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Yan **ng
Analytical Chemistry
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Article
Evaluation and clinical application of a bracketing calibration-based isotope dilution liquid chromatography-tandem mass spectrometry candidate reference measurement procedure for serum theophylline
A candidate reference measurement procedure (RMP) for serum theophylline via isotope dilution liquid chromatography-tandem mass spectrometry (LC-MS/MS) was developed. With a single-step precipitation pretreatm...
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Different effects of Al on the decomposition of HATO under non-isothermal and adiabatic conditions
Explosives containing Al powder have higher detonation energy and heat. However, while pursuing detonation performances, the thermal safety of explosives with Al is equally important. To research the effect of...
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Article
Highly regioselective synthesis of branched saturated aldehydes by tandem hydroformylation/isomerization/hydrogenation of 1-arylbutadienes
Rh-catalyzed tandem hydroformylation/isomerization/hydrogenation of various 1-arylbutadienes toward the corresponding branched saturated aldehydes were performed in the presence of monodentate phosphine ligand...
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Rapid visual dual-mode detection of Zr(IV) based on l-histidine functionalized gold nanoparticles
Heavy metal pollution has always been a great threat to human health and safety. Compared with other heavy metals, although zirconium ion (Zr(IV)) is equally harmful, due to the lack of research on Zr(IV) in t...
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Open AccessDevelopment and evaluation of a candidate reference measurement procedure for detecting 17α-hydroxyprogesterone in dried blood spots using isotope dilution liquid chromatography tandem mass spectrometry
17α-Hydroxyprogesterone (17α-OHP) quantification in dried blood spots (DBS) is essential for newborn screening for congenital adrenal hyperplasia (CAH), which is challenging due to its low physiological concen...
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Simultaneous SERS-decoding detection of multiple pathogens in drinking water with home-made portable double-layer filtration and concentration device
The engineering of a home-made portable double-layer filtration and concentration device with the common syringe for rapid analysis of water samples is reported. The core elements of the device were two instal...
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Construction of pitch-derived porous carbon-functionalized electrochemical aptasensor for sensitivity detection of chloramphenicol
Chloramphenicol (CAP) is widely used in human and veterinary medicine but has a harmful side effect on human/animal health and ecological risks. The current methods for the detection of CAP are commonly expens...
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An Electropolymerization (EP)-based Fluorescent Film Probe to Fe3+ Using Conjugated Polymer as Precursor
A conjugated polymer P-M2 with carbazole units as impendent sidechains is used as the electropolymerization (EP) precursor to prepare EP film and realize the coupling reaction between conjugated polymers. Further...
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Article
Tetrahedral DNA-linked aptamer-antibody-based sandwich-type electrochemical sensor with Ag@Au core-shell nanoparticles as a signal amplifier for highly sensitive detection of α-fetoprotein
The conventional electrochemical detection strategy for alpha-fetoprotein (AFP) is limited by the antigen-antibody (Ag-Ab) reactions and suffers from low sensitivity and poor reproducibility due to the inconsi...
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Influence of air-cooled heat dissipation on the thermal characteristics and thermal management of battery packs for electromechanical equipment under plateau environment
As the plateau environment is characterized by low air pressure and low density, it greatly limits the heat dissipation performance of high-power electromechanical equipment. Especially for new military combat...
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Article
Ti4+ functionalized zirconium metal-organic frameworks with polymer brushes for specific identification of phosphopeptides in human serum and skimmed milk
In the present study, click chemistry and Schiff base reactions were simultaneously applied to prepare polymer brush (PEG)–functionalized MOF materials (UiO-66-NH2) and immobilized with Ti4+ (MOF-Brush-THBA-Ti4+)...
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Recent Advances in Organic Small-Molecule Fluorescent Probes for the Detection of Zinc Ions (Zn2+)
Zinc(II) ions (Zn2g) play crucial roles in the growth, propagation, and metabolism of animals, plants, and humans. Abnormal concentrations of Zn2+ in the environment and living organisms pose potential risks to e...
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S-scheme heterojunction phthalocyanine/TiO2 photoelectrochemical sensor for innovative glutathione detection
A novel photoelectrochemical sensor, employing an S-scheme heterojunction of phthalocyanine and TiO2 nanoparticles, has been developed to enable highly sensitive determination of glutathione. By integrating the f...
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Strand displacement–triggered FRET nanoprobe tracking TK1 mRNA in living cells for ratiometric fluorimetry of nucleic acid biomarker
A precisely designed dual-color biosensor has realized a visual assessment of thymidine kinase 1 (TK1) mRNA in both living cells and cell lysates. The oligonucleotide probe is constructed by hybridizing the an...
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Application of ISO 16140-3:2021 standard to verify compact dry BC method in a single food microbiology laboratory
According to clause 7.2.1.5, it is essential that a laboratory that follows the ISO/IEC 17025:2017 standard verifies standard methods or validated alternative methods before it starts using them. In 2021, the ...
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Article
Electrochemical monitoring of lanthanum ion concentration in high-temperature molten salt
Online monitoring of lanthanide fission product concentrations has been a great challenge in the pyrochemical reprocessing of spent nuclear fuels. Electrochemical techniques, with the advantages of accuracy an...
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Article
Fluorescence Sensing Properties of a Bibranched Cyanostilbene Derivative Containing -NH2 for Trace Water and Picric Acid Determination
In order to design organic small molecule fluorescent materials with multiple sensing, a bibranched -NH2 modified cyanostilbene derivative (AM) was synthesized. It exhibits solvent and aggregation-induced emissio...
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Article
A bulit-in self-calibration ratiometric self-powered photoelectrochemical sensor for high-precision and sensitive detection of microcystin-RR
A novel high-precision aptasensor of microcystin-RR (MC-RR) is developed based on a ratiometric self-powered photoelectrochemical platform. In detail, the defective MoS2/Ti3C2 nanocomposite with good photoelectri...
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Study on the influence of solvent extraction on thermal property parameters of coal oxidation
The determination of the influence law of coal molecular active structure on its oxidation and exothermic characterization parameters is one of the keys to effectively prevent coal spontaneous combustion, but ...
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Repurposing of halogenated organic pollutants via alkyl bromide-catalysed transfer chlorination
Halogenated organic pollutants (HOPs) are causing a significant environmental and human health crisis due to their high levels of toxicity, persistence and bioaccumulation. Urgent action is required to develop...
