Experimental Observation of Electron Paramagnetism of Muonic Atoms
Varlamov V.G., Dobretsov Yu.P. , Dolgoshein B.A. , Kirilov-Ugryumov V.G.
As established by us, In noble gases with spin-less nuclei there is no Larmor precession of the y~-meson spin at the precession frequency of the free muon [1, 2]. It is shown in the present article that this is due to spin-orbit interaction of the muon with the electron shell of the muonic atom13.