
New TopShim run:

version = topshim 2.4.0
date = 2026-09-30
time = 17:32:41.140
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= 8.0 Hz, Target= 0.2 Hz, After= 0.3 Hz
Iteration  2: FWHM Before= 0.3 Hz, Target= 0.2 Hz, After= 1.2 Hz
Iteration  3: FWHM Before= 1.2 Hz, Target= 1.2 Hz, After= 1.3 Hz
Iteration  4: FWHM Before= 1.3 Hz, Target= 0.2 Hz, After= 1.0 Hz
Iteration  5: FWHM Before= 1.0 Hz, Target= 1.8 Hz, After= 2.1 Hz
Iteration  6: FWHM Before= 2.1 Hz, Target= 0.6 Hz, After= 1.2 Hz
Iteration  7: FWHM Before= 1.2 Hz, Target= 0.2 Hz, After= 0.7 Hz
Shim succeeded

Lineshape quality factor (1D spectrum, spinning) = 1.29

shim changes: 
Z	-488
Z2	-957
Z3	-2659
Z4	-3446

duration = 4 min 37 sec
completed successfully
finished Wed Sep 30 17:37:16 2026


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