Q-スイッチ Nd : YAP レーザーを用いるレーザー熱分解ガスクロマトグラフの試作

概要

論文の詳細を見る
A pyrolysis gas chromatograph system using a pulsed Nd:YAP laser as a fragmentation source was constructed, which allowed for the direct analysis of solid samples. Several solid samples, such as ceramics (BN), coal, and polystyrene, were analyzed to test the performance of the system. The obtained chromatograms showed good reproducibility, and the relative standard deviations of the peak intensity, the FWHM, and the retention time were 1.4%, 2.2%, and 0.5%, respectively. In chromatograms obtained from polystyrene, the characteristic component peaks of benzene, toluene, and styrene monomer were detected. Moreover, a moderate defocusing of laser radiation brought about an increase in the signal intensity. The results showed that the present laser pyrolysis gas chromatograph is applicable to the analysis of solid samples.
社団法人日本分析化学会の論文
2002-01-05