46 Result(s)
within
Ru-**a Zhao
Chemistry
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Article
A supramolecular fluorescence sensor array for the differentiation of multiple anions and prediction of iodine in artificial urine using machine learning
The simultaneous discrimination and detection of multiple anions in an aqueous solution has been a major challenge due to their structural similarity and low charge radii. In this study, we have constructed a ...
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Article
Synthesis, Crystal Structures, In Vitro Cytostatic Activity and DFT Studies of Four Organotin(IV) Complexes Derived From Schiff-Base Carboxylic Acid
Four triorganotin(IV) complexes, [(Ph3Sn)2L] (1), [(Et3Sn)2L]n (2), [(Me3Sn)2L] n (3), [(Me3Sn)3L(µ2-OH)] n (4) [H2L = 5-[(9-anthracenylmethylene)amino]-isophthalic acid], have been synthesized and characterized ...
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Article
Hydroxylated hierarchical flower-like COF for solid-phase extraction of adrenergic receptor agonists in milk
A new detection platform based on a hydroxylated covalent organic framework (COF) integrated with liquid chromatography–tandem mass spectrometry (LC–MS/MS) was constructed and used for detecting adrenergic rec...
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Article
Open AccessWhole fresh fruit intake and risk of incident diabetes in different glycemic stages: a nationwide prospective cohort investigation
Fruit intake is beneficial to several chronic diseases, but controversial in diabetes. We aimed to investigate prospectively the associations of whole fresh fruit intake with risk of incident type 2 diabetes (...
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Article
Ultrasensitive detection of multiple cancer biomarkers by a triple cascade amplification strategy in combination with single particle inductively coupled plasma mass spectrometry
A versatile triple cascade amplification strategy was developed for ultrasensitive simultaneous detection of multiple cancer biomarkers using single particle inductively coupled plasma mass spectrometry (spICP...
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Article
Structures of the ADGRG2–Gs complex in apo and ligand-bound forms
Adhesion G protein-coupled receptors are elusive in terms of their structural information and ligands. Here, we solved the cryogenic-electron microscopy (cryo-EM) structure of apo-ADGRG2, an essential membrane...
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Article
Active Layer Morphology Engineering of All-polymer Solar Cells by Systematically Tuning Molecular Weights of Polymer Donors/Acceptors
In all-polymer solar cells (APSCs), number-average molecular weights (Mns) of polymer donors and polymer acceptors play an important role in active layer morphology and photovoltaic performance. In this work, bas...
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Article
Ionic covalent organic frameworks for the magnetic solid-phase extraction of perfluorinated compounds in environmental water samples
A novel magnetic ionic covalent organic framework (Fe3O4@EB-iCOFs) was designed and synthesized. It was then characterized by X-ray diffraction, N2 adsorption–desorption analysis, and magnetic measurements, among...
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Article
Monolithic Covalent Organic Framework Aerogels through Framework Crystallization Induced Self-assembly: Heading towards Framework Materials Synthesis over All Length Scales
Here, through the synergism between kinetic dynamic imine-exchange control and thermodynamic control, rarely observed compressible, porous, crystalline covalent organic framework (COF) aerogels were synthesize...
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Article
A core-shell structured magnetic covalent organic framework (type Fe3O4@COF) as a sorbent for solid-phase extraction of endocrine-disrupting phenols prior to their quantitation by HPLC
A magnetic covalent organic framework (Fe3O4@COF) with core–shell structure was fabricated at room temperature and used as an adsorbent for magnetic solid-phase extraction of polar endocrine-disrupting phenols (4...
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Article
Porous covalent organonitridic frameworks for solid-phase extraction of sulfonamide antibiotics
Porous covalent organonitridic frameworks (PCONFs) were applied as a packing in a solid-phase extraction cartridge for rapid extraction of eight sulfonamide antibiotics from complex samples. The detection was ...
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Article
Single platinum atoms immobilized on an MXene as an efficient catalyst for the hydrogen evolution reaction
Single-atom catalysts offer a pathway to cost-efficient catalysis using the minimal amount of precious metals. However, preparing and kee** them stable during operation remains a challenge. Here we report th...
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Article
A Zr(IV)-based porphyrinic metal-organic framework as a solid-phase sorbent for extraction of sulfonamides prior to their quantitation by LC-MS
A porphyrinic metal–organic framework (PCN-224) was fabricated and used as an adsorbent for solid-phase extraction of ultratrace levels of polar sulfonamide antibiotics from food and drinking waters. The PCN-2...
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Article
A hollow microporous organic network as a fiber coating for solid-phase microextraction of short-chain chlorinated hydrocarbons
A solid-phase microextraction (SPME) fiber coated with a hollow microporous organic network (H-MON) was fabricated for the analysis of short-chain chlorinated paraffins (SCCPs). The sorbent was prepared by rea...
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Article
A Biomimetic Surface for Infection-resistance through Assembly of Metal-phenolic Networks
Despite the fact that numerous infection-resistant surfaces have been developed to prevent bacterial colonization and biofilm formation, develo** a stable, highly antibacterial and easily produced surface re...
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Article
Magnetic covalent triazine-based frameworks as magnetic solid-phase extraction adsorbents for sensitive determination of perfluorinated compounds in environmental water samples
Covalent organic frameworks (COFs), which are a new type of carbonaceous polymeric material, have attracted great interest because of their large surface area and high chemical and thermal stability. However, ...
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Article
Multiple-helix cobalt(II)-based metal-organic nanotubes on stainless steel fibers for solid-phase microextraction of chlorophenol and nitrophenols from water samples
The high performance solid-phase microextraction (SPME) of polar phenols from aqueous matrices is a challenge due to the strong interaction between water molecules and polar phenols. The authors describe the f...
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Article
An alternating polymer of two building blocks based on B←N unit: Non-fullerene acceptor for organic photovoltaics
B←N coordination bond can be used to develop polymer electron acceptors for efficient all-polymer solar cells (all-PSCs). Here, we report a new alternating conjugated polymer containing two building blocks bas...
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Article
Cadmium(II)-based metal–organic nanotubes as solid-phase microextraction coating for ultratrace-level analysis of polychlorinated biphenyls in seawater samples
In this study, stable cadmium(II)-based metal–organic nanotubes (Cd-MONTs) were prepared and used as a coating material for solid-phase microextraction (SPME) of polychlorinated biphenyls (PCBs) from environme...
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Article
Syntheses, Crystal Structure and Property of a Heterometallic Heptanuclear Cluster
A novel heterometallic heptanuclear cluster [(hmbame)2 \(Co_{4}^{III}\) ...
