静电纺荧光纳米纤维膜在痕量爆炸物检测中的应用

Electrospun fluorescent nanofibrous membranes for trace explosive detection

爆炸物检测作为打击爆炸恐怖主义的重要措施之一,正日益彰显出广阔的应用前景.其中,静电纺荧光纳米纤维膜在爆炸物检测领域已展现出其独特的优点,可满足爆炸物检测所需的检测速度快、检测灵敏度高等要求.本文总结了近年来静电纺荧光纳米纤维膜在爆炸物检测中的代表性成果,简要介绍了爆炸物荧光传感机理、静电纺丝技术原理、静电纺荧光纳米纤维膜的制备方法及其爆炸物检测性能的影响因素;系统、重点梳理了有机小分子体系、共轭聚合物体系、聚集诱导发光体系及其他荧光材料体系的静电纺荧光纳米纤维膜在爆炸物检测中的应用,并针对该领域尚未解决的问题和未来可能的发展方向进行了展望,可为实际爆炸物检测中静电纺荧光纳米纤维膜的设计提供指导.

As one of the important measures to fight terrorism,explosive detection is showing broad application prospects.Electrospun fluorescent nanofibrous membranes(EFNMs)possess the unique advantages,which meet the requirements of rapid detection and high sensitivity for detecting explosives.This review systematically summarizes the recent advances in EFNMs for explosive detection.The fluorescence sensing mechanism of explosive detection,the principle of electrospinning technology,the preparation methods of EFNMs and the influencing factors of their detection performance are briefly introduced.Particularly,EFNMs,based on various fluorescent materials,including organic small molecules,conjugated polymers,aggregation-induced emissive materials and other fluorescent materials for trace explosive detection are discussed.Finally,the current issues and future outlook in this field are prospected.This review may provide a helpful guide for the design and preparation of EFNMs for explosive detection in practice.