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Article
A biosensor based on Fe3O4@MXene-Au nanocomposites with high peroxidase-like activity for colorimetric and smartphone-based detection of glucose
A novel magnetic nanozyme Fe3O4@MXene-Au nanocomposite, which possessed higher peroxidase-like activity than that of Fe3O4 nanoparticles and Fe3O4@MXene nanocomposites, was developed. The outstanding magnetic pro...
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Article
Open AccessMechanical behavior of coal under true triaxial loading test connecting the effect of excavation- and mining-induced disturbances
In order to understand the mechanical behavior of a stope and analyse the stress conditions of surrounding rocks after ventilation shaft excavation and the abutment stresses of the top coal mining layout. In s...
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Chapter
Characterization of Silver/Polymer Nanocomposites
In this chapter, we mainly discussed the characterization techniques of polymer nanocomposites based on silver nanoparticles. The main characterization techniques discussed in this chapter includes various met...
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Article
A label-free electrochemical biosensor based on magnetic biocomposites with DNAzyme and hybridization chain reaction dual signal amplification for the determination of Pb2+
A highly sensitive and selective electrochemical biosensor for Pb2+ with a dual-amplification strategy is proposed. The first amplification step was realized by the cycle of Pb2+ and 8–17 DNAzyme (S2), and the hy...
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Article
A label-free electrochemical magnetic aptasensor based on exonuclease III–assisted signal amplification for determination of carcinoembryonic antigen
A novel label-free and exonuclease III (Exo III)–assisted signal amplification electrochemical aptasensor was constructed for the determination of carcinoembryonic antigen (CEA) via magnetic field–induced self...
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Article
An electrochemical and fluorescence dual-signal assay based on Fe3O4@MnO2 and N-doped carbon dots for determination of hydrogen peroxide
A novel electrochemical and fluorescence dual-signal assay was developed for the determination of hydrogen peroxide (H2O2) based on Fe3O4@MnO2 and N-doped carbon dots (NCDs). Fe3O4@MnO2 was not only applied as th...
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Chapter and Conference Paper
Discussion on the Technical Countermeasures of Hechuan Xujiahe Gas Reservoir Development
The Xu-2 member of the Xujiahe gas reservoir in Hechuan gas field has a typical characteristic which is low porosity and low permeability. It is a condensate reservoir which has low dew point pressure and micr...
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Article
A versatile fluorometric aptasensing scheme based on the use of a hybrid material composed of polypyrrole nanoparticles and DNA-silver nanoclusters: application to the determination of adenosine, thrombin, or interferon-gamma
The authors describe a versatile aptasensing scheme based on the use of polypyrrole nanoparticles (PPyNPs) and DNA-silver nanoclusters (DNA-AgNCs) for multiple target detection. The DNA-AgNCs consist of two fu...
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Article
Signal amplification by strand displacement in a carbon dot based fluorometric assay for ATP
A fluorometric ATP assay is described that makes use of carbon dots and graphene oxide along with toehold-mediated strand displacement reaction. In the absence of target, the fluorescence of carbon dots (with ...
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Article
Colorimetric and visual determination of adenosine triphosphate using a boronic acid as the recognition element, and based on the deaggregation of gold nanoparticles
The authors describe a new kind of adenosine triphosphate (ATP) assay. It is based on the use of gold nanoparticles (AuNPs) coated with 4-mercaptophenylboronic acid (MPBA) as the recognition element for ATP. M...
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Article
Discipline versus passion: Collectivism, centralization, and ambidextrous innovation
Can the collectivistic culture of an organization help manage the tension between explorative and exploitative innovation? Though recent studies have suggested contextual approaches to cope with the tension, w...
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Article
Centralization and innovation performance in an emerging economy: testing the moderating effects
Previous research examining the relationship between centralization and innovation performance has suggested conflicting views and mixed results. Drawing on the knowledge-based view, this study identifies two ...
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Article
Determination of finasteride in human plasma by liquid chromatography–electrospray ionization tandem mass spectrometry with flow rate gradient
In this study, an attempt was made to describe and validate liquid chromatography–electrospray ionization tandem mass spectrometry as a fast, sensitive and reproducible method for determining finasteride in hu...
