1) Pd particle size
Pd粒径
1.
In order to prepare size-assembled Pd/C catalyst, investigations of Pd precursor adsorption behavior and the growth process of Pd particle size during Pd/C catalyst preparation were investigated.
为了研究Pd/C催化剂制备过程中前驱体的吸附行为及Pd粒径的生长过程,制备可控尺寸的Pd/C催化剂,本论文使用硝酸、氢氧化钠、氨水预处理以及高温热处理等方法对活性炭进行改性,以H_2PdCl_4为前驱体采用浸渍法制备了一系列的Pd/C催化剂。
2) Pd nanoparticles
Pd纳米粒子
1.
Pd nanoparticles-loaded carbon nanofibers are used as the excellent catalyst for the Sonogahira coupling reaction.
Pd纳米粒子负载的碳纳米纤维是催化Sonogahira偶合反应的良好催化剂,其高长径比使之易于从反应混合物中过滤分离;金属纳米粒子与碳纤维间的强相互作用使其具有良好的多次重复使用性。
3) Pd nanoparticles
Pd纳米颗粒
1.
The Pd colloid consisted of "chemically pure" Pd nanoparticles, which were free from extraneous ions or other chemicals since no chemical reaction was involved in the preparation.
SEM显示Pd岛膜由Pd纳米颗粒组成,其平均粒径在200nm左右。
2.
Well-dispersed Pd nanoparticles with the size of around 20 nm has been obtained on CNT electrodes as compared to that Pd thin film with compact Pd nanoparticles formed on GC electrodes.
采用电化学循环伏安法沉积Pd纳米颗粒,在碳纳米管(CNT)电极表面获得了粒径约为20 nm而且分散性良好的Pd纳米颗粒,而玻碳(GC)电极表面上Pd纳米颗粒趋向于堆积形成紧密的Pd金属薄膜。
4) noncontinuous Pd particulates
不连续Pd粒子
5) particle diameter
粒径
1.
Control of Particle Diameter of EBR Latex and Its Effect on Impact Strength of ABS Resin;
EBR胶乳粒径控制及粒径对ABS树脂冲击性能的影响
2.
The influencing factors including the ratio of isocyanate to hydroxyl group content (—NCO/—OH),the reaction temperature,and the 2,2-dimethylol propionic acid content (DMPA%) on target prepared emulsion's viscosity,particle diameter,and water ab- sorption were experimentally investigated during and after preparation.
研究了配方中异氰酸酯基和羟基的量的比(—NCO/—OH)、反应温度、二羟甲基丙酸含量(DMPA%)等对水性聚氨酯乳液的粘度、粒径和涂膜吸水率等性能的影响。
3.
The influences of precipitation temperature,the reaction time before adding oleic acid and the concentrations of iron ions on particle diameter were studied.
用FeSO4和FeCl3在氨水和油酸作用下,共沉淀制备了包覆油酸的Fe3O4纳米粒子,考察了沉淀温度、油酸加入前反应时间及总铁离子浓度对其粒径的影响。
6) grain size
粒径
1.
Spatial difference mechanism of sludge sediment grain size in tidal wetlands of Yangtze delta;
长江口潮间带淤泥质沉积物粒径空间分异机制
2.
Influence of grain size of walnut shell filter material on oilfield waste water filtering;
核桃壳滤料粒径对油田污水过滤的影响研究
3.
Distribution feature of inorganic phosphorous in tidal sediments at different grain sizes taken from Shanghai coastal zone;
上海滨岸潮滩不同粒径沉积物中无机形态磷的分布特征
补充资料：调和平均粒径
分子式：
CAS号：
性质：在混合颗粒中，直径为d1、d2、…dn的颗粒的质量分率，分别为x1、x2、…xn，则混合颗粒的调和平均直径可按下式计算：
CAS号：
性质：在混合颗粒中，直径为d1、d2、…dn的颗粒的质量分率，分别为x1、x2、…xn，则混合颗粒的调和平均直径可按下式计算：
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条