Experimental results were analyzed by means of built-in field enhanced ionemission model and ion neutralized models, which coincides well with the experiment results.
利用内建场增强离子发射模型和可动离子中性化模型对实验结果进行了分析与计算，理论与实验吻合较好。
2
Experimental results had been explained by means of built-in field enhance ionemission and ion neutralized models.
利用内建场增强离子发射模型和可动离子中性化模型对实验结果进行了讨论。
3
The acquisition of field emission negative ion and its time-of-flight Spectra (TOPS) brings up to negative ion atom probe invention.