Unanswered questions

polymer NMR

1 0 4k
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Why are NMR peaks of flexible polymers usually broad? Is it due to the intramolecular proton J coupling among different ...
Posted: timlo 1 / Updated: Arkadiusz Leniak 238 Sep 09 '14 at 10:05

Which Bruker HSQC program do you use?

5 0 9k
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Hello, could you tell me which HSQC and E-HSQC program are recommendable ? These are Bruker HSQC pulse programs: hsqcp...
Posted: lithiumamide 1 / Updated: RuudA 11 Sep 10 '14 at 11:46

Oxford Instruments 2.2K 800/63 pumped magnet

1 0 3k
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Dear all, our Oxford 800 Mhz pumped magnet is monitored using a windows 95 pc. The autodial is still running but we wer...
Posted: Ruud 1 / Updated: RuudA 11 Sep 25 '14 at 03:37

Spam that is lately spawning in wiki

2 4 3k
answers votes views
Greetings, I want to ask if someone knows what's going on in here with this spam about FIFA, some online games, etc. ? ...
Updated: Arkadiusz Leniak 238 Sep 23 '14 at 13:08

Tool for Subsampling Uniformly-Acquired Data to Mimic NUS Spectra

1 0 7k
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Hello all, I have several 2D and 3D data sets acquired using Bruker spectrometers in the standard uniform sampling fash...
Updated: ChemMJW 99 Aug 23 '14 at 20:43

Tool to extract several NMR spectra into text file format?

2 0 3k
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Hi As a newbie in the NMR world I hope you guys can help me out with a simple Q: I have 104 1D spectra I would like to t...
Posted: Michael 1 / Updated: John Hollerton 96 Sep 10 '14 at 03:36

15N 90 degree hard pulse calibration

4 0 25031
answers votes views
Greetings, I want to ask for some advice in matter of 15N hard pulse calibration on Bruker machines. I'm working on Avan...
Updated: Arkadiusz Leniak 238 Aug 25 '14 at 04:18

vnmrj spectra in mnova

3 0 11176
answers votes views
I have been trying to open varian vnmrj spectra in mnova software to workup the spectra, but I keep getting error messag...
Posted: Carolyn Shetter 1 / Updated: Ulrich Haunz 210 Aug 13 '14 at 05:09

Topspin 2.1 error message with Windows 7 OS

3 0 7k
answers votes views
Hi all, I have been running TopSpin 2.1 on my Windows 7 32-bit OS for the last few years and now am getting this annoyin...
Posted: Olivia 1 / Updated: Ulrich Haunz 210 Nov 14 '14 at 03:16

How to integrate CDCl3 (d-chloroform) peak area which is overlapped with other peaks?

4 0 8k
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Hi All, I would like to get suggestion about how to integrate the peak area of CDCl3 which is overlapped with other pea...
Posted: Jiping Yang 1 / Updated: John Hollerton 96 Sep 10 '14 at 03:53
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