Phonons and Magnetic Excitations in Mott-Insulator LaTiO${}_3$

M. N. Iliev, A. P. Litvinchuk, M. V. Abrashev +4

The polarized Raman spectra of stoichiometric LaTiO${}_3$ (T${}_N=150$ K) were measured between 6 and 300 K. In contrast to earlier report on half-metallic LaTiO${}_{3.02}$, neither st…