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Copy pathwrite_ph.py
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write_ph.py
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import os
def write_ph(prefix, nq, ecutwfc, nbnd):
#
# ph.in : Phonon
#
if not os.path.isfile("ph.in"):
with open("ph.in", 'w') as f:
print("Phonon", file=f)
print("&INPUTPH", file=f)
print(" prefix = \'%s\'" % prefix, file=f)
print(" lshift_q = .true.", file=f)
print(" ldisp = .true.", file=f)
print(" search_sym = .false.", file=f)
print("! reduce_io = .true.", file=f)
print(" tr2_ph = 1.0d-15", file=f)
print(" alpha_mix = 0.3", file=f)
print(" fildvscf = \'dv\'", file=f)
print(" nq1 = %d" % nq[0], file=f)
print(" nq2 = %d" % nq[1], file=f)
print(" nq3 = %d" % nq[2], file=f)
print("! start_q = ", file=f)
print("! last_q = ", file=f)
print("/", file=f)
#
# elph.in : Electron-phonon
#
if not os.path.isfile("elph.in"):
with open("elph.in", 'w') as f:
print("Electron-phonon", file=f)
print("&INPUTPH", file=f)
print(" prefix = \'%s\'" % prefix, file=f)
print(" lshift_q = .true.", file=f)
print(" ldisp = .true.", file=f)
print("! reduce_io = .true.", file=f)
print(" search_sym = .false.", file=f)
print(" nq1 = %d" % nq[0], file=f)
print(" nq2 = %d" % nq[1], file=f)
print(" nq3 = %d" % nq[2], file=f)
print("! start_q = ", file=f)
print("! last_q = ", file=f)
print(" fildvscf = \'dv\'", file=f)
print(" electron_phonon = \'lambda_tetra\'", file=f)
print(" nk1 = %d" % (nq[0]*4), file=f)
print(" nk2 = %d" % (nq[1]*4), file=f)
print(" nk3 = %d" % (nq[2]*4), file=f)
print("/", file=f)
print("&INPUTA2F", file=f)
print(" nfreq = %d" % 100, file=f)
print("/", file=f)
#
# epmat.in : Electron-phonon matrix for SCDFT
#
if not os.path.isfile("epmat.in"):
with open("epmat.in", 'w') as f:
print("Electron-phonon matrix", file=f)
print("&INPUTPH", file=f)
print(" prefix = \'%s\'" % prefix, file=f)
print(" lshift_q = .true.", file=f)
print(" ldisp = .true.", file=f)
print("! reduce_io = .true.", file=f)
print(" search_sym = .false.", file=f)
print(" nq1 = %d" % nq[0], file=f)
print(" nq2 = %d" % nq[1], file=f)
print(" nq3 = %d" % nq[2], file=f)
print("! start_q = ", file=f)
print("! last_q = ", file=f)
print(" fildvscf = \'dv\'", file=f)
print(" electron_phonon = \'scdft_input\'", file=f)
print(" nk1 = %d" % nq[0], file=f)
print(" nk2 = %d" % nq[1], file=f)
print(" nk3 = %d" % nq[2], file=f)
print(" elph_nbnd_min = ", file=f)
print(" elph_nbnd_max = ", file=f)
print("/", file=f)
#
# phdos.in : Phonon DOS
#
if not os.path.isfile("phdos.in"):
with open("phdos.in", 'w') as f:
print("&INPUT", file=f)
print(" fildyn = \'matdyn\'", file=f)
print(" la2f = .true.", file=f)
print(" dos = .true.", file=f)
print(" asr = \'crystal\'", file=f)
print(" flfrc = \'ifc.dat\'", file=f)
print(" nk1 = %d" % (nq[0]*2), file=f)
print(" nk2 = %d" % (nq[1]*2), file=f)
print(" nk3 = %d" % (nq[2]*2), file=f)
print(" ndos = %d" % 100, file=f)
print("/", file=f)
#
# scdft.in : Input file for scdft.x
#
if not os.path.isfile("sctk.in"):
with open("sctk.in", 'w') as f:
print("&CONTROL", file=f)
print(" prefix = \'%s\'" % prefix, file=f)
print(" calculation = kel", file=f)
print("/", file=f)
print("&KEL", file=f)
print("! start_q = 1", file=f)
print("! last_q = 1", file=f)
print(" nci = 10", file=f)
print(" laddxc = 0", file=f)
print(" ecutwfc = %f" % ecutwfc, file=f)
print(" nq1 = %d" % nq[0], file=f)
print(" nq2 = %d" % nq[1], file=f)
print(" nq3 = %d" % nq[2], file=f)
print("/", file=f)
print("&SCDFT", file=f)
print(" temp = 0.1", file=f)
print(" fbee = 1", file=f)
print(" lbee = %d" % nbnd, file=f)
print(" xic = -1.0", file=f)
print(" nmf = 10", file=f)
print(" nx = 100", file=f)
print(" ne = 50", file=f)
print(" emin = 1.0e-7", file=f)
print(" emax = 5.0", file=f)
print(" electron_maxstep = 100", file=f)
print(" conv_thr = 1.0e-15", file=f)
print("/", file=f)