tetragonal

The results show that all PZT films are the tetragonal polycrystal structure with no evidence of preferential orientation.

结果显示，这些薄膜均为具有四方相钙钛矿结构的多晶颗粒膜，没有明显的生长方向。

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The sets of special points for the deformed body centered tetragonal lattice are presented.

给出了变形的体心四方点阵的若干组特殊点,描述了推导这些特殊点的方法.

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The crystals of YP _ xV _ ( 1-x ) O _ 4 ( 0≤ x ≤1 ) are tetragonal.

本文报道了不同组成的YP_xV_ ( 1-x ) O_4 ( 0≤x≤1 ):Dy~ (3+)的合成和结构.

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The crystallographic structure is found to be tetragonal BaCd 11 type, Si atoms occupy the 8 d substitute site, and C atoms enter the 8 c interstitial site.

测定其为四方的BaCd11型结构，Si元素择优占据8d替代晶位，C原子进入间隙的8c晶位。

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Experimental study on 90 domain switching at the crack tip of tetragonal lanthanum_modified lead zirconate titanate induced by an electric field

锆钛酸铅镧陶瓷裂尖处由电场诱发90°铁电畴变的实验研究

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The results show that the fully crystallized thin films are tetragonal structure martensitic phase at room temperature. The Ar working pressure has dramatically effect on the compositions of Ni-Mn-Ga thin films.

试验结果表明，Ar工作压强对Ni-Mn-Ga薄膜化学成分有显著影响。

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X-ray diffraction reveals that after a heat treatment at 700 ℃, the film is in a single phase of tetragonal perovskite structure.

X射线衍射证实，经700℃热处理后，膜呈现四方钙钛矿的单相结构。

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Mg-Al spinel structure changes from cubic to tetragonal, and the unit cell parameters also have great changes.

镁铝尖晶石结构与晶胞参数变化较大，由单晶的立方结构转变为四方结构。

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The results of XRD and SEM show that the main crystal phase is the non-full-filled tetragonal tungsten bronze structure.

SEM结构分析可知，主晶相为非填满型钨青铜结构四方晶相。

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The X-ray diffraction analysis indicate that the films are of tetragonal rutile structure without any Mn compounds, except for5% Mn doping, in which the slight orthorhombic phase appears due to the presence of defects and strain.

X射线衍射分析表明该薄膜是四方金红石结构，且未发现任何Mn的化合物。其中只有5%的Mn掺杂样品结构有微小的斜方晶相出现。

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The electron paramagnetic resonance spectra of the natural single crystal of the tetragonal structure zircon containing impurity Gd3+ have been measured.

本文测量了含有微量Gd~（3+）杂质并具有四角对称结构的天然锆石单晶的电子顺磁共振谱。

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The results show that the content of tetragonal phase is increasing in BNBT ceramics by direct reaction sintering method but still exhibiting a single phase of perovskite structure.

结果表明，直接反应烧结法不影响BNBT陶瓷的钙钛矿相结构，但可使准同型相界处组成的四方相含量增加；

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The central Cu ( II) ion of [ CuL2 ( Sal) 2] · H2O has a centrosymmetric and distorted tetragonal-octahedral geometry.

配合物[CuL2（Sal）2]·H2O的中心铜（II）离子具有中心对称的畸变八面体构型；

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The crystals of YP _ xV _ ( 1-x ) O _ 4 ( 0 x 1 ) are tetragonal.

本文报道了不同组成的YP_xV_ ( 1-x ) O_4 ( 0x1 ):Dy~ (3+)的合成和结构.

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The martensitic transformation temperature and e/ a increase with the Ar working pressure increasing, the martensitic phase with tetragonal structure can be obtained at room temperature.

随Ar工作压强的升高，薄膜的e/a值逐渐增大，薄膜的相变温度逐渐升高，室温下可以获得具有四方结构马氏体相的Ni-Mn-Ga薄膜。

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The obtained thin film was formed by tin oxide grains with a tetragonal rutile structure, and the average particle size was 25.9 nm.

所得薄膜由平均粒径为25.9nm的具有四方相金红石结构的二氧化锡晶粒组成。

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The phase of SnO__2 on F-doped SnO_2 conducting glass was characterized by X-Ray diffraction technique ( XRD), and the results show that the phases of SnO_2 belong to the tetragonal system and its average diameter is 32.35 nm.

