Nuclear Structure and Decay Data Evaluators' Corner


Revised Guidelines for Evaluators now available. Updated April 2021.

Please also consult the checklist before submitting your mass chain.

Guidelines for performing a review of a mass chain can be found here.

Zipped archived ENSDF files going back through 2004.

Find Q values needed for evaluations.

Listing of high-priority nuclides and current status of ENSDF evaluations ordered by XUNDL cut-off and by date of last evaluation.