中文同义词:铝酸镧;铝酸镧基片,10X10X1MM,单面抛光,100ORIENTATION;铝酸镧,99.9%(metaLSBASIS);铝酸镧基片,10X10X0.5MM,一面抛光,100ORIENTATION;铝酸镧基片,10X10X0.5MM,两面抛光,100ORIENTATION;铝酸镧基片,10X10X1MM,一面抛光,100ORIENTATION;铝酸镧(III);铝酸镧基片
英文同义词:LANTHANUM(III)ALUMINUMOXIDE;LANTHANUMALUMINATE;LANTHANUMALUMINUMOXIDE;LANTHANUMALUMINUMOXIDESUBSTRATE;Lanthanumaluminumoxidewhitepowder;aluminiumlanthanumtrioxide;Lanthanumaluminumoxide,99.9%(metalsbasis);Lanthanumaluminumoxidesubstrate,10x10x1mm,polished2sides,100orientation
EINECS号:234-433-3
铝酸镧性质
熔点2080°C(lit.)
密度6.52g/mLat25°C(lit.)
形态crystalline(rhombohedralat25°C(a=5.357Å,c=13.22Å);cubicat>435°C(a=3.821Å))
颜色Yellow-brown
水溶解性Soluble in phosphorous acid(at>150°C).Insoluble in mineral acid(at25°C) and water.
性质
铝酸镧属于钙钛矿结构的ABO3化合物,具有介电常数小,介电损耗低,晶格匹配好,热膨胀系数小,化学稳定性好,能隙宽,比表面积大,有一定的活性,热稳定性好。
WGK Germany 3
铝酸镧是无机金属化合物,其可被广泛的应用于催化材料,衬底材料,高温超导薄膜基片,合成微波介质陶瓷材料,高温燃料电池,微波介电谐振器等方面。