1)anti-perovskite反钙钛矿
1.These include Mn3AX of anti-perovskite structure,R2Fe17-xMxCy of Th2Zn17 structure,and R1-xAxMnO3 of perovskite structure.文章综述了国内外近些年来在各种磁性材料研究中发现的具有显著异常热膨胀行为的磁性化合物,其中包括反钙钛矿结构类型的Mn3AX,Th2Zn17结构类型的R2Fe17-xMxCy和钙钛矿结构类型的R1-xAxMnO3等系列。
英文短句/例句
1.Research Progress in Antiperoviskite Negative Thermal Expansion Mn_3XN反钙钛矿结构负热膨胀Mn_3XN材料的研究进展
2.ABNORMAL THERMAL EXPANSION IN ANTI-PEROVSKITE MANGANESE NITRIDE反钙钛矿结构锰氮化合物奇特的热膨胀性质(英文)
3.Study on Chemical Synthesis of Antiferroelectric PLZST with Complex Perovskite Structure;PLZST复合钙钛矿结构弛豫反铁电材料的化学合成
4.solid state reaction synthetizing tombarthite calcium titanium ore oxide;固相反应合成稀土钙钛矿氧化物的研究
5.complex perouskite type piezoelectric ceramics复合钙钛矿型压电陶瓷
6.The Stability of (Mg,Fe)SiO_3-Perovskite and the Chemical Reaction between Iron and (Mg,Fe)SiO_3-Perovskite at Lower Mantle Conditions;下地幔温压下(Mg,Fe)SiO_3钙钛矿的相稳定性及其与铁的化学反应
7.The Synthesis, Structure and Properties of Perovskite and Pre-Perovskite Oxide Nanomaterials;钙钛矿和前钙钛矿氧化物纳米材料的制备、结构与性能研究
8.First-Principle Study of Perovskite and Post-perovskite Polymorphs of Pure End-member FeSiO_3钙钛矿相和后钙钛矿相硅酸铁的第一性原理研究
9.Preparation and Properties of Barium Titanate Perovskite Structure Thin Films;钛酸钡系钙钛矿结构薄膜的制备和性能
10.Preparation and Characterization of Bismuth Titanate Based Pseudo-Perovskite Structure Thin Films;钛酸铋基赝钙钛矿结构薄膜的制备和性能研究
11.First Principles Study on the Electronic Properties of K2La2Ti3O10 with a Perovskite-Type Structure钙钛矿镧钛酸钾电子结构的第一性原理研究
12.Magnetic and Transport Properties of Layer Perovskite Manganites;层状钙钛矿型锰氧化物的磁性和电性
13.Study of Dielectric Mechanism of Microwave Dielectric Ceramics with Perovskite Structure;钙钛矿结构微波陶瓷介电机理的研究
14.Study on the Zirconium-based Dense Perovskite-type Membranes for Oxygen Permeation;新型锆基钙钛矿型致密透氧膜的研究
15.Preparation and Study on N Doped LaFeO_3 Perovskite Material;N掺杂的LaFeO_3钙钛矿材料制备与研究
16.Study on Catalytic Combustion of VOCs Over Perovskite Catalysts;钙钛矿型催化剂对VOCs催化燃烧的研究
17.A Study on Modified Pb-Based Perovskite Microwave Dielectric Ceramics;改性铅基钙钛矿微波介质陶瓷的研究
18.Preparation and Structure of Perovskite-type (C_4H_9NH_3)_2MX_4 Materials;类钙钛矿(C_4H_9NH_3)_2MX_4材料的制备与结构
相关短句/例句
antiperovskite structure反钙钛矿结构
1.The X-ray diffraction analysis showed that the sintered polycrystalline sample presented an antiperovskite structure.XRD结果表明,该化合物具有立方的反钙钛矿结构。
3)perovskites钙钛矿
