BerkeleyGW calculates the quasiparticle properties and the optical responses of a large variety of materials.
To see what versions of BerkeleyGW are available type
module avail BerkekeyGW
To see what other modules are needed, what commands are available and how to get additional help type
module help BerkekeyGW
To use BerkekeyGW, include a command like this in your batch script or interactive session to load the BerkekeyGW module:
module load BerkekeyGW
Be sure you also load any other modules needed, as listed by the
module help BerkeleyGW command.