An amphiphilic peptide with unnatural amino acids as an alignment medium for RDC measurements
Available online 4 December 2024
The multiple oligopeptides have been regarded as promising alignment media due to their structural diverseness and tendency for self-assembly in solution. Herein, an assembled amphiphilic peptide alignment...
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Applications of nuclear magnetic resonance in exploring structure and energy storage mechanism of supercapacitors
Available online 4 December 2024
Supercapacitors, comprising electrical double-layer capacitors (EDLCs) and pseudocapacitors, are widely acknowledged as high-power energy storage devices. However, their local structures and fundamental...
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Fast T1 mapping MRI in preclinical and clinical settings using subspace-constrained joint-domain reconstructions
November 2024
This work aims to develop fast T1 mapping methods for preclinical and clinical scanners based on subspace-constrained reconstructions. Two sequences are explored for rapid T1 characterizations: 1) Interleaved...
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Unexpected temperature dependence of 1H paramagnetic shift in MAS NMR of nickelocene
November 2024
This work revisits the temperature dependence of 1H paramagnetic shift in nickelocene as a potential nuclear magnetic resonance (NMR) thermometer under fast magic angle spinning (MAS) rate. Surprisingly,...
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Diffusion tractography of kidney by high angular resolution diffusion imaging
November 2024
Diffusion magnetic resonance imaging (MRI) has been utilized to probe the renal microstructures but investigating the three-dimensional (3D) tubular network still presents significant challenges due...
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Enantiodifferentiation of chiral diols and diphenols via recognition-enabled chromatographic 19F NMR
November 2024
A novel and efficient method for distinguishing between chiral diols and diphenols has been established through the use of 19F NMR spectroscopy. Central to this system's efficacy is a chiral amine,...
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Unveiling structural and dynamical features of chromatin using NMR spectroscopy
November 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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Progress in magnetic resonance imaging of the glymphatic system
November 2024
The glymphatic system (GS) is a newly discovered brain anatomy. Its discovery improves our understanding of brain fluid flow and waste removal paths and provides an anatomical basis for the flow of...
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Solid-state NMR of vulcanized natural rubber/butadiene rubber blends: Local organization and cross-linking heterogeneities
November 2024
Elastomer blends, among which natural rubber (NR) and butadiene rubber (BR), are involved in many components of the automotive/tire industry. A comprehensive understanding of their mechanical behavior...
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A hybrid denoising method for low-field nuclear magnetic resonance data
Available online 30 October 2024
Low-field nuclear magnetic resonance (NMR) has broad application prospects in the exploration and development of unconventional oil and gas reservoirs. However, NMR instruments tend to acquire echo...
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Iterative decomposition of water and fat with echo asymmetry and least-squares estimation (IDEAL-IQ) for evaluation of early bone mass changes in ageing osteoporosis patients
Available online 25 October 2024
This study explored the application value of iterative decomposition of water and fat with echo asymmetry and least-squares estimation (IDEAL-IQ) technology in the early diagnosis of ageing osteoporosis...
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Structural and functional neural correlates of sensorimotor deficits in progression of hepatic encephalopathy
Available online 20 October 2024
Hepatic encephalopathy (HE) is a neurological condition that occurs as a complication of liver dysfunction that involves sensorimotor symptoms in addition to cognitive and behavioral changes, particularly...
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0.05 T MRI for whole body
August 2024
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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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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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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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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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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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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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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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Structure and ion transport properties of organic ionic compounds revealed by NMR
May 2024
Organic ionic plastic crystals (OIPCs) are emerging as an important material family for solid-state electrolytes and many other applications. They have significant advantages over conventional electrolyte...
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Solid-state NMR study on sodium intercalation at low voltage window for Na3V2(PO4)3 as an anode
May 2024
In-situ XRD, 31P NMR and 23Na NMR were used to analyze the interaction behavior of Na3V2(PO4)3 at low voltage, and then a new intercalation model was proposed. During the transition from Na3V2(PO4)3...
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Revealing structure correlation between ionic liquid and metal-organic framework matrix
May 2024
Solid-state batteries are rising rapidly in response to the fast-increasing energy demand. Metal-organic framework (MOF) loaded with ionic liquids has brought new opportunities for solid-state batteries...
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