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94383

Determination of Uranium Isotopic Ratios by Alpha Spectrometry for Nuclear Materials Control Purposes

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Last updated: 22 Jan 2023

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Abstract

Uranium is the most common element in the nuclear fuel cycle. Different techniques have been used for analyzing the isotopic composition of uranium. Precise determination of uranium isotopic ratios for an efficient control of nuclear material was carried out through the modification of the used chromatographic method of uranium. Alpha spectrometry was utilized to identify different types of natural, depleted and enriched samples for safeguard purposes. Uranium element was extracted from other interfering radionuclides, purified, electrodeposited on a stainless-steel disc, and measured using alpha-spectrometer, then isotopic ratios were calculated. For comparison purposes, the samples were also measured using a hyper pure germanium (HPGe) spectrometer and the uranium isotopic ratios were obtained. The results obtained by both techniques were in agreement within difference ranged from -8.7 to 12%. It was concluded that alpha spectrometric measurements of uranium isotopes preceded by efficient radiochemical separation using extraction chromatography is a fast and reliable technique for safeguard purposes.

DOI

10.21608/ajnsa.2020.21370.1324

Keywords

Safeguards, Uranium Isotopic Ratio, gamma spectrometry, Extraction Chromatography, alpha spectrometry

Authors

First Name

Raed

Last Name

Abouzeid

MiddleName

Moustafa Abdelgaber

Affiliation

3 Ahmed El-Zomor St.

Email

raed.abouzeid1986@gmail.com

City

Nasr city, Cairo

Orcid

-

First Name

Abd Elhakim

Last Name

Kandil

MiddleName

Taha

Affiliation

Dep. Of chemistry, Faculty of Science, Helwan University, Egypt

Email

abdelhakimkandil@yahoo.com

City

-

Orcid

-

First Name

Hany

Last Name

Khedr

MiddleName

Ibrahim

Affiliation

Nuclear safeguards and physical protection department, Egyptian Nuclear and Radiological Regulatory Authority, Nasr City, Cairo

Email

hany_khedr@yahoo.com

City

-

Orcid

-

First Name

Ahmed

Last Name

El-Sharkawy

MiddleName

Mohamed Tharwat

Affiliation

Quality Assurance department, Nuclear and Radiological Regulatory Authority, Nasr City, Cairo, Egypt

Email

ahmedtharwat741@gmail.com

City

-

Orcid

0000-0003-4518-9970

First Name

Omnia

Last Name

Ali

MiddleName

Ibrahim Mohamed

Affiliation

Chemistry Department, Faculty of science, Helwan university, Helwan, Egypt

Email

omn_aaa@yahoo.com

City

-

Orcid

-

Volume

53

Article Issue

3

Related Issue

15210

Issue Date

2020-07-01

Receive Date

2020-01-31

Publish Date

2020-07-01

Page Start

155

Page End

161

Print ISSN

1110-0451

Online ISSN

2090-4258

Link

https://ajnsa.journals.ekb.eg/article_94383.html

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https://ajnsa.journals.ekb.eg/service?article_code=94383

Order

6

Type

Original Article

Type Code

455

Publication Type

Journal

Publication Title

Arab Journal of Nuclear Sciences and Applications

Publication Link

https://ajnsa.journals.ekb.eg/

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Article

Created At

22 Jan 2023