1.QSPR studies on oxide ion conductivity of perovskites electrolyte based on doped LaGaO_3LaGaO_3基钙钛矿型固体电解质氧离子导电能力的QSPR研究
2.So it is urgent affairs to develop a new method to prepare the kind of perovskites with large specific surface areas(SSA) and high catalytic activity.钙钛矿复合氧化物具独特的物理化学性质和催化活性,但因本身的比表面积和孔容较小而限制了其应用,因此,许多研究工作者试图寻找一种大比表面、活性高的钙钛矿复合氧化物制备方法。
3.Catalytic combustion performance of Au doping La_(0.8)Sr_(0.2)MnO_3 perovskites;采用共沉淀(CP)和沉积-沉淀法(DP)分别制备了0·5%(质量分数)金掺杂的Au-LSM和Au/LSM钙钛矿催化剂,以甲苯催化燃烧为模型反应测试催化剂活性,并用XRD、BET、H2-TPR对其进行表征。
4)perovskite[p?'r?vz,kait]钙钛矿相
1.The pure perovskite phase of PLZST can be obtained at low temperature of 750℃ for 2 h by chemical method.研究结果表明,化学共沉淀法合成PLZST具有一定的适用范围,在低温750℃下保温2h便能得到单一的钙钛矿相,掺入过量的Pb有利于PLZST晶体的生成,适当的退火处理能促进晶体长大。
2.It was found that B2O3 and PbF2 fluxes were harmful to the crystallization of perovskite phase PZNT.发现B2O3,PbF2等助溶剂不利于钙钛矿相的析出;而BaTiO3-PbO复合体系虽然能够促进钙钛矿相析出,但晶体析出量很少;只有适当比例的。
3.The results show that pyrochlore appears in the films when crystallization temperature is 400~600℃ and films with a large quantity of perovskite can be obtained using rapid heating process.用不同升温速率控制PZT薄膜晶化过程,实验结果表明,当晶化温度在400~600℃时,薄膜显焦绿石相,当采用较高升温速率50℃/min时,在硅片上可缩小焦绿石相生成,提高钙钛矿相形成,从而获得取向性高的钙钛矿相PZT薄
5)perovskite[p?'r?vz,kait]钙钛矿
1.Design and Synthesis of a Visible Light Driven Photocatalyst LaCo_(0.5)Ti_(0.5)O_3 with ABO_3-type Perovskite Structure;ABO_3型钙钛矿结构的可见光光催化剂LaCo_(0.5)Ti_(0.5)O_3的设计与合成
2.Progress of perovskite cathode for intermediate-low temperature solid oxide fuel cells;钙钛矿型中低温固体氧化物燃料电池阴极材料研究进展
3.Preparation and Characterization of a Novel Organic-Inorganic Hybrid Perovskite (C_(14)H_(13)N_2O_2)_2PbCl_4;有机/无机杂化钙钛矿(C_(14)H_(13)N_2O_2)_2PbCl_4的制备与表征
6)Double perovskite双钙钛矿
1.Magnetism and ferroelectric properties of La-doping double perovskite Ba_2NiMoO_6;La掺杂双钙钛矿Ba_2NiMoO_6的磁性和铁电性能
2.Thermal parameters of double perovskite Sr_2MMoO_6 studied by photo-thermal deflection technique;光热偏转技术研究双钙钛矿Sr_2MMoO_6的热学参量
3.The double perovskite family has attracted more and more attentions, since Kobayashi discovered the Colossal Magnetoresistance (CMR) in the compound Sr_2FeMoO_6.自从Kobayashi等发现了Sr_2FeMoO_6在室温下的庞磁阻(CMR)效应以来,这种具有双钙钛矿结构的氧化物备受瞩目。
延伸阅读
钙钛矿型铁氧体分子式:CAS号:性质:又称钙钛矿型铁氧体。具有钙钛矿型结构的铁氧体。其化学式为AFeO3(式中A为Y或一部分其他稀土元素)。其晶体结构与天然钙钛石(CaTiO3)相同,属正交晶系。具有单轴各向异性。饱和磁化强度很低,约为(4.9~11.4)×10-4T,其泡径(磁泡处于稳定状态时的直径)较大,迁移率较低。用它制作的磁泡存储器具有非挥发性、抗辐射能力强。利用薄膜技术可实现集成化,在密度与半导体存储器相同情况下功耗约可低2~3个数量级。主要用作磁泡材料。