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: 1179?1183. [7] TSUJI K, TAKEGAWA Y, INADA H, YAMADA S. Silver base electrical contact material and method of making the same. US 5338505[P]. 1994?08?16. [8] INADA H, TSUJI K, NARA. Silver base...合金化方法制备银镍触头合金的研究[J]. 稀有金属材料与工程, 2003, 32(4): 298?300.LUO Qun-fang, LIU Li-qin, WANG Ya-ping, DING Bing-jun. Preparation of silver-nickel contact materials by mechanical alloying[J]. Rare Metal......
silver, gold, palladium and platinum in geological and metallurgical samples [J]. Journal of Analytical Atomic Spectrometry, 2002, 17(7): 125-130. [11] NI Cai-hua, YI Chang-hai, FENG Zhi-yun. Studies of syntheses and adsorption properties of chelating resin from thiourea and formaldehyde [J]. Journal of Applied Polymer Science, 2001, 82(13): 3127-3132. [12] ATIA A A. Adsorption of silver......
. Arsenic metabolism in prokaryotic and eukaryotic microbes [M]//NIES D H, SILVER S, Eds. Molecular Microbiology of Heavy Metals. Heidelberg, New York, Springer-Verlag, 2007: 388-390. [2] MUKHOPADHYAY..., 148: 3983-3992. [6] MUKHOPADHYAY R, ROSEN B P, PHUNG L T, SILVER S. Microbial arsenic: From geocycles to genes and enzymes [J]. FEMS Microbiol Rev, 2002, 26: 311-325. [7] PRITHIVIRAJSINGH S, MISHRA S......
sulfur, cadmium, copper, silver, gold, tin, antimony and so on. Silver is one of the main byproducts of lead/zinc ore, and silver from this source represents 60% of the basic reserve and 70......
的接触,降低材料的摩擦与磨损. 关键词:Ag-MoS2复合材料;粉末粒度;自润滑;摩擦;磨损 中图分类号:TH117.3 文献标志码:A Effect of silver alloy particle size on friction...末的粒度分布 Fig. 1 Particle size distribution of atomized silver alloy powder 采用气雾化法制备粒径<38 μm银合金粉末的基本形貌如图2所示,所得粉末颗粒为球形度较好的实心球体,表面粘附有少量的行星球,符合气雾化粉末的基体特征. 图2 雾化银合金粉末的显微形貌 Fig. 2 SEM......
on silver powder and its thick films [J]. Materials Letters, 2003, 57(20): 3096-3100. [26] MARZAN L, TOURIN I T. Reduction and stabilization of silver nanoparticles in ethanol by nonionic surfactants [J]. Langmuir, 1996, 12(15): 358-3589. [27] PAL T, SAU T K, JANA N R. Reversible formation and dissolution of silver nanoparticles in aqueous surfactant media [J]. Langmuir, 1997, 13(6): 1481-1485. [28......
]. Gold, 2003, 24(4): 33-36. [12] CELEP O, , DEVECI H. Improved gold and silver extraction from a refractory antimony ore by pretreatment with alkaline sulphide leach[J]. Hydrometallurgy, 2011, 105(3.... HUANG Li-huang. Gold and silver extraction technology[M]. Beijing: Metallurgical Industry Press, 2001: 132-157. [17] 李 峰, 丁德馨, 胡 南, 彭志成, 陈 伟. 难处理含金硫精矿的焙烧氧化-硫代硫酸盐浸出[J]. 中国有色金属学报, 2014, 24(3): 831-837. LI......
]. These technologies are usually designed with the purpose to recover precious metals, especially gold and silver with little attention on selenium and tellurium recovery. According to a previous survey of 56... occur as silver and copper selenides and tellurides, respectively. Reagents used in this research are all of analytical grade. Table 1 Composition of copper anode slime (mass fraction, %) 2.2......
kiln[J]. Mining and Metallurgy, 1996, 5(2): 71, 78-81. [2] 刘志光. 从焊锡阳极泥的浸银渣(锡精矿)中提取锑及金银[J]. 云南冶金, 1988(6): 48-51, 56.LIU Zhi-guang. Extracting antimony and gold and silver from residue (tin concentrate) of silver leaching from tin anode mud[J]. Yunnan Metallurgy, 1988(6): 48-51, 56. [3] 莫正荣. 高锑粗锡电解精炼生产实践[J]. 云南冶金, 1993(2): 15-18.MO Zheng-rong. Production practice of electrolytic refining crude tin......
materials was represented in Fig. 2, where oxide particles were uniformly distributed on silver matrix. Particle size of ZnO and CuO was smaller than that of CdO, SnO2 and SnO2In2O3. Physical... of fabrication method and additive on operating performance of silver metal oxide electrical contact materials [J]. Low Voltage Apparatus, 1994, 3: 47-51. [9] JIA Q C,YU J, CHEN J C, LIU L J, LU W T. Sulfide......