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As of 6 December 2019, the NUCLEUS Catalogue will be available from the IAEA public website. This page will be automatically redirected to the new location.
NUCLEUS is your common access point to the IAEA's Scientific, Technical and Regulatory Information Resources
NUCLEUS provides access to over 100 IAEA scientific, technical and regulatory information resources. This includes databases, websites, applications, publications, safety standards and more.
You can visit the full catalogue of information resources here.