共搜索到2118条信息，每页显示10条信息，共212页。用时：0小时0分0秒392毫秒
Cyanidation of gold clay ore containing arsenic and manganeseYu-liang Li,Jian Liu,and Wei-sheng Guan School of Environmental Science and Engineering,Chang’an University,Xi’an 710054,China摘 要:<正>The extraction process of gold and silver from the gold clay ore containing arsenic and manganese was investigated.With the conventional technique......
Homogeneous Detection of Human IgG by Gold Nanoparticle Probes曹启花1,原弘1,21. College of Chemistry and Molecular Sciences, Wuhan University2. Department of Chemistry, College of Science, Huazhong Agricultural University摘 要:A simple, and homogeneous detection system for human IgG based on the optical properties of aggregated gold nanoparticles probes were......
A new extraction process of refractory gold arsenosulfide concentratesYuqun Meng Tao Jin, Minjie Wu, Shaoling Su, and Longbao Wang1)Laboratory of Special Preparing and Processing Technology... hydrometallurgical process for the refractory gold arsenosulfide concentrates under normal temperature and pressure was presented. The experimental results of a refractory gold concentrate show......
Kinetics of leaching refractory gold ores by ultrasonic-assisted electro-chlorinationPing Zhu1), Xin-jiong Zhang1), Kun-fang Li1), Guang-ren Qian1), and Ming Zhou2) 1) College of Environmental...="ChDivSummary">The resources of refractory gold ores are abundant, and their effective treatment can bring good economic benefits. This paper in-vestigated the kinetics of leaching gold from refractory gold ores......
Fabrication of gold nanoparticles with different morphologies in HEPES bufferCHEN Ronga, b, WU Jilianga, LI Huia, CHENG Ganga, LU Zhonga, and CHE Chi-Mingb a School of Chemical Engineering... of Chemistry and the HKU-CAS Joint Laboratory on New Materials, The University of Hong Kong, Pokfulam Road, Hong Kong, China摘 要:Gold nanoparticles......
Co-intensification of cyanide leaching gold by mercury ions and oxidant LI Qian(李 骞), JIANG Tao(姜 涛), YANG Yong-bin(杨永斌), LI Guang-hui(李光辉), GUO Yu-feng(郭宇峰), QIU Guan-zhou(邱冠周) School...; Abstract:The effects of mercury ions on gold cyanidation were studied. The results show......
Improving gold recovery of Pb–Zn sulfide ore by selective activation with organic acidDai-Xiong Chen1,2,Jun Xiao1,21. School of Minerals Processing and Bioengineering, Central South University2...="ChDivSummary">Free gold and gold wrapped in sulfides are considered as the object of gold floatation. However,floatation of free gold exhibits more variables in practice.In this study, improving gold recovery......
Shape control technology during electrochemical synthesis of gold nanoparticlesXiu-yu Liu1,2,Cong-ying Cui3,Ying-wen Cheng3,Hou-yi Ma3,Duo Liu11. State Key Lab of Crystal Materials,Institute...="ChDivSummary">Gold nanoparticles with different shapes and sizes were prepared by adding gold precursor (HAuCl4) to an electrolyzed aqueous solution of poly(N-vinylpyrrolidone) (PVP) and KNO3 , which indicates......
......
Use of ferricyanide for gold and silver cyanidation F. Xie, D. B. Dreisinger Department of Materials Engineering, University of British Columbia, 309-6350 Stores Road, Vancouver, BC...; Abstract: Low gold and silver leaching kinetics has been commonly observed in traditional gold-silver cyanidation process, especially in heap leaching......
