
New TopShim run:

version = topshim 2.4.0
date = 2026-10-05
time = 18:07:21.227
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.
Iteration  1: FWHM Before= 4.1 Hz, Target= 0.3 Hz, After= 0.3 Hz
Iteration  2: FWHM Before= 0.3 Hz, Target= 0.3 Hz, After= 0.6 Hz
Iteration  3: FWHM Before= 0.6 Hz, Target= 0.3 Hz, After= 0.6 Hz
Iteration  4: FWHM Before= 0.6 Hz, Target= 0.4 Hz, After= 0.7 Hz
Iteration  5: FWHM Before= 0.7 Hz, Target= 0.3 Hz, After= 0.3 Hz
Iteration  6: FWHM Before= 0.3 Hz, Target= 0.3 Hz, After= 0.4 Hz
Iteration  7: FWHM Before= 0.4 Hz, Target= 0.5 Hz
Shim succeeded

Lineshape quality factor (1D spectrum, spinning) = 0.541

shim changes: 
Z	+184
Z2	+201
Z3	+699
Z4	+1134

duration = 4 min 8 sec
completed successfully
finished Mon Oct 05 18:11:27 2026


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