Single crystals based on stabilized zirconium dioxide or hafniun

Details Single crystals based on stabilized zirconium dioxide or hafniun Single crystals based on stabilized zirconium dioxide or hafniun

1975-01-14

1976-10-05

McCarthy, Helen M.

Chemistry of inorganic compounds

With additive

For stabilizing crystal size or shape

106 42, 423608, 331 945F, C01G 2502, C01G 2702, C04B 3548

Patent

active

039845249

ABSTRACT:
Single crystals based on stabilized zirconium dioxide or hafnium dioxide, wherein used as the stabilizer is scandium oxide or an oxide of one of the rare-earth elements. The content of components in a single crystal is as follows (mol.%):

REFERENCES:
patent: 3809639 (1974-05-01), Faurschov et al.
Alexandrov, V. I. et al., Doklady AN, SSSR, 199, 1282-1283 (1971), "Spectroscopic Properties and Emission in ZrO.sub.2 and HfO.sub.2 Crystals" (transl. in English, Soviet Physics, Doklady (16) no. 8, Feb. 1972, pp. 657-658.
Alexandrov, V. I. et al., Kratkie Soobschenyia po Fizike, Moscow, No. 11, 1972 "Physical Properties of Crystals Of Hafnium Dioxide and Zirconium Dioxide" , pp. 3-7.
Alexandrov, V. I., et al., "Lasing of Thulium.sup.+.sup.3 and Holmium.sup.+ .sup.3 Ions in Zirconium Dioxide Crystal" Kratkia Soobschenia poFizike (2), pp. 17-21, 1973.
Alexandrov, V. I. et al., "Molecular Scattering of Light In Hafnium Dioxide Single Crystal" , Kristallografiya 18 (5), pp. 1085-1087, 1973.
Barker, W. W. et al., "A High Temperature Neutron Diffraction Study of Pure & Scandia-stabilized Zirconia" , J. Solid State Chem. 1973, 7 (4), pp. 448-453.
Koehler, E. K. et al., "Influence of Additions of Rare Earth Oxides on the Polymorphism of Zirconia & Hafnia" , Sci. Ceram, 1967, 4, pp. 233-245.
Spitsbergen, U. et al., "Zirconia Solid Solutions With Rare Earth Oxides" , Sci Ceram 1967, 4, pp. 247-254.

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