Experimental Analysis of Migration of Cadmium and Zinc Ions in Unsaturated Clay 镉、锌离子在非饱和粘土中迁移试验研究
Study on Migration of Cadmium and Zinc Ions in the Unsaturated Soils in Nanchang Area 南昌地区镉、锌离子在非饱和土中迁移规律研究
A study on migration of Li ions in α-liio_3 single crystal under an electrostatic field applied along the c-axis by~ 6li ( n, α) t nuclear reaction 用~6Li(n,α)t反应研究在直流电场作用下α-LiIO3中锂离子的迁移
Study on the Migration of Internal Ions and the Change of Structure of Concrete during Electrochemical Chloride Extraction 混凝土在电化学除盐过程中内部离子迁移和结构变化的研究
Recent Studies on Migration of Metal Ions in Liquid Membranes of Crown Compounds 金属离子在王冠化合物载体液膜体系迁移研究的进展
Owing to the anodic field enhanced migration of the oxygen ions, growth rate of plasma anodized film on Ge is much higher than that of the thermally oxidized film. 由于电场增强输运,等离子体阳极氧化锗膜的生长速率比热氧化锗膜高得多。
The reason of the inclusion of gangue to prevent ASR is suggested as follows: the migration of different ions is hampered by inner dense structure and consequently, the reaction is controlled by diffusion. 煤矸石抑制碱硅酸反应的机理主要是,内部结构致密阻碍了离子侵入,反应速率受扩散过程控制。
The effects of complexing agent α-HIBA and its concentration, background absorbent concentration, buffer pH, injection time and applied voltage on migration time, separation effect and peak shapes of metal ions were studied. The optimum conditions for the determination were selected. 研究了络合剂α-HIBA的添加及其浓度、背景吸收质浓度、缓冲液pH、进样时间及电压对电泳分离中金属离子的迁移时间、分离度、峰形等参数的影响,确定了最佳实验条件。
Moreover, it may also be captured by two amine groups to yield a crosslinked network, which hinders the migration and diffusion of ions. 另外,双阴离子也有可能和两个氨基结合形成次级交联,妨碍着其他离子迁移和扩散。
Effects of time, water flux density, and distribution coefficients of metal ions on the migration and ( concentration) distribution of heavy metal ions were also simulated in soil. 分析了时间、水的通量密度、金属离子的吸附分配系数对金属离子在土壤中迁移及浓度分布的影响。
Meanwhile, the anion with larger volumn can provide greater three-dimensional space for the migration of lithium ions; Secondly, such kind of material has a flexible and controllable charge-discharge potential. 同时,体积较大的阴离子为锂离子的迁移提供了更大的三维空间;其次,此类材料具有灵活可控的充放电电位。
Amount of iron phase can reduce the eutectic melting point of the system, increase the liquid content, reduce the liquid viscosity and effectively accelerate the migration of mineral ions to promote the formation and growth of the mineral. 适量的铁相能降低烧成熟料体系的共熔点,增加液相量,降低液相粘度,有效加速矿物离子的迁移,促进矿物的形成和生长。
Chloride corrosion of steel in concrete is a main cause responsible for durability problem of reinforced concrete structures exposed to chloride environment. In that case, migration of chloride ions in cement-based materials is one of the main factors considered for the design of durability of concrete structures. 混凝土中的钢筋锈蚀是导致氯离子环境中的钢筋混凝土结构耐久性问题的主要原因,氯离子在水泥基材料中的迁移是氯环境下钢筋混凝土结构耐久性设计考虑的主要因素之一。
Analyze the migration of oxygen ions controlled by electric field, and derive the relation of RESET time and the applied electric field using the proposed model. 利用提出的阻变机理模型进行推导计算,得出了擦除时间和所加电场之间的关系,并进行分析。
We find that although the water dissociation makes the current efficiency decreased, it can enhance the migration of salt ions and the result is that the salt ion removal efficiency is improved. 我们经过计算和分析发现水解离虽然使得电流效率降低,但是它能增强盐离子的迁移,从而增大盐离子的分离率。
We successfully applied the femtosecond laser induced migration of ions technique to micro-modification of fluorescence properties of the Eu3+ doped silicate glass. 进而,我们利用飞秒激光诱导的具有光学活性离子的迁移,成功实现了玻璃内部三维的微区荧光性能的改变。