Sun et al., 1993 - Google Patents

Growth of large PbTiO3 crystals by a self-flux technique

Sun et al., 1993

Document ID: 9657341416450227814
Author: Sun B; Huang Y; Payne D
Publication year: 1993
Publication venue: Journal of crystal growth

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Pure lead titanate (PbTiO 3) crystals (5 x 5 x 5 mm3) were grown from high-temperature solutions by a slow cooling technique using PbO as a self-flux. The optimum growth conditions were determined to be:(1)(1-x) TiO 2+ x PbO with x (in moi%) varying from 0.78 to …

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238000000034 method 0 title abstract description 12

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- C30B29/00—Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape
- C30B29/10—Inorganic compounds or compositions
- C30B29/16—Oxides
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- C30B29/30—Niobates; Vanadates; Tantalates
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
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- C01B35/00—Boron; Compounds thereof
- C01B35/08—Compounds containing boron and nitrogen, phosphorus, oxygen, sulfur, selenium or tellurium
- C01B35/10—Compounds containing boron and oxygen
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- C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
- C04B2235/30—Constituents and secondary phases not being of a fibrous nature
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- C01—INORGANIC CHEMISTRY
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- C01P2002/70—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data
- C01P2002/72—Crystal-structural characteristics defined by measured X-ray, neutron or electron diffraction data by d-values or two theta-values, e.g. as X-ray diagram
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- C30B9/00—Single-crystal growth from melt solutions using molten solvents
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- C30B11/00—Single-crystal growth by normal freezing or freezing under temperature gradient, e.g. Bridgman-Stockbarger method
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- C30B—SINGLE-CRYSTAL-GROWTH; UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL; REFINING BY ZONE-MELTING OF MATERIAL; PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE; APPARATUS THEREFOR
- C30B15/00—Single-crystal growth by pulling from a melt, e.g. Czochralski method
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- C30B33/00—After-treatment of single crystals or homogeneous polycrystalline material with defined structure
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- C01G23/00—Compounds of titanium
- C01G23/003—Titanates, e.g. titanates of two or more metals other than titanium

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