Unanswered questions

Locking in new solvent

2 0 7k
answers votes views
Hello, I am trying to determine solution structure of a peptide in 50% trifluoroethanol(TFE) solution. I dissolved my p...
Posted: GlennG 1 / Updated: JohnW 1 Jul 16 '12 at 15:18

What will happen if I use long pulse?

7 1 11709
answers votes views
Hello everybody. We have an AVANCE 500 MHz bruker instrument. Unfortunately, our amplifier has been weakened and I can n...
Posted: He 21 / Updated: jkurutz 131 Jul 19 '12 at 06:24

Lock Error Bruker Ascend 600

2 0 12294
answers votes views
Hi there, We had a short power failure yesterday and since my boss is in Ireland and our other so called NMR guru does...
Posted: Patrick Seibert 1 / Updated: aaaeee 1 Apr 12 '18 at 12:50

Difficulties with wobbing.

4 1 5k
answers votes views
Hello, dear NMR-comrades! I work on Bruker AVANCE II 400 MHz NMR-spectrometer and today I had some troubles with wobbi...
Posted: Alexander Abakumov 11 / Updated: Jerry Hirschinger 199 Jul 16 '12 at 07:55

Deleting Regions in Sparky

1 0 3k
answers votes views
Hey all-- I'm wondering if there is a way to delete regions of an NMR spectrum in Sparky (or another free software). I...
Updated: DVigneault 3 Jul 05 '12 at 07:21

vertical cylindric oven for NMR tube up to 200C

3 0 3k
answers votes views
Hi I have alraedy seen such a thing, but a google search now ended up with nothing. Does sbdy now where to by such smal...
Posted: fid 139 / Updated: oxy 31 Jul 12 '12 at 03:52

A beginner's guide to protein backbone assignment?

3 0 7k
answers votes views
Hi All, I'm new to protein backbone assignment by NMR, and my protein is about ~37kDa (about 400 residues). We've acqui...
Posted: snoopster398 1 / Updated: Justin Frank 1 Jun 27 '16 at 21:03

How important is calibrating a 90degree pulse for 2D?

2 1 4k
answers votes views
So it is pretty much always recommended to calibrate the 90 for 1H for any 2D experiment... Cosy, Noesy, HSQC, etc... ...
Posted: Javaslinger 53 / Updated: Nikolay Boev 41 Jun 29 '12 at 09:04

Contours in rNMR

1 0 3k
answers votes views
Hey all–– I recently installed the rNMR library (1.1.7) in R (32-bit, 1.40) on my mac (10.6.8). I've been trying to ad...
Updated: DVigneault 3 Jun 29 '12 at 11:00

Karma system blocking people out

1 2 3k
answers votes views
Hi, the karma system is probably a good thing for choosing who can moderate or so. But it is enoying starters a lot. As...
Posted: fid 139 / Updated: Evgeny Fadeev 5771 Jul 12 '12 at 16:04
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