共搜索到476条信息，每页显示10条信息，共48页。用时：0小时0分2秒781毫秒
Bismuth Modified Porous Silica Preparation,Characterization and Photocatalytic Activity Evaluation for Degradation of IsoproturonAnil Kumar Reddy Police,Srinivas Basavaraju,Durga Kumari Valluri... by using an acrylic emulsion has been impregnated with bismuth ion resulting in Bi2SiO5 species containing surface.The as-prepared materials have been characterized by X-ray diffraction spectroscopy......
;Chemical composition of bismuth concentrates (mass fraction, %) 图1 铋精矿的XRD谱 Fig. 1 XRD pattern of bismuth sulfide concentrate 实验所用辅助原料包括磁铁矿,焦粉,添加剂(分析纯碳酸钠)以及分析纯CaO.其中,磁铁矿和焦粉的成分分别如表2和3所示... Principle flow sheet for reducing-matting smelting of bismuth sulfide concentrates 2 热力学分析 硫化铋的还原造锍熔炼是在1000~1300 ℃温度时,高价态的造锍剂四氧化三铁被过剩还原剂还原成低价FeO,硫化铋精矿在FeO与还原气氛共存的情况下发生还原造锍反应一步产出粗铋,铁锍及炉渣.主要反应如下......
, the antiferroelectric phase zone gets broader and the diffuse coefficient increases. Key words: sodium bismuth titanate; lead-free piezoelectric ceramics；piezoelectric properties; perovskites structure... of ferroelectrics[M]. Beijing: Science Press, 2000. [14] Zhou C R, Liu X Y. Dielectric and piezoelectric properties of bismuth-containing complex perovskite solid solution of Bi1/2Na1/2TiO3-Bi(Mg2/3Nb1/3)O3[J]. J......
Microstructure and Electric Properties of Dy and Sm-Doped Bismuth Titanate Ceramics蒲永平,王瑾菲,杨文虎,杨公安,梁云鹤摘 要:The effect of Dy and Sm doping on microstructure and electric properties of bismuth titanate ceramics were investigated by means of XRD, SEM and AFM. The results showed that the grain growth habit was anisotropy of BIT ceramics doped with Dy, Sm......
process of bismuth sulfide ore and pyrolusite ZHANG Chuanfu, XIA Chuping, WANG Zhijian, ZHAN Jing, WU Jianhui (School of Metallurgy and Environment, Central South University, Changsha 410083, China) Abstract: The new method of interactive roasting with bismuth sulfide ore and pyrolusite was put forward, which consists of two simultaneous processes: sulphating roasting of manganese oxide......
Syntheses and Crystal Structure Characterizations of New Rare Earth Copper Bismuth Compounds RE CuBi2(RE＝La,Gd and Dy) 赵景泰1,鲁玉明1,杨昕昕1,陈昊鸿1 (1.State Key Laboratory of High Performance Ceramics... atoms. Key words:intermetallics; copper; bismuth; rare earths; [全文内容正在添加中] ......
Electrochemical behavior of Dy(Ⅲ) on bismuth film electrode in eutectic LiCl-KCl meltsShanshan Wang,Baicong Wei,Mei Li,Wei Han,Milin Zhang,Xiaoguang Yang,Yang SunKey Laboratory of Superlight... on bismuth film electrode.The thermodynamic properties of the formation for Dy-Bi intermetallics were estimated by a steady state electrochemical method in a temperature range of 713-803 K.Furthermore......
Electrochemical behavior of Dy(Ⅲ) on bismuth film electrode in eutectic LiCl-KCl meltsShanshan Wang,Baicong Wei,Mei Li,Wei Han,Milin Zhang,Xiaoguang Yang,Yang SunKey Laboratory of Superlight... on bismuth film electrode.The thermodynamic properties of the formation for Dy-Bi intermetallics were estimated by a steady state electrochemical method in a temperature range of 713-803 K.Furthermore......
High-performance UV detectors based on 2D CVD bismuth oxybromide single-crystal nanosheetsLong Chen,Chengtao Yang,Chaoyi YanState Key Laboratory of Electronic Thin Films and Integrated Devices... their development for practical applications.In this work,high-quality 2D ternary bismuth oxybromide single-crystal nanosheets with a high yield were prepared by space-confined chemical vapor deposition......
......
