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Czochralski growth and characterization of piezoelectric single crystals with langasite structure: La3Ga5SiO14 (LGS), La3Ga5.5Nb0.5O14 (LGN), and La3Ga5.5Ta0.5O14 (LGT): Part I

✍ Scribed by J. Bohm; R.B. Heimann; M. Hengst; R. Roewer; J. Schindler

Book ID: 118532165
Publisher: Elsevier Science
Year: 1999
Tongue: English
Weight: 490 KB
Volume: 204
Category: Article
ISSN: 0022-0248
DOI: 10.1016/s0022-0248(99)00186-4

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## Abstract The thermal expansion of trigonal La~3~Nb~0.5~Ga~5.5~O~14~ (LNG), La~3~Ta~0.5~Ga~5.5~O~14~ (LTG) and monoclinic La~3~SbZn~3~Ge~2~O~14~ (LSZG) was studied with X-ray powder diffraction technique. The trigonal crystal structures of LNG and LTG are stable under elevated temperature and no