Model GC-4400 Photoionization Gas Chromatograph development by Beijing City East and west Electronic Technology Institute is described in this article.
Based on the principle of the photoelectron imaging spectrometry, the photoelectron image is investigated by using two-photon resonance and three-photoionization.
基于光电子成像光谱技术原理，研究了双光子共振三光子电离方法获得的光电子成像图谱。
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Laser photo-ionization spectrometry was found to be a highly sensitive method for detecting photon-absorbing molecules.