Unanswered questions

Basics of filtered NOE experiment

1 1 4k
answers votes views
I have not fully understood the mechanism of the filtered NOE experiment. What does it tell you? Are you able to disting...
Posted: Amelie W 11 / Updated: Evgeny Fadeev 5771 Mar 03 '11 at 17:44

setting up solid echo on bruker

4 1 11189
answers votes views
Hello, I need to set up aquisition parameters for an echo solid sequence on bruker. In order to analyse deuteraed sample...
Updated: silvernmr 11 Mar 06 '11 at 12:39

transfer of data sets/pulse sequences from Xwinnmr/DRX to Avance III/topspin

1 1 4k
answers votes views
How do I transfer data sets ( with pulse sequences for measurements of various cross- -relaxtion rates) collected unde...
Posted: liliya 21 / Updated: Wendy Gong 1 Mar 09 '11 at 03:31

two triplets and no quartet?

4 1 7k
answers votes views
Hello all, I have spent approximately 4 hours trying to analyze an H NMR consisting of two doublets of doublets (pe...
Posted: Kelsey O'Dell 11 / Updated: joenmr 1 Feb 18 '15 at 10:44

How to study polymer degradation by gamma and X-Ray radiation?

0 1 4k
answers votes views
Hi, I was asked to study polyethylene degradated by gamma and Xrays. I planed to measure relaxations rates, but which on...
Posted: Anne Baudouin 36 / Updated: Evgeny Fadeev 5771 Mar 16 '11 at 08:10

Correlations across glycosidic bonds

2 1 6k
answers votes views
I am studying carbohydrates and was wanting to know if it was possible to record correlations through the ether linkage ...
Posted: Thomas Garner 81 / Updated: SankarampadiAravamudhan 91 Apr 11 '11 at 01:04

bruker to varian translations

1 1 5k
answers votes views
Does anyone know a good source for bruker to varian translations in terms of commands and general terms? ...
Updated: Thomas Garner 81 Mar 29 '11 at 07:06

RDCs di-Methyl lysine

0 1 2k
answers votes views
We are interested in studying di-methyl lysine, given that in most cases the two methyl groups are equivalent and each h...
Posted: Thomas Garner 81 Mar 30 '11 at 13:00

About paragnetic impurities, inorganic salts, bad workups, etc. and their impact on small-molecule NMR spectra

2 1 20809
answers votes views
I sometimes face the challenge of explaining to my organic chemists that, even if no impurity signals are visible in the...
Posted: Sylvain Demanze 71 / Updated: djh 1 Aug 11 '11 at 03:19

same parameters but difference in phase why?

2 1 4k
answers votes views
hi, though this question seems to be easy for you but i am new for this software and to this field. Recently, i took sil...
Updated: Ganesh 21 Apr 24 '11 at 23:28
607

questions without an accepted answer

Questions are sorted by the number of votes. Most voted questions are shown first.

Tags

posts per page103050

powered by CNPROG