Real-time gross actinide monitoring in extreme (106:1) beta-gamma background fluid streams using mini-ATMFDs.

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Title: Real-time gross actinide monitoring in extreme (106:1) beta-gamma background fluid streams using mini-ATMFDs.
Authors: Ozerov, Stepan1 (AUTHOR), Boyle, Nathan2 (AUTHOR), DiPrete, David2 (AUTHOR), Taleyarkhan, Rusi P.1 (AUTHOR) rusi@purdue.edu
Source: Journal of Radioanalytical & Nuclear Chemistry. Dec2025, Vol. 334 Issue 12, p9259-9270. 12p.
Subjects: Alpha rays, Fission products, Radiation, Nuclear counters, Actinide elements, Real-time computing
Abstract: Real-time, trace alpha activity monitoring in extreme mixed radiation fields is a well-known challenge in fission product-rich streams containing mixtures of beta-gamma-alpha radiation-emitting isotopes, arising due to the extreme 106:1 ratio of background beta-gamma vs. alpha radiation activity levels. This paper presents results from a novel approach to addressing this challenge, based on Tensioned Metastable Fluid Detector (TMFD) sensing technology. An acoustically driven technique was developed and tested at Purdue University (using dissolved Rn-Po and U-chain alpha emitters), and validated (with dissolved Pu) at Savannah River National Laboratory for real-time monitoring of alpha activity in the 100–10,000 dpm/mL range. [ABSTRACT FROM AUTHOR]
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Database: Engineering Source
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Abstract:Real-time, trace alpha activity monitoring in extreme mixed radiation fields is a well-known challenge in fission product-rich streams containing mixtures of beta-gamma-alpha radiation-emitting isotopes, arising due to the extreme 106:1 ratio of background beta-gamma vs. alpha radiation activity levels. This paper presents results from a novel approach to addressing this challenge, based on Tensioned Metastable Fluid Detector (TMFD) sensing technology. An acoustically driven technique was developed and tested at Purdue University (using dissolved Rn-Po and U-chain alpha emitters), and validated (with dissolved Pu) at Savannah River National Laboratory for real-time monitoring of alpha activity in the 100–10,000 dpm/mL range. [ABSTRACT FROM AUTHOR]
ISSN:02365731
DOI:10.1007/s10967-025-10558-5