Concentration-dependent signal fine splitting

5 2 6k
answers votes views
Hi, I have synthesized coproporphyrin II tetramethyl ester and taken a 1H NMR in CDCl3: http://illumina-chemie.de/uplo...
Posted: Jan Hartmann 33 / Updated: Gareth Morris 71 Mar 19 '13 at 02:54

MAS spin counting

5 0 2k
answers votes views
Hi, We have a Bruker MAS probe (4mm, late 90s vintage, widebore) that reports a spin speed twice what it is actually doi...
Posted: Kate Nairn 11 / Updated: w101bdk 7 Nov 13 '13 at 10:22

selective noesy

5 0 3k
answers votes views
Hi, I have question for you who have Bruker instruments! On 300 MHz I worked on selective noesy pulse sequence (selnogp)...
Posted: gugica 1 / Updated: Pete Gierth 401 Feb 13 '14 at 14:58

Which Bruker HSQC program do you use?

5 0 6k
answers votes views
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

Distorted/antiphase signals when doing Dosy

5 0 2k
answers votes views
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

Any decent nmr processing software for free?

5 0 5k
answers votes views
Hello people, Does anyone know of any free NMR software (no trials, I can't stand it anymore) that is robust enough to ...
Posted: gravatar 83 / Updated: Craig 41 Mar 05 '15 at 01:45

Weak NOE signals, serious t1 noise

5 0 4k
answers votes views
Since my university does not have a professional spectroscopist, I am a new learner of NMR, and I really have no one els...
Posted: Elvis 1 / Updated: RuudA 11 Nov 02 '14 at 07:22

1H-31P Hetcore with Varian inova 500, How can it be possible?

4 2 7k
answers votes views
I use a varian inova 500 NMR machine. it has vnmrj 2.1B software. An auto-x pfg 500 Mhz probe and auto tuning unit also....
Posted: oksijen 26 / Updated: Ulrich Haunz 210 Apr 27 '10 at 00:34

Software to calculate chemical exchange lineshape

4 2 8k
answers votes views
Are there any modern programs (preferably freeware) that will simulate line broadening in the presence of exchange. Some...
Posted: dstephenson 56 / Updated: Jana 31 Apr 19 '13 at 21:47

14N solid state NMR

4 1 5k
answers votes views
I would like to run some solid state 14N NMR spectra, but I have never run experiment on integer spins in the solid stat...
Posted: Anne Baudouin 36 / Updated: Joseph DiVerdi 146 May 31 '10 at 06:29
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