Author(s): Constantia Alexandrou, Simone Bacchio, Martha Constantinou, Jacob Finkenrath, Roberto Frezzotti, Bartosz Kostrzewa, Giannis Koutsou, Gregoris Spanoudes, and Carsten Urbach (Extended Twisted Mass Collaboration)
The authors compute the axial and pseudoscalar nucleon form factors for 2+1+1 flavors, light, strange, and charm, with physical quark masses in lattice QCD with a controlled continuum extrapolation. The results are compared with...