Top PDF Interleaved spatial/spectral encoding in ultrafast 2D NMR spectroscopy
Interleaved spatial/spectral encoding in ultrafast 2D NMR spectroscopy
... full 2D spectrum in less than a second using ultrafast 2D NMR (UF2DNMR) is beneficial in many ...the spatial encoding process on which UF2DNMR is based sets ...
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Achieving high resolution and optimizing sensitivity in spatial frequency encoding NMR spectroscopy: from theory to practice
... the spectral window, 25 or to combine them with other selected interactions to generate fully tailored corre- lation ...made in the frame of real time pure shift NMR, where Burp pulses have been ...
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Frequency-swept pulses for ultrafast spatially encoded NMR
... for spatial encoding have also been reported, that rely on the simultaneous application of several frequency-swept ...sample in opposite directions was used to improve line- shapes in UF ...
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Ultrafast diffusion-ordered NMR analysis of mixtures
... indirect-domain encoding, without compromising the direct-domain spectral ...a spatial encoding block to encode ...both spatial and spectral information in a single ...
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Ultrafast double-quantum NMR spectroscopy with optimized sensitivity for the analysis of mixtures
... potential, ultrafast 2D NMR still suffers from the need to compromise between sensitivity, spectral widths and ...minutes, spatial-encoding-based techniques still form a valuable ...
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Dynamic Nuclear Polarization Opens New Perspectives for NMR Spectroscopy in Analytical Chemistry
... with ultrafast 2D NMR One of the main limitations of d-DNP is its single-scan nature arising from its irreversible ...Conventional 2D NMR experiments cannot be performed with d-DNP ...
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Magnetic Field Dependence of Spatial Frequency Encoding NMR
... Introduction Spatial frequency encoding (SFE) NMR is at the root of a series of methodological developments that have paved the way to the acquisition of 1 H 1-D and 2-D experiments with ...
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Ultrafast double-quantum NMR spectroscopy
... Ultrafast NMR (UFNMR) is a powerful approach to accelerate nD ...a spatial rather than temporal dimension to encode NMR interactions; using a magnetic resonance imaging (MRI)-inspired ...
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Achieving high resolution and optimizing sensitivity in spatial frequency encoding NMR spectroscopy: from theory to practice
... sequence in which they are implemented, due to a better spatial resolution along with a better phase coherence of gradient encoded refocusing ...obtain 2D pure shift and J-edited spectra of good ...
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2D and 3D ultrafast nanoscale imaging by coherent diffraction
... our 2D imaging towards 3D coherent ...beamline in our group allows to achieve a high coherent beamline down to ...objects in 7x7x7 voxels. However, the signal to noise in the experiment is not ...
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Cellulose Structural Polymorphism in Plant Primary Cell Walls Investigated by High-Field 2D Solid-State NMR Spectroscopy and Density Functional Theory Calculations
... water-edited 2D 13 C- 13 C correlation spectrum shows the retention of the 89-ppm C4 chemical shift, which is the frequency of cellulose a and b, while the C4 peaks of cellulose c and d at 87 and 88 ppm have been ...
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Food authentication by Proton NMR spectroscopy in combination with chemometric tools
... and spectral window selection [44, 45] in that it uses windows of varying sizes, from a small user-defined minimum up to a user- defined maximum (which may be as large as the width of the complete data ...
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Measuring phonon dephasing with ultrafast pulses using Raman spectral interference
... role in determining these physical properties and has been the subject of extensive ...utilizes spectral interference of ultrafast infrared laser ...coherent ultrafast phonon ...
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Gradient-based pulse sequences for benchtop NMR spectroscopy
... C satellites lines arising from the methanol resonance and MSA refers to methane sulfonic acid. The signals of interest are severely overlapped by the huge methanol signal at 3.3 ppm B) low- field spectrum on the same ...
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Accurate, fully automated NMR spectral profiling for metabolomics
... bottleneck in metabolomics is widely recognized, and has led to a number of efforts to accelerate or automate compound identification and/or quantification in LC - MS , in GC - MS and in ...
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Comparing phonon dephasing lifetimes in diamond using Transient Coherent Ultrafast Phonon Spectroscopy
... results in Table 1 reveal a somewhat unexpected difference between the three types of diamond samples that would normally be difficult to observe using more standard Raman scattering ...scattering in ...
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Direct detection of nitrogen-14 in solid-state NMR spectroscopy
... variation in spin-echo amplitudes, and realized that this could be used to deduce quantitative information on the interaction itself ...changes in the resonance frequencies of the excited spins due to the ...
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Collective Hydrogen Bond Reorganization in Water Studied with Temperature-Dependent Ultrafast Infrared Spectroscopy
... the spectral diffusion of isotopically dilute water have assigned the long-time decay to collective reorganization of the liquid ...seen in Figure 7 the trend is linear, with a slight quadratic dependence ...
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CO2 adsorption on PIMs studied with 13C NMR spectroscopy
... pores in a broad distribution of sizes ranging from approximately ...result in a crowding effect that causes some adsorbing units to be sterically hindered and inaccessible for ...
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In Situ NMR Spectroscopy of Supercapacitors: Insight into the Charge Storage Mechanism
... ions in micropores. 8 In situ electrochemical quartz crystal microbalance (EQCM) methodologies have been used to study the gravimetric response of porous carbon electrodes in a range of electrolyte ...
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