Results 21 to 30 of about 18,733,263 (305)

Intramolecular Hydrogen Bonding Involving Organic Fluorine: NMR Investigations Corroborated by DFT-Based Theoretical Calculations

open access: yesMolecules, 2017
The combined utility of many one and two dimensional NMR methodologies and DFT-based theoretical calculations have been exploited to detect the intramolecular hydrogen bond (HB) in number of different organic fluorine-containing derivatives of molecules,
Sandeep Kumar Mishra, N. Suryaprakash
doaj   +1 more source

Applications of Solid-State Nuclear Magnetic Resonance Spectroscopy in Methanol-to-Olefins Reaction

open access: yesChinese Journal of Magnetic Resonance, 2021
Methanol-to-olefins (MTO) is a prevalent industrial process for producing light olefins from the non-petroleum route. Molecular sieves are core catalysts for MTO owing to their unique pore structure and tunable acidity.
Shu-shu GAO   +3 more
doaj   +1 more source

Multilayer protein corona on gold nanorod surface: First evidence of soft corona protein-protein interactions using solution NMR spectroscopy

open access: yesApplied Surface Science Advances, 2022
The nanoparticle surfaces interact readily with biomolecules, including proteins forming a corona. The protein layer that directly interacts with the nanoparticle surface is usually explored. Non-covalent interactions of proteins in the second layer have
Varsha P. Brahmkhatri   +5 more
doaj   +1 more source

Supramolecular Synthon Identification in Azelaic Acid – Isonicotinamide

open access: yesJournal of Magnetic Resonance Open, 2022
Supramolecular synthons are the smallest structural units that contain the information inherent in building large molecular assemblies. Here, we apply solid-state NMR methods for the identification of the synthon in a cocrystal of Azelaic acid [(CH2)7 ...
Jayasubba Reddy Yarava   +4 more
doaj   +1 more source

Solid-state diffusion and NMR

open access: yesDiffusion Fundamentals, 2005
Diffusion in solids, which requires the presence of crystal defects or disorder, has both microscopic and macroscopic aspects. Nuclear magnetic resonance techniques provide access to microscopic diffusion parameters like atomic jump rates and activation energies as well as to the tracer diffusion coefficient for macroscopic transport.
Heitjans, Paul   +2 more
openaire   +2 more sources

Solid-state NMR Investigation of the Host-guest Interactions in Gas Adsorption and Chemical Separation Using MOFs as Adsorbents

open access: yesChinese Journal of Magnetic Resonance, 2023
Due to its sensitivity to the local geometries and chemical environments, solid-state nuclear magnetic resonance (NMR) is widely applied to investigate the host-guest interactions between metal-organic frameworks (MOFs) and guest molecules in the studies
HE Caiyan   +4 more
doaj   +1 more source

Recent developments in solid-state NMR spectroscopy of crystalline microporous materials [PDF]

open access: yes, 2014
Microporous materials, having pores and channels on the same size scale as small to medium molecules, have found many important applications in current technologies, including catalysis, gas separation and drug storage and delivery.
Ashbrook, Sharon E.   +2 more
core   +1 more source

A Wide-Line Solid-State 1H NMR Study of Phase Structures of Semi-Crystalline Polymers

open access: yesChinese Journal of Magnetic Resonance, 2019
Wide-line solid-state proton nuclear magnetic resonance (1H NMR) spectrometry is a classical technique to study the phase structures of semi-crystalline polymers.
WU Jin-ze   +3 more
doaj   +1 more source

New methods and applications in solid-state NMR spectroscopy of quadrupolar nuclei [PDF]

open access: yes, 2014
The authors acknowledge the EPSRC for the award of a studentship to S.S. Accepted Oct 8th 2014Solid-state nuclear magnetic resonance (NMR) spectroscopy has long been established as offering unique atomic-scale and element-specific insight into the ...
Ashbrook, Sharon E, Sneddon, Scott
core   +1 more source

Recent technique developments and applications of solid state NMR in characterising inorganic materials [PDF]

open access: yes, 2010
A broad overview is given of some key recent developments in solid state NMR techniques that have driven enhanced applications to inorganic materials science. Reference is made to advances in hardware, pulse sequences and associated computational methods
Smith, Mark E.   +3 more
core   +1 more source

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