Radiation protection dosimetry最新文献

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Healthcare regulatory body: potential risk assessment in mammography facilities. 医疗保健监管机构:乳房x光检查设施的潜在风险评估。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf028
Marcus Oliveira, Marcus Navarro, Eliana Costa, Djeimis Kremer, Regina Pinheiro, Vanessa Freitas, Igor Modesto, Eric Macedo, Jeovana Ferreira, Daniele Andrade, Lauro Damasceno, Enoque Joseneas
{"title":"Healthcare regulatory body: potential risk assessment in mammography facilities.","authors":"Marcus Oliveira, Marcus Navarro, Eliana Costa, Djeimis Kremer, Regina Pinheiro, Vanessa Freitas, Igor Modesto, Eric Macedo, Jeovana Ferreira, Daniele Andrade, Lauro Damasceno, Enoque Joseneas","doi":"10.1093/rpd/ncaf028","DOIUrl":"10.1093/rpd/ncaf028","url":null,"abstract":"<p><p>This study presented the role of regulatory bodies in promoting patient safety and benefits within mammography facilities. The model of potential risk assessment method was applied over 4 yrs (2019-2023). An instrument based on national and state mammography normative objective inspection script was created to harmonize the regulatory actions. The study recorded average glandular dose (AGD) over 4 y, with data categorized by mammography unit manufacturer and model. According to the mammographic manufacturer and model, the AGD ranged from 1.03 to 5 mGy. The inspection results related to the risk potential assessment; the onsite inspection resulted in 29 mammography services as acceptable, 12 as unacceptable, and 14 as tolerable. The potential risk assessment strategy implemented provided a robust regulatory framework and reflected a positive impact on patient safety.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"378-385"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143731425","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of natural radioactivity and radiation risks in soil near the Manyoni uranium deposit, Tanzania. 坦桑尼亚马尼奥尼铀矿附近土壤天然放射性和辐射风险评估。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf021
G W Mlay, M I Kaniu, L W Njenga, K D Njoroge, M J Gatari, K K Kilel, I J Lugendo
{"title":"Assessment of natural radioactivity and radiation risks in soil near the Manyoni uranium deposit, Tanzania.","authors":"G W Mlay, M I Kaniu, L W Njenga, K D Njoroge, M J Gatari, K K Kilel, I J Lugendo","doi":"10.1093/rpd/ncaf021","DOIUrl":"10.1093/rpd/ncaf021","url":null,"abstract":"<p><p>This study reports on natural radioactivity levels and radiation risk estimates from soil samples collected in five villages near the Manyoni Uranium Deposit in central Tanzania. The mean activity concentrations of 40K, 232Th, and 238U were 207 Bq kg-1, 78 Bq kg-1, and 302 Bq kg-1, respectively. While 40K levels were below the world average, the levels of 232Th and 238U were more than 1.7 and 9.2 times higher than world average values. The average absorbed dose rate for the area was 196 nSv h-1. Annual effective dose estimate values for outdoor and indoor exposure were 0.24 mSv and 0.96 mSv, respectively, exceeding global averages by 3.4 and 2.3 times. Based on the average external hazard index (Hex = 1.19) and excess lifetime cancer risk (ELCR = 0.46%), there is a potential risk of radiological effects from radiation exposure, with Mwanzi Village identified as a high background radiation area.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"351-360"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.ncbi.nlm.nih.gov/pmc/articles/PMC11977111/pdf/","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143700838","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluation of shielding materials against galactic cosmic rays for protecting astronauts. 用于保护宇航员的银河宇宙射线屏蔽材料的评价。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf022
Xiaoyu Li, Yutao He, Huanyu Han, Zhi Chen
