%0 Journal Article %T Infra-red Transmittance of Ba5Ta4O15 Crystals Grown by the Czochralski Method %A GALASSO, F. %A GEORGE, F. %J Nature %V 206 %N 4991 %P 1352-1352 %@ 0028-0836 %D 1965-06-26 %I Nature Publishing Group UK %~ DeepDyve