纳米材料及其应用研究进展

纳米材料在机械、电子、化工、医药、纺织和军工等方面具有广泛的应用潜力。文章简述了纳米材料的种类、特性以及应用研究进展,并就该研究领域的发展方向提出了一些建议。     

贵金属纳米材料及其应用

系统地介绍了贵金属纳米材料的制备方法、性能及应用.可以预见,随着现代科技的飞速发展,贵金属纳米材料的应用前景将更加广阔.     

纳米材料在一些领域的应用及其前景

纳米技术在21世纪前20年的迅猛发展,将给各个领域带来了巨大的改变。文章综述了纳米材料在敏感、催化、生物医学、光学、磁学等方面的应用和现状,并对纳米材料的应用前景进行了展望。     

块体纳米材料的制备及其应用

综述了块体纳米材料的制备技术及其发展,指出了常用方法存在的问题,并在此基础上论述了块体纳米材料的性能、应用及其发展趋势.     

非金属纳米材料及其应用

介绍了非金属纳米材料的制备、分类、特点、性质及其在生物医学、环境、化学、材料和电子、电气等领域的应用研究情况 ,并对其发展方向予以展望     

纳米材料的应用分析

充满生机的二十一世纪,以知识经济为主旋律和推动力正引发一场新的工业革命,节省资源、合理利用能源、净化生存环境是这场工业革命的核心,纳米技术在生产方式和工作方式的变革中正发挥重要作用,它对化工行业产生的影响是无法估量的。主要介绍纳米材料在化工领域中的几种应用。     

纳米材料的改性及其在涂料中的应用研究进展

随着人们生活水平的提高,传统涂料已经难以满足人们的需求。由于纳米材料具有许多特殊的性能,将其运用到涂料中可以显著提高涂料的性能并赋予涂料新的功能。介绍了纳米材料的几种改性方法,综述了纳米材料在隔热涂料、抗菌涂料、抗老化涂料、防腐涂料和超疏水涂料中的应用并对该领域的研究进行了展望。     

磁性纳米材料的制备及其在军事上的应用

磁性纳米材料因其独特的性质,在军事中有着广泛的应用,在武器装备的发展中占有举足轻重的地位。本综述介绍磁性纳米材料的制备方法,如机械球磨法、化学沉淀法、磁控溅射法等,归纳各种方法的优缺点;阐述磁性纳米材料在军事上的应用,并展望其研究前景。     

纳米材料在涂料中的应用

纳米材料在涂料中的应用尚处于起步阶段。本文讨论了纳米材料在涂料中的应用 ,并对纳米材料在涂料中的应用提出了一些建议。     

纳米材料的扩散性及应用

针对纳米材料所具有的特殊结构和性能进行了介绍,对该种材料的扩散性进行了阐述,并对纳米材料高扩散性在烧结、陶瓷材料、催化荆、锂离子电池等方面的应用进行了介绍.     

纳米结构陶瓷涂层的制备技术

与传统的微米级陶瓷涂层相比,纳米结构陶瓷涂层的结合强度、断裂韧性、耐磨性等会显著提高,目前已在军民领域开始应用。纳米陶瓷涂层的制备存在一定的特殊性和较大难度,并且制备工艺会对涂层的组织和性能产生直接影响。本文对纳米结构陶瓷涂层的制备技术进行了详细介绍。     

Recent Developments in Nanostructured Materials

Nanostructured materials with extremely fine grain sizes, typically less than 100 nm, have been shown to exhibit extremely high strength and hardness, increased diffusivity, useful sintering characteristics, and other unusual properties. Significant developments have taken place in recent years in trying to achieve high strength and ductility at the same time. New and potential applications are also being sought after. Several commercial ventures have also started (estimated to be around 1000 in different parts of the world). This overview will present the recent developments in our understanding of the mechanical behavior and molecular dynamics simulation studies, highlight the present unresolved issues, and discuss some of the promising applications for these novel and exciting materials.     

低维纳米热电材料研究进展

低维纳米热电材料具有优良的热电性能,近年来受到大量研究者的喜爱。本文讨论低维纳米热电材料的机理,综述了零维纳米热电材料、一维纳米热电材料、二维纳米热电材料的最新研究进展,为低维纳米热电材料的进一步深入研究做了初步的总结和预测。     

The Innovation Potential of Bulk Nanostructured Materials

The innovation potential is high for bulk nanostructured materials (BNM) produced by methods of severe plastic deformation and accordingly this report focuses on very recent developments demonstrating the potential of using BNM for advanced and functional applications in engineering and medicine.     

纳米材料的合成与制备

本文综述了近年来在纳米材料合成与制备领域的一些最新研究进展，包括纳米粉体、块体及薄膜材料的物理与化学方法制备。     

Protonated Titanates and TiO2 Nanostructured Materials: Synthesis,Properties, and Applications

Tubular and fibrous nanostructures of titanates have recently been synthesized and characterized. Three general approaches (template assisted, anodic oxidation, and alkaline hydrothermal) for the preparation of nanostructured titanate and TiO₂ are reviewed. The crystal structures, morphologies, and mechanism of formation of nanostructured titanates produced by the alkaline hydrothermal method are critically discussed. The physicochemical properties of nanostructured titanates are highlighted and the links between properties and applications are emphasized. Examples of early applications of nanostructured titanates in catalysis, photocatalysis, electrocatalysis, lithium batteries, hydrogen storage, and solar‐cell technologies are reviewed. The stability of titanate nanotubes at elevated temperatures and in acid media is considered.     

纳米磁性材料及其应用

纳米磁性材料是纳米材料中最早进入工业化生产,应用十分广泛的一类功能材料,纳米磁性材料的特性不同于常规的磁性材料,其原因在于与磁性相关联的特征物理长庆恰好处于纳米量级,例如,磁单畴尺寸,超顺磁性临界尺寸,交换作用长度,以主电子平均自由路磁程自由路程等大致处于1－100nm量级,当磁性体的尺寸与这些特征物理长度相当时,就会呈现反常的磁学与电学性质,利用这些新特性,已涌现出一系列新材料与众多应用。     

Unique Features and Properties of Nanostructured Materials

In this introductory paper an attempt is made to give an overview of the area of nanostructured materials irrespective of the synthesis process. The various microstructural features such as clusters or isolated nanoparticles, agglomerated nanopowders, consolidated nanomaterials and nanocomposite materials as well as all materials classes are considered. As an important component of modern research on nanomaterials a section describes the various characterization tools available. Based on these remarks some properties of nanostructured materials will be summarized emphasizing the property–microstructure relationships. Finally, a brief outlook on applications and initial industrial use of nanomaterials is presented.