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harmful to the health of human beings and the security of the eco-system, water treatment is thus significant. Traditional wastewater treatment methods including sludge separation, chemical precipitation......
, the effects of Sr on microstructure and mechanical properties of both as-cast and hot-extruded AZ80 alloy were studied. 2 Experimental Chemical compositions of the alloys are listed in Table 1. The raw... alloys Fig.1 shows the microstructures of as-cast alloys. The microstructures mainly consist of α-Mg and β- Table 1 Chemical compositions of alloys (mass fraction, %) Fig.1 Optical micrographs......
alloy (nominal chemical composition, in mass fraction, %) were prepared separately by melting the commercial pure aluminum and silicon. The principle and processing procedure for preparing gradient......
[M]. Beijing: Chemical Industry Press, 1990: 94. (Edited by LI Xiang-qun)  ......
atmosphere. The raw materials of Mo, Si, and B were 99.9%, 99.999 9%, and 99.9% (mass fraction) pure, respectively. The arc-melted alloys were remelted 6 times to ensure chemical homogeneity. These alloys......
Multicolored luminescent CdS nanocrystals ZHANG Jun(张 军)1, DI Xiao-wei(狄晓威)1, LIU Zhi-liang(刘志亮)1, XU Gang(徐 刚)2, XU Sheng-ming(徐盛明)2, ZHOU Xing-ping(周兴平)3 1. College of Chemistry and Chemical Engineering, Inner Mongolia University, Hohhot 010021, China; 2. Institute of Nuclear and New Energy Technology, Tsinghua University, Beijing 100084, China; 3. Institute of Biological Sciences......
and tungsten nanoclusters [J]. Chemical Physics Letters, 2002, 354(1/2): 165-172. [22] ADAMSON A W. Physical chemistry of surface [M]. New York: John-Wiley & Sons Inc, 1990. [23] XIE Dan, WANG......
reduction (MDR) limit. In addition, this upper bound of approximately 80% is insensitive to the chemical detail, concentration, molecular mass of the polymer over a broad range. It is also well known......
of bauxite flotation desilication by using flotation column ZHOU Chang-chun, LIU Jiong-tian, HUANG Gen, YAN Bo, REN Xin-chun (School of Chemical Engineering and Technology, China University of Mining......
Effects of increase extent of voltage on wear and corrosion resistance of micro-arc oxidation coatings on AZ91D alloy L? Wei-ling(吕维玲)1, CHEN Ti-jun(陈体军)1, MA Ying(马 颖)1, XU Wei-jun(徐卫军)1, 2, YANG Jian(杨 健)1, HAO Yuan(郝 远)1 1. State Key Laboratory of Gansu Advanced Nonferrous Metal Materials, Lanzhou University of Technology, Lanzhou 730050, China; 2. College of Chemical......