# na-zfilter-phase-p1p2-cycling-p1.in # approach: 48-phase cycling the first pulse, the second pulse and the receiver # spin-3/2 echo amplitude optimization # versus the first-pulse duration # in three-pulse z-filtered phase-modulated -3Q-MAS sequence, # the second-pulse duration p2 = 4 micro seconds # the third-pulse duration p3 = 2 micro seconds spinsys { channels 23Na nuclei 23Na quadrupole 1 1 1e6 1 0 0 0 } par { spin_rate 5000 variable tsw 0.25 sw 1.0e6/tsw np 17 crystal_file rep100 gamma_angles 10 proton_frequency 800e6 start_operator I1z detect_operator I1c verbose 1101 variable rf 90000 variable rf3 93000 variable p2 4 variable p3 2 } proc pulseq {} { global par maxdt $par(tsw) acq $par(ph31) for {set i 1} {$i < $par(np)} {incr i} { pulse $par(tsw) $par(rf) $par(ph1) store 2 pulse $par(p2) $par(rf) $par(ph2) pulse $par(p3) $par(rf3) x acq $par(ph31) reset prop 2 } } proc main {} { global par foreach p {{ 0 0 270}\ { 30 0 0}\ { 60 0 90}\ { 90 0 180}\ {120 0 270}\ {150 0 0}\ {180 0 90}\ {210 0 180}\ {240 0 270}\ {270 0 0}\ {300 0 90}\ {330 0 180}\ { 0 90 0}\ { 30 90 90}\ { 60 90 180}\ { 90 90 270}\ {120 90 0}\ {150 90 90}\ {180 90 180}\ {210 90 270}\ {240 90 0}\ {270 90 90}\ {300 90 180}\ {330 90 270}\ { 0 180 90}\ { 30 180 180}\ { 60 180 270}\ { 90 180 0}\ {120 180 90}\ {150 180 180}\ {180 180 270}\ {210 180 0}\ {240 180 90}\ {270 180 180}\ {300 180 270}\ {330 180 0}\ { 0 270 180}\ { 30 270 270}\ { 60 270 0}\ { 90 270 90}\ {120 270 180}\ {150 270 270}\ {180 270 0}\ {210 270 90}\ {240 270 180}\ {270 270 270}\ {300 270 0}\ {330 270 90}} { set par(ph1) [lindex $p 0] set par(ph2) [lindex $p 1] set par(ph31) [lindex $p 2] 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 23Na: " puts [resfreq 23Na $par(proton_frequency)] } # SIMP # NP=17 # SW=4000000 # TYPE=FID # DATA # 0 0 # -1.22599029e-05 2.22044605e-16 # -0.00040257911 -1.11022302e-16 # -0.00311771289 5.55111512e-16 # -0.0132193366 1.11022302e-16 # -0.0397666843 -2.22044605e-16 # -0.0950483707 3.33066907e-16 # -0.191645832 -2.77555756e-16 # -0.338021834 1.11022302e-16 # -0.534517163 4.4408921e-16 # -0.771869605 3.88578059e-16 # -1.03328249 7.04297731e-16 # -1.29924032 9.71445147e-17 # -1.55284734 2.22044605e-16 # -1.78335778 4.30211422e-16 # -1.98678026 1.27675648e-15 # -2.16410041 3.88578059e-16 # END