Radiation Dose Calculator
Calculate absorbed dose, equivalent dose, and effective dose from radiation exposure
About this calculator
The Radiation Dose Calculator is a specialized tool that helps medical professionals, radiation safety officers, and researchers calculate three critical radiation measurements: absorbed dose (measured in Gray), equivalent dose (measured in Sievert), and effective dose (also in Sievert). This calculator is essential for assessing radiation exposure risks in medical procedures, occupational safety, and environmental monitoring. It provides accurate dosimetry calculations by considering factors like radiation type, tissue weighting factors, and exposure parameters, enabling users to make informed decisions about radiation safety protocols and compliance with regulatory standards.
How to use
Enter the radiation energy, exposure time, and distance from the source into the calculator fields. Select the type of radiation (alpha, beta, gamma, or neutron) and specify the affected tissue or organ. The calculator will automatically compute the absorbed dose, apply appropriate weighting factors for equivalent dose, and calculate the effective dose based on tissue sensitivity factors.
Frequently asked questions
What's the difference between absorbed, equivalent, and effective dose?
Absorbed dose measures energy deposited in tissue, equivalent dose accounts for radiation type harmfulness, and effective dose considers organ sensitivity to estimate overall health risk.
Which radiation weighting factors does the calculator use?
The calculator uses ICRP-103 recommended weighting factors: 1 for photons/electrons, 5-20 for neutrons depending on energy, and 20 for alpha particles and heavy ions.
Can this calculator be used for medical radiation exposure?
Yes, it's suitable for calculating doses from diagnostic imaging, radiation therapy, and nuclear medicine procedures, helping assess patient exposure and safety compliance.