I need a 300 MHz long bore broadband 1H carbon probe. Does anyone have one laying around they dont need anymore??????
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[U. of Ottawa NMR Facility Blog] Probe Tuning and 90 Degree Pulses
Probe Tuning and 90 Degree Pulses
In order to get meaningful results from multiple-pulse NMR pulse sequences, it is essential that the 90° and 180° pulses are calibrated at the power levels used in the sequences (see this post for example). The calibrations are usually done on a standard sample in a well tuned and matched probe. The calibrations are typically stored in a file which is called up when setting up particular NMR experiments. It is important to know that these calibrations are correct for the particular sample of interest only when the probe is well tuned and matched. For...
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[Question from NMRWiki Q&A forum] Tuning probe failed after a dual probe was replaced with a BBI probe
Tuning probe failed after a dual probe was replaced with a BBI probe
We generally use Dual to run 13C and BBI to run 2D. After changed the probe, the command "edhead" was used to set the probe. Put the sample tube, lock the solvent, and then type "atma" to tune the probe. We always do it like this, but now we can not tune the proton after installed the BBI probe (13C is OK). The dip can not be found by "atma", and "atmm" was also not work on forming a dip. What is the most possible reason for this error? How to solve it and avoid it in the future ? Thanks. (Instrument: Bruker 400 MHz,...
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[NMR paper] Using NMR as a probe of protein structure and function.
Using NMR as a probe of protein structure and function.
Related Articles Using NMR as a probe of protein structure and function.
Biochem Soc Trans. 1999 Aug;27(4):701-13
Authors: Malthouse JP
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Analytical Chemist PhD Needed- NMR Expertise - Kelly Scientific Resources - Wilmingto
Analytical Chemist PhD Needed- NMR Expertise - Kelly Scientific Resources - Wilmington, DE, United States
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Are you an Analytical Chemist with NMR Expertise? Then Kelly Scientific Resources has an exciting opportunity available for you at a <FONT color=#333333 size=3 face=Arial><FONT color=#333333 size=3 face=Arial>
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Analytical Chemist PhD Needed- NMR Expertise at Kelly Scientific Resources (Wilmingto
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CMC functions, including method development, quantitative NMR, structure elucidation (drugs, impurities, degradants), ... of pharmaceutical industry experience. - Expertise in NMR. - Strong written and oral communication skills and be...
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A new spin probe of protein dynamics
A new spin probe of protein dynamics: nitrogen relaxation in (15)n-(2)h amide groups.
Xu J, Millet O, Kay LE, Skrynnikov NR.
Contribution from the Department of Chemistry, Purdue University, West Lafayette, Indiana 47907, and Departments of Medical Genetics, Biochemistry, and Chemistry, University of Toronto, Toronto, Ontario M5S 1A8, Canada.
J Am Chem Soc. 2005 Mar 9;127(9):3220-9.
(15)N spin relaxation data have provided a wealth of information on protein dynamics in solution. Standard R(1), R(1)(rho), and NOE experiments aimed at (15)N amide moieties are complemented in this...