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- To study the catalysis of nanometer transition metal oxide(TMO) and rare earth oxide(REO) on the thermal decomposition of AP,nanometer TMO(Fe_2O_3,CuO and Co_2O_3) and nanometer REO(CeO_2,Nd_2O_3 and Y_2O_3) were prepared. 為了解不同種類(lèi)的過(guò)渡金屬氧化物與稀土金屬氧化物納米粒子對AP熱分解的催化作用,分別制備了過(guò)渡金屬氧化物納米粒子(F e2O3,CuO和Co2O3)和稀土金屬氧化物納米粒子(C eO2,N d2O3和Y2O3),并進(jìn)行相互摻雜混合。
- The first crystallized microstructure can be fined though the effect of rare earth oxide on heterogeneity nucle-us. 通過(guò)異質(zhì)核心的作用,能夠細化堆敷金屬中的一次結晶組織。
- This paper discussed the influence of rare earth oxide on fireclay refractory performance by SEM and AES. 本文通過(guò)SEM掃描電鏡及晶相微區分析探討了稀土氧化物對粘土質(zhì)耐火制品性能的影響,研究發(fā)現;
- This method could determine many non-REE in enriched-europium mixture rare earth oxide at a time and it was a rapid method. 該方法能同時(shí)測定富銪混合稀土氧化物中多種非稀土元素的含量，提高了分析速度。
- Deposition inversion and pulverization pyrolysis are the better preparation methods on the study of rare earth oxide ultra micro powder. 本文針對稀土氧化物超微粉末的研制,提出較好的制備方法:沉淀轉化法和噴霧熱解法。
- The hyphenated technique of high performance liquid chromatography with inductively coupled-atomic emission spectrometry has been studied to analyze the rare earth oxide products. 本工作研究了用高效液相色譜-電感耦合等離子體發(fā)射光譜的聯(lián)用技術(shù)分析稀土混合物的方法。
- The results show that increarsing the content of divers fluorides,carbonate and rare earth oxide in flux core will make the content of diffusible hydrogen in weld reduce. 結果表明，適當提高藥芯中多種氟化物、大理石及稀土氧化物含量，將有利于降低焊縫中擴散氫含量。
- A novel rare earth oxide glass antifogging agent has been developedin this paper,and the antifogging agent composed with surfactant,additive,dispersantand rare earth mixture. 研制了一種新型稀土氧化物混合物防霧劑,其由表面活性劑、添加劑、分散劑和稀土混合物混合而成。
- Precipitation by oxalate is the primary method to produce rare earth oxides. 稀土草酸鹽沉淀法是制備稀土氧化物的主要方法。
- The addition of rare earth oxide promoters La2O3 and CeO2 into the Ni/MgO catalysts (labeled as NLM and NCM) may affect their physico-chemical properties and catalytic performance. 稀土助劑La2O3、CeO2對Ni/MgO催化劑有一定的改性效果。
- In the paper, the dielectric spectra of rare earth oxide CeO_2 ceramics in LF and RF ranges at room temperature have been investigated, the dielectric constant and the dielectric loss and their temperature dependence have been given. 研究了CeO_2陶瓷室溫下低頻和射頻的介電譜,并給出了介電常數和介質(zhì)損耗及其與溫度的關(guān)系。
- Reducing content of hydrogen effect of fluoride,carbonate,active chide and rare earth oxide in weld by self-shielded flux-cored wire with CaF2-TiO2 MgO slag system is investigated. 探討氟化物、大理石、高價(jià)氧化物和稀土氧化物在氟鈣鈦渣系自保護藥芯焊絲中的降氫機理。
- The influence of middle rare earth oxides on the activity of Pd catalyst has been discussed in this article. 本文研究了中稀土氧化物對鈀催化劑活性的影響。
- A deodorant catalyst CMT A composed of transition metal and rare earth oxides was prepared. 介紹了以堇青石蜂窩陶瓷薄片為載體 ,附載過(guò)渡金屬及稀土金屬氧化物活性組分制備的 CMT- A除臭催化劑。
- The electrochemical properties of MH electrode with the addition of rare earth oxides and mixture of CoO and CoO2 are studied. 重點(diǎn)研究了稀土氧化物添加劑、CoO和CeO_2復合添加劑對Ni/MH電池負極電化學(xué)性能的影響。
- Doped rare earth oxides have been widely used in three-way catalyst(TWC) for purification of automobile exhausts because of its special properties. 稀土元素以其特殊的物理和化學(xué)性質(zhì)在汽車(chē)尾氣三效凈化催化劑(TWC)中獲得了廣泛應用。
- The microstructure and properties of fused-cast 33# AZS refractory brick with additive of desilicated zirconia or rare earth oxides were studied. 熔鑄33%23AZS耐火磚添加少量脫硅鋯或稀土氧化物的試驗結果表明：該磚的相組成與顯微結構得到改善。
- The performances of Composite Electrodes in welding can be much improved by adding two or more rare earth oxides which are mutually completementary. 復合電極是在鎢中添加了兩種或更多種的稀土氧化物，各添加物互為補充，相得益彰，使其焊接性能更出眾。
- rare earth oxide tungsten electrode 稀土氧化物電極
- The test indicates that the activity of Pd catalyst for the oxidization of carbon monoxides increased by adding middle rare earth oxides, especially Sm2 O3. 實(shí)驗表明,中稀土氧化物的添加對這種鈀催化劑的一氧化碳氧化性能都有所改善,其中以氧化釤最為突出。
