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Hi?
recently I try to use the bloch equation to simulate the magnetization M's variation, i used the perfect 90-degr...
Posted:
da hsu
1
Apr 18 '13 at 18:51
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0 |
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Hi folks,
Has anyone calculated NOESY intensities from a X-ray crystal structure? CORMA program calculates. But have an...
Posted:
nmrspin
1
May 10 '13 at 11:39
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Hi. I receive this error, when I try to modify the wiki.
Fatal error: Cannot redeclare class MWNamespace in /var/www/nm...
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I upload my protein on csrosetta server for generating structures. I have provided TALOS data file.
Its already two days...
Posted:
anup
1
Jun 04 '13 at 06:09
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Hello,
I have some users interested in measuring a ROESY build-up curve for their samples (NOESY does not work due to m...
Posted:
sararah
11
Jun 10 '13 at 08:30
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Hi, thank you for reading my question. I am a novice at NMR, I apologize in advance if my question appears naive. I am ...
Posted:
pjb
1
Jun 11 '13 at 00:32
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Hi,
I need to run FMR (ferromagnetic resonance) on Bruker x-band CW EPR spectrometer. I know it can be done, but I would...
Posted:
nmrman
1
Jun 14 '13 at 07:52
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0 |
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Hello
I am using satxfer1D experiment on varian unity plus 500 MHz spectrometer and vnmr (not vnmrJ!) software. I would...
Posted:
Kate
1
Jun 26 '13 at 04:59
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HELLO all nmr wikier,
I am facing problem in hsqc experiment on bruker machine using pulse prog hsqcetgpsi
Normally the ...
Posted:
feroon
21
Jun 27 '13 at 10:09
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1 |
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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
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Hi,
I am using gaussian 09 to simulate proton NMR and I am comparing my results with the ones published here:
Atieh, Z...
Posted:
LFF
1
Aug 16 '13 at 04:09
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0 |
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Hi !
I need a macro that can determine the standard deviation of the spectral noise for a many
similar 2D spectra.
I h...
| 0 |
0 |
3k |
| answers |
votes |
views |
Hi,
I do not know how to convert a data set acquired using Spinsight into a format that can be read by Topspin. The d...
Posted:
mike
1
Nov 14 '13 at 14:00
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0 |
1k |
| answers |
votes |
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One can roughly set the integral start and end by left clicking in the spectra. Is there a command which let you type in...
Posted:
de xiao
11
Nov 27 '13 at 07:58
| 0 |
0 |
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| answers |
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views |
Dear all!
I am struggling with some density matrices in PHIP experiments.
I understand why the density matrix before hyd...
| 0 |
0 |
6k |
| answers |
votes |
views |
Looking for 1-2 yrs funding to complete my Ph.D. in Chemistry. Thesis: 'A Study of Conformational Analysis and Molecular...
| 0 |
0 |
5k |
| answers |
votes |
views |
i want to ask how to analyze a pred. file generated as a result of running SPARTA+ shift prediction software .
...
| 0 |
0 |
2k |
| answers |
votes |
views |
I will appreciate if somebody write me how to integrate 2D NOESY spectrum in TopSpin 2.1 or 2.5!
Step by step, please! I...
Posted:
gugica
1
Feb 18 '14 at 03:55
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0 |
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Hi all,
This is my first post to the forum and I am admittedly new to the field of protein NMR. I appreciate your patie...
Posted:
Logan
1
Mar 11 '14 at 09:04
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0 |
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| answers |
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Dear NMR wiki community,
I have recorded 24 sequential 15N HSQC spectra, in an H/D exchange experiment and now, I am ha...
Updated:
Maryam
1
Apr 14 '14 at 12:57
| 0 |
0 |
4k |
| answers |
votes |
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Hello,
I can't get results, as unknown error occures data/results.csv
I'd restarted spectrometr several time, but the s...
| 0 |
0 |
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| answers |
votes |
views |
Hello, anyone knows how to change the frequency from one hard pulse to another in a simple 2 pulses sequence at the mini...
| 0 |
0 |
3k |
| answers |
votes |
views |
Can anyone suggest important parameters need to be optimized for 3DNMR data processing and correct phasing of cross pea...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi,
When I use my watergate I get symmetrical spikes around the residual water signal. Is there a way of minimizing the...
