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   precursor 在 材料科学 分类中 的翻译结果: 查询用时:0.009秒
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precursor     
相关语句
  前驱体
    Pyrolysis of PLZT Citrate Precursor
    PLZT柠檬酸盐前驱体的热分解
短句来源
    It is found by carbonization and activation with KOH that the BET and pore distribution of micro-pore carbon are related to process condition of prepared precursor. Middle pore is mainly in 2~3nm, micro-pore is mainly in 1.4nm, and no pore is found more than 5nm.
    以本试验制备的前驱体采用KOH活化与炭化时发现:其BET、孔径分布与沥青氧化聚合工艺条件有关,中孔主要集中于2~3nm、微孔分布主要集中在1.4nm附近,基本不含5nm以上的孔。
短句来源
    Yttria precursor powder is synthesized by solid state reaction of YCl3·6H2O with Na2C2O4.The decomposition process and mechanism of precursor are analyzed by mean of TG-DTA,the composition,particle size and morphology of the product are characterized by X-ray diffraction and transmission electron microscopy.
    以YCl3.6H2O和Na2C2O4为反应物,固相法制备氧化钇纳米粉体前驱体,用差热-热重法分析前驱体的分解过程,用X射线衍射和透射电镜对产物的组成、粒度和形貌进行表征。
短句来源
    NH_4 AlO(OH)HCO_3,the precursor of nano- Al_2 O_3,was prepared by homogeneous precipitation meth- od using NH_4Al(SO_4)_2 and NH_4 HCO_3 as raw materials. Effects of titration speed on preparing precursors were identified in the paper.
    以NH_4Al(SO_4)_2和NH_4HCO_3为主要原料,采用均相沉淀法制备纳米Al_2O_3前驱体NH_4AlO (OH)HCO_3(AACH),研究了滴定速率对其制备的影响。
短句来源
    Using indium acetylacetonate as a single-source precursor and Au as a catalyst,single-crystal In2O3 nanowires were synthesized by chemical vapor deposition at 550 ℃ via a vapor-liquid-solid mechanism.
    以乙酰丙酮合铟[In(acac)3](acac=acetylacetonate)作为单源前驱体,Au为催化剂,采用化学气相沉积法,于较低温度(550℃)下成功制得了In2O3纳米线.
短句来源
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  先驱体
    Bubble point method and SEM were applied to evaluate the inner structure and permeability of 3D braided and 2.5D Cf/SiC composites,fabricated by precursor infiltration-pyrolysis(PIP) process.
    采用气泡法和扫描电镜(SEM)研究了先驱体浸渍-裂解(PIP)工艺制备三维编织和2.5D-Cf/SiC复合材料的内部结构及渗透性能。
短句来源
    The results indicate, Nextel 720/silica composites was fabricated by chemical vapor infiltration on Nextel 720 fibres without PyC. Vinyl tirethoxy-silane(JH20) was used as precursor, deposition temperature was 725℃.
    结果表明,先驱体为乙烯基三乙氧基硅烷(JH20),沉积温度725℃,在无PyC的Nextel 720纤维预制体上能够制备出较好的Nextel 720/氧化硅复合材料。
    C_f/SiC Composites Prepared by Precursor Pyrolysis and Hot Pressing
    先驱体转化─热压烧结法制备C_f/SiC复合材料
短句来源
    Microstructure of the C f/SiC composites by precursor conversion hot pressing sintering
    先驱体转化-热压烧结碳纤维增韧碳化硅复合材料的显微结构
短句来源
    Densification Mechanism of C_f/SiC Composites prepared by Precursor Pyrolysis and Hot Pressing
    先驱体转化-热压烧结C_f/SiC复合材料的密化机理
短句来源
更多       
  前驱物
    The single-source precursor Cu(S2CN(C2H5)2)2 can decompose to produce covellite phase CuS and digenite phase Cu1.8S by variation of enthylenediamine(en) amount.
    改变乙二胺的量,单源前驱物Cu(S2CNC(2H5)22)能分解得到蓝铜矿结构的CuS和辉铜矿结构Cu1.8S.
短句来源
    The structure and morphology of YAG precursor and sintered powders were studied by means of IR、DTA-TG、XRD、TEM and LD method.
