Bakharev O.; Dooglav A.; Egorov A.; Naletov V.; Rodionova M.; Tagirov M.; Teplov M.
(1991)
The ground state of Tm3+ ion (4t2,3H6) in a crystal electric field (CEF) of TmBaCuO is a singlet, separated from the lowest excited states by an energy gap of 100÷130 cm-1. The pulsed NMR of169Tm nuclei (spin I=1/2) in a ...