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I've got some (phased) 2D spectra and I'd like to create an automated workflow to get a listing of the peak positions, i...
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Hi,
I'm about to start to implement a front end to simpson, and perhaps spinevolution. I wonder if anyone here have some...
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Dear Sir,
I am new to set up of aromatic assignment experiment. Can you please specify what parameters in VNMRJ 2.2 a...
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1 |
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Hello- Is there interest in posting information from the AMMRL meeting at this year's ENC on NMR Wiki? Maybe tweets or ...
3 |
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Hello to all,
This time I am having problem with doing a double resonance experiment. The final goal is to do 1H/19F-HO...
2 |
1 |
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Why do we trun off sample spinning when we do NOESY experiment?
...
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Does anyone know of literature pointing to NMR experiments that can select for say -CH3 groups attached to -CH2?
...
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I am currently trying to write a program that is a lot like the multizg program in the Bruker software, Topspin but with...
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Dear Everyone
I´d like to run 33S-NMR experiments using a Bruker NMR spectrometer at 400 MHz buy I nedd the pulse seque...
3 |
1 |
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I've received a loaner probe from Bruker while ours is being repaired but I'm not getting any timely response on instruc...
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I have recently set up the eretic sample concentration measurement experiment experiment on our AvanceIII instrument. ...
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1 |
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Hello all, iam trying to key in the correct value for nd0 for a custom written pulse program. In doing so i ran into con...
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Dear experts,
I want to run 1H-119Sn HMBC or HMQC, but I don't know the name of pulse program in Bruker.
Do you know the...
2 |
1 |
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I am having trouble locking a sample of a polymer dissolved in OCDB at 135 degree's. Can this high temperature interfer...
4 |
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10982 |
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In a normal fully decoupled carbon experiment, can you integrate equivalent carbons? In other words , do all CH3's get ...
2 |
1 |
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So it is pretty much always recommended to calibrate the 90 for 1H for any 2D experiment... Cosy, Noesy, HSQC, etc...
...
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Hello, dear NMR-comrades!
I work on Bruker AVANCE II 400 MHz NMR-spectrometer and today I had some troubles with wobbi...
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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
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Hello all,
In a typical 2D experiment, the delay "d0" (t1 increment delay in Bruker) is compensated for the chemical sh...
Posted:
Jana
31
Aug 02 '12 at 10:33
1 |
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Dear all,
My first question here, I hope that someone can help!
In a paper describing a method to measure diffusion us...
Updated:
Daan
11
Sep 11 '12 at 00:34
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Hello all,
I have 1H-15N HSQC spectra that contain pairs of partially overlapped crosspeaks for which I need to extract...
2 |
1 |
5k |
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Hi everyone
I would like to write some code to read in spectra that were processed using TopSpin (Bruker), but so far I...
3 |
1 |
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Hello All
I have two examples of what appears to be 6J coupling between 1H and 15N using gradient HMBC experiments with...
3 |
1 |
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Hey folks, I was wondering if anyone else has had any issues with the experiments/pulse sequences that came standard in ...
2 |
1 |
6k |
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Hello,
I am trying to compare different 31P chemical shift data from a variety of literature sources. However, each of...
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1 |
2k |
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Hi NMR Wiki users,
I'm using two point method(Marius Clore and Junji Iwahara methods) to measure the PREs, but in my ex...
Posted:
Kris
11
Dec 11 '12 at 07:48
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1 |
9k |
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I had just finished refilling the nitrogen and powering up the NMR after the holiday shutdown and went through the norma...
2 |
1 |
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Hi!
I have a problem signing up at the NMR wiki.
I am met with this screen.
There is no user creation possibility.
...
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1 |
1k |
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Dear all,
Although my first question, remained unanswered, I still stay optimistic hoping this one will find its way t...
Posted:
Yar
13
Jul 02 '13 at 08:49
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1 |
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For spin ½ The echo trajectory M(t ) fits well to the function :
M (t) =M0 * EXP (-t/T) * COS (pi * j * t) (t: sp...
Updated:
ghNMR
11
Jul 26 '13 at 08:36
4 |
1 |
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Hello,
I work a lot with compounds containing numerous carbohydrate groups. Therefore I use frequently 1D-TOCSY experim...
1 |
0 |
7k |
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What is a good way to calibrate PFG? How do you prepare the most suitable sample for the calibration?
...
3 |
0 |
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Has anyone recorded directly detected 15N spectra on UnityInova?
We have a triple resonance HCN probe. The sample I've u...
1 |
0 |
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What is a good method to make quality plots of 2D and 1D NMR spectra of very large size? - e.g. for posters.
...
6 |
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20818 |
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I need to give NMR data to someone who has only spreadsheet software to prepare plots of data and she also wants to fit ...
0 |
0 |
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What setup do you use to measure EPR at temperatures above room temperature?
We have a Bruker EMX500 instrument and we...
3 |
0 |
6k |
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I need informations about nuclear magnetic resonance of proteins with figures.
...
1 |
0 |
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these two directories seem to contain same kind of files,
I'm curious why there are two instead of just one?
Thanks.
...
0 |
0 |
3k |
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What are typical magnitudes in Hertz of resonance line width of proton, carbon-13, nitrogen-15 and phosphorus-31 in biol...
1 |
0 |
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Hello,
I am aware that field inhomogeniety will impact performance of multi-pulse experiments but by how much?
Say I h...
2 |
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12758 |
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Hello,
I know that this problem has been discussed a number of times on the nmrPipe newsgroup and there are some helpfu...
1 |
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hey, I found that it's quite easy to make plots of NMR spectra with MNova!
I've tried a stacked plot feature for a bunc...
2 |
0 |
7k |
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Our coil area length is 16 mm. Should we be making samples exactly 16 mm long in the Shigemi tubes for the best sensitiv...
1 |
0 |
10574 |
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Hello, could someone share directions on how to tune and match NMR probe RF circuit using a network analyzer? We have a ...
1 |
0 |
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I need to run noesy for a monomeric peptide of about 1.5kDa at 800 MHz 1H frequency. NOE peaks are weak at 100 ms mixing...
1 |
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I've found that one of our probes lost ~1.5-2 dB of power on 13C, but nutation curve looks OK. There are no random spike...
1 |
0 |
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Is a quantum of energy such as that in transverse RF field produced by NMR probe absorbed instantaneously by a single nu...
1 |
0 |
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What techniques are used in the modern pulse sequences to reduce radiation damping issues?
Could you give some examples...
1 |
0 |
11588 |
answers |
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... solving a structure of a cyclic peptide with Ornithine residue, where Orn side-chain participates in an amide bond.
...
0 |
0 |
6k |
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We've tried to measure an EPR spectrum of something in THF at -78C and could not tune the cavity on our Bruker EMX500 sp...