nonstoichiometry相关论文
Corrosion resistance of non-stoichiometric gadolinium zirconate fabricated by laser-enhanced chemica
Gadolinium zirconate (GZ) is a promising candidate for next-generation thermal barrier coating (TBC) materials.Its corro......
We report on Raman scattering of VO2 films prepared by radio frequency magnetron sputtering under different conditions. ......
用高温固相反应法合成了非化学计量组成的Ba1.03Ce0.5Zr0.4La0.1O3-α质子导体.粉末X射线衍射(XRD)结果表明,该材料为单一钙钛矿型......
该文从挂篮荷载计算、施工流程、支座及临时固结施工、挂篮安装及试验、合拢段施工、模板制作安装、钢筋安装、混凝土的浇筑及养生......
Using compound energy model (CEM), the thermodynamic properties of and were evaluated.The evaluation was based on the ......
Stuey of Thermodynamic Properties of Nonstoichiometric Phase 〈Zr1—zCezO2—x〉 with Compound Energy Mod
Using compound energy model (CEM),the thermodynamic properties of <CeO2-y> and <Zr1-zCezO2-> were evaluated.The evaluati......
The diffusion coefficient of hydrogen atoms in the studied alloys was electroche mically measured by chronoamperometry w......
Solid state reaction synthesis and total electrical conductivity of La_(0.7)Sr_(0.3)Cr_yMn_zCo_(1-y-
The La0.7Sr0.3CryMnzCo(1-y-z)O3-δ samples were prepared by solid state reaction.The phases,microstructure and propertie......
钙钛矿型透氧膜的非化学计量平衡关系与氧分压和温度有关,并对其应用起决定作用.文中以金属硝酸盐为前驱体,采用EDTA-柠檬酸联合络......
以高温平衡电导法测定高温平衡电导率随氧分压的变化为基础，具体分析了不同氧分压范围内主要缺陷类型——包括空穴、电子、氧离子空......
本文通过化学分析和X射线结构分析相配合来研究TlPbI_8晶体中作化学计量比的组成对晶格常数、缺陷的影响。实验表明:此晶体有一个......
为了提高纳米SiO2粒子填充聚合物时的强度、韧性及亲水性能，通过溶胶-凝胶法制备出非化学计量掺杂Ce点缺陷的硅质纳米复合物，并进行......
采用化学平衡法研究了1673和1773 K下CaO-SiO2-Al2O3-MgO-Na2O-CrOx渣系中铬氧化物的非化学计量. 用化学分析法确定了平衡时渣中各......
采用甘氨酸-硝酸盐（GNP）法合成了中温固体氧化物燃料电池阴极材料La1-xSrxFeO3-δ（x=0．0-0．6）系列粉体。用FTIR、TGDTA、XRD等对产物形成......
采用高温平衡电导法测定了高温平衡电导率随氧分压（10^-12～10^5 Pa）的变化曲线,由此确定了未掺杂和Al受主掺杂BaPbO3陶瓷多晶体中的主......
通过NH4NO3共熔法合成了SrCoO3-δ,利用XRD和差热分析对其进行了结构表征，采用精密气体测量方法研究了SrCoO3-δ在温度672－918K区间，......
通过对Ｓｒ、Ｂａ混合掺杂体系和非计量体系Ｎｄ０．６７ＳｒｘＢａｘＭｎＯｘ导电性能的研究发现，混合二价离子掺杂体系Ｎｄ０．６７ＳｒｘＢａ０．３３－ｘＭｎＯ３ｇ与单一二价离子掺杂体系具有不同的导电机制，斐地量比使......
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利用碘滴定法测定了钙钛矿型复合氧化物Ｌａ１－ｘＳｒｘＣｏＯ３－δ系列样品中金属元素的平均价态及氧的非化学计量值。实验发现：Ｌａ１－ｘＳｒｘＣｏＯ３－δ样品中的Ｃｏ元素的平均价态随......
本文着重讨论了掺镁ＳｒＴｉＯ２陶瓷的电导与和环境氧分压之间的关系，在ＳｒＴｉＯ３中镁的含量分别选为１０、２０、３０、４０和５０ｍｏｌ％，所有样品均在２０￣９００℃的温度区间和３．８×１０＾－４￣２．６×１０＾－１ａｔｍ的......
