
New TopShim run:

version = topshim 2.2.0
date = 2026-01-15
time = 23:25:46.796
command = topshim 

FINE SHIMMING

Parameters:

probe = Z163739_0737
solvent = CDCl3
shim nucleus = 2H
nucleus optimised for = 13C
o1p (from lock) = 7.24 ppm

Results:


1D Shimming:
echo time must be reduced
Iteration 1: FWHM Before= 3.2 Hz, Target= 0.3 Hz, After= 0.7 Hz
Iteration 2: FWHM Before= 0.7 Hz, Target= 0.4 Hz, After= 4.9 Hz
Iteration 3: FWHM Before= 4.9 Hz, Target= 0.9 Hz, After= 1.2 Hz
Iteration 4: FWHM Before= 1.2 Hz, Target= 0.7 Hz, After= 0.6 Hz
Iteration 5: FWHM Before= 0.6 Hz, Target= 0.5 Hz, After= 0.9 Hz
Iteration 6: FWHM Before= 0.9 Hz, Target= 0.6 Hz, After= 0.5 Hz
Iteration 7: FWHM Before= 0.5 Hz, Target= 0.6 Hz, After= 0.9 Hz
Iteration 8: FWHM Before= 0.9 Hz, Target= 0.6 Hz, After= 0.8 Hz
Iteration 9: FWHM Before= 0.8 Hz, Target= 0.6 Hz, After= 0.9 Hz
Iteration 10: FWHM Before= 0.9 Hz, Target= 0.8 Hz, After= 0.7 Hz
Iteration 11: FWHM Before= 0.7 Hz, Target= 0.6 Hz, After= 0.8 Hz
Slow convergence detected. Shimming was aborted.
Using the best result as the final shim state.

Lineshape quality factor (1D shimming, non-spinning) = 0.875

shim changes: 
Z	+2646
Z2	+1510
Z3	+5145
Z4	+14088
Z5	+2361
Z6	-7148
Z7	+3319
Z8	-1842

duration = 5 min 3 sec
completed successfully
finished Thu Jan 15 23:30:48 2026


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