Results 51 to 60 of about 85,810 (265)

SHARPER-DOSY: Sensitivity enhanced diffusion-ordered NMR spectroscopy

open access: yesNature Communications, 2023
Since its discovery in mid-20th century, the sensitivity of Nuclear Magnetic Resonance (NMR) has increased steadily, in part due to the design of new, sophisticated NMR experiments.
George Peat   +4 more
doaj   +1 more source

Nuclear magnetic resonance studies of organic-inorganic composite solid electrolytes

open access: yesMagnetic Resonance Letters, 2021
Solid electrolytes have received widespread attention due to their higher safety than liquid electrolytes in the past decades. In particular, organic-inorganic composite solid electrolytes (CSEs) in which inorganic fillers dispersed in polymer solid ...
Xueyan Zhang, Hua Huo
doaj   +1 more source

Template‐Confined Synthesis of Shape‐Engineered Single‐Crystal Gold Microplates in Lithographically‐Defined Polymeric Patterns

open access: yesAdvanced Functional Materials, EarlyView.
Single‐crystal gold microplates are high‐performance nanomaterials with an impressive wafer‐based application space. Progress has, however, been tempered by an inability to exert synthetic control over microplate size, shape, and positioning. In this work, control over these parameters is demonstrated using a seed‐mediated synthesis that both confines ...
Debasish Panda   +9 more
wiley   +1 more source

Electro‐Steric Ion Confinement in Polyelectrolyte Networks for Robust Nonvolatile Artificial Synapse

open access: yesAdvanced Functional Materials, EarlyView.
Polyelectrolyte stoichiometry governs ion transport and retention in electrolyte‐gated synaptic transistors. A PSS‐rich network creates electro‐steric ion confinement that suppresses ion back‐diffusion and stabilizes channel doping, enabling robust nonvolatile synaptic memory, linear weight updates, and low‐energy operation.
Donghwa Lee   +9 more
wiley   +1 more source

In Operando Nuclear Magnetic Resonance Spectroscopy Study on Photocatalytic Methanol Reforming

open access: yesChinese Journal of Magnetic Resonance, 2019
The reaction of photocatalytic methanol reforming in a real solid-liquid reaction environment was studied by in operando nuclear magnetic resonance (NMR) spectroscopy.
LIU Wen-qing   +3 more
doaj  

Design and Implementation of a Portable High-Pressure Cleaner for Cleaning Nuclear Magnetic Resonance Sample Tubes

open access: yesChinese Journal of Magnetic Resonance, 2020
The amount of sample tubes used in liquid-state nuclear magnetic resonance (NMR) experiments is large. It is often required that the sample tubes are cleaned and re-used.
TAO Yan-chun, WANG Chun-yu
doaj   +1 more source

Dichotomy in temporal and thermal spin correlations observed in the breathing pyrochlore LiGa1−x In x Cr4O8

open access: yesnpj Quantum Materials, 2021
A breathing pyrochlore system is predicted to host a variety of quantum spin liquids. Despite tremendous experimental and theoretical efforts, such sought-after states remain elusive as perturbation terms and lattice distortions lead to magnetic order ...
S. Lee   +8 more
doaj   +1 more source

Increase in signal-to-noise ratio of > 10,000 times in liquid-state NMR [PDF]

open access: yesProceedings of the National Academy of Sciences, 2003
A method for obtaining strongly polarized nuclear spins in solution has been developed. The method uses low temperature, high magnetic field, and dynamic nuclear polarization (DNP) to strongly polarize nuclear spins in the solid state.
Jan H, Ardenkjaer-Larsen   +8 more
openaire   +2 more sources

Blood Biomarkers and Surface‐Enhanced Raman Spectroscopy for Gout: A Comprehensive Review

open access: yesAdvanced Functional Materials, EarlyView.
Schematic illustrating gout disease progression from asymptomatic hyperuricemia to chronic tophaceous disease, highlighting the limitations of conventional imaging and biochemical diagnostics and the potential of engineered SERS platforms for ultrasensitive blood‐based detection of urate‐related biomarkers across disease stages, with the color gradient
Isuri Perera   +6 more
wiley   +1 more source

A Molecular Shielding Strategy to Develop Low Protein Binding, Renal Clearable Pan‐Cancer Near‐Infrared Probes

open access: yesAdvanced Functional Materials, EarlyView.
A molecular shielding strategy to convert “protein‐sticky” and “non‐tumor specific” clinical ICG dye, into a “low protein binding” and “tumor‐targeting” dye with prolonged blood circulation and renal clearance is described. These shielded ICGs demonstrate strong tumor accumulation and optimal tissue clearance, resulting in high tumor‐to‐background ...
Li Xiang   +9 more
wiley   +1 more source

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