( ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit K}^{0}}$ )

INSPIRE   PDGID:
S042CEK
VALUE DOCUMENT ID TECN  COMMENT
$\bf{ -0.06 \pm0.04}$ OUR AVERAGE
$-0.03$ $\pm0.05$ $\pm0.04$ 1
SANTELJ
2014
BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
$-0.08$ $\pm0.06$ $\pm0.02$
AUBERT
2009I
 BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$-0.16$ $\pm0.07$ $\pm0.03$ 2
AUBERT
2007A
 BABR Repl. by AUBERT 2009I
$0.01$ $\pm0.07$ $\pm0.05$ 2, 1
CHEN
2007
BELL Repl. by SANTELJ 2014
1  The paper reports $\mathit A$, which is equal to $−\mathit C$.
2  The mixing-induced $\mathit CP$ violation is reported with a significance of more than 5 standard deviations in this ${{\mathit b}}$ $\rightarrow$ ${{\mathit s}}$ penguin dominated mode.
Conservation Laws:
$\mathit CP$ INVARIANCE
References:
SANTELJ 2014
JHEP 1410 165 Measurement of Time-Dependent $\mathit CP$ Violation in ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit K}^{0}}$ Decays
AUBERT 2009I
PR D79 052003 Measurement of Time Dependent $\mathit CP$ Asymmetry Parameters in ${{\mathit B}^{0}}$ Meson Decays to ${{\mathit \omega}}{{\mathit K}_S^0}$ , ${{\mathit \eta}^{\,'}}{{\mathit K}^{0}}$ , and ${{\mathit \pi}^{0}}{{\mathit K}_S^0}$
AUBERT 2007A
PRL 98 031801 Observation of $\mathit CP$ Violation in ${{\mathit B}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit K}^{0}}$ Decays
CHEN 2007
PRL 98 031802 Observation of Time-Dependent $\mathit CP$ Violation in ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}}{{\mathit K}^{0}}$ Decays and Improved Measurements of $\mathit CP$ Asymmetries in ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \phi}}{{\mathit K}^{0}}$ , ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ ${{\mathit K}_S^0}$ and ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit J / \psi}}{{\mathit K}^{0}}$ Decays