JMSSJ On-line   
  VOL 48 (2000)  NO.4
1. Page. 241 JMSSJ On-line
Development of a Compact Time-of-Flight Mass Spectrometer with a High Mass Resolution and a Wide Mass Range
Naoaki SAITO , Kazuyoshi KOYAMA , and Mitsumori TANIMOTO

2. Page. 248 JMSSJ On-line
Prediction of Measurement Precision Based on FUMI Theory for Quantitative Mass Spectrometry with Electron Ionization
Mitsuo TAKAYAMA and Yuzuru HAYASHI

3. Page. 254 JMSSJ On-line
Ammoniated Ammonium Ions Studied Theoretically and Experimentally, ab initio Calculation and Tandem Mass Spectrometer Experiments
Yasumasa IKEZOE and Kazuya SUZUKI

4. Page. 263 JMSSJ On-line
Three Dimensional Many Particle Simulation for Peak Coalescence and Ion Loss Resulting from Coulomb Interactions between Ions in an FT-ICR Mass Spectrometer
Makoto FUJIWARA

5. Page. 270 JMSSJ On-line
Metastable Decompositions of gem-Dimethoxyalkanes, (RR’C(OCH3)2), upon Electron Impact. II. 1,1- and 2,2-Dimethoxypropanes
Osamu SEKIGUCHI, Yutaka TAKAHASHI, Atsuyo FUJIZUKA, Satoshi NAKAJIMA, and Susumu TAJIMA

6. Page. 275 JMSSJ On-line
Isotopic Composition of Lithium in Carbonaceous Chondrites Measured by a Modified Type Surface Ionization Mass Spectrometer
Tomoe HATAKEYAMA, Keiji HISAYOSHI, Mamoru MURATA, Hiroaki OZAWA, Takeshi KOZAI, and Hiroshi NISHIMURA