    利用IR、DTA-TG、XRD、TEM、LD等技术对YAG前驱物及其煅烧粉体进行表征。
短句来源
    Nanometer Ag/ZnO powders sized between 20~50 nm were prepared by coordination homogeneous co-precipitation method. TG-DTA,XRD,IR and TEM were used to characterize the microstructure and morphol- ogy of the precursor and the products obtained at different temperatures.
    采用配位均匀共沉淀法成功制备出了粒径20~50nm的Ag/ZnO纳米复合材料,用TG-DTA、XRD、IR及TEM等技术对前驱物及不同温度下焙烧前驱物所得的产品进行了表征分析。
短句来源
    The XRD results showed that the precursor was ZrMo2O7(OH)2 · 2H2O;
    常温X射线衍射分析表明,前驱物的成分为ZrMo2O7(OH)2·2H2O;
    ZrMo2 O8 cubic phase was formed by heating the precursor with low temperature at 360℃.
    前驱物在较低温度(360℃)下热处理,可获得单一立方相ZrMo2O8。
更多       
  前驱
    Pyrolysis of PLZT Citrate Precursor
    PLZT柠檬酸盐前驱体的热分解
短句来源
    REPARATION OF Si_3N_4/SiC NANO-COMPOSITES BY USE OF ORGANIC POLYMER PRECURSOR
    采用有机前驱体制备Si_3N_4/SiC纳米复相陶瓷
短句来源
    It is found by carbonization and activation with KOH that the BET and pore distribution of micro-pore carbon are related to process condition of prepared precursor. Middle pore is mainly in 2~3nm, micro-pore is mainly in 1.4nm, and no pore is found more than 5nm.
    以本试验制备的前驱体采用KOH活化与炭化时发现:其BET、孔径分布与沥青氧化聚合工艺条件有关,中孔主要集中于2~3nm、微孔分布主要集中在1.4nm附近,基本不含5nm以上的孔。
短句来源
    Yttria precursor powder is synthesized by solid state reaction of YCl3·6H2O with Na2C2O4.The decomposition process and mechanism of precursor are analyzed by mean of TG-DTA,the composition,particle size and morphology of the product are characterized by X-ray diffraction and transmission electron microscopy.
    以YCl3.6H2O和Na2C2O4为反应物,固相法制备氧化钇纳米粉体前驱体,用差热-热重法分析前驱体的分解过程,用X射线衍射和透射电镜对产物的组成、粒度和形貌进行表征。
短句来源
    NH_4 AlO(OH)HCO_3,the precursor of nano- Al_2 O_3,was prepared by homogeneous precipitation meth- od using NH_4Al(SO_4)_2 and NH_4 HCO_3 as raw materials. Effects of titration speed on preparing precursors were identified in the paper.
    以NH_4Al(SO_4)_2和NH_4HCO_3为主要原料,采用均相沉淀法制备纳米Al_2O_3前驱体NH_4AlO (OH)HCO_3(AACH),研究了滴定速率对其制备的影响。
短句来源
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  precursor
The overall process involves three steps: preparation of insoluble carboxyl-containing grafted starch copolymer (ISC), formation of precursor (ISC-Co), decomposition of ISC-Co, and phase transition of Co3O4 nanoparticles.
      
The precursor was proved to be [Zn5(OH)6(CO3)2] by TG-DTG-DTA and IR analysis.
      
This precursor was calcined at 300°C for 1, 2 and 3 hours respectively, and then the nanocrystalline ZnO of different grain size were obtained.
      
Steam produced during the decomposition process accelerated the sintering of MgO, and MgO with surface area as high as 412 m2 · g-1 was obtained through calcining its precursor in flowing dry nitrogen at 520°C for 4 h.
      
ZrWMoO8 powders with different morphologies were obtained using ammonium tungstate, molybdate tungstate and zirconium tungstate as the starting materials by dehydrating the precursor ZrWMoO7(OH)2(H2O)2.
      
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