Updated:
gravatar
83
Aug 20 '14 at 07:47
| 0 |
0 |
1k |
| answers |
votes |
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Hello,
I'm trying to set up an experiment to measure C-C coupling constants:
1. Do I understand it right that the standa...
| 0 |
0 |
5k |
| answers |
votes |
views |
Hello,
I am trying to record 3D 15N Noesy-hsqc experiment on 15N labelled protein (50 a.a). The mixing time is 120 m...
Posted:
Janeka
1
Aug 31 '15 at 10:09
| 0 |
0 |
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| answers |
votes |
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I am running Paravision 4.0 from Topsin 1.5 with one receiver coil. I would like to increase the PPI acceleration factor...
Posted:
adam
1
Jul 21 '15 at 05:18
| 0 |
0 |
1k |
| answers |
votes |
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Hi,
While the T2 relaxation in liquids is connected with motional correlation time (tauc), what's the source of T2 rela...
Posted:
Frey
61
Jun 14 '15 at 20:01
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0 |
1k |
| answers |
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Can anyone share a protocol for site specific 15N-proline labeling of proteins? Would I need to supplement the media wit...
Posted:
eliasjf
1
May 29 '15 at 11:44
| 0 |
0 |
14053 |
| answers |
votes |
views |
Calculate the resonance frequency of hydrogen nucleus in an applied field of 2.4 T if ßN = 5.05 x 10-27 JT-1 and g = 5.5...
| 0 |
0 |
1k |
| answers |
votes |
views |
I'm looking for the name of this sequence. It's a bit like the 1H portion of INEPT, but its purpose is not to transfer ...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi,
Can anyone enlighten me on the best way to calculate volume integration on 2D spectra (Bruker, Topspin). I have tri...
| 0 |
0 |
3k |
| answers |
votes |
views |
Hi all-
I'm acquiring 1-2s/dynamic, single-slice gradient echo image series over a period of 10 minutes or so. By defau...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi all, I'm running qcpmg (qcpmgaq), using bruker topspin3.
Does anyone have a suggestion how to split the echos train? ...
| 0 |
0 |
1k |
| answers |
votes |
views |
Dear all,
I would like to change the number of decimal place for the X and Y ppm values in nmrdraw (peak detection). The...
Posted:
Jerry J
1
Aug 18 '15 at 14:37
| 0 |
0 |
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| answers |
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I am new to NMR pipe and was wondering how to perform a carbon-13 carbon-13 simulation in NMR pipe? For example, what th...
| 0 |
0 |
1k |
| answers |
votes |
views |
Greetings,
Given a dictionary of connectivities of the following form:
residue i -> possible residues i-1 :
54 -&g...
Posted:
Thomas
1
Feb 07 '15 at 11:36
| 0 |
0 |
2k |
| answers |
votes |
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Hi,
I am writing the pulse sequence for magic sandwich echo*, but I am stuck with the phase cycle since I don't have a ...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hello people,
It's all in the title.
...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi, I am really confused about reading the adequate 1J(CC) results, Can anyone help me with that?
What is the differenc...
Posted:
Hessen
1
Jan 29 '15 at 14:57
| 0 |
0 |
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| answers |
votes |
views |
I have a basic question. Why or when should one use deviation from average chemical shift change rather than absolute va...
| 0 |
0 |
3k |
| answers |
votes |
views |
Let me consider a proton experiment done on a 500 MHz spectrometer. The signal coming from the sample has a frequency of...
| 0 |
0 |
3k |
| answers |
votes |
views |
Hi,
I am a PhD student starting in NMR and I have two questions.
I have a problem with a TOCSY and natural abundance ...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi,
I have a sample with a very very big CSA which is broader than my irradiation windows, so I have to acquire my dat...
| 0 |
0 |
1k |
| answers |
votes |
views |
I use an agilent 400 MHz equipment. Would like to know how to set the Z0 to around -3500
...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi Dear
recently i see error the prob not found
i do command "edhead" and then atmm and after that the problem be solved...
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi dear colleagues that was my question, thank you in advance!
...
Posted:
IT
1
Sep 18 '15 at 04:01
| 0 |
0 |
1k |
| answers |
votes |
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Dear all,
we have newly installed Bruker Ascend 600 with Sample Jet. Last month, we had a compressor error and NMR was o...
Updated:
aaaeee
1
Oct 01 '15 at 08:20
| 0 |
0 |
1k |
| answers |
votes |
views |
Hi,
If the probe temperature increases inadvertently What should be done to reduce the temperature.
Thank you
...
