
New TopShim run:

version = topshim 2.1.0
date = 2023-07-09
time = 09:46:27.903
command = topshim 

FINE SHIMMING

Parameters:

probe = Z154039_0001
solvent = CDCl3
shim nucleus = 2H
nucleus optimised for = 1H
o1p (from lock) = 7.24 ppm

Results:


1D Shimming:
echo time must be reduced
echo time must be reduced

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.


NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 1: FWHM Before= 2.1 Hz, Target= 0.7 Hz, After= 0.5 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 2: FWHM Before= 0.5 Hz, Target= 0.4 Hz, After= 0.3 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 3: FWHM Before= 0.3 Hz, Target= 0.6 Hz, After= 0.3 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 4: FWHM Before= 0.3 Hz, Target= 0.3 Hz, After= 0.5 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 5: FWHM Before= 0.5 Hz, Target= 0.5 Hz, After= 4.3 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 6: FWHM Before= 4.3 Hz, Target= 0.4 Hz, After= 1.2 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 7: FWHM Before= 1.2 Hz, Target= 0.5 Hz, After= 0.9 Hz

NOTE: very poor map quality encountered. You may need to use the CONVCOMP option.

Iteration 8: FWHM Before= 0.9 Hz, Target= 0.3 Hz, After= 1.7 Hz
Unusually slow convergence detected. Shimming was aborted.
Using the best result as the final shim state.

Lineshape quality factor (1D spectrum, non-spinning) = 1.02

shim changes: 
Z	-2357
Z2	-132
Z3	+908
Z4	-2099
Z5	-552
Z6	-3042
Z7	+25339
Z8	-14998

duration = 3 min 30 sec
completed successfully
finished Sun Jul  9 09:49:56 2023


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