Beginners question: checking probe and multinulear ability in Bruker machines

2 1 8k
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Hi All, This may be a daft question, but how do I go about identifying the probe in our NMR machine, and hence whether ...
Posted: blankchem 11 / Updated: Kirk Marat 711 Jul 04 '14 at 08:51

h2bc experiment

2 1 3k
answers votes views
Hello nmr wikier I want to run pulprog h2bcetgpl3 on bruker instrument using adiabiatic shape pulse crp60comp.4 I determ...
Posted: feroon 21 / Updated: zablociak 21 May 30 '14 at 13:21

Why do unpaired electrons make NMR measurements difficult?

2 1 4k
answers votes views
Can someone please answer this for me? ...
Posted: TShpiruk 11 / Updated: Partha Mukherjee 1 Sep 27 '11 at 06:43

Switiching off the receiver during acquisition

0 0 1k
answers votes views
Hello nmr wikier. I use Bruker Avance I AQS 400. TopSpin Version 1.3 For a test I want to switch off the receiver durin...
Posted: Mario 1 Sep 13 '11 at 05:27

h2bc experiment

0 0 1k
answers votes views
Hello nmr wikier I want to run pulprog h2bcetgpl3 using adiabiatic shape pulse crp60comp.4 now how I determine power lev...
Posted: feroon 21 Sep 13 '11 at 00:51

topshim giving worse lineshape

6 0 8k
answers votes views
HI ON bruker av-500 topshim giving worse line shape spectra for e.g it is getting the right keys but in wrong direction...
Posted: feroon 21 / Updated: John Hollerton 96 Jan 23 '13 at 02:57

sample not spining

1 0 1k
answers votes views
HI I am faceing spining problem on av-300 bruker instrument. I have change spinner,clean shim stack but the problem is s...
Posted: feroon 21 / Updated: Jerry Hirschinger 199 Sep 12 '11 at 09:31

NOESY+WET 2D artifacts

0 0 1k
answers votes views
When i run 2d noesy with wet suppression (Hypercomplex with phase=1,2, nt=32, so phasecycle errors should be excluded)),...
Posted: Nikolay Boev 41 Sep 07 '11 at 06:07

modulo or integer division in topspin

1 0 1k
answers votes views
Hi! is there a possibility to perform an integer division or a modulo calculation in topspin 2.1? Thank you! ...
Posted: guma 1 / Updated: Clemens Anklin 416 Sep 06 '11 at 11:47

13C quaternary centers in amino acids

2 0 2k
answers votes views
I've got a sample of about 5mg of an amino acid that is the final product of a a synthesis. Due to the long relaxation t...
Posted: Eneas 1 / Updated: Matthew Revington 41 Sep 06 '11 at 09:04
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