运用XRD分析氟掺杂二氧化锡导电玻璃导电面SnO2的晶型，发现其属于四方晶系，晶粒尺寸为32.35nm。

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It is also revealed that the rich Ge films which deposit under higher temperatures exhibit T2 phase with tetragonal structure, while those which deposit under lower temperatures exhibit T phase with hexagonal structure.

发现在较高温度下沉积时，富Ge薄膜往往伴随四方结构T2相存在；相反，在较低温度下沉积时多出现六方结构的σ-Nb5Ge3相。

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Titanium nitride was synthesized by ammonia reduction and nitridation under flowing ammonia atmosphere while the content and tetragonal phase structure of zirconia was unchanged.

采用氨气还原氮化法，在流动的氨气氛下原位反应生成氮化钛，同时保持四方相氧化锆含量和结构不变。

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First-principles study on tetragonal ferroelectric structure of PbFe_ ( 0.5) Nb_ ( 0.5) O_3

四方铁电体PbFe（0.5）Nb（0.5）O3精细结构的第一性原理研究

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This paper deals with the autoindexing programming for the electron-diffraction of cubic system, tetragonal system and orthorhombic system.

本程序能对立方晶系、四方晶系、正交晶系晶体的电子衍射进行自动检索。

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The pinning effect is due to the local distortion aroused by Nd doping: as Nd content increases, low-temperature tetragonal structure ( LTT) distortion proportion increases and becomes stable, which suggests the LTT favors the appearance of static charge ordering.

这种作用可能主要是由于Nd掺杂引起体系局域结构畸变，低温四方相（LTT）结构畴比例增加并得以稳定引起的，说明LTT相利于静态电荷有序条纹的形成。

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The structure of the synthesized product was discussed by XRD analysis; proved that the products belong to the Department of tetragonal anatase structure. TEM observation of samples used for the disordered morphology of mesoporous materials, can clearly see that the vermiculate ostium.

利用X-ray衍射仪进行物相分析，证明产品为四方晶系锐钛矿结构，用TEM观察样品形貌为无序介孔材料，可以很清楚地看到蠕虫状的无序孔道。

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XRD patterns show that as-prepared samples are of the tetragonal rutile structure of SnO_2, and the width of the diffraction peaks of SnO_2 becomes narrower with increasing temperature.

并利用XRD、TEM等分析方法对所得的SnO2粉体进行了表征，XRD衍射峰显示为四方相金红石型SnO2，随温度升高，衍射峰宽度明显变窄，晶粒变大。

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The pattern of XRD illustrated that the pure perovskite tetragonal had been obtained for all samples.

XRD分析结果表明所制备的样品都生成了纯的钙钛矿结构,并且都为四方相.

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In this thesis, the spectral and thermal experiments results of CBN-28 were introduced, and were compared with some other tetragonal tungsten bronze crystals.

本文对CBN-28晶体的光谱特性和热特性进行了实验结果进行了介绍，并与其他钨青铜结构铌酸盐晶体进行了比较分析。

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The results showed that the PbTiO_3 nanocrystal structure is uniform tetragonal phase perovskite structure when heat-treatment is above 600 ℃, and the grain size is increased by increase of calcining temperature.

分析表明：焙烧温度高于600℃时可形成单一四方相钙钛矿结构的PbTiO3纳米粉体，并且随热处理温度的升高，晶粒度增加。

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Synthesis and Mechanism of Tetragonal Perovskite Structure PbTiO_3 by a Hydrothermal Route

四方相钙钛矿PbTiO3的水热合成及机理研究

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Preparation and Characterization of Tetragonal BaTiO_3 Thin Film with Self-assembled Monolayers Technique There were some cool dudes in sunglasses standing about.

四方相BaTiO3薄膜的自组装制备与表征有一些戴着太阳镜、服装华丽的城里人站在四周。

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XRD analysis showed that Ca-doping resulted in structural transformation. The samples of x ≤ 0.15 have tetragonal perovskite structure, but the samples of x> 0.15 are rhombohedral phase.

XRD结果分析表明，Ca掺杂引起了样品晶体结构的转变，x≤0.15的样品为四方钙钛矿结构，而x>0.15的样品则为菱方钙钛矿相。

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