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Magnetic Separation Radioactive:

A study on a magnetic separation of radioactive corrosion ...

2004-4-1 · Fig. 9 shows the separation efficiency of the magnetic filter for various particle sizes of four input materials under the condition of 0.9 gal/min and 50 rpm. The bigger the particle size, the better the separation efficiency of the magnetic filter system. Above 5 μm, the separation efficiency is more than 90%. Thus, studying the development ...

A study on a magnetic separation of radioactive corrosion ...

Download Citation | A study on a magnetic separation of radioactive corrosion products from NPP using permanent magnets | It is important to emphasize that the current trend to longer fuel cycles ...

Magnetic nano-sorbents for fast separation of radioactive ...

2013-7-1 · OSTI.GOV Conference: Magnetic nano-sorbents for fast separation of radioactive waste Title: Magnetic nano-sorbents for fast separation of radioactive waste Full Record

Application of polyethylenimine-coated magnetic ...

magnetic-sieving separation, radioactive 137Cs+-sorbed soil was prepared by mixing soil (100 g) with 1 L of an aqueous Cs+ solution (220 Bq L 1) for 7 days at room temperature. The radioactivity of the 137Cs+-sorbed soil was 2152 Bq kg 1. Fine particles less than 0.038 mm accounted for approximately 8.5% of the contaminated soil.

Study on Decontamination of Radioactive Cesium From

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 world's research.

4-18 Seperation - FRTR

2020-7-30 · Magnetic Separation. Magnetic separation is used to extract slightly magnetic radioactive particles from host materials such as water, soil, or air. All uranium and plutonium compounds are slightly magnetic while most host materials are nonmagnetic. The process operates by passing contaminated fluid or slurry through a magnetized volume.

Application of polyethylenimine-coated magnetic ...

2020-6-8 · The separation of Cs-enriched fine particles is a highly effective way to reduce the volume and radioactivity of contaminated soil. This work demonstrated the application of polyethylenimine (PEI)-coated Fe 3 O 4 nanocomposites and a mesh filter for the selective separation of clay particles from Cs-contaminated soil. The PEI coating on the Fe 3 O 4 nanoparticles enhanced the binding force ...

ADSORPTION OF RADIOACTIVE METALS BY STRONGLY

2018-6-6 · (2001). ADSORPTION OF RADIOACTIVE METALS BY STRONGLY MAGNETIC IRON SULFIDE NANOPARTICLES PRODUCED BY SULFATE-REDUCING BACTERIA. Separation Science and Technology: Vol. 36, No. 12, pp. 2571-2607.

High gradient magnetic separation of yeast - Dauer - 1991 ...

A model is developed to predict the separation of yeast in a high gradient magnetic separator. The effective capture radius is assumed to be proportional to the derived magnetic parameter γ for the case where the dominant competing force to magnetic attraction is the magnetic floc's inertia.

Thermal-responsive Ion-imprinted magnetic microspheres

2020-9-1 · Herein, a strategy was developed for selective uranium separation from SLLWs and highly efficient regeneration by thermosensitive ion-imprinted magnetic microspheres ().Specifically, the imprinted microspheres were synthesized using vinyl phosphoric acid (VPA) and N-isopropylacrylamide (NIPAM) as functional monomers, and uranium as template ion by radical polymerization on the shell

Magnetic nano-sorbents for fast separation of radioactive ...

2013-7-1 · OSTI.GOV Conference: Magnetic nano-sorbents for fast separation of radioactive waste Title: Magnetic nano-sorbents for fast separation of radioactive waste Full Record

A study on a magnetic separation of radioactive corrosion ...

Download Citation | A study on a magnetic separation of radioactive corrosion products from NPP using permanent magnets | It is important to emphasize that the current trend to longer fuel cycles ...

Magnetic nanosorbents for fast separation of radioactive ...

Request PDF | Magnetic nanosorbents for fast separation of radioactive waste | Given the increasing nuclear energy needs, as well as the fact that the spent fuel pools are expected to reach their ...

Study on Volume Reduction of Contaminated Soil by ...

In this study, we examined the possibility for the soil decontamination of Cs-137, the main radioactive species with longer half-life, by means of the magnetic separation with a high-temperature ...

Study on magnetic separation for decontamination of

2014-9-15 · 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 contaminated soil.

Application of polyethylenimine-coated magnetic ...

