About ICRU

For nearly 90 years, ICRU has established international standards for radiation units & measurement.

Current Program

Current Events

17th Gray Medal Recipient Selected

The International Commission on Radiation Units and Measurements (ICRU) is pleased to announce that the 17th Gray Medal will be presented to Dr. Fiona Stewart on May 27, 2015 at the 15th International Congress of Radiation Research in Kyoto, Japan.

ICRU Elects Four New Members

2014 Commission Meeting

In Memoriam - Dr. Warren K. Sinclair March 9, 1924 - May 14, 2014

About ICRU

Mission Statement

To develop and promulgate internationally accepted recommendations on radiation related quantities and units, terminology, measurement procedures, and reference data for the safe and efficient application of ionizing radiation to medical diagnosis and therapy, radiation science and technology, and radiation protection of individuals and populations.

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