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NOSAMS > Articles by: czakroff

A Survivor Comes Home

Dr. Paul Aharon and Dr. Steven Jacobs use radiocarbon dating to investigate how old a Torah rescued from the Nazis in the Czech regions of Bohemia and Moravia might be.

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Development of a Continuous-Flow AMS System

Development of a Continuous-Flow AMS System

Under a NSF Major Research Instrumentation (MRI) award, NOSAMS has built a new AMS system designed specifically for continuously monitoring 14C in a flowing gas stream. The instrument is capable of continuously analyzing chromatographic effluents and determining the abundance of 14C in individual chromatographic peaks. This system will enable a dramatic expansion of significant and…

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Development of a Gas-Ion Source

Albert Benthien and Baoxi Han Post-docs 2004 with the gas-ion source.

NOSAMS has been exploring the capabilities of a gas-accepting microwave ion source originally built at the Atomic Energy of Canada, Chalk River Laboratories. The source uses 2.45 GHz microwaves and a continuously flowing stream of argon gas to sustain a plasma. Carbon containing gases mixed into the argon yield C+ ions that can be extracted…

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Collaborative Efforts to Improve NEC Ion Source

Karl von Reden, staff physicist, works on the NEC ion source.

A collaborative research effort involving National Electrostatics Corp. (NEC) and three AMS laboratories (UC Irvine, University of Arizona, WHOI/NOSAMS) is underway to improve the design of Cs-sputter ion sources manufactured by NEC and currently in use at each of these labs. The NSF-sponsored collaboration is supported for the two-year period beginning in August, 2003.

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NOSAMS Newsletter- 2015

Dear friend of NOSAMS We are sending this email to bring you up to date on activities and developments here at NOSAMS and to send you a copy of our new brochure. We are reaching out to you, as a member of our user community, to let you know what new services we have to…

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