Probing neutral top-pion via a flavor-changing process $\gamma \gamma \to t\bar{c}{\Pi }_t^0$

Xuelei Wang, Bingzhong Li, Yueling Yang

In the framework of topcolor-assisted-technicolor model(TC2), we study a flavor-changing neutral top-pion production process $\gamma \gamma \to t\bar{c}{\Pi }_t^0$. The study shows that there e…