晶体

In this paper, the method of determining the net charge value of ions in ionic crystal is posed by solving the equivalent lattice Dirac equation.

提出了一种求解离子晶体等价格点的单粒子离子Dirac方程方法，确定离子晶体的点电荷电量。

Its steps include these:(1) purification of WPA;(2) neutralization reaction between purified WPA and sodium carbonate for the salt mixture of disodium hydrogen phosphate and monometallic sodium orthophosphate;(3) adjustment of the mixture's neutralizing degree with additive acid or alkali;(4) quick separation of crystal with additive organic solvent under continue stir;(5) polymerization of crystal under the high temperature for the high quality product of STPP.

其步骤为：(1)湿法磷酸净化；(2)净化后的磷酸与碳酸钠中和反应生成磷酸一氢钠和磷酸二氢钠混合盐溶液；(3)用酸、碱调节确定该混合盐溶液的中和度；(4)加入有机溶剂，通过不断地搅拌使晶体快速析出；(5)晶体经高温聚合，生成高品质的三聚磷酸钠。

DLS allows one to screen protein samples quickly, with small volumes of sample, at different temperatures. The procedure is non-invasive so the protein can be recovered.

DLS方法迅速，需要的蛋白样品量少，可以在不同温度测量，因此它是长晶体前一个很好的判断样品是否适合用来点晶体的方法。

We show that, compared to most photonic crystals made from two different dielectrics, these doped semiconductor/dielectrics 1D photonic crystals can not only form the photonic gap, but also can enhance the terahertz transmission through n-GaAs.

研究结果发现，与一般由两种介电材料组成的一维光子晶体不同，由于掺杂半导体中自由载流子对太赫兹波存在较强的吸收，所以这种材料组成的一维光子晶体除可形成光子带隙外，还可以增强n-GaAs对太赫兹波的透射。

The results show that the particles character as the growth of anion coordination tetrahedron during solvent thermal treatment, where blende-type ZnS particle is in the shape of double cone or tetrahedron, blend-type CdS appears as the tetrahedron, but wurtzite-type CdS is in the shape of cone. In addition, the particles with the better crystallinity are obtained with the increase of solvent thermal treatment temperature and time.

结果表明：采用溶剂热处理，粉末形状呈现负离子配位多面体生长特征，闪锌矿型ZnS粉末由球形变为双锥状或四面体状，颗粒上有明显的电子衍射花纹；闪锌矿型CdS晶体粉末主要呈四面体形状，而纤锌矿型CdS晶体粉末则以锥状为主，并且粉末的晶型随溶剂热处理温度的升高和时间的延长更趋于完整。

Methods 42 patients(42 eyes) with phacoemulsification were accompanying with hypertension and diabetes mellitus, cases of ECCE were the control group accompanying with hypertension and diabetes mellitus.

42例（42眼）高血压合并糖尿病白内障患者行白内障超声乳化联合人工晶体植入术；对照组为高血压合并糖尿病患者行白内障囊外摘除联合人工晶体植入术。

The crystal structure and surface property of kaolinite, illite and pyrophyllite have been discussed. The influence of residual bond, lattice impurities and grinding behavior on wettability, electrokinetics and floatability have been studied based on crystal chemistry and solution chemistry of flotation.

系统分析了我国铝土矿中含硅脉石矿物高岭石、伊利石、叶蜡石的晶体结构与表面性质，讨论了晶体结构与铝硅酸盐矿物表面断裂键的特性、润湿性、电性及可浮性的关系，以及晶格杂质与可磨性对浮选行为的影响。

Using electrolysis technique, air-grown NaF crystals were successfully colored electrolytically for the first time, and a lot of color centers were produced in the colored crystals.

利用电注入着色技术，首次成功地对空气中生长NaF晶体进行电注入着色，在着色晶体中产生大量色心。

The calculation results show that the Nd3+ and Th4+ would occupy the Pb sites near , and restrict the 420 nm absorption band by compensating the electronegative charges of .

计算结果表明， Nd3+和Th4+将占据PWO晶体中周围的Pb位，对的电荷补偿抑制了PWO晶体中420nm吸收带。

Modified Ruffa Model not only considered the effect of electrovalence, coordinates, bond length, ion radii, structure, but also the effect of ionicity and thermal defect of minerals on their thermal expansion.

由此，我们提出"利用理论模型作为基础，针对不同种类的矿物采用晶体化学方法作修正，将经验晶体化学方法和理论计算方法结合在一起"的矿物热膨胀系数定量计算思路。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。