Production of four heavy quarks and $B_c$-mesons at the $Z^0$-boson pole

V. V. Kiselev, A. K. Likhoded, M. V. Shevlyagin

The cross-section for the production of $b\bar{b}c\bar{c}$ quarks in $e^{+}{e}^{-}$ annihilation, that proves to be at a level of $σ(e^+e^- \rightarrow b{\bar b} c{\bar c})/ σ(e^+e^-…