Topological susceptibility to the one-loop order in chiral perturbation theory

Yao-Yuan Mao, Ting-Wai Chiu
2009 Physical Review D  
We derive the topological susceptibility to the one-loop order in the chiral effective theory of QCD, for an arbitrary number of flavors.
doi:10.1103/physrevd.80.034502 fatcat:p6h5qnh4ubg5rjl7j5kf6vwisy