通过实验检测和拟合处理为常规原子光谱信号建立了数学模型.简要介绍了自制导数测量系统的结构与原理,进而导出了火焰原子吸收光谱、火焰原子发射光谱、冷原子吸收光谱、氢化物发生-原子吸收光谱和流动注射-火焰原子吸收光谱的导数信号之数学模型.导数信号的强度与分析元素的浓度之间呈现良好的线性关系.提出了导数原子光谱分析技术的理论基础.
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