calcination temperature造句
例句与造句
- The effects of calcinations temperature and holding time on the perovskite phase of synthesized pmn - pt have been studied
并研究了煅烧温度及保温时间对合成材料单相性的影响。 - The f and n came from the precursor solution and the amount of f decreased with increasing calcination temperature
其中f和n元素来源于前驱体溶液，且tio _ 2薄膜中的f元素含量随热处理温度的升高而减少。 - The effects of doping ratio , calcinations temperature and calcinations time on the structure and the particle size have been comprehensively studied
系统研究了掺杂比，热处理温度，热处理时间等制备工艺过程对ato纳米粉体相组成和粉体粒度的影响。 - The reaction activity of the catalyst can be adjusted by changing the preparing condition , which including the calcination temperature , the metal load and the carrier
制备过程中焙烧温度、负载量以及不同催化剂载体的选用都会影响所得催化剂的性能。 - With increasing calcination temperature , the photocatalytic activity of the tio2 thin films gradually increased due to the improvement of crystallization of the anatase tio2 thin films
随热处理温度的升高，薄膜的光催化活性逐渐增加，这是由于薄膜中锐钛矿相tio _ 2的形成和tio _ 2晶化程度的提高。 - It's difficult to find calcination temperature in a sentence. 用calcination temperature造句挺难的
- When the calcinations temperature fell into the scope of 300 - 400 , its resistance begun to decrease sharply . however , the resistance almost kept unchanged under higher calcinations temperature
电阻值随热处理温度的升高而下降，在300 ? 400左右时，电阻值下降很快，继续升高热处理温度，电阻值减小趋势变缓。 - The precursor method could solve the problem that the appearance of pyrochlore phase during the synthesis procedure by avoiding the direct reaction between pbo and nb _ ( 2 ) o _ ( 5 ) . furthermore it also could decrease calcination temperature and pbo volatility
采用二次合成法制备pmn - pt钙钛矿相，避免了pbo和nb _ 2o _ 5的直接反应，从而抑制了焦绿石相的生成。 - Compared with 3 % , the temperature of polymorphic transition between anatase and rutile of 8 % which is the molar quantities of mixed rare earth is a little lower . the calcination temperature is a main reason which influences the structure of phase
掺入镝的含量8时，锐钛矿相向金红石相的转变温度与3相比有所降低，所以煅烧温度是影响产物结构的主要原因。 - The power prepared was examined by many kinds of analytic measures , like as xrd , xps , tem , sem and x rays fluorescence , etc . the sol - gel method was used to synthesize dy - doped titanium oxide , the impact of elements such as solvent ' s quantities , temperature , ph value , calcination temperature on the course of sol - gel is studied , and the quantities of mixed rare earth is also studied on the influence about the structure of phase , thus established the best technology parameter
本文对掺杂稀土元素镝的氧化钛和氧化锆超微陶瓷粉末的制备的工艺过程进行了研究，并用xps 、 xrd 、 tem 、 sem和x射线荧光等多种测试手段对制得的粉末进行了分析。用溶胶-凝胶法合成氧化镝/氧化钛的陶瓷粉末，研究了溶剂量，温度， ph值，煅烧温度等对溶胶-凝胶过程的影响，以及掺杂稀土量对相结构的影响，从而确立了最佳的工艺参数。 - The appropriate calcinations temperature is about 700 , and the tetragonal sno2 phase crystal structure of the particles remained unchanged when sb was doped to it . as the calcinations temperature increasing and the calcinations time prolong , the size of particles grows and the crystallization tend to be complete . study on the electrical properties of ato powders prepared by hydrothermal synthesis was performed in - depth , the most optimal electrical properties are obtained at doping ratio of 11 percent
水热法制备的ato纳米粉体在热处理温度700左右较为适宜，锑的掺杂并未改变粉体的四方相金红石结构，随锑掺杂量的增加，粉体的粒度变小；随热处理温度的升高和热处理时间的延长， ato粉体的粒度增大，晶体结构趋于完整。 - The influences of the calcination temperature and time , the concentration ratio of deionized distilled water to c - v _ 2o _ 5 and the agitation time on the synthesis of a - v _ 2o _ 5 were studied by orthogonal array design and the interactions between the parameters were considered . so the optimum experimental factors were obtained . lithium rechargeable battery positive electrodes based on these optimum conditions could lead to experimental cells with large discharge specific capacity and good cycling performance
用正交实验研究了煅烧温度、煅烧时间、去离子水与晶态v _ 2o _ 5 ( c - v _ 2o _ 5 )的浓度比和陈化时间对合成a - v _ 2o _ 5的影响,讨论了这些参数间的交互作用,并获得了最优试验参数,以该最优试验参数所制备的a - v _ 2o _ 5为可充锂电池正极的实验电池,具有较大的放电比容量和较好的循环寿命。 - For comparison , the properties , especially the resulting electrical properties of the nanocrystalline ysz obtained from different synthesis processes and the sintered samples from different powders calcinations temperature were studied , and the change regularities of the performances were obtained
对纳米晶ysz的性能,特别是最终电性能进行比较研究,获得规律性认识。其次,利用所合成的纳米粉体作原料,探索方法简便、成本低廉、成膜质量好、生产效率高的电极支撑型电解质成膜新方法。 - The iron doped tio2 thin films showed almost no photocatalytic activity for the photodegradation of no in the gaseous phase when the calcination temperature was lower than 400 c . this was due to the fact that the phase structure of the film was amorphous . at 400 c , the film appeared obviously photoactive du
对于用液相沉积法所制备的tio :薄膜，薄膜中的si (或fe )含量和薄膜的厚度可通过调节前驱体浓度、溶液的ph值、基片的沉积温度和沉积时间，薄膜的热处理温度和时间进行有效地控制。 - Moreover , the sio2 / tio2 composite thin film showed the lowest pl intensity due to a decrease in the recombination rate of photo - generated electrons and holes under uv light irradiation , which further confirmed the film with the highest photocatalytic activity at 700 c . when the calcination temperature was higher than 700 c , the decrease in photocatalytic activity was due to the formation of rutile and the sintering and growth of tio2 crystallites resulting in the decrease of surface area
同时，此时sio _ 2 / tio _ 2复合薄膜的荧光光谱显示最低的荧光强度，这表明此时薄膜中的光生电子和空穴的复合速率最低，因而更有利于物质的光催化降解。当热处理温度高于700时，武汉理工大学硕士学位论文薄膜的光催化活性下降，这是由于薄膜中晶相二氧化钦的烧结和成长导致样品的表面积下降以及金红石相的形成。 - The source of fe 3 + was from two contributions , one from the [ fefg ] 3 - ions formed by a reaction between the treatment solution and the stainless steel substrate and the other from the diffusion of fe element from the stainless steel substrate into the tio2 thin film at 500 c or a higher calcination temperature
对于液相沉积法制备的ti02薄膜，基片对薄膜的组成和表面形貌有明显的影响。本实验中，在石英玻璃，普通玻璃和不锈钢表面制备了tio :复合薄膜，并讨论基体对薄膜的元素组成和表而形貌的影响，提出这种复合薄膜的形成机理。
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