Zobrazeno 1 - 10 of 14 pro vyhledávání: '"Oumar Bobbo Modibo"'
1
Akademický článek
Ecological and Health Risks from Trace Elements Contamination in Soils at the Rutile Bearing Area of Akonolinga, Cameroon
Autor: Fayette Kitcha Sime, Dieu Souffit Gondji, Ilsa Rosianna, Eka Djatnika Nugraha, Oumar Bobbo Modibo, Chutima Kranrod, Yasutaka Omori, Naofumi Akata, Masahiro Hosoda, Saïdou, Shinji Tokonami
Publikováno v: Applied Sciences, Vol 14, Iss 22, p 10538 (2024)
This study evaluates the concentrations of trace elements (TEs) in soils from the rutile deposit area of Akonolinga, Cameroon, and analyzes the associated health risks. A total of 25 samples were analyzed using flame atomic absorption spectrometry (F
Externí odkaz: https://doaj.org/article/e1dc47d37c504a95b281194373853f9e
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2
Akademický článek
Correlation between Ground 222Rn and 226Ra and Long-Term Risk Assessment at the at the Bauxite Bearing Area of Fongo-Tongo, Western Cameroon
Autor: Léonard Boris Djeufack, Guillaume Samuel Bineng, Oumar Bobbo Modibo, Joseph Emmanuel Ndjana Nkoulou, Saïdou
Publikováno v: Radiation, Vol 2, Iss 4, Pp 387-404 (2022)
The aim of the current work was to study natural radioactivity in soil and the correlation between 222Rn and 226Ra in the ground and to assess the onsite and indoor long-term excess cancer risk at the bauxite bearing area of Fongo-Tongo in Western Ca
Externí odkaz: https://doaj.org/article/d1dfb9c015b24a91a0bfe956bbf81502
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3
Akademický článek
Risk Assessment of Exposure to Natural Radiation in Soil Using RESRAD-ONSITE and RESRAD-BIOTA in the Cobalt-Nickel Bearing Areas of Lomié in Eastern Cameroon
Autor: Gondji Dieu Souffit, Saïdou, Oumar Bobbo Modibo, David Lepoire, Shinji Tokonami
Publikováno v: Radiation, Vol 2, Iss 2, Pp 177-192 (2022)
Nkamouna-Kongo is a cobalt–nickel deposit located in Lomié, Eastern Cameroon. Mining creates radiation exposure pathways that must be considered in risk management scenarios. RESRAD-ONSITE and RESRAD-BIOTA, developed by the US DOE, assess contamin
Externí odkaz: https://doaj.org/article/739925fde2df421aab436aac31ab0746
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4
Akademický článek
Environmental radioactivity measurements in soil using inductively coupled plasma mass spectrometry and gamma-ray spectrometry in various areas in Cameroon.
Autor: Oumar Bobbo, Modibo1,2 (AUTHOR) bobbomodibo@gmail.com, Yang, Guosheng3 (AUTHOR), Saïdou1,2 (AUTHOR), Tazoe, Hirofumi4 (AUTHOR), Akata, Naofumi4 (AUTHOR), Kranrod, Chutima4 (AUTHOR), Hosoda, Masahiro4 (AUTHOR), Tokonami, Shinji4 (AUTHOR)
Publikováno v: Journal of Radioanalytical & Nuclear Chemistry. May2024, Vol. 333 Issue 5, p2557-2565. 9p.
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8
Long-Term Measurements of Radon and Thoron Exhalation Rates from the Ground Using the Vertical Distributions of Their Activity Concentrations
Autor: Masahiro Hosoda, Shinji Tokonami, Takahito Suzuki, Yuki Tamakuma, Kazuki Iwaoka, Oumar Bobbo Modibo, Naofumi Akata, Chutima Kranrod, W. Zhuo, Ryohei Yamada
Publikováno v: International Journal of Environmental Research and Public Health, Vol 18, Iss 1489, p 1489 (2021)
International Journal of Environmental Research and Public Health
Volume 18
Issue 4
A long-term measurement technique of radon exhalation rate was previously developed using a passive type radon and thoron discriminative monitor and a ventilated type accumulation chamber. In the present study, this technique was applied to evaluate
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9f9b936de82281416a910f7daf817b65
https://www.mdpi.com/1660-4601/18/4/1489
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9
Radon Activity Concentrations in Natural Hot Spring Water: Dose Assessment and Health Perspective
Autor: Masahiro Hosoda, Eka Djatnika Nugraha, Kusdiana Kusdiana, Untara Untara, Ilsa Rosianna, Shinji Tokonami, Oumar Bobbo Modibo, June Mellawati, Yuki Tamakuma, Chutima Kranrod
Publikováno v: International Journal of Environmental Research and Public Health, Vol 18, Iss 920, p 920 (2021)
International Journal of Environmental Research and Public Health
Volume 18
Issue 3
The world community has long used natural hot springs for tourist and medicinal purposes. In Indonesia, the province of West Java, which is naturally surrounded by volcanoes, is the main destination for hot spring tourism. This paper is the first rep
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::9cedcf14751af9a12aa55362480a7716
https://www.mdpi.com/1660-4601/18/3/920
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10
Indoor Radon Measurements Using Radon Track Detectors and Electret Ionization Chambers in the Bauxite-Bearing Areas of Southern Adamawa, Cameroon
Autor: Oumar Bobbo Modibo, Olga German, Hamadou Yerima Abba, Kountchou Noube Michaux, Ndjana Nkoulou Ii Joseph Emmanuel, Saïdou
Publikováno v: International Journal of Environmental Research and Public Health, Vol 17, Iss 6776, p 6776 (2020)
International Journal of Environmental Research and Public Health
Volume 17
Issue 18
The current work deals with indoor radon (222Rn) concentrations and ambient dose-equivalent rate measurements in the bauxite-bearing areas of the Adamawa region in Cameroon before mining from 2022. In total, 90 Electret Ionization Chambers (EIC) (com
Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::e813e94b567d9094475408c76895db6b
https://www.mdpi.com/1660-4601/17/18/6776
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