Unanswered questions

Calculate the resonance frequency of hydrogen nucleus in an applied field of 2.4 T if ßN = 5.05 x 10-27 JT-1 and g = 5.585.

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Calculate the resonance frequency of hydrogen nucleus in an applied field of 2.4 T if ßN = 5.05 x 10-27 JT-1 and g = 5.5...
Posted: mala ramanji 1 May 24 '15 at 06:24

What do you call this sequence

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I'm looking for the name of this sequence. It's a bit like the 1H portion of INEPT, but its purpose is not to transfer ...
Updated: clemistry 1 May 15 '15 at 10:36

Bruker phase image recon

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Hi all- I'm acquiring 1-2s/dynamic, single-slice gradient echo image series over a period of 10 minutes or so. By defau...
Posted: Nicholas E 11 Apr 17 '15 at 08:35

dept nuclear magnetic resonance

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what it the difference between c13 and dept nmr? ...
Posted: dereje sharew 1 / Updated: gravatar 83 Apr 28 '15 at 02:51

Bruker AV500 TOPSHIM error

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Hi, I'm having a problem with topshim on Bruker AV 500 using topspin 2.1. it finishes with error (topshim: FieldMap - no...
Posted: jrlopez 1 / Updated: Jim Lin 1 Apr 14 '15 at 06:23

nmr phenylethylamine

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hello...i know only the basics on nmr and need some help :i need H-NMR help with phenylethylamine Phe-CH2-CH2-NH-R - how...
Posted: ann choroshun 1 / Updated: Jim Lin 1 Apr 09 '15 at 07:59

Distorted/antiphase signals when doing Dosy

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Hello, I am running Dosy experiment using ledbpgp2s sequence. I am getting sort of signal distortions. I tried the solu...
Posted: Umayal Rakesh 1 / Updated: gravatar 83 Jun 08 '15 at 03:44

31P-31P COSY

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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 '15 at 07:54

splitting QCPMG echo train

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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 '15 at 04:07

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

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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 '15 at 02:10
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