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报道 LaAlO_3晶体的焰熔法生长及其介电性质.所生长晶体的最大尺寸达Φ15×25mm~3.LaAlO_3晶体具有六方结构,晶胞参数为a=b=5.36■,c=13.11(?).晶体在室温下介电常数为24.2,介电损耗小于5×10~(-4)(10kHz).
Reported the growth of LaAlO_3 crystal by flame melting and its dielectric properties. The maximum size of the grown crystal reached Φ15 × 25mm ~ 3.LaAlO_3 crystal has a hexagonal structure with unit cell parameters of a = b = 5.36 ■, c = 13.11 The crystal has a dielectric constant of 24.2 at room temperature and a dielectric loss of less than 5 × 10 -4 (10 kHz).