Development of New Ionizations Technique such as SIMS, FAB and FD and Mass Spectrometry of Biomedical Substance.

1. Ohashi介绍了生物医学高质量物质的质谱技术。Suzuki研究了钠离子在SIMS电离中的行为。Matsuo， Katakuse和Matsuda建立了分析血红蛋白变异的技术，并确定了几个新的变异结构。他们还测量了肽在质谱中的质量分布。Ikekawa研究了样品制备方法。离子源一种液体离子源是土屋发明的。野田开发了一种电子轰击型微离子源。Okuyama改进的离子发射器用于FD电离。电离机理山本进行了电子冲击电离的理论研究。Nakata研究了质子附着的电离机理。

1. Mass Spectrometry of Biomedical Highmass SubstanceIn beam technique was introduced by Ohashi. The behaviour of Na ion in the SIMS ionization was investigated by Suzuki. Matsuo, Katakuse and Matsuda established the technique to analyze the hemoglobin variants, and determined several new structure of variants. They also measured the mass distribution in the mass spectrum of peptide. Ikekawa investigated the method of sample preparation.2. Ion SourceA liquid ion source was developed by Tsuchiya. Noda developed an electron bombardment type micro ion source. Okuyama improved ion emitters for FD ionization.3. Ionization MechanismTheoretical study of electron impact ionization was carried out by Yamamoto. Nakata studied the ionization mechanism of proton attachment.