Single-layer graphene fracture behavior research method based on fluorescence quenching mechanism

The invention discloses a single-layer graphene fracture behavior research method based on a fluorescence quenching mechanism, and mainly relates to the technical field of graphene fracture behavior analysis. Comprising the following steps: S1, preparing an SBS film of which the surface is coated with a fluorescent dye; s2, graphene is transferred to the SBS thin film; s3, drying in a vacuum drying box; s4, fixing the sample on a stretching instrument for stretching; s5, observing an image of the processed sample in the stretching process; the invention provides a visual graphene fracture behavior research method based on a fluorescence quenching principle and stress transfer in a flexible substrate stretching process, so as to solve the problems of the existing research method in large-scale research and production application. 本发明公开了一种基于荧光猝灭机制的单层石墨烯断裂行为研究方法，主要涉及石墨烯断裂行为分析技术领域；包括步骤：S1、制备表面涂有荧光染料的SBS薄膜；S2、将石墨烯转移到SBS薄膜上；S3、在真空干燥箱中进行干燥；S4、将样品固定在拉伸仪上进行拉伸；S5、观察处理样品拉伸过程中的图像；本发明基于荧光猝灭原理和柔性基底拉伸过程中的应力传递，提供了一种可视化的石墨烯断裂