To evaluate the efficiency of the reduction in radioactivity by magnetic-sieving separation, radioactive 137 Cs +-sorbed soil was prepared by mixing soil (100 g) with 1 L of an aqueous Cs + solution (220 Bq L −1) for 7 days at room temperature. The radioactivity of the 137 Cs +-sorbed soil was 2152 Bq kg −1. Fine particles less than 0.038 ...

4-18 Seperation - FRTR

2020-7-30 · Magnetic Separation. Magnetic separation is used to extract slightly magnetic radioactive particles from host materials such as water, soil, or air. All uranium and plutonium compounds are slightly magnetic while most host materials are nonmagnetic. The process operates by passing contaminated fluid or slurry through a magnetized volume.

Intensification of magnetic separation and leaching of Cu ...

2003-6-1 · Magnetic separationThe magnetic susceptibility of non-irradiated as well as irradiated samples was measured by the equipment Kappabridge KLY 2, in the magnetic field of intensity 300 A/m at the frequency of 920 Hz. The possibility of intensification of magnetic separation by microwave radiation was verified on chalcopyrite ore in laboratory ...

Water purification using magnetic assistance: A review ...

2010-8-15 · High-gradient magnetic separation (HGMS) is a commonly used term in magnetic separations , , , , , , , , , , , , .An HGMS device comprises of a bed of magnetically susceptible wires placed inside an electromagnet, as shown in Fig. 1.When a magnetic field is applied across the column, the wires dehomogenize the magnetic field in the column, producing large field gradients around the

High gradient magnetic separation of yeast - Dauer - 1991 ...

A model is developed to predict the separation of yeast in a high gradient magnetic separator. The effective capture radius is assumed to be proportional to the derived magnetic parameter γ for the case where the dominant competing force to magnetic attraction is the magnetic floc's inertia.

A study on a magnetic separation of radioactive corrosion ...

Download Citation | A study on a magnetic separation of radioactive corrosion products from NPP using permanent magnets | It is important to emphasize that the current trend to longer fuel cycles ...

Magnetic nanosorbents for fast separation of radioactive ...

Request PDF | Magnetic nanosorbents for fast separation of radioactive waste | Given the increasing nuclear energy needs, as well as the fact that the spent fuel pools are expected to reach their ...

Study on magnetic separation for decontamination of

2014-9-15 · 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 contaminated soil.

Study on Volume Reduction of Contaminated Soil by ...

In this study, we examined the possibility for the soil decontamination of Cs-137, the main radioactive species with longer half-life, by means of the magnetic separation with a high-temperature ...

4-18 Seperation - FRTR

2020-7-30 · Magnetic Separation. Magnetic separation is used to extract slightly magnetic radioactive particles from host materials such as water, soil, or air. All uranium and plutonium compounds are slightly magnetic while most host materials are nonmagnetic. The process operates by passing contaminated fluid or slurry through a magnetized volume.

Conjugates of magnetic nanoparticle-actinide specific ...

A novel nanotechnology for the separation of radioactive waste that uses magnetic nanoparticles (MNPs) conjugated with actinide specific chelators (MNP-Che) is reviewed with a focus on design and process development. The MNP-Che separation process is an effective way of separating heat generating mi

Study on Volume Reduction of Cesium Contaminated Soil

2021-1-12 · 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 into high-dose 2:1 type and low-dose 1:1 type

Intensification of magnetic separation and leaching of Cu ...

2003-6-1 · Magnetic separationThe magnetic susceptibility of non-irradiated as well as irradiated samples was measured by the equipment Kappabridge KLY 2, in the magnetic field of intensity 300 A/m at the frequency of 920 Hz. The possibility of intensification of magnetic separation by microwave radiation was verified on chalcopyrite ore in laboratory ...

ADSORPTION OF RADIOACTIVE METALS BY STRONGLY

2018-6-6 · (2001). ADSORPTION OF RADIOACTIVE METALS BY STRONGLY MAGNETIC IRON SULFIDE NANOPARTICLES PRODUCED BY SULFATE-REDUCING BACTERIA. Separation Science and Technology: Vol. 36, No. 12, pp. 2571-2607.

Enhanced selective separation of fine particles from Cs ...

2020-10-3 · Magnetic separation was then performed with and without the sieve. After magnetic separation, the particle size distributions of the magnetic and non-magnetic soil fractions were analyzed to determine the effectiveness of the selective separation of fine particles from soil, as shown in Fig. 7. The raw soil is made up of 20 wt.% silt- and clay ...