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of highly ordered MnO2 nanowire arrays [J]. Journal of Power Sources, 2005, 140: 211-215. [9] CHANG J K, TSAL W T. Material characterization and electro- chemical performance of hydrous manganese oxide... cycles. The equivalent series resistance increases from 17 to 41 Ω. Key words: manganese dioxide; supercapacitor; pseudo-capacitance; double-layer capability; charge-discharge process  ......
Contrasting REE Signatures on Manganese Ores of Iron Ore Group in North Orissa, India B. K. Mohapatra1,P. P. Singh2,P. P. Mishra1 (1.Institute of Minerals and Materials Technology,Bhubaneswar 751013,India;2.Post Graduate Department of Geology,Utkal University,Bhubaneswar 751004,India) Abstract:The distribution pattern of Rare Earth Elements (REE) in three categories of manganese ores......
Investigation of Adhesion and Fracture Toughness of Thermally Grown Oxide Scales by Interface Indentation Test P. Lours1,QI Yu-hong2,p. Bruckel1,ZHANG Zhan-ping2 (1.Research Centre on Tools... grown oxide scales for pure nickel were investigated using Vickers indentation technique. The nickel samples were oxidised at 1200℃ for 100h-600h. The crack length induced by Vickers indentation test......
Behaviors of Lanthanum and Cerium on Grain Boundaries in Carbon Manganese Clean Steel Zhu Xingyuan1,Guo Feng2,Lin Qin3 (1.Wuhan University of Technology, Wuhan 430070, China;2.Inner Mongolia... boundaries in carbon manganese clean steel were investigated by high-resolution transmission electron microscope (HRTEM), scanning electron microscopy(SEM), energy dispersive spectrometer (EDS) and X-ray......
矿样品位置和采集的软锰矿样品如图1所示,其他锰矿物采集方法同软锰矿).微区采集获得的各个样品分别进行XRD检测,获得软锰矿,隐钾锰矿,锰铅矿,钙锰矿,水钠锰矿和钙硬锰矿样品和晶体结构信息,然后分别对这6个锰矿物样品进行SEM,EDS等检测. 图1 北衙矿块中氧化锰和微区采集的氧化锰样品 Fig. 1 Manganese oxide mineral in Beiya...合体.许多氧化锰矿物的形成与水钠锰矿关系密切,实验表明以水钠锰矿为前驱体,加银离子在水热交换反应可合成含银的隐钾锰矿[13]. 图2 氧化锰矿物SEM像及元素面扫描分布 Fig. 2 SEM image and element scanning maps of manganese oxide mineral 图3 氧化锰矿物的BSE像及元素面扫描分布 Fig......
离子交换膜. REFERENCES [1] ZHANG D S, MA Z, SPASOVA M, YELSUKOVA A E, LU S W, FARLE M. Formation mechanism of laser-synthesized iron-manganese alloy nanoparticles, manganese oxide nanosheets and nanofibers... Fig. 3 Cell voltage changes over time 表2 双膜三室电沉积金属锰联产EMD的实验条件及结果 Table 2 Experimental conditions and results of dual-membrane three-chamber electrodeposition manganese co-production......
Preparation of hierarchical layer-stacking Mn-Ce composite oxide for catalytic total oxidation of VOCs唐文翔1,2,武晓峰1,刘刚1,2,李双德1,李东艳1,李文辉1,2,陈运法11. State Key Laboratory of Multi-Phase Complex Systems, Institute of Process Engineering, Chinese Academy of Sciences2. University of Chinese Academy of Sciences摘 要:Hierarchical layer-stacking Mn-Ce composite oxide......
Preparation of hierarchical layer-stacking Mn-Ce composite oxide for catalytic total oxidation of VOCs唐文翔1,2,武晓峰1,刘刚1,2,李双德1,李东艳1,李文辉1,2,陈运法11. State Key Laboratory of Multi-Phase Complex Systems, Institute of Process Engineering, Chinese Academy of Sciences2. University of Chinese Academy of Sciences摘 要:Hierarchical layer-stacking Mn-Ce composite oxide......
酸改性Att/氧化锰复合材料的制备研究 吴振玉1,梁友玲1,高华1,李村1 (1.安徽大学化学化工学院,安徽合肥,230039) 摘要:采用盐酸改性的凹凸棒土(Att)为载体,制备负载锰氧化物的凹凸棒土复合材料,采用氮吸附比表面及孔结构分析,红外光谱,XRD等手段对酸改性凹凸棒土及其复合材料进行了表征.研究发现0.1mol/L盐酸处理的凹凸棒土的比表面积增加最明显;随负载氧化锰量的增大,比表面积和孔容下降;XRD测试表明,复合材料中氧化锰的主要成分是Mn_3O_4. 关键词:凹凸棒土; 酸改性; 氧化锰; 复合材料; attapulgite; acid modification; manganese oxide; composite; [全文内容正在添加中] ......