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Updated: Jun 28, 2026

Activating Molecules, Ions, and Solid Particles with Acoustic Cavitation

Activating Molecules, Ions, and Solid Particles with Acoustic Cavitation

Published on: April 11, 2014

使用混合提取性闪树脂量化水性.

T A DeVol¹, V N Bliznyuk¹, B A Powell¹

¹Environmental Engineering and Earth Sciences, Clemson University, Anderson, SC, 29625, USA; Center for Nuclear Environmental Engineering Sciences and Radioactive Waste Management Center (NEESRWM), Clemson University, Clemson, SC, 29634, USA.

Applied radiation and isotopes : including data, instrumentation and methods for use in agriculture, industry and medicine

|January 10, 2026

概括

新的混合提取闪树脂 (HESR) 能够有效地检测水中的水性. 这些树脂提供高吸收和检测效率,没有闪光尾酒.

更多相关视频

Speciation and Bioavailability Measurements of Environmental Plutonium Using Diffusion in Thin Films

Speciation and Bioavailability Measurements of Environmental Plutonium Using Diffusion in Thin Films

Published on: November 9, 2015

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Published on: June 6, 2018

相关实验视频

Last Updated: Jun 28, 2026

Activating Molecules, Ions, and Solid Particles with Acoustic Cavitation

Activating Molecules, Ions, and Solid Particles with Acoustic Cavitation

Published on: April 11, 2014

Speciation and Bioavailability Measurements of Environmental Plutonium Using Diffusion in Thin Films

Speciation and Bioavailability Measurements of Environmental Plutonium Using Diffusion in Thin Films

Published on: November 9, 2015

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Automated 90Sr Separation and Preconcentration in a Lab-on-Valve System at Ppq Level

Published on: June 6, 2018

科学领域:

环境科学环境科学
分析化学分析化学
材料科学材料科学材料科学

背景情况:

准确检测水中的水性 (Pu) 对环境监测至关重要.
现有的检测方法可能是复杂和耗时的.

研究的目的:

开发和评估用于同时吸收和检测水性的新型混合提取性闪树脂 (HESR).
评估HESR在地下水和地表水中检测的性能.

主要方法:

通过在闪闪发光的聚合物矩阵中嵌入二氧化 (TiO) 来合成HESR.
使用热重力测量分析,扫描电子显微镜和能量分散式X射线光谱学分析了物理特征.
使用不同树脂成分和接触时间的-238 (Pu(V)) 进行了批量吸收实验.

主要成果:

含有57%重量TiO的HESR (HESR (57)) 表明的吸收率为88.9±4.9 Bq/g.
在HESR (57) 中,获得了高860毫升/克的高条件分布系数 (K _D).
检测效率达到96%的最低可检测度为0.38 Bq/L Pu.

结论:

HESR提供了一种灵敏而有效的方法,用于同时吸收和检测水性.
开发的树脂显示了环境监测污染的巨大潜力.
HESR提供了一种简化检测过程,消除了对闪光尾酒的需求.