石墨加热器是常用的电热器件。它体积小，加热功率高，使用十分广泛，人们越来越离不开它。今天，将为大家介绍的是石墨加热器的加热原理：

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    石墨管石墨模具被电流加热，电流的大小由可编程控制电路控制，从而在石墨加热过程中可按一系列升温步骤对石墨管中的样品进行加热，达到除去溶剂和大多数基体组份然后将样品原子化产生基态自由原子。分子的分解情况取决于原子化温度、加热速率及热石墨管管壁周围环境等因素。