Abstract： Accelerator mass spectrometry （AMS） measurement of 59Ni has been HI-13 tandem accelerator and the recently developed AE-Q3D detection system established at CIAE with the 59Ni standard and commercial NiO s...Abstract： Accelerator mass spectrometry （AMS） measurement of 59Ni has been HI-13 tandem accelerator and the recently developed AE-Q3D detection system established at CIAE with the 59Ni standard and commercial NiO samples were measured to check the performance of the △E-Q3D detection system on 59Ni isobar separation and suppression. An overall suppression factor of about 107 for the interfering isobar 59Co resulting in detection sensitivity as low as 3.8×10-13 atomic ratio （59Ni/Ni） has been obtained. Based on these techniques, the AMS measurement method of 59Ni with high sensitivity is developed.展开更多
基金Supported by National Natural Science Foundation of China (11175266, 10875176)
文摘Abstract： Accelerator mass spectrometry （AMS） measurement of 59Ni has been HI-13 tandem accelerator and the recently developed AE-Q3D detection system established at CIAE with the 59Ni standard and commercial NiO samples were measured to check the performance of the △E-Q3D detection system on 59Ni isobar separation and suppression. An overall suppression factor of about 107 for the interfering isobar 59Co resulting in detection sensitivity as low as 3.8×10-13 atomic ratio （59Ni/Ni） has been obtained. Based on these techniques, the AMS measurement method of 59Ni with high sensitivity is developed.
