
New TopShim run:

version = topshim 2.4.0
date = 2026-10-30
time = 15:01:45.608
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= 0.7 Hz, Target= 0.4 Hz, After= 0.6 Hz
Iteration  2: FWHM Before= 0.6 Hz, Target= 0.3 Hz, After= 0.4 Hz
Iteration  3: FWHM Before= 0.4 Hz, Target= 0.3 Hz, After= 0.6 Hz
Iteration  4: FWHM Before= 0.6 Hz, Target= 0.4 Hz, After= 0.3 Hz
Shim succeeded

Lineshape quality factor (1D spectrum, spinning) = 0.456


Performing tune after shimming
tune lock level increase = 1.5

shim changes: 
Z	-92
Z2	-134
Z3	-154
Z4	-302
Z5	+211

duration = 6 min 50 sec
completed successfully
finished Fri Oct 30 15:08:34 2026


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