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Preparation of ZrO_2 spherical nanometer powders;

球形纳米氧化锆粉末的制备

Preparation and characterization of uniform spherical nanometer silver powder;

规则球形纳米银粉的制备及表征

The preparation of ZrO_2 spherical nanometer powders via emulsion processing route;

用乳液法制备ZrO_2纳米球形颗粒

The results show that SiO2 is amorphous sphere at a 40nm diameter, and its surface has a lot of hydroxyl groups, which can form an absorption film on metal surface

结果表明二氧化硅为40nm左右的球形,属于无定形结构,表面含有大量的羟基,可在金属表面形成吸附薄膜。

The experimental results of XRD and SEM show that the CaS:Mn2+, Eu2+ phosphors possess the crystalline structures with sphere, the mean grain sizes of phosphors are 250-400nm.

在微波场作用下，首次快速合成了球形亚超细尺寸的 ＣａＳ： Ｍｎ２＋，Ｅｕ２＋深红色荧光 体，ＳＥＭ照片显示其粒径为２５０～４００ｎｍ，并可观察到纳米粒子的团聚现象，呈现零维纳米材 料的特性。

For the improved phosphors, the ideal morphology is that of perfect sphere.

喷雾热解法是近年来新兴的合成无机功能材料的方法 ,使用这种方法制备的发光材料一般具有均匀的球形形貌 ,粒子的粒度分布窄 ,这不仅有利于提高材料的发光强度 ,还可以改善发光粉的涂敷性能并提高发光显示的分辨率。

High purity spherical-normal spherical submicron crystal silica is prepared by using technique of mixing acid corrosion(anhydrofluoric acid and sulphuric acid) and method of mechanical stir from raw powder quartz.

以天然粉石英为基本原料,通过氢氟酸与盐酸混合酸溶蚀技术和机械强力搅拌处理,制备了高纯球形-准球形亚微米晶质SiO2材料。