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Preparation of high-purity bismuth by sulphur deleadization in vacuum distillation XIONG Li-zhi(熊利芝)1, HE Ze-qiang(何则强)1, LIU Wen-ping(刘文萍)1, MA Cheng-jin(麻成金)1, DAI Yong-nian(戴永年)2 (1. College..., China) Abstract: The feasibility of separation of impurities in refined bismuth and sulphur deleadization with vacuum distillation was studied theoretically. Experimental studies on sulphur......
Pyrolysis Study of Waterborne Polyurethane张燕红School of Chemistry and Chemical Engineering,South China University of Technology摘 要:The thermal degradation of synthetic waterborne polyurethane(PU) based on toluenediisocyanate(TDI) was investigated by pyrolysis-gas chromatography/mass spectrometry(Py-GC/MS) and thermogravimetry(TG).The degradation profiles......
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Study on the Pyrolysis Behavior of Polycarbosilane陈文怡1,ZHOU Jian21. Materials Research and Testing Center, Wuhan University of Technology2. State Key Lab of Advanced Technology for Materials Synthesis and Processing, Wuhan University of Technology摘 要:The pyrolysis behavior of polycarbosilane(PCS) and chemical reaction mechanism during the pyrolysis......
Diffusion Carbide Layers, Formed on the Surface of Steel in the Vacuum Titanizing Process KASPRZYCKA Ewa1,NAKONIECZNY Aleksander1,BABUL Tomasz1,SENATORSKI Jan1 (1.Institute of Precision Mechanics, Warsaw, Poland) 摘要:Diffusion layers produced on carbon steel surface in vacuum titanizing process were investigated. Studies of layers thickness, their morphology, titanium, carbon and iron......
Vacuum preloading combined electroosmotic strengthening of ultra-soft soilPENG Jie(彭劼)1, 2, XIONG Xiong(熊雄)1, 2, MAHFOUZ A H3, SONG En-run(宋恩润)1, 2(1. Key Laboratory for Geomechanics and Embankment... of Engineering, Jazan University, Jazan 45142, Saudi Arabia)Abstract:To assess the effectiveness of vacuum preloading combined electroosmotic strengthening of ultra-soft soil and study the mechanism......
Vacuum ultraviolet excited photoluminescence properties of Gd2O2CO3:Eu3+ phosphor WANG Yuhua1,WANG Zhilong1,ZHANG Jiachi1 (1.Department of Material Science, Lanzhou University, Lanzhou 730000, China) Abstract:The Gd2O2CO3:Eu3+ with type-II structure phosphor was successfully synthesized via flux method at 400℃ and their photoluminescence properties in vacuum ultraviolet (VUV) region were......
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Spherical YAG:Ce3+ Phosphor Particles Prepared by Spray Pyrolysis Zhu Xianzhong1,Qi Faxin1,Wang Haibo1 (1.College of Materials Science and Engineering, Nanjing University of Technology, Nanjing 210009, China) Abstract:Spherical YAG:Ce3+ phosphor particles with narrow size distribution were prepared by spray pyrolysis. The effects of the concentration of solution, the flow rate of carrier gas......