Single-crystal – oriented-crystal – and epitaxy growth processes; – Processes of growth from liquid or supercritical state – Having pulling during growth
Patent
1994-01-28
1996-02-27
Kunemund, Robert
Single-crystal, oriented-crystal, and epitaxy growth processes;
Processes of growth from liquid or supercritical state
Having pulling during growth
117 37, 117 48, 117 77, 117950, 2523014R, 2523016R, C30B 2920
Patent
active
054939844
ABSTRACT:
A method for producing a single crystal or polycrystal of terbium aluminate containing at least terbium, aluminum and oxygen and represented by the formula Tb.sub.1-x Al.sub.1+x O.sub.3 wherein -0.5.ltoreq.x.ltoreq.0.5, which comprises growing the single crystal or polycrystal using a reducing gas atmosphere or a neutral gas atmosphere as an atmosphere for crystal growth.
REFERENCES:
patent: 4096088 (1978-06-01), Ranby et al.
patent: 4837481 (1989-06-01), Verstegen et al.
Shishido et al, "Growth of Race Earth Aluminate Crystals From Molten Solutions" Jour. of Alloys and Compounds, 192 (1993) Feb. pp. 84-86.
Miyazawa Yasuto
Morita Shoji
Sekita Masami
Sekiwa Hideyuki
Kunemund Robert
National Institute for Research in Inorganic Materials
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