quantum-espresso/PHonon/examples/example17/reference/bn.ph.disp.in

Phonon dispersions for BN
 &inputph
  tr2_ph=1.0d-15,
  prefix='bn',
  outdir='/home/paulatto/espresso/tempdir/',
  fildyn='bn.disp.dyn',
  ldisp=.true.
  nq1=8, nq2=8, nq3=1,
 /