微处理器控制的离子迁移计样机的研制

Development of a prototype microprocessor-controlled ion mobility spectrometer.

介绍了离子迁移计的基本原理;概述了一种微处理器控制的离子迁移计样机的设计,包括总体结构、信号采集方法和主程序流程;给出了用本仪器测得的二氯二乙硫醚的负离子信号谱图。离子迁移计的灵敏度很高,可以应用于环境监测和化学侦察。

The basic principle of ion mobility spectrometry is introduced and the design of a prototype microprocessor-controlled ion mobility spectrometer is described, including the overall construction, the signal acquisition method and the main program flow chart. The negative ion spectrum of dichlormethyl ether obtained by this prototype instrument is presented. The ion mobility spectrometer is highly sensitive and can be used for environmental monitoring and chemical reconnaissance.