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X射线荧光光谱分析法熔融制样技术的探讨与应用王一凌1,曲月华1,邓军华1(1.辽宁省鞍山市鞍钢股份公司技术中心)摘 要:本文选用三种不同熔融制样方式,研究了熔剂的性质,熔融制样的过程及加热方式等制样条件,探讨了X射线荧光光谱分析法的熔融制样技术.通过脱模剂加入量的试验,证明了在温度,熔融体流动性一致的情况下,挥发性脱模剂碘化铵可不必定量加入.针对铁矿石标准样品的特点,以四硼酸锂为熔剂,通过采用预氧化后高温熔融的制样程序,得到了优化的试验条件.结果表明,铁矿石试样熔融制样时间缩短至100 s/样,使得制样速度与粉......
Trans. Nonferrous Met. Soc. China 22(2012) 366-372 Preparation and tribological properties of surface modified Cu nanoparticles YANG Guang-bin, CHAI Shan-tao, XIONG Xiu-juan, ZHANG Sheng-mao, YU Lai... surface leading to the formation of a self-repairing protective layer thereon. Key words: copper nanoparticles; surface modification; tribological properties; additive; preparation 1 Introduction Metal......
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献标志码:A 文章编号:1672-7207(2015)04-1253-07 Preparation of water-based nano-WS2 isothermal forging lubricant and its application SHI Chen1, 2, 3, MAO Daheng2... application effect of water-based nano-WS2 lubricant is better than that of water-based graphitic lubricant or oil-based graphitic lubricant. Key words: WS2; nanometer; isothermal forging; preparation 等温模锻是在使......
Preparation of salt-based colloid palladium of high concentration ZHENG Ya-jie(郑雅杰)1, XIAO Fa-xin(肖发新)1, YI Dan-qing(易丹青)2,GONG Zhu-qing(龚竹青)1, LI Xin-hai(李新海)1 (1. School of Metallurgical Science... colloid palladium of high concentration was prepared, with concentration up to 3.6g/L on amount of PdCl2. The optimal preparation conditions of the salt-based colloid palladium were that the PdCl2......
Preparation of Ni-Cu composite coating by composite electroplating CHU Guang, LIU Sheng-zhang (School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China... electrodeposition; preparation 复合电镀是指用电镀的方法,使金属与无机颗粒,有机颗粒或金属颗粒共同沉积,以形成复合镀层的方法.运用复......
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