
New TopShim run:

version = topshim 2.4.0
date = 2025-12-03
time = 12:48:15.865
command = topshim  1d tuneaxyz

FINE SHIMMING

Parameters:

probe = Z108618_0305
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=22.7 Hz, Target= 0.4 Hz, After= 0.2 Hz
Iteration  2: FWHM Before= 0.2 Hz, Target= 0.3 Hz, After= 0.4 Hz
Iteration  3: FWHM Before= 0.4 Hz, Target= 0.2 Hz, After= 0.6 Hz
Iteration  4: FWHM Before= 0.6 Hz, Target= 0.4 Hz
Shim succeeded

Lineshape quality factor (1D spectrum, spinning) = 0.715


Performing tune after shimming
tune lock level increase = 1.2

shim changes: 
Z	-639
Z2	-367
Z3	-859
Z4	-4892
Z5	-7405

duration = 2 min 33 sec
completed successfully
finished Wed Dec  3 12:50:47 2025


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