Analysis of the form factors of Bc → D (*), D s (*) and relevant nonleptonic decays*

Key Points

• The study predicts decay widths for various nonleptonic processes using QCD sum rules, and shows significant potential insights into heavy-quark dynamics.
• With calculated form factors, branching ratios for numerous decay processes of B and D mesons are derived, indicating their comprehensive decay behaviors.
• Using three-point QCD sum rules, contributions from several factors are considered, enhancing the reliability of the resulting decay predictions.
• This research informs our understanding of the dynamics involving heavy quarks, encouraging further explorations in particle physics.