cesium magnetic separation

Continuous separation and recovery of caesium by ...

Abstract. In this study, we report on novel electroactive magnetic nanospheres for caesium separation and recovery, which is composed of a magnetic Fe 3 O 4 nanosphere and electroactive cupric hexacyanoferrate coating. It is found that such electroactive magnetic Fe 3 O 4 @cupric hexacyanoferrate nanospheres show high ion exchange capacity, excellent …

Study on Volume Reduction of Cesium Contaminated Soil by ...

The superconducting magnetic separation was examined to reduce the volume of cesium contaminated soil by the Fukushima Daiichi nuclear power plant accident. By using superconducting high gradient magnetic separation, silt and clay with high radioactive concentration due to the large particle surface area per unit mass can be further separated …

Removal of cesium ions from aqueous solutions using ...

A cesium magnetic ion-imprinted polymer, where Fe 3 O 4 @SiO 2 served as the supporter, carboxylmethyl chitosan as the functional polymer, and cesium ions as the templates, was synthesized and further applied for cesium removal from salt lake brine (Yang et al. 2017).

Magnetic K2Zn3[Fe(CN)6]2 @ Ni-P composites for highly ...

In this study, a magnetic KNiP composite for highly selective cesium separation was successfully synthesized. The SEM, TEM and XRD results confirmed the good combination of KZnHCF and NiP. KNiP possessed a large surface area (305.031 m 2 /g) and showed high saturation magnetization (2.95 emu/g).

separation cesium nanocomposite

Magnetic Prussian Blue Nanocomposites for Effective Magnetic Prussian blue (PB) nanocomposites were synthesized by binding PB to a core of magnetite (Fe3O4) nanoparticles for highly efficient and rapid separation of cesium (Cs+) from aqueous solution The average particle size of the magnetic PB nanocomposites was 136 nm, and they had a high surface area …

Magnetic Separation of Cesium Ion Using Prussian Blue ...

Request PDF | Magnetic Separation of Cesium Ion Using Prussian Blue Modified Magnetite | Prussian-blue-modified magnetite (PB-Fe3O4) was prepared by a simple method. The Cs+ sorption ability of PB ...

Prussian blue-coated magnetic nanoparticles for removal of ...

A large amount of radioactive cesium (Cs) has been released into natural environment following the nuclear accident in Fukushima, Japan in 2011. Much effort has been directed at capturing Cs and remediation of the contaminated environment. However, conventional sorbents, such as Prussian blue and zeolites cannot be easily recovered once …

Removal of radioactive cesium from an aqueous solution via ...

We also applied magnetic nanoparticles coated with a cationic polymer (polyethylenimine) to separate 137 Cs-containing microalgal biomass under a magnetic field. Our technique of combining...

(PDF) Removal of radioactive cesium from an aqueous ...

PEI-MNPs for magnetic separation o f cells led to highly e ective removal of 137 Cs from aqueous solution s. e use of microalgae-magnetic particles with an …

Cesium removal in water using magnetic materials ; A ...

R. R. Sheha, "Synthesis and characterization of magnetic hexacyanoferrate (II) polymeric nanocomposite for separation of cesium from radioactive waste solutions", Journal of Colloid and Interface Science, 388(1), pp. 21-30, (2012).

Hybrid micro-particles as a magnetically-guidable ...

Magnetic separation of the cesium-adsorbed MagCE from fly ash slurry (small scale study) Fly ash (40 g) was mixed with water (400 ml) at 200 rpm for 24 h in a storage bottle (500 ml; Corning International, Inc., NY, US). MagCE amounts ranging from 25 to 400 mg were added to samples of this slurry.

Study on magnetic separation for decontamination of cesium ...

We examined the possibility of applying magnetic separation method using the superconducting magnet, which can process a large amount of the soil in high speed, to the soil decontamination and volume reduction of the radioactive cesium contaminated soil.

Magnetic Separation of Cesium Ion Using Prussian Blue ...

Magnetic Separation of Cesium Ion Using Prussian Blue Modified Magnetite 2012, Vol.41, No.1. 32-34. Magnetic Separation of Cesium Ion Using Prussian Blue Modified Magnetite Takahiro Sasaki 1, Shunitz Tanaka 1. 1 Division of Environmental Material Science ...

Cesium Processing | Equipment, Process Flow, Cases - JXSC ...

