玻璃材料光弹性常数测量表征方法的进展

Review on Methods for Measuring the Photoelastic Constants of Glass Materials

光弹性常数是玻璃材料力学性能的关键参数之一,与玻璃的化学组成和结构密切相关,已成为测量玻璃应力不可或缺的基础参数。综述了玻璃光弹性常数测量方法的发展状况,介绍了干涉法和偏光法等测量原理与方法,展望了光弹性常数在玻璃材料高精度应力分析中的应用和发展前景。

As a key parameter of glass mechanics and an indispensable basic parameter for measuring stress of glasses,photoelastic constant is closely related to the chemical composition and structure of glasses.In this paper,the development of methods for measuring the photoelastic constants of glasses is reviewed.By introducing the measurement methods of interferometry and polarization,the potential application of photoelastic constants in high precision stress analysis of glass materials is prospected.