Liu Yulian,Liu Qiang,Ruan Shuzhou,et al.Research progress of operational quantities for external radiation protection[J].Chinese Journal of Radiological Medicine and Protection,2022,42(2):150-154
Research progress of operational quantities for external radiation protection
Received:November 01, 2021  
DOI:10.3760/cma.j.cn112271-20211101-00434
KeyWords:Operational quantities  Protection quantities  Radiation protection
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Author NameAffiliationE-mail
Liu Yulian Institute of Radiation Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, China  
Liu Qiang Institute of Radiation Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, China  
Ruan Shuzhou Institute of Radiation Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, China  
Wang Haiyun Institute of Radiation Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, China  
Zhang Wenyi Institute of Radiation Medicine, Chinese Academy of Medical Sciences & Peking Union Medical College, Tianjin 300192, China zhangwenyi@irm-cams.ac.cn 
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Abstract::
      A set of new operational quantities for external radiation protection was proposed in ICRU Report 95. The new operational quantities were designed to overcome the conceptual and technical shortcomings of the existing operational quantities, and to achieve a better estimation of the protection quantities. This paper introduces the development of operational quantities, and the changes in their definitions, calculation phantoms and the application scopes, so as to fully understand the significance of the changes in the new operational quantities, which can be used as a reference for the relevant professionals.
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