# Co-7Q-fil112.in


# spin-7/2 anti echo and echo amplitude optimization
# versus the first-pulse duration
# in three-pulse amplitude-modulated z-filter 7QMAS,
# the second-pulse duration p2 = 4 micro seconds
# the third-pulse duration p3 = 2 micro seconds

spinsys {
  channels 59Co
  nuclei   59Co
  quadrupole 1 2 3e6 0 0 0 0
}

par {
  spin_rate        5000
  variable tsw     0.25
  sw               1.0e6/tsw
  np               17
  crystal_file     rep10
  gamma_angles     10
  proton_frequency 800e6
  start_operator   112*I1z
  detect_operator  I1c
  verbose          1101
  variable rf      90000
  variable rf3     9300
  variable p2      4 
  variable p3      2 
}

proc pulseq {} {
  global par
  maxdt $par(tsw)

  matrix set 1 coherence {-7 7}
  matrix set 2 coherence {0}

  acq -y        
  for {set i 1} {$i < $par(np)} {incr i} {
    pulse $par(tsw) $par(rf) x
    store 2
    filter 1
    pulse $par(p2)  $par(rf) x
    filter 2
    pulse $par(p3) $par(rf3) x
    acq -y
    reset
    prop 2
  }
}

proc main {} {
  global par

  fsave [fsimpson] $par(name).fid
  puts "Larmor frequency (Hz) of 59Co: "
  puts [resfreq 59Co $par(proton_frequency)]
}

#SIMP
#NP=17
#SW=4000000
#TYPE=FID
#DATA
#0 0
#2.89467466e-14 3.94584825e-18
#2.25720268e-10 -2.02083847e-13
#4.02985142e-08 -4.50553628e-11
#1.46619681e-06 -1.67008594e-09
#2.13438081e-05 -2.32484895e-08
#0.000167624759 -1.69249745e-07
#0.000834381129 -7.58436689e-07
#0.00290125417 -2.26277722e-06
#0.00748033577 -4.50385885e-06
#0.0147053336 -4.8234761e-06
#0.0216194255 4.07420082e-06
#0.0200425661 3.5184898e-05
#-0.00417590714 0.000106141011
#-0.0693104115 0.000236131865
#-0.193235197 0.000441835636
#-0.387698708 0.000733616513
#END