Cesium (Cs) is a waxy, silvery-gold metallic element that is the softest of all metals. Cesium is one of three metals (gallium and mercury) that are liquid at or near room temperature. Cesium is a very reactive metal, that when mixed with cold …

Study on Volume Reduction of Cesium Contaminated Soil by ...

Study on Volume Reduction of Cesium Contaminated Soil by Magnetic Separation Abstract: In this paper, we developed a new volume reduction method for contaminated soil by magnetic separation. We succeeded in selective separation of paramagnetic 2:1-type clay minerals, which strongly adsorb Cs, from 1:1-type clay minerals.

Study on Decontamination of Radioactive Cesium From Soil ...

Based on the results, we proposed a magnetic separation system of radioactive cesium by using high gradient magnetic separation with a superconducting magnet. Discover the …

SA-16-INV Application of Superconducting Magnetic Separation

In this study, the applicability of the superconducting magnetic separation is discussed for the decontamination of cesium contaminated soil in Fukushima or removing iron oxide scale from water supply system in a thermal power plant. Separating the cesium from the adsorbed on the soil is carried out as shown in Fig 1. At first the classification of

Study on Volume Reduction of Contaminated Soil by ...

Based on the results, we proposed a magnetic separation system of radioactive cesium by using high gradient magnetic separation with a superconducting magnet. View Show abstract

Cesium separation from contaminated milk using magnetic ...

@article{osti_942542, title = {Cesium separation from contaminated milk using magnetic particles containing crystalline silicotitantes.}, author = {Nunez, L and Kaminski, M and Chemical Engineering}, abstractNote = {The Chernobyl nuclear reactor disaster in 1986 contaminated vast regions of prime grazing land. Subsequently, milk produced in the region …

Enhanced removal of cesium by potassium-starved microalga ...

This study investigated the feasibility of using photoheterotrophic microalga, Desmodesmus armatus SCK, for removal of cesium (Cs +) followed by recovery process using magnetic nanoparticles.The comparison of three microalgae results indicated that D. armatus SCK removed the most Cs + at both 25 °C and 10 °C. The results also revealed that the use …

Study on magnetic separation for decontamination of cesium ...

The accident of Fukushima Daiichi nuclear power plant caused the diffusion of radioactive cesium over the wide area. We examined the possibility of applying magnetic separation method using the superconducting magnet, which can process a large amount of the soil in high speed, to the soil decontamination and volume reduction of the radioactive cesium …

Removal of radioactive cesium from an aqueous solution via ...

Removal of radioactive cesium from an aqueous solution via bioaccumulation by microalgae and magnetic separation Sci Rep . 2019 Jul 12;9(1):10149. doi: 10.1038/s41598-019-46586-x.

Hybrid micro-particles as a magnetically-guidable ...

Finally, we tested a drum-type magnetic separator that is compact, low cost and provides continuous magnetic separation of cesium-adsorbed MagCE from large amounts of fly ash slurry (Fig. 4 and ...

Cesium separation from contaminated milk using magnetic ...

Because of the low concentration of cesium-137 and the need for simple, cost-effective, and highly selective separation technology, we are investigating the use of magnetic particle technology to reduce milk cesium-137 to acceptable levels.

Decontamination of Cesium From Contaminated Water Using a ...

Magnetic separation combined with adsorption technology can be applicable to the removal of radioactive cesium from water environments. In current study, a selective adsorbent for cesium, i.e., silicotitanate, was synthesized and tested for cesium selectivity.

The Magnetic Moment of the Nucleus of Cæsium - JSTOR

Nuclear Magnetic Moment of Cesium 503 The etalon was introduced between the collimator objective and the prism; the separations of the plates of the etalon used being 1 cm, 21 cm and 4 cm. With the longest path, particularly, this method of using the e'talon is very advantageous. The angular separation of the

Study on Decontamination of Radioactive Cesium From Soil ...

Based on the results, we proposed a magnetic separation system of radioactive cesium by using high gradient magnetic separation with a superconducting magnet. Published in: IEEE Transactions on Applied Superconductivity ( Volume: 23, Issue: 3, June 2013 )

Removal of Radioactive Cesium Using Prussian Blue Magnetic ...

Radioactive cesium (137Cs) has inevitably become a human concern due to exposure from nuclear power plants and nuclear accident releases. Many efforts have been focused on removing cesium and the remediation of the contaminated environment. In this study, we elucidated the ability of Prussian blue-coated magnetic nanoparticles to eliminate cesium …