VA族单元素二维纳米材料在生物医用领域的研究进展

2D Nanomaterials from Group VA Single-element:Research Progress in Biomedical Fields

纳米材料在不同技术领域均有广泛应用,且在解决基础科学新发现上拥有巨大潜力。其中单元素构成的纳米材料因合成容易、制备简单而倍受关注,尤其VA族二维单元素纳米材料(包括黑磷、砷烯等)的物理、化学、电子和光学特性优异,在生物成像、药物递送和诊断治疗等生物医学领域应用前景广阔。本文总结了VA族二维单元素纳米材料的一般特性、合成和修饰方法,重点介绍了其面向各种生物医学应用的纳米平台的研究进展,最后,讨论了其在生物医学领域所面临的挑战并展望了未来的发展方向。

With the continuous deepening of research on nanomaterials,it has been applied in a wide range of technical fields,and has great potential to support new discoveries in basic sciences.Among them,nanomaterials composed of single elements are of particular interest because they are tractable and readily available in synthesis.Two-dimensional(2D)nanomaterials from Group VA single-element(including black phosphorus,arsenene)have broad application prospects in biological applications such as bioimaging,drug delivery,and diagnostic therapy due to their excellent physical,chemical,electronic,and optical properties.This review summarizes the general properties,synthesis,and modification methods of group VA single-element 2D nanomaterials,and then focuses on their various biomedical applications.Finally,challenges and future prospects of these nanomaterials in the field of biomedicine are discussed.