# Al-5Q-fil100.in # spin-5/2 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 spinsys { channels 27Al nuclei 27Al 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 100*I1z detect_operator I1c verbose 1101 variable rf 90000 variable rf3 9300 variable p2 4 variable p3 2 } proc pulseq {} { global par maxdt $par(tsw) matrix set 1 coherence {-5 5} matrix set 2 coherence {0} acq -y for {set i 1} {$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 27Al: " puts [resfreq 27Al $par(proton_frequency)] } #SIMP #NP=17 #SW=4000000 #TYPE=FID #DATA #0 0 #-2.12986608e-09 1.3486748e-12 #-9.7577097e-07 6.19650802e-10 #-3.12143846e-05 1.9826762e-08 #-0.000326039105 2.07804877e-07 #-0.00181331962 1.18744633e-06 #-0.00668640961 4.71373012e-06 #-0.0183851674 1.48649096e-05 #-0.0405853665 4.0173717e-05 #-0.0760261106 9.66432271e-05 #-0.126658022 0.000209650833 #-0.195158579 0.000410629174 #-0.285864452 0.000726230971 #-0.403250007 0.0011640517 #-0.548253895 0.00170349741 #-0.714861922 0.0022977669 #-0.889420393 0.00288578236 #END