2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/26287Coupled electron-nuclear oscillations in antiferromagnetics with anisotropy of "light plane" type in the strong external magnetic field are under consideration. The new mode ε_{2k} of these coupled oscillations is obtained for antiferromagnetic systems by using "u-v"-Bogolubov?s unitary transformations. The dynamic shift of the frequency of nuclear magnetic resonance concerned with this mode is obtained.6 pages; PDF fileStatistical Mechanicstext