Development of an online measurement system using an alpha liquid scintillation counter and a glass-based microfluidic solvent extraction device for plutonium analysis.

Liquid radioactive waste Liquid-liquid extraction Microchip Plutonium

Journal

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine
ISSN: 1872-9800
Titre abrégé: Appl Radiat Isot
Pays: England
ID NLM: 9306253

Informations de publication

Date de publication:
Oct 2019
Historique:
received: 09 04 2019
revised: 14 06 2019
accepted: 19 06 2019
pubmed: 8 7 2019
medline: 8 7 2019
entrez: 8 7 2019
Statut: ppublish

Résumé

An online measurement system using an alpha liquid scintillation counter (α-LSC) coupled to microchip solvent extraction has been developed. A flow-through cell of α-LSC has been prepared by packing PTFE tube into glass tube to combine microchip. Two-phase flow in microchannel has been stabilized by using coiled tube. The Pu in organic phase has been mixed with scintillation cocktail by T-junction connectors. The system separates and detects Pu by online with detection limit of 6.5 Bq/mL, generating only μL-level wastes.

Identifiants

pubmed: 31280105
pii: S0969-8043(19)30222-2
doi: 10.1016/j.apradiso.2019.06.027
pii:
doi:

Types de publication

Journal Article

Langues

eng

Sous-ensembles de citation

IM

Pagination

37-44

Informations de copyright

Copyright © 2019 Elsevier Ltd. All rights reserved.

Auteurs

Masahiko Yamamoto (M)

TRP Decommissioning Center, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, 4-33 Muramatsu, Tokai-mura, Ibaraki, 319-1194, Japan. Electronic address: yamamoto.masahiko@jaea.go.jp.

Shigeo Taguchi (S)

TRP Decommissioning Center, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, 4-33 Muramatsu, Tokai-mura, Ibaraki, 319-1194, Japan.

Van-Khoai Do (VK)

TRP Decommissioning Center, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, 4-33 Muramatsu, Tokai-mura, Ibaraki, 319-1194, Japan.

Takehiko Kuno (T)

TRP Decommissioning Center, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, 4-33 Muramatsu, Tokai-mura, Ibaraki, 319-1194, Japan.

Naoki Surugaya (N)

TRP Decommissioning Center, Nuclear Fuel Cycle Engineering Laboratories, Japan Atomic Energy Agency, 4-33 Muramatsu, Tokai-mura, Ibaraki, 319-1194, Japan.

Classifications MeSH