• Spin Excitations in a 4f−3d Heterodimer on MgO 

      Singha, Aparajita; Donati, Fabio; Natterer, Fabian Donat; Wäckerlin, Christian; Stavrić, Srđan; Popović, Zoran S.; Šljivančanin, Željko; Patthey, Francois; Brune, Harald (Physical Review Letters, 2018)