多铁性材料兼具磁性和铁电性，或者可以说成是永久电力极化特性。
Multiferroic materials possess both magnetism and ferroelectricity, or a permanent electric polarization.
研究了五种不同水泥基体及三种不同陶瓷功能体对0 - 3型水泥基压电复合材料压电、介电、铁电性能的影响。
Influences of different cement matrix and ceramic on the piezoelectric properties, dielectric properties and ferroelectric properties of the 0-3 cement-based piezoelectric composites are studied.
磁性弛豫铁电材料是指在一定温度范围内同时具有弛豫铁电性和铁磁(反铁磁)序的材料。
Magnetic relaxor ferroelectric materials (MRF) are compounds in which the relaxor ferroelectricity and ferromagnetic (antiferromagnetic) order coexist simultaneously in certain temperature range.
利用介电损耗峰随掺杂量的变化，研究了缺陷浓度在掺杂材料中的变化，以此来研究掺杂对铁电性能的影响机制。
The dielectric loss is measured to study the variation of defect concentration in doped ceramics. And the mechanism of doping is analyzed.
多铁性磁电材料同时具有铁电性、铁磁性和磁电效应等多种性能，它为新功能存储器件的设计提供了可能性。
Since multiferroic magnetoelectric (ME) material has ferroelectric, ferromagnetic and magnetoelectric properties, it is possible to use this material for the design of storage device.
具有铁电性且厚度尺寸为数十纳米到数微米的膜材料叫铁电薄膜。
The ultrathin materials which show ferroelectricity and the thickness of which is from several ten nanometers to a few microns are called ferroelectric thin film.
另外，在本文的开始部分，介绍了铁电材料的研究背景，铁电薄膜的主要研究方法，国内外对铁电薄膜的研究现状以及钛酸钡晶体的相变过程和铁电性质等。
In the beginning of this paper, background of ferroelectrics, main research methods of ferroelectric film, research status of ferroelectric film and BaTiO3 crystal phase transition are introduced.
另外，在本文的开始部分，介绍了铁电材料的研究背景，铁电薄膜的主要研究方法，国内外对铁电薄膜的研究现状以及钛酸钡晶体的相变过程和铁电性质等。
In the beginning of this paper, background of ferroelectrics, main research methods of ferroelectric film, research status of ferroelectric film and BaTiO3 crystal phase transition are introduced.
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