Preparation of ultra fine silver halide particles and their stability 超细颗粒卤化银的制备与稳定性
In order to improve the ultra fine silver powder morphology, a certain humidity hot air was used as carrier, combining with the pre spray of AgNO 3, to prepare ultra fine metal silver powder with good particle morphology in spray pyrolysis process. 为改进金属银超细粉末粒子的形貌,采用一定湿度的热空气为载气,以硝酸银为前驱体用喷雾热分解法制备出具有良好粒子形态及组成的金属银超细粉末。
Procedure of Extra-fine Silver Powder by Hydrogen Reduction Study on the Technology and Equipment for Fine Globular Silver Powder 氢气还原制备超细银(FS)粉高纯超细球形银粉生产工艺与设备的开发研究
A light-sensitive coating on paper or film; consists of fine grains of silver bromide suspended in a gelatin. 身份证或胶卷外面的感光层;包含着悬浮在白明胶上面的优质溴化银颗粒。
Talent is a fine mirror with a silver frame, with the name of the owner engraved on the back. 天才是镶着银框、背面刻着主人名字的好镜子。