Moreover the database includes some relevant material data for a priori estimates of potential dose due to unintended intakes


Type of material

nuclides or nuclide mixtures


Handled activity

per working day (annual average)


Release potential

depending on physical state of handled material (solid, liquid...)


Protection level

depending on type of handling (open working place, ventiation box...)


Duration of handling

rough number of handling days per year



Prof. Dr.-Ing. Hans Richard Doerfel

IDEA System GmbH, Am Burgweg 4, D-76227 Karlsruhe, Germany.