Can anyone help me with Saturation Transfer NMR

2 1 5k
answers votes views
Hi I am working on a Varian 500MHz NMR. I am attempting to use the pulse sequence satxfer1D to measure the rate constant...
Posted: njmagarian 11 / Updated: Justin Frank 1 Jun 29 '16 at 19:30

Extraneous Peaks Observed on 19F NMR of Isolated "Pure" Compound

1 1 5k
answers votes views
I am observing four extraneous peaks on 19F, each at around 0.5% of the main signal at +11Hz, +88Hz, -17Hz, and -185Hz (...
Posted: Toph 13 / Updated: Kirk Marat 711 Oct 05 '11 at 13:13

Simple 1H-NMR Assignment Query

4 1 5k
answers votes views
Hi guys, sorry to be really cheeky and sign up simply to ask for help, but here goes. I've done a simple Grignard addit...
Posted: Brianstorm 11 / Updated: 3nath 11 Oct 26 '11 at 12:53

unusual tyrosine cross peaks

3 1 5k
answers votes views
Hi I am observing some unexpected cross peaks in some homonuclear protein data and I was wanting to know if anyone had a...
Posted: Thomas Garner 81 / Updated: james han 1 Aug 01 '16 at 21:28

Problem running spincad (vnmrj command)

1 1 3k
answers votes views
When I try to launch the spincad utility in the command line of VNMRJ v. 2.2c I get the following error: Error in start...
Updated: dkubicki 11 Nov 01 '11 at 11:26

c13 edit noesy phasing problem

3 1 5k
answers votes views
Dear NMR Wiki'ers I Have acquired c13-edit noesy experiment on 700vnmr for my target protein (20kd) with mixing time of...
Posted: sri 71 / Updated: Justin Frank 1 Jun 29 '16 at 19:48

Method for indirect 13C-1H J-couplings measurements

5 1 7k
answers votes views
Dear colleagues! 13C-1H J-couplings are essential in some areas of molecule structure research. I discovered modern met...
Updated: VVK 61 Nov 29 '11 at 12:37

halt command in topspin 3

1 1 6k
answers votes views
Hello all nmr wikier last week we have upgraded software topspin2.1 to topspin3 on bruker av400 machine.when we use halt...
Posted: feroon 21 / Updated: Evgeny Fadeev 5771 Dec 06 '11 at 11:09

Odd distortion in HOD peak in 1D DOSY (stebpgp1s)

2 1 4k
answers votes views
I have a small distortion in the HOD peak in my 1D DOSY spectra. However, it only occurs for the HOD signal and no other...
Updated: cyg 36 Jan 03 '12 at 21:45

bulk water relaxation dependence on temperature

2 1 6k
answers votes views
Is liquid water's relaxation rate strongly dependent on temperature, and does anyone have a link to a good online articl...
Posted: plshelp 11 / Updated: sekhar Talluri 621 Jan 15 '12 at 09:58
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