Induced Radioactivity in Medical Accelerators

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Induced Radioactivity in Medical Accelerators (EN)

Kalef-Ezra, J.

info:eu-repo/semantics/article
info:eu-repo/semantics/publishedVersion

2012-12-01


Radiation-induced activation of patients and materials in radiotherapy treatment rooms may result in occupational radiation hazards due to in-room induced activity. Induced activation following 18 MV X-ray irradiations was assessed during commissioning and use of a medical linear accelerator at Ioannina University Hospital. Measurements were carried out using hand-held instruments at twenty locations in the accelerator bunker (three portable dose rate meters, a contamination meter were used). Temporal ambient dose rate data fitted with exponential functions and coupled with in situ spectroscopic data were used to characterize the post-irradiation field and develop detailed and practical site-specific work-plans to keep personnel doses secondary to radiotherapy as low as reasonably practical. The application of the suggested work-plans kept occupational exposure at very low levels during the first 2 y of clinical use of such beams. (EN)


linear accelerator (EN)
radiation therapy (EN)
Activation (EN)

Annual Symposium of the Hellenic Nuclear Physics Society

English

Hellenic Nuclear Physics Society (HNPS) (EN)


2654-0088
2654-007X
Annual Symposium of the Hellenic Nuclear Physics Society; Τόμ. 20 (2012): HNPS2012; 147-151 (EL)
HNPS Advances in Nuclear Physics; Vol. 20 (2012): HNPS2012; 147-151 (EN)

Πνευματική ιδιοκτησία (c) 2019 J. Kalef-Ezra (EL)




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