# Co-5Q-digitizedphase80.in

# spin-7/2 anti echo and echo amplitude optimization
# versus the first-pulse duration
# in three-pulse amplitude-modulated z-filter 5QMAS,
# the second-pulse duration p2 = 4 micro seconds
# the third-pulse duration p3 = 2 micro seconds
# nested phase cycling with digitized phase for receiver

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   I1z
  detect_operator  I1c
  verbose          1101
  variable rf      90000
  variable rf3     9300
  variable p2      4
  variable p3      2
  variable NA      10
  variable NC      8
  variable deltapA 5
  variable deltapC 1
}

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

  acq -y
  for {set i 1} {$i < $par(np)} {incr i} {
    pulse $par(tsw) $par(rf)  $par(phA)
    store 2
    pulse $par(p2)  $par(rf)  $par(phB)
    pulse $par(p3)  $par(rf3) $par(phC)
    acq                 [expr $par(phREC) - 90]
    reset
    prop 2
  }
}

proc main {} {
  global par

  set par(phB)   0

  for {set jC 0} {$jC < $par(NC)} {incr jC} {
    set par(phC)   [expr $jC*360./$par(NC)]

    for {set jA 0} {$jA < $par(NA)} {incr jA} {
      set par(phA)   [expr $jA*360./$par(NA)]
      set par(phREC) [expr $par(deltapA)*$par(phA) + $par(deltapC)*$par(phC)]

      set g [fsimpson]
      if [info exists f] {
        fadd $f $g
        funload $g
      } else {
        set f $g
      }
    }
  }

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

#SIMP
#NP=17
#SW=4000000
#TYPE=FID
#DATA
#0 0
#2.79184721e-08 -1.85420568e-11
#1.33780902e-05 -8.86077611e-09
#0.000443492033 -2.52428049e-07
#0.00473833934 -2.1510957e-06
#0.0265125545 -9.06637038e-06
#0.0965813664 -2.42654748e-05
#0.257988542 -5.07994481e-05
#0.545608366 -0.000104605075
#0.967301845 -0.000234428138
#1.50564635 -0.00051212985
#2.13548957 -0.000969468673
#2.83526024 -0.00152485147
#3.5772402 -0.00197982914
#4.30296622 -0.00210394883
#4.90998395 -0.00174041562
#5.27440812 -0.000858431397
#END