| 1. | Preparation of zno nanorod via homogeneous precipitation 均匀沉淀法制备氧化锌纳米棒 |
| 2. | Preparation of nano - sized zinc oxide via coordination homogeneous precipitation method 配位均匀沉淀法制备纳米氧化锌 |
| 3. | Directly systhesis of layered double hydroxides pillaring with organic anions by homogeneous precipitation 均匀沉淀法直接合成有机阴离子柱撑水滑石 |
| 4. | Preparation of nano - scale nickel hydroxide with different shapes by coordination homogeneous precipitation method 配位均匀沉淀法制备不同形貌的纳米氢氧化镍 |
| 5. | Nano - zno with diameters of 8 ~ 130nm were prepared from zinc nitrate and urea by homogeneous precipitation method 以硝酸锌和尿素为主要原料,用均匀沉淀法制备了几种不同粒径范围的纳米级氧化锌。 |
| 6. | The kinetics of homogeneous precipitation was studied , the activation energy was about 100 . 19kj / mol , and reaction index was 1 . 42 经稳定态假设处理后,得到沉淀反应的表观活化能为100 . 19kj mol ,硝酸钴的反应级数为1 . 42 。 |
| 7. | In chapter 3 of this thesis , a novel process , namely homogeneous precipitation by evaporating ammonia was employed to prepare w - cu powder 在本论文的第三章中,我们采用了一种新颖的均相沉淀法,即蒸氨法来合成w - cu复合粉。 |
| 8. | The test results have showed that the w - cu powder produced by the homogeneous precipitation process has a near spherical shape , a particle size ranging from 50 to 200nm and a uniform distribution of w and cu gradients 研究结果表明,均相沉淀法制备的w - 30wt . cu复合粉末颗粒明显呈球状, w 、 cu组分呈均匀、弥散分布,透射电镜观测显示其粒径范围在50 - 200nm之间,为超细粉体。 |
| 9. | About the preparation of the material , this dissertation stared with the preparation of tioso4 , and , taking the diatomite as the carrier , has studied the four preparation methods : neutralizing hydrolysis , homogeneous precipitation , forced hydrolysis under boiling reflux conditions and titanium peroxide sol method 在tio _ 2天然矿物纳米功能材料的制备方面,本文从tioso _ 4的制备开始着手,以天然矿物硅藻土为载体,研究了纳米功能材料的四种制备方法,即:中和水解法、均匀沉淀法、强迫沸腾回流水解法和过氧化钛溶胶法。 |
| 10. | W - cu composites prepared from the precipitation w - cu powder have higher sintered density , better mechanical and physical property , more homogeneous and finer microstructure than those prepared from w - cu powder by the balling - reduction method . in chapter 5 , a combination of homogeneous precipitation and ball - milling process , namely the mechano - thermochemical process was employed to prepare ultra - fine w - cu powder 其中,球磨w一cu复合粉( hp一m )压坯在1150下烧结30min后,可获得相对密度大于99 %的几乎全致密的超细晶粒w一cu复合材料, w的颗粒度小于0 . 5林m 。 |