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Updated: May 17, 2026

Irradiator Commissioning and Dosimetry for Assessment of LQ α and β Parameters, Radiation Dosing Schema, and in vivo Dose Deposition
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Published on: March 11, 2021

Effective dose: a radiation protection quantity.

H-G Menzel1, J Harrison

  • 1European Organization for Nuclear Research, CERN, CH-1211, Geneva 23, Switzerland. hans.menzel@cern.ch

Annals of the ICRP
|October 24, 2012
PubMed
Summary
This summary is machine-generated.

Effective dose, a key radiation protection quantity, quantifies exposure for stochastic effects. It aids in setting dose limits and optimizing radiation safety for individuals and groups.

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Area of Science:

  • Radiological Physics
  • Radiation Biology
  • Public Health

Background:

  • Modern radiation protection relies on justification, limitation, and optimization principles.
  • Quantifying radiation exposure is crucial for implementing these principles.
  • Individual risk assessment is not the primary focus of radiological protection.

Purpose of the Study:

  • To explain the role and utility of effective dose in radiation protection.
  • To detail the composition and basis of effective dose calculations.
  • To highlight its application in regulatory and practical settings.

Main Methods:

  • Defining effective dose as a tissue-weighted sum of organ doses.
  • Utilizing International Commission on Radiological Protection (ICRP) defined tissue weighting factors.
  • Incorporating radiation weighting factors for different radiation types.

Main Results:

  • Effective dose serves as the principal quantity for controlling stochastic effects.
  • Tissue weighting factors represent age- and sex-averaged contributions to detriment.
  • ICRP factors are based on current epidemiological and biological data and are subject to revision.

Conclusions:

  • Effective dose is a versatile, risk-related quantity for prospective planning and retrospective compliance.
  • It has proven highly useful in practical radiation protection scenarios.
  • Its utility lies in providing a single metric for radiation detriment assessment.