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聚酯薄膜中的热释光与热激电流

Keywords: 热释光,热激电流,聚酯,自动分解,同时测量

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Abstract:

?同时测量了聚酯薄膜的热释光与热激电流谱,用作者提出的自动分离法对光强或电流与温度的关系进行了分析.发现低温峰(150~250k)具有复杂的能级分布,其分布宽度近似为0.24~0.46ev,受陷载流子的初始浓度分布函数呈近高斯型.将tsc及tl谱中低温宽峰归结为薄膜中-coo-基团的局部运动导致受陷载流子的热释放.

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