New results on Xi'an-AMS and sample preparation systems at Xi'an-AMS center

  • Weijian Zhou
  • , Xuefeng Lu
  • , Zhengkun Wu
  • , Wengnian Zhao
  • , Chunhai Huang
  • , Linglang Li
  • , Peng Chen
  • , Zhuhai Xin

Research output: Contribution to journalArticlepeer-review

33 Scopus citations

Abstract

The Institute of Earth Environment of the Chinese Academy of Sciences and Xi'an Jiaotong University have jointly created an AMS center based on a 3 MV multi-element accelerator mass spectrometer (AMS). The main focus of the Xi'an-AMS center will be earth environmental studies, archeology and biomedical research. This paper summarizes that the end-user recognized features of the Xi'an-AMS and reports new results obtained during the final acceptance tests for nuclides 10Be and 26Al, for which the background for ratio 10Be/9Be of 3.65 × 10-15 was demonstrated and the 26Al precision test with terminal 3 MV was performed. We also introduce the new built graphite and BeO sample preparation systems and the preparation procedures. We also discuss the recent measurements obtained using our new machine after the acceptance tests.

Original languageEnglish
Pages (from-to)135-142
Number of pages8
JournalNuclear Instruments and Methods in Physics Research, Section B: Beam Interactions with Materials and Atoms
Volume262
Issue number1
DOIs
StatePublished - Aug 2007

Keywords

  • Important features
  • Multi-element
  • Sample preparation
  • Xi'an-AMS

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