双脉冲激光诱导光谱结合多变量GA-BP-ANN检测合金钢中C元素

于凤萍¹, 林京君^1,^*, 林晓梅^1,^3,^*, 李磊^1,^2,^*

Detection of C Element in Alloy Steel by Double Pulse Laser Induced Breakdown Spectroscopy With a Multivariable GA-BP-ANN

YU Feng-ping¹, LIN Jing-jun^1,^*, LIN Xiao-mei^1,^3,^*, LI Lei^1,^2,^*

(a)C元素含量(%)与其光谱强度拟合曲线图; (b)C元素含量(%)与C/Fe光谱强度比拟合曲线图