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The DOI matches its Crossref record; 14 of the 14 references it cites were found in a registry or an index.

Ultra small-mass AMS 14C sample preparation and analyses at KCCAMS/UCI Facility

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Santos, G.M., Southon, J.R., Griffin, S., Beaupre, S.R., Druffel, E.R.M.·2007·Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms

Abstract

We have developed techniques for accurately and precisely measuring samples containing less than a few hundred micrograms of carbon, using a compact AMS system (NEC 0.5 MV 1.5SDH-1). Detailed discussions of the sample preparation, measurement setup, data analysis and background corrections for a variety of standard samples ranging from 0.002 to 1 mgC are reported. Multiple aliquots of small amounts of CO2 were reduced to graphite with H2 over pre-baked iron powder catalyst. A reduction reaction temperature of 450 � C was adopted for graphite samples below 0.05 mgC, rather than the usual 550 � C used on samples of 0.1–1 mgC. In our regular reactors (� 3.1 cm 3 ), this reduction in temperature improved the graphite yield from � 60 to 90–100% for samples ranging from 0.006– 0.02 mgC. The combination of lower reaction temperature with a reduced reactor volume (� 1.6 cm 3 ) gave yields as high as 100% on graphite samples <0.006 mgC. High performance measurements on ultra-small samples are possible also due to a modified NEC

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Metadata

Authors
Santos, G. M., Southon, J. R., Griffin, S., Beaupre, S. R., & Druffel, E. R. M.
Venue
Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms
Publisher
Elsevier BV
Published
2007-06
Volume
259
Issue
1
Pages
293-302
ISSN
0168-583X (ISSN-L)
OpenAlex
W2134673861
Cited by
255
References
14
FWCI
11.71
Type
journal article
Language
en
Open access
bronze

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CoChat. (2026). Citation check: Ultra small-mass AMS 14C sample preparation and analyses at KCCAMS/UCI Facility. https://app.cochat.ai/papers/10.1016/j.nimb.2007.01.172
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Santos, G. M., Southon, J. R., Griffin, S., Beaupre, S. R., & Druffel, E. R. M. (2007). Ultra small-mass AMS 14C sample preparation and analyses at KCCAMS/UCI Facility. Nuclear Instruments and Methods in Physics Research Section B: Beam Interactions with Materials and Atoms. https://doi.org/10.1016/j.nimb.2007.01.172

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