quantum-espresso/GUI/PWgui/examples/projwfc/sample.pr.inp

 &PROJWFC
                      prefix = 'pwscf' ,
                      outdir = '/scratch/tone/test/' ,
                      ngauss = 1 ,
                     degauss = 0.03 ,
                      DeltaE = 0.01 ,
                        Emin = -10.0 ,
                        Emax = 4.0 ,
 /