Journal Article Published research by Fluid Tech CTO Mark Denton · 2014

Early Construction and Operation of the Highly Contaminated Water Treatment System in Fukushima Daiichi Nuclear Power Station (II) — Dynamic Characteristics of KURION Media for Cs Removal in Simulated Contaminated Water

A peer-reviewed study of how the zeolite-type media behaved in flowing columns before the full-scale Fukushima water-treatment system went into operation.

Authors Takatoshi Hijikata, Koichi Uozumi, Takeshi Tsukada, Tadafumi Koyama, Ishikawa, Ono, Suzuki, Mark S. Denton, John Raymont Venue Journal of Nuclear Science and Technology 51(7–8) · June 2014
Ion Exchange & Isotope-Specific Media

Journal Article

The scientist behind this work is Fluid Tech's Chief Technology Officer. Mark S. Denton led media technology at Kurion, Inc. during the Fukushima Daiichi response (the affiliation printed on the paper), and the isotope-specific media science documented here is the foundation of Fluid Tech's WTZ® and FHA products. The media and systems in this paper were Kurion's; Fluid Tech's current products are described under Ion Exchange Media. The summary below is for reference only; full details are in the cited paper. See Dr. Denton's full publication timeline →

01 Overview

Before the Fukushima Daiichi water-treatment system could be operated, the column kinetics of the media had to be understood. The authors built a functional small-scale zeolite column system to study decontamination behaviour. Each column had a 2 cm inner diameter and 12 cm height and was packed with 12 g of zeolite-type media.

Summary written from the published abstract. It reproduces no proprietary data, methods, or results.

02 Why it matters

  • Peer-reviewed evidence: published in the Journal of Nuclear Science and Technology, this is independent, refereed documentation of zeolite media performance on cesium.
  • The same science as WTZ®: inorganic zeolite ion exchange for cesium is the approach Fluid Tech's WTZ® media are built on. The Fukushima media and WTZ® are different zeolites; the chemistry is shared, not the product.
  • Design data, not just a claim: column kinetics are what an engineer needs to size a bed and predict breakthrough.

03 Citation

Takatoshi Hijikata, Koichi Uozumi, Takeshi Tsukada, Tadafumi Koyama, Ishikawa, Ono, Suzuki, Mark S. Denton, John Raymont. Early Construction and Operation of the Highly Contaminated Water Treatment System in Fukushima Daiichi Nuclear Power Station (II) — Dynamic Characteristics of KURION Media for Cs Removal in Simulated Contaminated Water. Journal of Nuclear Science and Technology 51(7–8), 894–905, June 2014. DOI: 10.1080/00223131.2014.924885

04 Related

Dr. Mark Denton: 50 years of published research Ion Exchange Media Hanford 105-KW Case Study Ion-Specific Media Development (WM 2011) Back to Technical Library

Publication, testing, or permitting by a government laboratory, contractor, or agency does not constitute endorsement of any commercial product.