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Keywords Fe 2O 3 ZrO 2/CLM;synthesis;catalysis;disproportionation; 蒙脱石;合成;催化作用;歧化反应;
Keywords Fe 2O 3-MoO 3 system;Solid thermal reaction;Noncrystalline;Characterizations;Mechanism; 3体系;固相热反应;非晶相;表征;机理;
The preparing condition of TiO 2 mica nacreous pigments with Fe 2O 3 was studied. 对三氧化二铁着色的云母钛珠光颜料的制备工艺进行了研究。
Keywords mica;TiO 2;nacreous pigments;Fe 2O 3; 云母;二氧化钛;珠光颜料;三氧化二铁;
The analyses show that the major compositi ons of ceramic glazes are Al 2O 3, SiO 2; a small quantity of K 2O, Na 2O, CaO, MgO; and a trace amount of TiO 2, Fe 2O 3, S etc. 实验表明 :陶瓷釉的主要化学成分为Al2 O3、SiO2 ,少量为K2 O、Na2 O、MgO、CaO和微量的TiO2 、Fe2 O3、S等 ;
Keywords rare metals oxides;MoO 3 Bi 2O 3 catalyst;isobutene;methacrolein; 稀有金属氧化物;钼-铋催化剂;异丁烯;甲基丙烯醛;
The results indicate that all three kinds of additives can promote sintering of magnesia calcium brick,with the leading of TiO 2.TiO 2 or Fe 2O 3 can react with CaO to get CaTiO 3 or Ca 2Fe 2O 5.CeO 2 can not react with CaO. 添加TiO2 、Fe2 O3与CaO反应生成了CaTiO3和Ca2 Fe2 O5,添加CeO2 与CaO不生成化合物。
The Hurst indexes of the four proxies are FeO 0.85, Fe 2O 3 0.76, Fe 2O 3/FeO 0.65 and organic carbon 0.74 respectively, indicating that they have obviously long run dependence persistence. This is in accordance with previous studies [13-15] . 4项指标的Hurst指数 (FeO 0 .;85;Fe2 O3 0
We have investigated the transverse alternating and direct current effect on the charge_density wave (CDW) dynamical properties in K 0 3 MoO 3 by measurin g I-V characteristics. 通过I V特性测量 ;研究了横向交、直流电流对蓝青铜K0 3 MoO3 中电荷密度波 (CDW )动力学行为的影响 .
We measured the reflectance spectra of pure,3% and 15% Tungsten|doped K 0 3 MoO 3 below and above the charge density wave (CDW) transition temperatures. The conductivity spectra were derived from Kramers|Kronig transformation. 研究了准一维材料K0 3MoO3以及掺杂了 3%25和 15%25的W的样品在TCDW =180K以上和以下的温度时的光反射谱和电导率谱 .
Transition and Its Temperature Broadening of Nanocrystalline Fe 2O 3 from FCC to HCP 纳米Fe_2O_3从FCC相到HCP相的转变过程及相变温度宽化
THE PREPARATION AND ELECTRIC PROPERTY INVESTIGATION ON A NEW CATHODE MATERIAL CrO 3 MoO 3 新阴极材料CrO_3-MoO_3的合成及电性能研究
in the area from the base plate to the surface, FeO, Fe 3O 4 and Fe 2O 3 are ascent ordered by the quantity in the iron oxide scales, while the inner portion is mainly comprised of FeO. 在靠近基板到表层的氧化铁皮中三种铁的氧化物按FeO,Fe3O4和Fe2O3顺序逐渐增多,且内层的结构成分以氧化亚铁为主。
The crystallization of glass ceramics in SiO 2 MgO Al 2O 3 F system were studied by the techniques og XRD, TEM and EDAX. 本文应用TEM ,XRD和EDAX等技术 ,系统研究了SiO2 MgO Al2 O3 F系玻璃陶瓷的析晶过程。
In situ Al 2O 3 and TiB 2 particles reinforced Al 3.2% Cu and Al 6.0%Cu alloy composites were fabricated from TiO 2 Al B CuO system. 由TiO2?Al?B?CuO体系制备了原位Al2O3和TiB2粒子增强Al?3.;2%25Cu和Al?6
Keywords coal briquet;sulphur capture;Fe 2O 3.; 型煤;固硫;三氧化二硫;硫酸钙;氧化钙;
The life of catalyst can be prolonged by adding the quantitative active component of MoO 3 and baking directly. 通过直接焙烧和添加定量的MoO3活性组分的方法可大幅度延长催化剂的寿命。
Cubic boron nitride(c BN), hexagonal boron nitride (h BN), B 2O 3, FeB and Fe 2B were found in the hardened layers by X ray photoelectron spectroscopy(XPS) and X ray diffraction (XRD). 经X射线电子能谱 (XPS)和X射线衍射分析 (XRD) ,发现硬化层中的组织有立方氮化硼 (c BN)、六方氮化硼 (h BN)、B2 O3,FeB和Fe2 B。
Keywords Al 2O 3 Grog refractory dust Dustremoving system ESP; 关键词氧化铝;熟料粉尘;除尘系统;电收尘器;
Compared with the previous version, added 3 system ID and perfected diagnostic function for engine system. 与上一版本相比新增了3个系统ID,完善了发动机系统的诊断功能。