Searching protocol for "bgw"
Generate epsilon.inp for BerkeleyGW dielectrics.
Generate parabands.inp for large-band WFN_pb
Generate pw2bgw inputs for QE→BerkeleyGW
Create validated BerkeleyGW sigma.inp files
Automate sigma-only GW convergence sweeps
Automate GW epsilon and sigma convergence
Find QP gap convergence and recommend parameter