纳米技术近年来发展迅速,各种纳米材料在现代科学和技术中扮演着重要的角色.然而,单一功能的纳米材料其应用往往是比较有限的,为了赋予纳米粒子更加丰富与高效的功能应用,功能复合的纳米材料成为了一个重要的研究热点.稀土离子由于其特殊的光学及磁学性质而受到了广泛的研究.近年来研究表明,利用稀土离子对纳米材料进行功能化可以有效地提高稀土离子的稳定性,同时赋予纳米材料更加丰富的功能.这种复合纳米粒子从很大程度上扩展了传统纳米材料的应用范围,使其在生物成像、识别、检测、治疗等众多领域都有着重要的应用价值.本文综述了不同纳米材料与稀土离子复合的研究进展,探讨了各种稀土复合纳米材料的设计思路,为进一步研究多功能稀土复合纳米粒子提供了理论基础.
Nanoscience and nanotechnology are growing rapidly,which play a deciding role in modem society in the recent years.However,raw nanomaterials are limited by their few applications.In order to endow these materials with more efficient applications,increasing attention has been dedicated to the development of multifunctional nanomaterials.Rare earth ions have unique physical properties and are essential for numerous applications.Effective use of rare earth ions in modifying the nanoparticles can enhance the stability of rare earth itself,at the same time,it can also expand the application of nanomaterials in the large scale.They present great properties and a wide range of applications in sensing,imaging and therapeutics.In this review,the recent advances in designing rare earth functionalized nanoparticles were highlighted and the design strategies was discussed.It is hoped that this fundamental review could be an effective tool to further create a breakthrough in the field of rare earth modified nanomaterials.
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