Non-factorisable contributions to $t$-channel single-top production at the LHC and FCC

Christian Brønnum-Hansen, Jérémie Quarroz, Chiara Signorile-Signorile +1

Single top quark is mainly produced through the $t$-channel W boson exchange $q+b\to q^{\prime }+t$ at LHC. This process probes Wtb vertex directly and can be used to measure t…