1) hexagonal perovskites
六方钙钛矿
1.
A series of Li-containing 8H-hexagonal perovskites in the formula of Ba_4LiNb_(3-x)Ta_xO_(12)(x=0～3) were synthesized by the conventional solid-state reaction route.
本论文介绍了几种新型六方钙钛矿型结构材料的合成,制备与微波性能研究。
2) Hexagonal perovskite
六方类钙钛矿
1.
For the specimen calcined at 1 200 ℃,CaTiO3,La2Ti2O7 and La2TiO5 mixed phases were observed in addition to the CaLa4Ti4O15 phase,while the hexagonal perovskite single phase was achieved for the CaLa4Ti4O15 powders calcined at 1 300 ℃ or 1 400 ℃.
在1 300℃和1 400℃预烧后,获得了六方类钙钛矿CaLa4Ti4O15单相。
3) hexagonal perovskite
六方类钙钛矿结构
4) cubic perovskite
立方钙钛矿相
1.
The SSCF tubular membranes were prepared by traditionally plastic extrusion,and it was found that the deionized water in plastic paste did not change the feature of dual phase compositions of cubic perovskites for SSCF ceramics after the green compact fired at 1270℃.
研究发现固相反应法制备的SSCF陶瓷粉体,所经过的泥料及塑性成型过程(含去离子水),在1270℃烧成后不会对透氧膜的相组成(由均为立方钙钛矿相的主晶相和少量杂质相构成)产生影响。
5) tetragonal perovskite structure
四方钙钛矿结构
1.
It was found that the tetragonal perovskite structure formed at 900 ℃ and the lattice parameters kept nearly the same as those of not doping with SmVO4.
XRD谱图显示,在900℃下处理的样品形成了单相稳定的四方钙钛矿结构晶体,其晶格常数比没有进行掺杂的SmVO4晶格常数略微降低,说明Sr已经很好地掺杂进入SmVO4的晶格结构中;在650~750℃,单电池最大输出功率密度为209。
6) hexagonal titanioferrite structure
六方钛铁矿结构
1.
The XRD and DTA demonstrate that the additive MgO stabilizes the hexagonal titanioferrite structure, avoiding the ZnTiO3 decomposes into Zn2TiO4 and rutile above 945℃.
本论文研究了微波低介介质陶瓷ZnTiO3 的六方钛铁矿结构和微波介电性能，通过XRD和DTA分析表明，添加MgO稳定了系统的六方钛铁矿结构，避免了预烧温度高于945℃时，ZnTiO3分解成Zn2TiO4和金红石。
补充资料：六方
【六方】
（杂语）东西南北上下也。
（杂语）东西南北上下也。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条