{"title":"Evaluation of shielding materials against galactic cosmic rays for protecting astronauts.","authors":"Xiaoyu Li, Yutao He, Huanyu Han, Zhi Chen","doi":"10.1093/rpd/ncaf022","DOIUrl":"10.1093/rpd/ncaf022","url":null,"abstract":"<p><p>Exposure to Galactic Cosmic Rays (GCR) presents significant health risks to astronauts during long-duration deep space missions. Although existing studies have examined dose and particle energy spectra under GCR exposure scenarios, there is still a lack of studies covering various shielding quantities, especially regarding the self-shielding transmission characteristics of the human body. In this study, we used Monte Carlo simulations with the PHITS codes, coupled with the ICRP male reference phantom, to evaluate the performance of shielding materials against GCR. We comprehensively analyzed several physical quantities, including organ dose equivalent, absorbed dose, effective dose equivalent, and the flux and dose of secondary particles. Our findings analyzed the body's self-shielding effect and proton dose buildup effect. This study provides systematic data that offers valuable insights into astronaut safety during deep space exploration.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"361-377"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143700846","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Favorite pastime but leading nowhere. 最喜欢的消遣方式,却没有出路。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf020
Yigal Horowitz
{"title":"Favorite pastime but leading nowhere.","authors":"Yigal Horowitz","doi":"10.1093/rpd/ncaf020","DOIUrl":"10.1093/rpd/ncaf020","url":null,"abstract":"","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"321"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143664389","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Annual effective dose and associated health risk estimation using gross alpha and Beta activity concentrations in bottled mineral water in Morocco. 使用摩洛哥瓶装矿泉水中总α和β活性浓度估算年有效剂量和相关健康风险。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf019
M Laassiri, H Ait Bouh, N Ziad, J Naouli, A Laissaoui
{"title":"Annual effective dose and associated health risk estimation using gross alpha and Beta activity concentrations in bottled mineral water in Morocco.","authors":"M Laassiri, H Ait Bouh, N Ziad, J Naouli, A Laissaoui","doi":"10.1093/rpd/ncaf019","DOIUrl":"10.1093/rpd/ncaf019","url":null,"abstract":"<p><p>Water usually contains small quantities of radioactivity. The presence of significant levels of radioactivity in drinking water sources poses potential health risks to the public. Consequently, determining the concentrations of gross alpha and gross beta activity in water is essential for ensuring water safety. Thirteen commercially bottled mineral water samples were collected from Moroccan markets and analyzed using the Liquid Scintillation Counting technique, based on the ISO 11704:2018 method. The results show that the activity concentrations range from a minimum below the lower limit of detection to a maximum of 0.21 ± 0.02 and 0.15 ± 0.01 Bq·L-1 for gross alpha and gross beta, respectively. The concentrations of anions and cations are within recommended limits for drinking water. For each sample, the annual effective dose was calculated and lifetime cancer risks were estimated. The levels of the annual effective dose and lifetime cancer risk were all below the World Health Organization's recommended values for drinking water quality.</p><p><strong>Highlights: </strong></p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"322-332"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143617047","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Analysis of radionuclides and radiation hazards in soil, sediment, water, and rock in Sylhet, Bangladesh. 孟加拉国锡尔赫特土壤、沉积物、水和岩石中的放射性核素和辐射危害分析。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf027
Khairum Haque Orthi, Thuheda Sultana, Jannatul Ferdous, Mia Mohammad Mahfuz Siraz, Abdul Hannan
{"title":"Analysis of radionuclides and radiation hazards in soil, sediment, water, and rock in Sylhet, Bangladesh.","authors":"Khairum Haque Orthi, Thuheda Sultana, Jannatul Ferdous, Mia Mohammad Mahfuz Siraz, Abdul Hannan","doi":"10.1093/rpd/ncaf027","DOIUrl":"10.1093/rpd/ncaf027","url":null,"abstract":"<p><p>The natural radioactivity level in soil, sediment, and water samples collected from the Bisnakandi region in Sylhet was measured using a high-purity germanium detector. The mean activity concentrations of radionuclides in samples from the Bisnakandi were: 232Th (surface soil: 28.60 ± 6.44 Bq/kg, depth soil: 34.97 ± 7.37 Bq/kg, sediment: 41.70 ± 8.22 Bq/kg, water: 16.37 ± 2.13 Bq/L), 226Ra (surface soil: 33.70 ± 6.85 Bq/kg, depth soil: 40.09 ± 8.06 Bq/kg, sediment: 47.60 ± 9.38 Bq/kg, water: 19.76 ± 3.16 Bq/L), and 40K (surface soil: 304.60 ± 20 Bq/kg, depth soil: 375 ± 23.10 Bq/kg, sediment: 455.80 ± 19.2 Bq/kg, water: 241 ± 19.70 Bq/L). The average activity concentrations in rock samples for 232Th, 226Ra, and 40K in (Jaflong, Bholagonj) were (45.69 ± 14.32 Bq/kg, 40.06 ± 12.71 Bq/kg), (36.27 ± 16.89 Bq/kg, 36.84 ± 13.02 Bq/kg), and (430.34 ± 36.82 Bq/kg, 426.7 ± 78.98 Bq/kg), respectively. All the hazard parameters, such as radium equivalent activity, absorbed dose, annual effective dose, and external hazard index, were found within the acceptable level recommended by international organizations.