查询词典 calcination

It was observed that the reduction behavior of catalysts was dependent on the calcination temperature of their precursors, and the higher ability of hydrogen uptakes has been obtained in the p.

对原位溶胶-凝胶法制备的NiO-MoO3/SiO2-TiO2超细镍催化剂前体进行一组温度的焙烧及预处理，得到各温度条件下焙烧对该催化剂性能影响的数据。

The d 001 basal spacings of Ti-Na-MMT decreased with the increase of the calcination temperature.

随着焙烧温度的升高，晶面间距逐渐减少。

The programmed calcination process is necessary, that is, heating the as-elutedhmmersed oxalates mildly from room temperature to 300℃at a heating rate of 5℃/min, and keeping the samples at 300 C for 1 h; consecutively, heating to 900℃at 10℃/min, and then keeping for 4 h.

程控的烧结过程是必须的，这就是，按5度/分钟逐步加热按这种淋洗制备的草酸盐到300度，保温1小时；接着，按10度/分钟加热到900度，保温4小时。

Tin dioxide (SnO2) nano-particles were prepared on high silica TON, MFI and FAU type zeolites by impregnation of SnCl2 solution and subsequent calcination at 873 K.

将高硅TON， MFI和FAU沸石分别浸渍于SnCl2溶液，再于873 K温度下焙烧，在高硅TON，MFI和FAU沸石外表面制备出二氧化锡纳米粒子。

Basing on experimental study, the article analyses the process of calcination and desulfuration reaction and builds a mathematical model of calcium-based materials (limestone, shell and their mixture), which will provide theoretical basis and practical guidance for improved performance of the normal sulfur sorbent and the choice of new sulfur sorbent.

然而传统的燃煤固硫剂石灰石，因钙转化率低而使该技术的推广应用受到限制，在实验研究的基础上，对钙基材料—石灰石和贝壳用于燃煤的煅烧固硫反应过程进行数学建模与分析，以便为改善常规固硫剂的性能，选择新型固硫剂提供理论依据和实用指导。

Porous film with a low dielectric constant was obtained by calcination of POSS template. The process and mechanism of film formation were investigated by FTIR and its structure was characterized by 29Si NMR, Ellipsometr, N2 adsorptiondesorption and TEM.

使用FTIR对材料制备过程及形成机制进行动态研究，通过 29Si NMR、椭偏仪、氮气吸脱附曲线和TEM等对材料的介电性质、孔洞大小和分布情况进行表征。

The calcination and reduction pretreatments have different effects on the CO oxidation activity of Pd with various supports.

氧化还原预处理对各种负载Pd催化剂CO低温氧化反应性能有不同的影响。

In order to further predict the durability of the TS-1 catalyst in the severe condition of calcination regeneration, a catalytic deactivation method was employed to facilitate the obtaining of deactivated catalyst from the regenerated sample, and thus the conduct of repetitious regenerations.

研究了负载成&蛋壳型&的TS-1催化剂在丙烯环氧化的单管放大试验装置上连续运转1 200 h失活后的焙烧法再生条件，并结合催速失活，对该催化剂进行了多次焙烧再生研究。

These original particles retained their respective structures and had profound effect on pore size distribution of γ Al 2O 3 converted from pseudoboehmites upon calcination at above 300℃, Method for distinguishing among amorphous pseudoboehmite and boehmite were discussed.

这些初始粒子保留它们的相应结构，并对拟薄水铝石在 30 0℃以上焙烧转化为γ Al2 O3的孔分布有显著影响。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。