Generated by N. Marzari and M. Cococcioni (MIT) starting from Vanderbilt's
group data for LDA:

http://www.physics.rutgers.edu/~dhv/uspp/uspp-cur/Work/034-Se/034-Se-ca--vgrp

adapted to PBE: exfact=5 and Rc modified as follows:
   1.72       1.7       1.7            rc (3f10.5)

Please test before using!!!