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"386-397"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143731401","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessing nuclear energy and radiological risks: a case study of radionuclide dispersion from potential nuclear power plant accidents in Ghana. 评估核能和辐射风险:加纳核电厂潜在事故的放射性核素扩散案例研究。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-04-07 DOI: 10.1093/rpd/ncaf024
S A Birikorang, S Dahunsi, S Adu, C A Nketia, A Blay
{"title":"Assessing nuclear energy and radiological risks: a case study of radionuclide dispersion from potential nuclear power plant accidents in Ghana.","authors":"S A Birikorang, S Dahunsi, S Adu, C A Nketia, A Blay","doi":"10.1093/rpd/ncaf024","DOIUrl":"10.1093/rpd/ncaf024","url":null,"abstract":"<p><p>This study explored the significance of nuclear power and assessed radiological risks arising from potential containment leakage or failure, focusing on radionuclide dispersion and emergency preparedness. The findings revealed seasonal differences in radionuclide releases, with activities of 1.35 × 1015 Bq during the wet season and 4.70 × 1018 Bq in the dry season. Peak ground concentrations of 137Cs in the wet season reached alarming levels of 6.22 × 103 kBq/m2 within 2.14 km of the release point due to deposition processes like rainout and washout. In contrast, the dry season showed 137Cs ground concentrations of 4.88 × 104 kBq/m2, consisting primarily of noble gases. These results emphasize the importance of effective emergency preparedness strategies, including robust monitoring systems, evacuation plans, and public education. By focusing on protective measures informed by total effective dose equivalent assessments, this study highlights the need for proactive approaches to mitigate radiological hazards and enhance community resilience near nuclear facilities.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"333-350"},"PeriodicalIF":0.8,"publicationDate":"2025-04-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143674314","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Electromagnetic exposure level of pure electric vehicle inverter to human body in different seating positions. 纯电动汽车逆变器不同座位位置对人体的电磁暴露水平。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-03-21 DOI: 10.1093/rpd/ncaf013
XuWei Dong, YuFei Ren, Mai Lu
{"title":"Electromagnetic exposure level of pure electric vehicle inverter to human body in different seating positions.","authors":"XuWei Dong, YuFei Ren, Mai Lu","doi":"10.1093/rpd/ncaf013","DOIUrl":"10.1093/rpd/ncaf013","url":null,"abstract":"<p><p>The market share of pure electric vehicle (PEV) as a green transportation steadily increases as the global demand for renewable energy sources and environmentally friendly mobility continues to increase. However, during PEV operation, the inverter system, as the key power conversion device, generates strong electromagnetic field in the local space. Long-term exposure to such electromagnetic environments may have potential effects on human body. In this study, the electromagnetic environment model of the PEV body, human body and simplified inverter is established. The finite element software, COMSOL Multiphysics, is used to calculate and analyse the variations in the induction field in different tissues of the driver and rear passenger, caused by the electromagnetic field generated by the inverter system operating at maximum power. The electromagnetic exposure level of the driver and rear passenger is assessed. Results show significant differences in the electromagnetic exposure levels of different seating positions in the vehicles. The electromagnetic exposure level in the driver's body is higher than that of the rear passenger, but it does not exceed the exposure limits defined by the International Commission for Non-ionizing Radiation Protection. This finding effectively complements the study on evaluating the safety of the electromagnetic environment of PEV and improves public awareness.