How to process gNhsqc_IPAP.c data with nmrPipe?

2 0 12722
answers votes views
Hello, I know that this problem has been discussed a number of times on the nmrPipe newsgroup and there are some helpfu...
Updated: Evgeny Fadeev 5771 Mar 03 '10 at 13:11

Vertically separate stacked plot of 1D spectra in MNova

1 0 6k
answers votes views
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...
Posted: Magnethead 42 / Updated: Mestrelab 56 Dec 14 '09 at 00:25

What is the optimal sample length with Shigemi tubes?

2 0 7k
answers votes views
Our coil area length is 16 mm. Should we be making samples exactly 16 mm long in the Shigemi tubes for the best sensitiv...
Posted: Evgeny Fadeev 5771 / Updated: Charlie Fry 91 Aug 15 '10 at 14:03

How to use network analyzer or oscilloscope to tune and match NMR probe?

1 0 10545
answers votes views
Hello, could someone share directions on how to tune and match NMR probe RF circuit using a network analyzer? We have a ...
Posted: Evgeny Fadeev 5771 / Updated: Kirk Marat 711 Jan 14 '10 at 11:51

How to set NOESY mixing time in intermediate tumbling regime

1 0 8k
answers votes views
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...
Posted: Evgeny Fadeev 5771 / Updated: sekhar Talluri 621 Feb 13 '10 at 12:00

Using probe that started losing B1 strength or has longer 90 degree pulse

1 0 5k
answers votes views
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...
Posted: Evgeny Fadeev 5771 / Updated: Joseph DiVerdi 146 Apr 19 '10 at 18:07

Absorption of RF energy quantum and change of the nucleus spin state

1 0 8k
answers votes views
Is a quantum of energy such as that in transverse RF field produced by NMR probe absorbed instantaneously by a single nu...
Updated: Evgeny Fadeev 5771 Jan 26 '10 at 13:42

How do modern pulse sequences battle radiation damping?

1 0 5k
answers votes views
What techniques are used in the modern pulse sequences to reduce radiation damping issues? Could you give some examples...
Posted: Evgeny Fadeev 5771 / Updated: sekhar Talluri 621 Feb 11 '10 at 10:00

How to display NMR structure of molecule with non-standard residues?

1 0 11479
answers votes views
... solving a structure of a cyclic peptide with Ornithine residue, where Orn side-chain participates in an amide bond. ...
Updated: Evgeny Fadeev 5771 Feb 02 '10 at 08:59

Is it possible to record EPR in THF (tetrahydrofuran) at -78C ?

0 0 6k
answers votes views
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...
Updated: Evgeny Fadeev 5771 Feb 12 '10 at 15:52
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