离子交换

The exchange and adsorption of Cu2+ or Pb2+ on algin was examined.

本文研究了褐藻酸钠与Cu2+， Pb2+交换行为，通过海藻酸钠溶液与Cu2+， Pb2+的絮凝，测得两种离子最大交换量。

The ability of electrochemically switched ion exchange depends largely on the concentration of ion,the ion type and scan rates.

溶液中离子的浓度、离子的种类是膜内阳离子交换的主要影响因素。

Pt nano particles decorated with nafion ionomers were synthesized and used as electrocatalyst in proton exchange membrane fuel celldue to plentiful proton channels provided by the enwrapping polymers.Then decorated Pt particles were deposited on carbon nanotubes,which enwind each other into interconnect nets and form the framework of the catalyst layer for PEM fuel cell.

介绍了Nafion聚合物作为修饰离子，合成具有原位质子导电能力的纳米Pt颗粒；TEM分析显示Pt颗粒的平均粒径为4nm，颗粒之间界限明显，分散状态良好；将这种离子导体修饰的纳米Pt沉积到纳米碳管表面作为质子交换膜燃料电池催化电极，纳米碳管相互缠绕在催化层形成交联的电子通道。

In the source, lithium ions are extracted from a heated emitter (β- Eucryptite), focused by a electrostatic lens, and neutralized in a charge -exchange cell by sodium atoms.

它是从锂霞石热发射体上引出离子，经静电透镜聚焦，在中和室与钠原子进行电荷交换，通过离子偏转最后获得中性束。

Transesterification of geranol and vinyl acetate in ionic liquids were investigated to synthesize geranyl acetate using immobilized Candida antarctica lipase B as biocatalyst. The reuse of ionic liquids and lipase were also studied in this reaction.

以固定化的南极假丝酵母脂肪酶为催化用酶催化香叶醇和乙酸乙烯酯在离子液体中的酯交换反应，合成了香料乙酸香叶酯，同时通过该反应了解了酶和离子液体的重复利用性。

Exchange-Adsorption Behaviours of Aluminium and Manganous Ions in Dilute Solution

篇名 红壤对铝锰离子的吸附特征V。稀溶液中铝锰离子的交换吸附行为

The article has researched occupation of ions in jadeite, diopside and omphacite in jadeite jade on the base of 222 components data. The author has calculated all theie formula and testified that ∑ and ∑ should be positive correlation.

以222点电子探针的化学成分为依据，研究了翡翠中重要组分矿物硬玉、绿辉石和钠铬辉石的离子占位，离子间交换规律等，着重讨论了透辉石—绿辉石—硬玉固溶体系列的类质同象替换，并通过对所有成分点的晶体化学式的计算，验证了∑与∑呈正相关等理论。

By means of static and dynamic experiments, lots of research on the effect of micro-quantity heavy metal ions removal by weakly basic anion exchange resins from drinking water with alkali metals, alkaline-earth metals and anions at high concentration, has been done.

本文采用静态和动态两种试验方法，对弱碱性阴离子交换树脂在碱金属、碱土金属离子以及阴离子相对较高浓度的背景下去除饮用水中微量重金属离子（以Hg2+为研究处理对象）的效果进行了大量试验研究。

In a word, WBAER can effectively remove micro-quantity HMI from DK with alkali metals, alkaline-earth metals and anions at high concentration.

最后得出结论：应用弱碱性阴离子交换树脂能在碱金属、碱土金属离子以及阴离子相对较高浓度的背景下有效地去除饮用水中的微量重金属离子。

The immobilizing effects of red mud by bayer process is much better than by sintering process under different concentration of application, because of the smaller particle size, larger surface area, higher content of Fe2O3 and Al2O3.The adsorption capacity of red mud and zeolite to Cd was very large.

通过钝化剂对溶液中Cd离子的吸附解吸试验表明：赤泥、沸石对Cd离子具有很大的吸附容量和较强的吸附亲和力；只有不到25%的吸附镉为水溶态和可交换态，而绝大部分吸附的镉(50%以上)为与赤泥结合稳定的、不易为生物利用的形态。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。