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Investigation of the Ln2S3—Cu2S—PbS (Ln: Y, Dy, Ho and Er) Systems.

✍ Scribed by L. D. Gulay; V. Ya. Shemet; I. D. Olekseyuk; J. Stepien-Damm; A. Pietraszko; L. V. Koldun; J. O. Filimonyuk


Publisher
John Wiley and Sons
Year
2007
Weight
12 KB
Volume
38
Category
Article
ISSN
0931-7597

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The Family of Ln2Ti2S2O5 Compounds (Ln=N
✍ C. Boyer-Candalen; J. Derouet; P. Porcher; Y. Moëlo; A. Meerschaut 📂 Article 📅 2002 🏛 Elsevier Science 🌐 English ⚖ 403 KB

The optical properties of Ln 2 Ti 2 S 2 O 5 compounds (Ln=Nd, Sm, Gd, Tb, Dy, Ho, Er, and Y) have been measured. Diffuse reflectance spectra revealed a strong absorption band above 2 eV, which explains the color of the compounds. Moreover, other bands, with a lower intensity, have been attributed to