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Structural and optical properties of tellurium films obtained by chemical vapor deposition(CVD) MA Yu-tian(马玉天)1, 2,GONG Zhu-Qing(龚竹青)1, XU Wei-Hong(徐卫红)1, HUANG Jian(黄 坚)1 1. School...; Abstract: Tellurium thin films were prepared by the chemical vapor deposition method......
Preparation of high pure tellurium from raw tellurium containing Cu and Se by chemical method SUN Zhao-ming, ZHENG Ya-jie School of Metallurgical Science and Engineering, Central South University, Changsha 410083, China Received 5 May 2010; accepted 14 August 2010 Abstract: High pure tellurium was prepared from raw tellurium containing copper and selenium by chemical method containing......
明,碲粉的形态为针形. 关键词:碲渣;硫酸浸出;SO2;碲 中图分类号:TF843.5 文献标志码:A Extraction and preparation of tellurium from neutralization sludge of process... tellurium was prepared from neutralization sludge by the method of sulfuric acid leaching and sulfur dioxide reduction. The results shows that, in the process of sulfuric acid leaching of neutralization......
Preparation of high-purity tellurium powder by hydrometallurgical methodYuan Liu,Ya-Jie Zheng,Zhao-Ming SunSchool of Metallurgy and Environment,Central South University摘 要:This hydrometallurgical method consists of oxidation leaching, sulfide impurities removing, and sulfur dioxide reduction. The crude tellurium powder was treated by H2O2 oxidation......
New Technology of Recovering Selenium and Tellurium from Copper Anodic Slimes梁刚,舒万根,蔡艳荣,郑诗礼摘 要:NewTechnologyofRecoveringSeleniumandTeluriumfromCopperAnodicSlimesLiangGang,ShuWangen,CaiYanrongandZhengShili(梁刚)(舒万根)(蔡艳荣)(郑...关键词:......
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%,11.50%,5.21%和1.71%(质量分数),具有较高的回收价值. 表1 碲渣的化学组成 Table 1 Chemical compositions of tellurium slag (mass fraction, %) 图1所示为碲渣的XRD谱,由图1可见,碲渣中Sb主要以NaSb(OH)6的形式存在,Pb主要以Pb3O4的形式存在,而Te的物相未能在图谱中显现...到设定温度后,加入一定质量的碲渣进行搅拌浸出.反应完后进行抽滤,取滤液进行检测. 图1 碲渣的XRD谱 Fig. 1 XRD pattern of tellurium slag 图2 碲渣中Te(3d)的XPS谱 Fig. 2 XPS spectrum of Te(3d) in tellurium slag Na2SO3还原:在碲渣Na2S浸出优......
Ultra fast microwave-assisted leaching for the recovery of copper and tellurium from copper anode slimeZhi-yuan Ma1,2,Hong-ying Yang1,Song-tao Huang2,Yang Lü1,Liu Xiong11. School of Materials... process parameters were optimized using response surface methodology(RSM). Under the optimized conditions, the leaching efficiencies of copper and tellurium were 99.56% ± 0.16% and 98.68% ± 0.12......
铂钯精矿预处理脱硒碲试验研究邓成虎1(1.江西省鹰潭市贵溪市江西铜业集团公司贵溪冶炼厂)摘 要:对由铜阳极泥产出的铂钯精矿,采用氧化焙烧-碱浸-酸浸预处理工艺除去硒碲,富集金铂钯,确定了最佳工艺条件.硒,碲脱除率分别达到98.53%,95.27%,浸出渣中碲质量分数为5.18%,硒质量分数为0.29%,为后续工序分离提纯贵金属创造了有利条件.关键词:铂钯精矿; 预处理; 硒; 碲......
Preparation of Elemental Tellurium Nanoparticles-Sucrose Sol and Its Antioxidant Activity in Vitro李云志,PAN Jie,JIANG Kun,ZHOU Yanhui,HUANG Jietao,YE Jinxuan,白燕Department of Chemistry,College of Life Science and Technology,Jinan University摘 要:The elemental tellurium nanoparticles(TeNPs)-sucrose sol was prepared by the reaction of sodium tellurite......