Results 41 to 50 of about 339,603 (331)

Pain and Patient‐Reported Physical Function Did Not Differ Between Body Composition Profiles in Patients with Hip Osteoarthritis

open access: yesArthritis Care &Research, Accepted Article.
Objective To explore whether higher body fat and lower lean mass are associated with greater pain and worse patient‐reported physical function in individuals with hip osteoarthritis (OA). A secondary aim was to examine whether pain and patient‐reported physical function differ according to four body composition profiles: high body fat, low lean mass ...
Alexandra Ryan   +10 more
wiley   +1 more source

Solid-State NMR Studies on the Surface Structure and Properties of Oxide Nanomaterials

open access: yesChinese Journal of Magnetic Resonance, 2021
Many applications of oxide nanomaterials depend on their surface structure and properties. Solid-state nuclear magnetic resonance (NMR) spectroscopy has been used to obtain such key information in related studies.
Xi-feng XIA   +7 more
doaj   +1 more source

Elinvar Materials: Recent Progress and Challenges

open access: yesAdvanced Engineering Materials, EarlyView.
Elinvar materials, exhibiting temperature‐invariant elastic modulus, are critical for precision instruments and emerging technologies. This article reviews recent progress in the field, with a focus on the anomalous thermoelastic behavior observed in key material systems.
Wenjie Li, Yang Ren
wiley   +1 more source

Acute and chronic inflammation alter immunometabolism in a cutaneous delayed-type hypersensitivity reaction (DTHR) mouse model

open access: yesCommunications Biology, 2022
Nuclear magnetic resonance spectroscopy-based tissue metabolomics is used to define detailed temporal signatures of acute and chronic inflammation in cutaneous delayed-type hypersensitivity reaction.
Laimdota Zizmare   +7 more
doaj   +1 more source

Qualitative and quantitative analysis of mixtures of compounds containing both hydrogen and deuterium [PDF]

open access: yes, 1969
Method allows qualitative and quantitative analysis of mixtures of partially deuterated compounds. Nuclear magnetic resonance spectroscopy determines location and amount of deuterium in organic compounds but not fully deuterated compounds.
Crespi, H. L.   +4 more
core   +1 more source

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

New Insights into Nuclear Magnetic Resonance (NMR) Spectroscopy

open access: yesMolecules
NMR spectroscopy is playing an increasing role in chemistry, biology, material sciences and related disciplines [...]
Ioannis P. Gerothanassis, Teobald Kupka
doaj   +1 more source

Towards chemical structure resolution with nanoscale nuclear magnetic resonance spectroscopy

open access: yes, 2015
Nuclear magnetic resonance (NMR) spectroscopy has approached the limit of single molecule sensitivity, however the spectral resolution is currently insufficient to obtain detailed information on chemical structure and molecular interactions.
Du, Jiangfeng   +4 more
core   +1 more source

Enhancing Low‐Temperature Performance of Sodium‐Ion Batteries via Anion‐Solvent Interactions

open access: yesAdvanced Functional Materials, EarlyView.
DOL is introduced into electrolytes as a co‐solvent, increasing slat solubility, ion conductivity, and the de‐solvent process, and forming an anion‐rich solvent shell due to its high interaction with anion. With the above virtues, the batteries using this electrolyte exhibit excellent cycling stability at low temperatures. Abstract Sodium‐ion batteries
Cheng Zheng   +7 more
wiley   +1 more source

Analysis of unsaturated C27 sterols by nuclear magnetic resonance spectroscopy.

open access: yesJournal of Lipid Research, 1996
Complete 1H and 13C nuclear magnetic resonance (NMR) signal assignments have been established for 5 alpha-cholestan-3 beta-ol, 22 unsaturated C27 sterols, and their acetate derivatives.
W K Wilson   +5 more
doaj   +1 more source

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