  IUPAP Report 41 is a document that gives summary information about the major
nuclear physics facilities around the world. It is updated approximately every
five years by Working Group 9 of the International Union of Pure and Applied
Physics. The introduction to the report gives an overview of the field of
nuclear physics and outlines the major questions facing the field. This most
recent version of Report 41 has been updated to reflect the state of the field
in 2018. The full report can be found at
http://www.triumf.info/hosted/iupap/icnp/report41.html
