Analysis of $B_s\to \varphi \nu \bar{\nu }$ at CEPC

Lingfeng Li, Manqi Ruan, Yudong Wang +1

The rare $b\to s\nu \bar{\nu }$ decays are sensitive to contributions of new physics (NP) and helpful to resolve the puzzle of multiple $B$ flavor anomalies. In this work, we propose to st…