Results 1 to 10 of about 87,691 (298)

The importance of quality management system to certify radioprotection professionals in the medical field

Brazilian Journal of Radiation Sciences, 2023
Certifying professionals in radioprotection (RP), according to the requirements and qualifications established in current Brazilian legislation, ensures that procedures and practices in radiology, radiotherapy and nuclear medicine be performed based on ...
C. P. V. C. Luz, J. U. Delgado, L. V. Sá, Dayana D. A. Conceição   +3 more
doaj   +1 more source

Recent improvements in X-ray spectrometry measurements performed at the MADERE facility dedicated to reactor dosimetry requirements [PDF]

EPJ Web of Conferences
CEA/Cadarache operates the MADERE facility dedicated to measuring the activity of radionuclides generated during the irradiation of specific dosimeters made of hyper-pure materials.
Tisseur David, Domergue Christophe, Destouches Christophe, Philibert Hervé, Pepino Alexandra, Bonora Jonathan, Thiollay Nicolas, Lépy Marie Christine, Riffaud Jonathan, Hernández-Elvira Víctor   +9 more
doaj   +1 more source

- In Vivo Dosimetry in Brachytherapy [PDF]

, 2012
As discussed in the following sections, in vivo dosimetry has been utilized for dierent purposes during the radiation therapy of cancer patients. Initially, this technique was used to verify dose to the organs adjacent to the implanted volume. However, verications of the accuracy of the treatment delivery for complex treatment techniques have been ...
Cygler, Joanna E, Tanderup, Kari, Beddar, Sam, Pérez-Calatayud, José   +3 more
openaire   +2 more sources

Decontamination of equipment with oil and gas NORM: the need for internal individual monitoring

Brazilian Journal of Radiation Sciences
In the oil field, Naturally Occurring Radioactive Material - NORM is present in petroleum-forming rocks and this is related to the presence of radioactive decay series of 238U and 232Th, mainly the daughter radionuclides 226Ra and 228Ra.
A. C. C. S. Ribeiro, W. O. Sousa, F. C. A. Silva   +2 more
doaj   +1 more source

Applicability of the LSC technique for determining 210Pb in liquid samples for purposes of dose assessment via in vitro bioassay

Brazilian Journal of Radiation Sciences, 2022
A new approach for the determination of 210Pb by liquid scintillation counting was developed by the LBIOVT. In order to assess the applicability of the technique for internal monitoring of occupationally exposed workers and members of the public, some ...
Camilla da Silva Sampaio Lucena, Geiza Celeste de Oliveira Medeiros, Sueli Alexandra Mesquita, Bernardo Maranhão Dantas, Wanderson Oliveira Sousa   +4 more
doaj   +1 more source

Planar and tomographic imaging dosimetry comparing to develop a new radiopharmaceutical for melanoma therapy

Brazilian Journal of Radiation Sciences, 2020
This work aims to compare SPECT (Single Photon Emission Tomography Computed) and planar modalities as the most efficient methodology to perform dosimetry by molecular imaging.
Sarah Soriano, Thiago Barboza, Sérgio Souza, Lidia de Sá   +3 more
doaj   +1 more source

The miR‐126‐5p and miR‐212‐3p in the extracellular vesicles activate monocytes in the early stage of radiation‐induced vascular inflammation implicated in atherosclerosis

Journal of Extracellular Vesicles, 2023
People exposed to radiation in cancer therapy and nuclear accidents are at increased risk of cardiovascular outcomes in long‐term survivors. Extracellular vesicles (EVs) are involved in radiation‐induced endothelial dysfunction, but their role in the ...
You Yeon Choi, Areumnuri Kim, Younghyun Lee, Yang Hee Lee, Mineon Park, Eunguk Shin, Sunhoo Park, BuHyun Youn, Ki Moon Seong   +8 more
doaj   +1 more source

Knowledge management of research data: an initial analysis of Institute of Radiation Protection and Dosimetry

Brazilian Journal of Radiation Sciences, 2021
It can be said that scientific community produces research data, as well as uses research data to validate its work. Thus, research data cease to be research products to become informational resources.
Fernando Barcellos Razuck
doaj   +1 more source

Natural radionuclide and 137Cs activity concentration in soils of the Brazilian State of Sergipe and their correlation with environmental characteristics

Brazilian Journal of Radiation Sciences
Radionuclides occur naturally in the environment, exposing living organisms to ionizing radiation. In addition, human activities have introduced artificial radionuclides such as 137Cs, among others, into the environment.
Luiz Cavalcante Ferreira, Amanda Alves da Silva, Fernando Carlos Araujo Ribeiro, Wanderson de Oliveira Sousa, Wagner Chaves Costa, Sueli Alexandra de Mesquista, Eduardo Paim Viglio   +6 more
doaj   +1 more source

Overview of Brazilian industrial radiography accidents with cutaneous radiation syndrome

Brazilian Journal of Radiation Sciences, 2018
Many of industrial radiological accidents are related to industrial gamma radiography, which makes this practice the highest potential risk for human health.
Camila Moreira Araújo de Lima, Francisco Cesar Augusto Da Silva   +1 more
doaj   +1 more source