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Trans. Nonferrous Met. Soc. China 24(2014) 2969-2975 Bioleaching of heavy metals from contaminated alkaline sediment by auto- and heterotrophic bacteria in stirred tank reactor Jian-yu ZHU1,2,3, Jing... in alkaline sediment possess significant toxicity to aquatic organisms or humans and will greatly inhibit bioleaching. The bioleaching method using autotrophic bacteria mixed with heterotrophic......
Influence of CeO2 on scintillating properties of Tb3+-doped silicate glasses孙心瑗1,顾牡2,张敏3,黄世明21. Department of Physics,Jinggangshan University2. Shanghai Key Laboratory of Special Artifical...+-,Ce3+-doped,and Tb3+/Ce3+-codoped silicate glasses were synthesized by melt-quenching technique.Some properties of the investigated glasses were characterized by X-ray photoelectron spectroscopy(XPS......
Influence of CeO2 on scintillating properties of Tb3+-doped silicate glasses孙心瑗1,顾牡2,张敏3,黄世明21. Department of Physics,Jinggangshan University2. Shanghai Key Laboratory of Special Artifical...+-,Ce3+-doped,and Tb3+/Ce3+-codoped silicate glasses were synthesized by melt-quenching technique.Some properties of the investigated glasses were characterized by X-ray photoelectron spectroscopy(XPS......
Bacteria Adherence Properties of Nitrogen-Doped TiO2 Coatings by Plasma Surface Alloying Technique王鹤峰1,2,树学峰11. Institute of Applied Mechanics and Biomedical Engineering, Taiyuan University... (GDOES), scanning electron microscopy and X-ray photoelectron spectroscopy, respectively. The bacteria adherence property of the TiO2-xNx coatings on S. S on the oral bacteria Streptococcus Mutans......
; 文章编号:1672-7207(2013)07-2656-07 Experimental study of clay minerals solidified by sodium silicate WANG Shengxin1, 2, L Qingfeng2, WANG Dekai1, ZHANG Manyin1 (1... of Education, Lanzhou University, Lanzhou 730000, China) Abstract: Such clay minerals as montmorillonite and illite and kaolinite solidified by two different density sodium silicate under room temperature were......
Thermodynamic properties of bioleaching liquid mixtures with and without mesophilic bacteria at different temperaturesLIU Meilin, RUAN Renman, WEN Jiankang, and WANG Dianzuo National Engineering... for mesophilic bacteria. The conductivity of copper bioleaching liquid was determined by the electric conductivity method at temperatures ranging from 298 K to 313 K. The ionic activity coefficients were estimated......
Use of mesophilic and thermophilic bacteria for the improvement of copper extraction from a low-grade oreE.Darezereshki1,2,M.Schaffie2,3,M.Lotfalian1,4,M. Ranjbar1,3摘 要:Bioleaching was examined for copper extraction from a low grade ore using mesophilic and moderate thermophilic bacteria. Five equal size columns were used for the leaching of the ore......
Sol-Gel Synthesis and Luminescent Characteristic of Doped Eu3+ Silicate-Silica Phosphor Peng Xiudong1,Tang Jinfeng1,Zhou Pingle1,Yang Liangzhun1,Yang Shiping1,Yu Xibin1 (1.Chemistry Department, Shanghai Normal University, Shanghai 200234, China) Abstract:Eu-doped silicate complex gel nano-particles was obtained by sol-gel process and characterized with TEM, XRD, PL, etc. The well dispersed......
Effect of Barium Oxide on the Formation and Coexistence of Tricalcium Silicate and Calcium Sulphoaluminate陈琳,沈晓冬摘 要:Formation and coexistence of tricalcium silicate (C3S) and calcium sulphoaluminate ( C 4 A 3s ) minerals in Portland cement clinker containing calcium sulphoaluminate were investigated. The f-CaO content, mineral composite and formation......
aerobic bacteria were investigated in this work. The results showed that EMF has an inhibitory effect on copper metals and decreases the corrosion rate of copper metals in sterile artificial seawater... of bacteria and decreased bacterial attachment, thereby forming a heterogeneous and non-stable biofilm on the Cu surface in the presence of EMF. Moreover, the biofilm was dispersed throughout the surface......