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预处理可显著提高锌的浸出率,当微波预处理温度和时间分别为950 ℃和12 min时,锌的浸出率达到96.58%.微波预处理打开了堵塞的废触媒孔道,增大了浸出剂与锌的接触面积. 关键词:微波预处理;废触媒;浸出率 中图分类号:TF 803.21 文献标识码:A Effects of microwave pretreatment on zinc... Engineering, Kunming University of Science and Technology,Kunming 650093, China) Abstract: A new technology for microwave pretreatment of spent catalyst-leaching of zinc in hydrochloric acid solution......
Microwave gel combustion synthesis and sinterability of Nd:GGG nanopowdersKiranmala Laishram,Rekha Mann,Neelam Malhan摘 要:Neodymium doped gadolinium gallium oxide(Nd:GGG) nanopowders synthesized by microwave gel combustion using alanine as a fuel was reported. Metal nitrates solution with alanine fuel was combusted in microwave to give precursor......
Microwave gel combustion synthesis and sinterability of Nd:GGG nanopowdersKiranmala Laishram,Rekha Mann,Neelam Malhan摘 要:Neodymium doped gadolinium gallium oxide(Nd:GGG) nanopowders synthesized by microwave gel combustion using alanine as a fuel was reported. Metal nitrates solution with alanine fuel was combusted in microwave to give precursor......
Microwave Radiation Synthesis Method of CaS:Eu2+, Sm3+ and Studies of Their IR Up-Conversion Properties Mi Xiaoyun1,Zhang Xiyan1,Ba Xuewei1,Liu Quansheng1,Lu Liping1,Bai Zhaohui1 (1.Material and Chemistry Institute , Changchun University of Science and Technology, Changchun 130022,China) Abstract:IR up-conversion material CaS: Eu2+ , Sm3+ was synthesized by microwave radiation method (MRM......
Properties, Phases and Microstructure of Microwave Sintered W-20Cu Composites from Spray Pyrolysis-continuous Reduction Processed Powders陶剑青State Key Laboratory of Advanced Technology for Materials Synthesis & Processing, Wuhan University of Technology摘 要:The effects of microwave sintering on the properties, phases and microstructure of W-20Cu alloy......
Microwave Sintering of W-15Cu Ultrafine Composite Powder Prepared by Spray Drying & Calcining-continuous Reduction Technology舒敬萍Engineering Training Center,Wuhan University of Technology摘 要:The effects of microwave sintering and conventional H2 sintering on the microstructure and properties of W-15Cu alloy using ultrafine W-15Cu composite powder......
Synthesis of Ce:YAG Phosphor via Homogeneous Precipitation under Microwave Irradiation王勇,袁鹏,徐红燕,王介强摘 要:<正>Ultra-fine Ce:YAG phosphors were prepared by homogeneous precipitation under microwave irradiation method . The formation of Ce: YAG was investigated by means of XRD and DTA/TG. The purified YAG crystallized phase was obtained at a lower......
Study on Ba6-3xSm8+2xTi18O54 Microwave Dielectric Ceramics张其土,陶婷婷,李斌摘 要:The effects of different x values on the dielectric properties in the Ba6-3xSm8+2xTi18O54 microwave dielectric ceramics(0.3≤x≤0.7) were studied. The results showed that the major crystal phase was BaSm2Ti4O12 and the sintering temperature of the ceramics was 1340 ℃ when the x value......
Microwave Magnetic Properties of Laminates with Thin FeCoBSi Films陆海鹏State Key Laboratory of Electronic Thin Films and Integrated Devices,University of Electronic Science and Technology of China摘 要:The microwave permeability of laminated composites based on thin FeCoBSi films was under study.The level of permeability increased with increasing......
Magnetic and microwave properties of glass-coated amorphous ferromagnetic microwires DI Yong-jiang(邸永江), JIANG Jian-jun(江建军), DU Gang(杜 刚), TIAN Bin(田 斌), BIE Shao-wei(别少伟), HE Hua-hui(何华辉... the magnetostatic and microwave properties of glass-coated microwires. The experimental results show that the effective anisotropy of an array of 150 microwires of 10 mm in length is large than......