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"270-283"},"PeriodicalIF":0.8,"publicationDate":"2025-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143477090","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessment of environmental impact from radioactive effluents discharged by the Hanbit nuclear power plants in Korea: analyzing annual reports from nuclear power plants and radioactivity data from environmental monitoring organizations. 韩国Hanbit核电站排放的放射性废水对环境的影响评价:分析核电站的年度报告和环境监测机构的放射性数据。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-03-21 DOI: 10.1093/rpd/ncaf011
Na Young Lee, Tae Young Kong
{"title":"Assessment of environmental impact from radioactive effluents discharged by the Hanbit nuclear power plants in Korea: analyzing annual reports from nuclear power plants and radioactivity data from environmental monitoring organizations.","authors":"Na Young Lee, Tae Young Kong","doi":"10.1093/rpd/ncaf011","DOIUrl":"10.1093/rpd/ncaf011","url":null,"abstract":"<p><p>The aim of this comprehensive study was to analyze the annual effective doses to the public due to radioactive effluents discharged from the Hanbit nuclear power plants (NPPs) in Korea and identify potential improvements for the current environmental radiation monitoring system. We meticulously analyzed the amount of radioactive effluents discharged from the Hanbit NPPs and their resulting doses to the public for a decade (2014-23). Carbon-14, which accounted for only 1.90% of the total activity in radioactive effluents, contributed 88.53% of the annual effective doses to the public. This impact was significantly larger than that of tritium, which constituted most of the radioactive effluents. We propose potential improvements for the environmental monitoring system, including an increase in monitoring points and cycles of the seawater and seabed sediments to consider the characteristics of oceanic dispersion and the implementation of a radioactivity analysis of carbon-14 in ingestion and respiration-related environmental samples.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"284-296"},"PeriodicalIF":0.8,"publicationDate":"2025-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143493242","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Natural radionuclides baseline in soil at unconventional oil fields in Mexico. 墨西哥非常规油田土壤天然放射性核素基线。
IF 0.8 4区 环境科学与生态学
Radiation protection dosimetry Pub Date : 2025-03-21 DOI: 10.1093/rpd/ncaf004
Beatriz Hernandez-Mendez, Arturo Angeles Carranza, Sergio Suarez-Contreras, Esperanza Quintero Ponce, Mario Barcenas Robles, Juan Carlos Sanchez Meza, Edith Erielia Gutierrez Segura, Miguel Balcazar
{"title":"Natural radionuclides baseline in soil at unconventional oil fields in Mexico.","authors":"Beatriz Hernandez-Mendez, Arturo Angeles Carranza, Sergio Suarez-Contreras, Esperanza Quintero Ponce, Mario Barcenas Robles, Juan Carlos Sanchez Meza, Edith Erielia Gutierrez Segura, Miguel Balcazar","doi":"10.1093/rpd/ncaf004","DOIUrl":"10.1093/rpd/ncaf004","url":null,"abstract":"<p><p>Activity concentration of 238 U and 232Th and their decay products are assessed in soil at three hydrocarbon zones to determine the baseline before further fracking studies. The range of activity concentration for the three zones was 238U (from 9.2 ± 0.5 to 115.8 ± 7.5) Bq kg-1, 228Ra (from 8.3 ± 2.0 to 50.0 ± 4.4) Bq kg-1 and 226Ra (from 24.1 ± 2.3 to 86.8 ± 4.7) Bq kg-1; which are comparable to the global average values reported by UNSCEAR in soil. Similar activity-concentration patterns for 238U decay series and 232Th decay series for the three zones indicate no previous industrial action. This baseline is useful to assess a possible enrichment of Naturally Occurring Radioactive Materials if industrial activities take place in the future.</p>","PeriodicalId":20795,"journal":{"name":"Radiation protection dosimetry","volume":" ","pages":"247-254"},"PeriodicalIF":0.8,"publicationDate":"2025-03-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143468961","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":4,"RegionCategory":"环境科学与生态学","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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