Phase equilibria in the ternary system Ce–Ti–Sn at 600°C
Author(s) -
Oleksandr SENCHUK,
Yaroslav TOKAYCHUK,
P. Demchenko,
R. Gladyshevskii
Publication year - 2015
Publication title -
chemistry of metals and alloys
Language(s) - English
Resource type - Journals
eISSN - 1998-8087
pISSN - 1998-8079
DOI - 10.30970/cma8.0329
Subject(s) - phase diagram , ternary operation , cerium , crystallography , crystal structure , tin , powder diffraction , isothermal process , materials science , ternary numeral system , phase (matter) , titanium , solid solution , chemistry , metallurgy , thermodynamics , physics , organic chemistry , computer science , programming language
The isothermal section of the phase diagram of the ternary system Ce–Ti–Sn was constructed in the whol e concentration range at 600°C by means of X-ray powd er diffraction. The binary compounds of the systems Ce–Sn and Ti–Sn dissolve negligible amounts of the third component. Two ternary compounds, CeTi 6Sn4 and ~Ce3TiSn5, were found. The crystal structure of the compound CeTi6Sn4 belongs to the structure type ZrFe6Ge4 (Pearson symbol hR33, space group R-3m, a = 5.8101(11), c = 22.971(5) Å). It completes the row of isotypic RTi 6Sn4 compounds with ZrFe6Ge4-type structure (R = Y, La-Nd, Sm, Gd-Tm, Lu).
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