Top PDF Dynamic Nuclear Polarization Opens New Perspectives for NMR Spectroscopy in Analytical Chemistry
Dynamic Nuclear Polarization Opens New Perspectives for NMR Spectroscopy in Analytical Chemistry
... of NMR. While DNP-MAS NMR is already a technique which has reinforced the applicability of conventional MAS NMR by addressing previously unsolvable problems, the applications of dissolution DNP are ...
25
Biosilica-Entrapped Enzymes Studied by Using Dynamic Nuclear-Polarization-Enhanced High-Field NMR Spectroscopy
... allowed for the collection of 2D experiments within a few hours using ~14–20 μl of ...improvement in resolution for the biosilica-entrapped AS-SOD enzyme when moving from 5 to ...shown in ...
10
Application and methodology of dissolution dynamic nuclear polarization in physical, chemical and biological contexts
... Dissolution dynamic nuclear polarization (d-DNP) is a versatile method to enhance nuclear magnetic reso- nance (NMR) ...and in-cell investigations. This perspectives ...
16
Dynamic Nuclear Polarization Efficiency Increased by Very Fast Magic Angle Spinning
... ynamic nuclear polarization (DNP) has recently developed into a promising approach to greatly increase the sensitivity of solid-state NMR ...μw)-driven polarization transfer from unpaired ...
5
Interfacial Ca<sup>2+</sup> environments in nanocrystalline apatites revealed by dynamic nuclear polarization enhanced <sup>43</sup>Ca NMR spectroscopy
... environments, for example the differentiation of surface and core species of hydroxyapatite nanoparticles, can be obtained using solid-state NMR, when combined with dynamic nuclear ...ideal ...
8
Fast 2D NMR spectroscopy for complex mixtures
... metabolites, for the sake of clarity in the ...groups in the score plot, and in the loading plot, the buckets responsible for the group separation come from the same biomarkers ...
198
Gradient-based pulse sequences for benchtop NMR spectroscopy
... 2D NMR, 802 Food ...with in-line monitoring 804 using benchtop NMR spectroscopy, ...Benchtop NMR for the 806 monitoring of bioprocesses, ...methods, in: ...809 ...
14
Design, synthesis, and characterization of conjugated polymers and functional paramagnetic materials for dynamic nuclear polarization
... tracted with diethyl ether (2 x 10 mL) and the combined organic layers were washed several times with water and once with brine, before being dried over sodium sulfate[r] ...
227
Ultrafast double-quantum NMR spectroscopy
... intense in ufCOSY while some are more intense in ufDQS (see SI); the detailed analysis of peak volumes in ultrafast spectra is a complex and ongoing ...two new pulse sequences for ...
5
NUCLEAR SPIN NOISE IN NMR REVISITED
... shown in Figure ...different nuclear spin-noise shapes (not always pure in-phase Lorentzian) even if FSTO condition (Equation ...even for low temperature noise, appears much higher than the ...
30
A 250 GHz gyrotron with a 3 GHz tuning bandwidth for dynamic nuclear polarization
... of Chemistry, Brandeis University, Waltham, MA 02454, USA Abstract We describe the design and implementation of a novel tunable 250 GHz gyrotron oscillator with >10 W output power over most of a 3 GHz band and ...
16
Chemical Exchange in Novel SpiroBicyclic Zwitterionic Janovsky Complexes using Dynamic 1H NMR Spectroscopy
... observed for 2 (Fig. 4b). We envisaged two possible mechanisms to account for the chemical exchange behaviour of 2 that would be inaccessible or less likely to occur for 1 (Scheme ...system. ...
8
Ion counting in supercapacitor electrodes using NMR spectroscopy
... way in which the ionic charge is developed inside the micropores in the electrode as it charges differs depending on the properties of the ...obtained for the NEt 4 –BF 4 electrolyte show that the ion ...
27
Introducing nuclear spin-noise spectroscopy
... a new analytical equation is ...allows analytical explanation of the difference of tuning conditions [2,3] and the treatment of static magnetic field inhomogeneity, which has an enhanced spectral ...
2
Interleaved spatial/spectral encoding in ultrafast 2D NMR spectroscopy
... pulse in multiple scans is used to unfold spectral ...position in k-space, and instead assigns arbitrary k-space positions to selected frequency ...developed for MRI applications to perform water/fat ...
22
On the structure and form of the GDP-nuclear nexus. New perspectives and new findings
... archive for the deposit and dissemination of sci- entific research documents, whether they are pub- lished or ...institutions in France or abroad, or from public or private research ...
30
Recent Advances in the Analytical Chemistry of Cadaveric Decomposition
... As part of data processing, and because untargeted screening relies on the relative quantification, a proper normalization is required prior to any data mining. Z-score and probabilistic quotient normalization are often ...
1
Forests for agriculture: new perspectives in European landscapes
... O pen A rchive T OULOUSE A rchive O uverte ( OATAO ) OATAO is an open access repository that collects the work of Toulouse researchers and makes it freely available over the web where possible. This is an ...
14
Study of the diffusion in polymer solutions and hydrogels by NMR spectroscopy and NMR imaging
... (USFDA) for use as inactive ingredients in oral tablets and ...glucose in cellulose is flipped over due to the β -1,4 linkages, which promotes intrachain and interchain hydrogen bonds, as well as van ...
92
Ion counting in supercapacitor electrodes using NMR spectroscopy
... F NMR spectroscopy has been used to study the local environments of anions in supercapacitor electrodes and to quantify changes in the populations of adsorbed species during ...charging. ...
22