Can adamantane condense in a rotor of a solids probe?

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Hi, does anyone ever get adamantane from the rotor sublimate and condense outside it? A student here found a suspiciou...
Posted: Evgeny Fadeev 5771 / Updated: Joseph DiVerdi 146 May 31 '10 at 06:25

What does tcu error in bruker mean: ignored AQNEXT, busy FIFO is stopped?

1 0 9k
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Has any one seen this type of error before? tcu error: Error in 'hsqcrexetf3gpsi3d.t22.d': line 92 (pc=50, ld=2300): - ...
Posted: Jeetender Chugh 31 / Updated: Ilango 171 Jul 09 '10 at 11:45

Why this gradient shim map is jumpy at edges?

1 0 6k
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Hello, I've been trying to create a gradient shim map (shown in figure below) on a standard 5 mM tube on D2O (10% D2O/H2...
Posted: Evgeny Fadeev 5771 / Updated: Kirk Marat 711 Jul 03 '10 at 08:22

Is there a way to reduce on-carrier solvent artifact in States-TPPI?

1 0 8k
answers votes views
Here is a TOCSY recorded with States-TPPI method on a sample in 10/90 D2O/H2O. States-TPPI is expected to move the "ho...
Posted: Evgeny Fadeev 5771 / Updated: sekhar Talluri 621 Jul 10 '10 at 19:00

Why is water suppression is harder to achieve in salty samples?

1 0 5k
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Tried an excitation sculpted watergate on a sample in H2O with 150 mM salt and I found that it is very hard to suppress ...
Posted: Evgeny Fadeev 5771 / Updated: sekhar Talluri 621 Jul 11 '10 at 02:44

What does prosol relations statement do in Bruker pulse program code?

1 0 12850
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Hello, I found this in a pulse program called wet: prosol relations=<lcnmr> How does it affect the workings of...
Posted: Evgeny Fadeev 5771 / Updated: Ilango 171 Jul 16 '10 at 11:18

What is the more effective method of water suppression for NOESY?

2 0 11586
answers votes views
Hi I've been reading about WET water suppression scheme here where it is mentioned as superior to WATERGATE in that it a...
Posted: Evgeny Fadeev 5771 / Updated: georgeg 301 Jul 19 '10 at 08:53

When to label peptides and proteins and when not?

1 0 9k
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When pursuing an NMR structure project - at what size of oligopeptide you would decide to label it with: 15N 13C both ...
Posted: Evgeny Fadeev 5771 / Updated: Paul Driscoll 81 Feb 02 '11 at 04:28

What has been done with direct detection of Deuterium?

0 0 2k
answers votes views
Hello, I am trying to investigate what has been done in NMR using direct detection of deuterium in liquids. - Could you ...
Updated: Evgeny Fadeev 5771 Jul 25 '10 at 14:49

Are hardcoded values in bruker pulse sequences overridable?

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For example when there is a statement like this in the pulse program file "d12=20u" can I change value of d12 from th...
Posted: Evgeny Fadeev 5771 / Updated: Clemens Anklin 416 Jul 28 '10 at 02:07
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