RF power design optimization in MRI system
August 2021
Magnetic resonance image quality and patient safety have been the focus of engineering and research ever since the invention of equipment in the early 1970s. In high field (or ultrahigh field) MRI systems,...
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Magnetic resonance imaging techniques for lithium-ion batteries: Principles and applications
May 2024
Operando monitoring of internal and local electrochemical processes within lithium-ion batteries (LIBs) is crucial, necessitating a range of non-invasive, real-time imaging characterization techniques...
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Probing electronic structures of transition metal complexes using electron paramagnetic resonance spectroscopy
February 2023
Electron paramagnetic resonance (EPR) or electron spin resonance (ESR) has been widely employed to characterize transition metal complexes. However, because of the high degree of complexity of transition...
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Solid-state NMR studies of proteins in condensed phases
August 2024
Some proteins perform their biological functions by changing their material states through liquid-liquid phase separation. Upon phase separation, the protein condenses into a concentrated liquid phase...
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Cloud-magnetic resonance imaging system: In the era of 6G and artificial intelligence
Available online 30 May 2024
Magnetic resonance imaging (MRI) plays an important role in medical diagnosis, generating petabytes of image data annually in large hospitals. This voluminous data stream requires a significant amount...
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Facile identification of fluorosurfactant category in aqueous film-forming foam concentrates via optimized 19F NMR
August 2024
Aqueous film-forming foams (AFFFs) are the primary source of toxic perfluoroalkyl and polyfluoroalkyl substances (PFAS) in wastewater. Thus, it is urgent to develop a facile and fast method for identifying...
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Structural analysis of silk using solid-state NMR
August 2024
Silkworms and spiders are capable of generating fibers that are both highly durable and elastic in a short span of time, using a silk solution stored within their bodies at room temperature and normal...
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Progress in in-situ electrochemical nuclear magnetic resonance for battery research
May 2024
A thorough understanding of the fundamental electrochemical and chemical processes in batteries is crucial to advancing energy density and power density. However, the characterizations of such processes...
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Transient NOE driven signal enhancement of INADEQUATE solid-state NMR spectroscopy for the structural analysis of rubbers
August 2024
INADEQUATE (Incredible Natural Abundance DoublE QUAntum Transfer Experiment) is one of the most important techniques in revealing the carbon skeleton of organic solids in solid-state NMR spectroscopy....
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23Na relaxometry: An overview of theory and applications
May 2023
23Na is a nuclear magnetic resonance (NMR)-active isotope with a nuclear spin quantum number of 3/2. 23Na relaxation phenomenon is at the core of 23Na NMR measurement and analysis. Due to the dominance...
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Analysis of the electron transfer pathway in small laccase by EPR and UV–vis spectroscopy coupled with redox titration
August 2024
Bacterial small laccases (SLAC) are promising industrial biocatalysts due to their ability to oxidize a broad range of substrates with exceptional thermostability and tolerance for alkaline pH. Electron...
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Overview and progress of X-nuclei magnetic resonance imaging in biomedical studies
November 2023
Proton nuclear (1H) is the observed nucleus on which most magnetic resonance imaging (MRI) applications depend. Most traditional 1H MRI can provide structural and functional information about organisms,...
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Recent progress in fragment-based drug discovery facilitated by NMR spectroscopy
May 2022
Considerable developments have been observed in fragment-based lead/drug discovery (FBLD/FBDD) recently, with four drugs approved and many others under investigation. Nuclear magnetic resonance (NMR)...
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Solid-state NMR of the retinal protonated Schiff base in microbial rhodopsins
August 2024
Rhodopsin is a seven-helical transmembrane protein with a retinal chromophore covalently bound to a conserved lysine in helix G via a retinal protonated Schiff base (RPSB). Microbial rhodopsins absorb...
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Unveiling structural and dynamical features of chromatin using NMR spectroscopy
Available online 18 July 2024
Eukaryotic deoxyribonucleic acid (DNA) is wrapped around histone octamers (HOs) to form nucleosome core particles (NCPs), which in turn interact with linker DNA and linker histones to assemble chromatin...
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Rheo-NMR: A versatile hyphenated technique for capturing molecular dynamics and structure under flow
February 2024
The general development of Rheo-NMR during the last four decades as well as selective hyphenated apparatuses is presented. Based on different magnet types, the current review is divided into two categories,...
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Solid-state NMR in the field of drug delivery: State of the art and new perspectives
August 2021
In the last decades, a variety of nuclear magnetic resonance (NMR) techniques have been applied with success in the field of advanced functional materials, including the important area of drug delivery....
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Gradient coil design with enhanced shielding constraint for a cryogen-free superconducting MRI system
February 2024
The relatively fragile low-temperature stability of cryogen-free superconducting magnetic resonance imaging (MRI) magnets requires the careful management of exogenous heat sources. A strongly shielded...
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A review of functional MRI application for brain research of Chinese language processing
February 2023
As one of the most widely used languages in the world, Chinese language is distinct from most western languages in many properties, thus providing a unique opportunity for understanding the brain basis...
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Operando NMR methods for studying electrocatalysis
May 2024
The combination of electrochemical measurements with spectroscopic characterizations provides valuable insights into reaction mechanisms. Nuclear magnetic resonance (NMR) spectroscopy, as a powerful...
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Using NMR-detected hydrogen-deuterium exchange to quantify protein stability in cosolutes, under crowded conditions in vitro and in cells
November 2023
We review the use of nuclear magnetic resonance (NMR) spectroscopy to assess the exchange of amide protons for deuterons (HDX) in efforts to understand how high concentration of cosolutes, especially...
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1H and 13C NMR spectral assignments for low-concentration bile acids in biological samples
November 2023
Bile acids are the main body of enterohepatic circulation in vivo. They have essential functions such as emulsifying fat, bacteriostasis and regulating multiple metabolic pathways as signal molecules....
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In-cell dehydration of sodium manganese hexacyanoferrate cathode revealed by solid-state NMR
Available online 7 May 2024
The hard-to-remove lattice water has been regarded as a significant obstacle impeding the practical use of Prussian blue analogue cathodes for sodium-ion batteries. This work monitored the electrochemical...
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0.05 T MRI for whole body
August 2024
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A review of 17O isotopic labeling techniques for solid-state NMR structural studies of metal oxides in lithium-ion batteries
May 2024
Recent advances in utilizing 17O isotopic labeling methods for solid-state nuclear magnetic resonance (NMR) investigations of metal oxides for lithium-ion batteries have yielded extensive insights into...
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