近年来，铁电材料及其应用研究已成为凝聚态物理、固体电子学领域的热门课题。
Recently, ferroelectrics materials have been investigated intensively in the condensed physics and solid-state electronics fields.
因此对顺电态下的BST进行掺杂改性是近年来铁电材料的研究热点之一。
Investigations on the doping modification of BST in paraelectric state have been becoming one of the interesting research areas in the past few years.
收集了15种铁—镁电气石的晶体结构数据，计算了固有电偶极矩，分析了铁—镁电气石的固有电偶极矩与铁含量、价态及分布的关系。
Crystal structure data of 15 iron-magnesium (Fe-Mg) tourmalines have been collected and their intrinsic dipole moments have been calculated.
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