31P-31P COSY

1 0 332
answers votes views
I like to run a 31P-31P COSY experiment to determine whether there is coupling between 1R-31P-CH2-31P-X in my molecule. ...
Updated: Jim Lin 1 Apr 09 at 07:54

splitting QCPMG echo train

0 0 112
answers votes views
Hi all, I'm running qcpmg (qcpmgaq), using bruker topspin3. Does anyone have a suggestion how to split the echos train? ...
Posted: shon roni 1 Mar 23 at 04:07

How to calcualte eoors in ppm from Hz of Hsqc data?

1 0 194
answers votes views
Hi all, I want to calculate error in ppm from my Hsqc data. My spectrometer yields X1axis, Y1Axis, DX1, DY1, X1ppm, and ...
Posted: ick lad 1 / Updated: Arkadiusz Leniak 238 Mar 17 at 02:10

Why NMR can deliver angstrom reolution structures.

1 0 194
answers votes views
How can NMR operating at radiofrequency wavelengths deliver angstrom resolution? For example X-ray crystallography opera...
Posted: Anon 1 / Updated: Arkadiusz Leniak 238 Mar 17 at 01:10

Absence of some signals on 1H and 13C spectra of polyaromatic carboximidate

3 0 831
answers votes views
Hi, I have encountered a strange behaviour of some signals (they are absent) in a series of polycyclic aromatic carboxi...
Posted: Arkadiusz Leniak 238 / Updated: zablociak 21 Mar 23 at 12:11

reading Bruker phase data

1 0 176
answers votes views
Hi all, I'm having trouble reading the 2dseq file for a scan I ran. It should contain 2 slices of 66x50 voxels, repeate...
Updated: Nicholas E 11 Mar 13 at 10:53

WaterLOGSY pulse program for bruker

1 0 571
answers votes views
Hello, I was wondering if there was a waterLOGSY sequence among the bruker sequences. If not, could someone tell me whe...
Posted: gravatar 73 / Updated: Arkadiusz Leniak 238 Mar 17 at 08:09

OH, NH, SH Labile protons in water nmr

1 0 285
answers votes views
Hello all, Just to mirror Craig Grimmer's question about labile protons in non-aqueous solvents, does anyone know of an...
Posted: gravatar 73 / Updated: Arkadiusz Leniak 238 Mar 14 at 11:24

Mechanism of chemical exchange between labile protons (OH, NH, SH)

1 0 214
answers votes views
Hello All Does anyone know of any good articles dealing with the mechanisms of labile proton exchange in non-aqueous so...
Posted: Craig Grimmer 41 / Updated: gravatar 73 Mar 09 at 02:28

Topshim error

2 0 293
answers votes views
HELLO all nmr wikier,I am facing problem in runing topshim on bruker 500Mhz using topspin 2.1 it finishes with error (fi...
Posted: feroon 21 / Updated: Jim Lin 1 Mar 31 at 06:19
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