查询词典 ionic migration

Catalytic effect of ionic liquids to isobutane and butene alkylate reaction was studied,composition of ionic liquids,isobutane and butene mole compares factors to the alkylate reaction influence was reviewed.

研究了离子液体对异丁烷与正丁烯烷基化反应的催化作用，考察了离子液体组成、异丁烷与正丁烯物质的量比等因素对烷基化反应的影响。

When the mol quantity of Cu2+ dissolved was 5% of those of AlCl3 in ionic liquids, alkylation results from ionic liquids is comparable with those obtained with concentrated sulfur acid: the yield of alkylate reaching 178% of the volume of butene inputted, the selectivity of C8 reaching 75% and the octane number of alkylate reaching 92.2.

溶入Cu2+和Cu+后，离子液体的催化性能有显著的改善，当Cu2+的摩尔加入量为三氯化铝的5%时，烷基化油收率达到丁烯体积的178%，对C8的选择性为75%，烷基化油辛烷值为92.2，并且离子液体可以重复使用。

Nsted acid ionic liquids were inactive for the alkylation of isobutane with butene.In contrast,the chloroaluminate ioni c liquids were very active for the alkylation.However,the qualities of the alkylate oils using chloroaluminate ionic liquids were unsatisfied and worse than that of the products in the industrial sulfuric acid process obviously.

发现：所制备Bronsted酸离子液体无催化烷基化反应活性；而氯铝酸离子液体则具有很高的催化烷基化反应活性，但所得烷基化油质量较差，明显低于工业硫酸法水平。

A novel binaphthalene -based copolymer which containing alternating ionic conductive and light-emitting blocks on the main chain was designed and synthesized in order to overcome phase separation problem between the polar ionic conductive and the apolar conjugated polymers in the traditional light-emitting electrochemical cells.

为克服聚合物电化学发光池中极性离子传导性聚合物与非极性发光聚合物两相分离的矛盾，设计合成了一种聚合物分子主链上同时含有发光链段与离子传导性链段的联二萘功能性发光共聚物 EO- PN。

There exist negative correlations between the ionic porosity, which is a measure of atomic packing density in minerals, and Ar and H diffusion activation energies. Thus ionic porosity can be used to predict element diffusion coefficients.

孔隙度作为矿物内部离子堆积密度的一种量度，它与Ar和H的扩散活化能之间存在负的线性相关性，因而可以用于预测元素在矿物中的扩散系数。

Benzoin condensation reaction of benzaldehyde using simple imidazolium based ionic liquids as catalyst has been successfully achieved. The reaction factors such as solvent, base and ionic liquids have been studied in detail.

成功地实现了简单咪唑基离子液体对苯甲醛自缩合成苯偶姻的催化反应，以及详细探讨了溶剂、碱、离子液体种类及用量等各种影响因素。

It is also shown that non-ionic-ester reagents could biodegrade easier than ionic reagents by the experiment biodegradation properties of the reagents.

捕收剂的生物降解性能研究表明，非离子型捕收剂较离子型捕收剂易生物降解。

This invention discloses a new technology for preparing rear earth ionic doped fiber prefabricated rods with DC-RTA technology in a sol-gel method including preparing sol containing necessary doped ions, coating said sol uniformly on the inner wall of the quartz glass tube and burning it under high temperature to coagulate and vitrify them to a doped layer and repeating the above process to form a fiber prefabricated rod by oxygen and hydrogen flame after the doped layer reaches to a designed thickness and the fiber prefabricated rod can be made to various rare earth ionic doped fibers by an ordinary drawbench technology.

本发明属于光纤制造和光纤激光技术领域，具体公开了一种利用溶胶凝胶方法中的DC-RTA技术制备稀土离子掺杂光纤预制棒的新工艺。该工艺步骤包括预先配制好含有所需掺杂离子的溶胶，将该溶胶均匀涂覆在石英玻璃管的内壁后高温灼烧，使之凝结并玻璃化为一层掺杂层。反复上述涂覆灼烧过程，在掺杂层达到设计厚度后由氢氧焰高温收棒形成光纤预制棒。该方法所得到的光纤预制棒可以通过普通拉丝工艺拉制成各类稀土离子掺杂光纤。

Calcium activated potassium ionic channel is abbreviated to be BK, which is situated at the bottom of hair cell cilium, and is the important ionic channel of the electronic activity of hair cell, take part in the high frequency hearing, the significant change was found in the deafness by using the patch clamp.

钙激活钾离子通道简称BK通道，存在于毛细胞纤毛的底部，是毛细胞电活动重要的离子通道，参与高频听力发生，以往膜片钳的方法证实BK通道在耳聋时电生理功能发生重要改变。

By the comparison and analysis of the ionic current under different bias voltage between the long-straight tubular combustion device and the engine, it's also found that in the propagating flame front region and postflame region, with the increase of bias voltage the force of electric field will increase and the electrization action will be enhanced, which will enlarge the ionic current.

建立的离子电流随偏置电压变化关系的数学模型与实际燃烧过程是相符的，同时还可得到在两个实验中离子电流第一峰和第二峰的峰值随偏置电压变化关系基本都是线性的。

A backer of an Afghan law that critics say legalizes marital rape has rejected the international outcry as foreign meddling.

饱受批评的一项法律的拥护者说合法化的婚内暴力不会受国际舆论的干涉。

Years ago, a ancient Egyptian fleet went to the Land of punt for seeking a kind of flavor named "myrrh", and aromatic plants which has dense exotic style for the queen Hatshepsut.

3500年前的一个古埃及的舰队到&彭特之地&寻找一种叫没药的香料。