$\mathit CP$ VIOLATION PARAMETERS

$\mathit C_{{{\mathit \eta}^{\,'}{(958)}} {{\mathit K}_S^0} }$ ( ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \eta}^{\,'}{(958)}}{{\mathit K}_S^0}$ )

INSPIRE   PDGID:
S042Y1
See updated measurements in $\mathit C_{{{\mathit \eta}^{\,'}} {{\mathit K}^{0}}}$
VALUE DOCUMENT ID TECN  COMMENT
$\bf{ -0.04 \pm0.20}$ OUR AVERAGE  Error includes scale factor of 2.5.
$-0.21$ $\pm0.10$ $\pm0.02$
AUBERT
2005M
 BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
$0.19$ $\pm0.11$ $\pm0.05$ 1
CHEN
2005B
 BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$-0.26$ $\pm0.22$ $\pm0.03$ 1
ABE
2003C
 BELL Repl. by ABE 2003H
$0.01$ $\pm0.16$ $\pm0.04$ 1
ABE
2003H
 BELL Repl. by CHEN 2005B
$0.10$ $\pm0.22$ $\pm0.04$
AUBERT
2003W
 BABR Repl. by AUBERT 2005M
$-0.13$ $\pm0.32$ ${}^{+0.06}_{-0.09}$ 1
CHEN
2002B
 BELL Repl. by ABE 2003C
1  BELLE Collab. quotes $\mathit A_{{{\mathit \eta}^{\,'}{(958)}} {{\mathit K}_S^0} }$ which is equal to $−\mathit C_{{{\mathit \eta}^{\,'}{(958)}} {{\mathit K}_S^0} }$.
Conservation Laws:
$\mathit CP$ INVARIANCE
References