
New TopShim run:

version = topshim 2.4.0
date = 2026-10-26
time = 10:53:21.690
command = topshim  convcomp ordmax=4

FINE SHIMMING

Parameters:

probe = Z104275_0310
solvent = CDCl3
shim nucleus = 2H
nucleus optimised for = 1H
o1p (from lock) = 7.24 ppm

Results:


1D Shimming:
Low S/N encountered. The acquisition parameters will be changed to improve this issue.
echo time must be reduced
Iteration  1: FWHM Before=23.5 Hz, Target= 0.2 Hz, After=18.1 Hz
Iteration  2: FWHM Before=18.1 Hz, Target= 0.3 Hz, After=11.3 Hz
Iteration  3: FWHM Before=11.3 Hz, Target= 0.3 Hz, After=10.5 Hz
Iteration  4: FWHM Before=10.5 Hz, Target= 0.5 Hz, After= 8.0 Hz
Iteration  5: FWHM Before= 8.0 Hz, Target= 0.4 Hz, After= 1.4 Hz
Iteration  6: FWHM Before= 1.4 Hz, Target= 0.6 Hz, After= 1.7 Hz
Iteration  7: FWHM Before= 1.7 Hz, Target= 0.3 Hz, After= 0.9 Hz
Iteration  8: FWHM Before= 0.9 Hz, Target= 0.3 Hz, After= 0.9 Hz
Iteration  9: FWHM Before= 0.9 Hz, Target= 0.5 Hz, After= 0.9 Hz
Iteration 10: FWHM Before= 0.9 Hz, Target= 0.9 Hz, After= 1.1 Hz
Iteration 11: FWHM Before= 1.1 Hz, Target= 0.9 Hz, After= 0.7 Hz
Iteration 12: FWHM Before= 0.7 Hz, Target= 0.3 Hz, After= 1.2 Hz
Iteration 13: FWHM Before= 1.2 Hz, Target= 0.2 Hz, After= 0.8 Hz
Using the best result as the final shim state.

Lineshape quality factor (1D spectrum, spinning) = 0.938

shim changes: 
Z	+82
Z2	-2947
Z3	+10721
Z4	+84998

duration = 7 min 39 sec
completed successfully
finished Mon Oct 26 11:00:59 2026


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