SPC/Fw water simulation: primitive PIMD with Nose'-Hoover chains
 &cntrl
  ipimd = 2,
  imin = 0, ntb = 1,  
  cut = 9.0, 
  temp0  = 298.15, tempi = 0.0, 
  ntt = 4, nchain = 4,
  dt = 0.00005, nstlim =  5,
  nscm = 100000000,
  ntpr = 1,
  eq_cmd = .false., adiab_param = 1.00, 
 /
 &ewald
  skinnb = 0.2d0,
 /
