nanocrystalline materials 中文意思是什麼
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On the other hand, the prepared nanocrystalline powders were used as the starting materials to explore alterative membrane preparing techniques whose methods are cost - effective, easy, simple, as well as high quality and efficiency of the membranes
本論文發明了濾塗成膜工藝，提出了改進型的干壓成膜工藝，並進一步製成單電池，研究了電池的輸出性能。 -
Moreover, the quenching concentration of eu is raised. on the basement of successful synthesis of two - components oxide, edta complexing sol - gel method was expanded and applied to effectively synthesis nanosized muti - components oxide, such as la1 - xsrx fe o3, lafe1 - xcuxo3, la1 - xsrx coo3, laco1 - xcuxo3 because edta can bind with most metallic elements of the periodic table, this technique become a versatile tool in the production and study of new nano materials of multi - component complex oxides. a economic and new process has been studied to synthesis la2o3 nanocrystalline, using nh4hco3 as precipitant
河北大學理學博士學位論文對于單一組份的稀土氧化物，探索出一條更經濟、更方便的合成方法，即:用碳酸氫錢做稀土沉澱劑，成功地制備了納米l匆03 ，並對中間產物碳酸斕及其燒成的氧化斕分別進行了ir 、 tg一dta 、 sem 、 xrd分析研究，確定了碳酸憫的組成，氧化斕的物相、結構，並發現分散劑的種類對微觀形貌有一定的影響。 -
In order to obtain the strontium titanate nanocrystalline powers materials with small grain, high purity and homo - geneous grain size distribution, the effect of water, waiter - free acetic acid, gel temperature, heat treat temperature and so on were researched
為了制備出晶粒小、材料純度高以及粒徑分佈均勻的納米鈦酸鍶粉體材料，研究了用水量、冰醋酸加入量、凝膠溫度和煅燒溫度等工藝參數對制備納米鈦酸鍶粉體材料的影響。 -
Mossbauer studies of nanocrystalline materials
2重整反應機理研究 -
Second, srtios - based double function ceramic was achieved with prepared strontium titanate nanocrystalline powder materials by single - fired process
然後，在制備的納米鈦酸鍶粉體材料的基礎上，採用一次燒成工藝制備srtio _ 3基電容-壓敏雙功能陶瓷器件。 -
It attracts a great deal of researchers " attention to improve material ' s strengths and ductility by obtaining ultrafine grains and some development has been received, especially in nanocrystalline materials
通過細化晶粒來提高材料的強度和塑性，一直以來都受到廣大研究人員的關注，近年來取得了不小的進步，特別是在納米晶材料方面。 -
In this thesis, the structure, preparation method and basic properties of embedded nano - composite materials and photo luminescence of nanocrystalline silicon have been summarized. research of photoelectric devices using several kinds of silicon - based nano - materials has also been presented
本論文全面介紹了納米材料，特別是納米鑲嵌復合材料的結構特徵、性能特性及由此產生的基本性質的變化、常用的制備方法以及硅基納米復合材料在制備和發光機理方面的研究，並對硅基納米復合材料在光電器件中的應用和發展做了概述。 -
In this thesis, the history, structure. preparation method and basic properties of nano - composite materials and photoluminescence of nanocrystalline silicon have been summarized. research of the novel antireflecting energy saving coating glass has also been presented. the si / sic composite films are prepared with siht and ? 2 ^ 4 as the source gas by atmosphere pressure chemical vapor deposition ( apcvd )
本論文全面介紹了納米材料，特別是納米鑲嵌復合材料的發展概況、特性、常用的制備方法、常見的幾種硅系納米材料以及有關納米硅材料的發光，並對新型無光污染節能鍍膜玻璃的研製和發展作了概述。 -
In this paper, the preparing technological parameters, formation mechanism and structures of ( lithium ) vanadium oxides ( nanocrystalline vo2, amorphous v2o5, layered li1 + xv3o8 and inverse spinel linivo4 ) are systematically studied and discussed, and some properties of the products are measured as cathode materials for lithium ion batteries. the main results are as follows : ( 1 ) nanocrystalline vo2 has been successfully synthesized by a solution chemical reaction method in normal temperature and pressure. the procedure involves v2o5 reacts with koh to form k3vo3 in water and then k3vo3 is reduced with kbh4 around ph = 4 forming vo2 precipitation in aqueous
本文從實驗與理論分析相結合的角度對（鋰）釩氧化物（納米vo _ 2 、非晶態v _ 2o _ 5 、層狀li _ （ 1 + x ） v _ 3o _ 8及反尖晶石型linivo _ 4 ）制備過程中工藝參數、結構和形成機理等方面進行了系統深入的研究，對（鋰）釩氧化物電性能進行了初步測試，取得的主要結果如下： （ 1 ）成功的在常溫常壓下通過溶液化學反應直接制得具有納米結構的vo _ 2粉。 -
Various present methods of preparation nanostructured materials are summarized and the theoretical analyses are made of preparation ultra - fine - crystalline and nanocrystalline metal using the rapid solidification method in this thesis
本文對國內外的各種制備納米固體材料技術進行了綜述，並對快速凝固法制備超細晶、納米晶金屬進行了理論分析。 -
Computational simulation of the elastic modulus of nanocrystalline materials
納米金屬材料宏觀彈性模量的數值模擬研究 -
Abstract : the structural characteristics, properties, main preparation methods of bulk nanocrystalline materials, and their application and development prospect in material engineering are introduced
文摘:介紹了大塊納米晶材料的結構特性、性能、主要的制備方法以及納米晶材料在工程中的應用前景。 -
The study described in this thesis consists of two parts : the preparetion of nanocrystalline powder materials by sol - gel process and the preparation of the srtios - based capacitor - varistor double function ceramics device. first, strontium titanate nanocrystalline powder materials were prepared from sr ( no3 ) 2 - ti ( oc4h9 ) 4 - hbo - ct ^ cooh system by the sol - gel method
本論文的研究主要包括兩部分，一部分是用溶膠-凝膠法制備納米鈦酸鍶粉體材料；另一部分是用合成的納米鈦酸鍶粉體材料制備電容-壓敏雙功能陶瓷器件。
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