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Дата последнего поиска статьи во внешних источниках: 3 октября 2019 г.
Аннотация:The heat conduction of laser vanadate crystals GdVO4 and YVO4 and their solid solutions is measured in the temperature interval from 50 to 350 K. Mixed rare-earth vanadates have the common chemical formula Re'1-xRe''xVO4, where Re' and Re'' are two or more types of ions from a series La3+, Pr3+, Nd3+, Sm3+, Eu3+, Gd3+, Tb3+, Dy3+, Ho3+, Er3+, Tm3+, Yb3+, Lu3+, Sc3+, Y3+. The heat conduction of Nd:YVO4 measured at room temperature proved to be more than twice higher than that reported in the literature and in certificate characteristics of laser Nd:YVO4 elements manufactured by numerous commercial companies. The empirical dependences of the heat conduction along the crystallographic axes 100 and 001 on the composition of rare-earth vanadates Re'1-xRe''xVO4, are obtained in the temperature interval from 200 to 350 K.