Trubitsyn, M.P.; Volnianskii, M.D.; Ermakov, A.S.; Linnik, V.G.
(Condensed Matter Physics, 1999)
ESR spectra of Gd³⁺ probe have been studied in the range of ferroelectric phase transition TC=451 K in lead germanate Pb₅Ge₃O₁₁. Measurements of ESR line position have shown that local order parameter behaves
in accordance ...