quantum-espresso/EPW/examples/sic/phonons/ph.in

--
&inputph
  prefix   = 'sic'
  fildvscf = 'dvscf'
  ldisp    = .true
  fildyn   = 'sic.dyn'
  nq1=6,
  nq2=6,
  nq3=6,
  tr2_ph   =  1.0d-12
 /