Volnianskii, M.D.; Trubitsyn, M.P.; Obaidat, Yahia A.H.
(Condensed Matter Physics, 2007)
Earlier it has been shown that in the lithium heptagermanate Li₂Ge₇O₁₅ structure the chromium doping ions
substitute the germanium hosts and create Cr³⁺-Li⁺ pair centres. In the paper EPR and dielectric spectra
of ...