【摘要】 本文综述激光探针－质谱联用技术在同位素地球化学中的最新进展。激光探针－质谱测定的δ１８Ｏ和４０Ａｒ／３９Ａｒ定年结果表明，利用超净、超灵敏度的质谱计，可以进行高精度的同位素微区分析更多还原

【Abstract】 It has been reviewed about the latest development of laser probe analyses combined with the mass spectrometers and the applications in the field of isotope geochemistry.The results of δ18O and 40Ar/39Ar probe dating showed that a high precision isotope microanalysis in situ can be obtained with an ultraclean, ultrasensitive gas mass spectrometer.更多还原