Additional Effective Dose to Residents Caused by Utilization of Coal Ash and Cinders

摘要

<正>Trace naturalγnuclides such as U series,Th series and the 40K in coal are concentrated in coal ash and cinders in the process of coal burning,along with the increase of naturalγnuclide content in bricks,blocks and other wall materials mixed with coal ash and cinders,which are several