$\mathit CP$ VIOLATION PARAMETERS

$\mathit C_{ {{\mathit \rho}} {{\mathit \rho}} }$ ( ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ )

INSPIRE  
VALUE DOCUMENT ID TECN  COMMENT
$\bf{ 0.00 \pm0.09}$ OUR AVERAGE
$0.00$ $\pm0.10$ $\pm0.06$ 1
VANHOEFER
2016
BELL ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
$0.01$ $\pm0.15$ $\pm0.06$
AUBERT
2007BF
BABR ${{\mathit e}^{+}}$ ${{\mathit e}^{-}}$ $\rightarrow$ ${{\mathit \Upsilon}{(4S)}}$
• • We do not use the following data for averages, fits, limits, etc. • •
$-0.16$ $\pm0.21$ $\pm0.08$ 1
SOMOV
2007
BELL Repl. by VANHOEFER 2016
$-0.00$ $\pm0.30$ $\pm0.09$ 1
SOMOV
2006
BELL Repl. by SOMOV 2007
$-0.03$ $\pm0.18$ $\pm0.09$
AUBERT,B
2005C
BABR Repl. by AUBERT 2007BF
$-0.17$ $\pm0.27$ $\pm0.14$
AUBERT,B
2004R
BABR Repl. by AUBERT,B 2005C
1  BELLE Collab. quotes $\mathit A_{CP}$ which is equal to $−\mathit C$.
Conservation Laws:
$\mathit CP$ INVARIANCE
References:
VANHOEFER 2016
PR D93 032010 Study of ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays and Implications for the CKM Angle $\phi _{2}$
Also
PR D94 099903 (errat.) Addendum to VANHOEFER 2016 : Study of ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays and Implications for the CKM Angle $\mathit \phi _{2}$
AUBERT 2007BF
PR D76 052007 Study of ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays and Constraints on the CKM Angle $\alpha $
SOMOV 2007
PR D76 011104 Improved Measurement of $\mathit CP$-Violating Parameters in ${{\mathit B}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays
SOMOV 2006
PRL 96 171801 Measurement of the Branching Fraction, Polarization, and $\mathit CP$ Asymmetry for ${{\mathit B}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays, and Determination of the CKM Phase ${{\mathit \phi}_{{2}}}$ .
AUBERT,B 2005C
PRL 95 041805 Improved Measurement of the Cabibbo-Kobayashi-Maskawa Angle $\alpha $ using ${{\mathit B}^{0}}$ ${{\overline{\mathit B}}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ Decays
AUBERT,B 2004R
PRL 93 231801 Study of the Decay ${{\mathit B}^{0}}$ ${{\overline{\mathit B}}^{0}}$ $\rightarrow$ ${{\mathit \rho}^{+}}{{\mathit \rho}^{-}}$ , and Constraints on the Cabbibo-Kobayashi-Maskawa Angle ${{\mathit \alpha}}$