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Article
Preparation of NiMoO4 porous nanosheets by freezing method as adhesive-free electrodes for high-performance flexible supercapacitors
This article successfully prepared porous NiMoO4 sheet-like structured nanomaterials deposited on carbon cloth using the freeze-drying method. The morphology and phase structure were characterized by SEM, TEM, an...
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Article
Study on microstructure characterization and mechanical properties of AISI 444 ferritic stainless steel joint by high-frequency pulse K-TIG welding
The research employed high-frequency pulse K-TIG for the welding of a 6mm thick AISI 444 ferritic stainless steel (FSS), and the welding process window was determined. Complete penetration was achieved in the ...
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Article
Deep Learning-Enabled Image Classification for the Determination of Aluminum Ions
In this work, an image classification based on deep learning for quantitative field determination of aluminum ions (Al3+) was developed. Carbon quantum dots with yellow fluorescence were synthesized by a one-pot ...
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Article
Open AccessHuman-associated bacteria adopt an unusual route for synthesizing 3-acetylated tetramates for environmental adaptation
Tetramates or tetramic acid-containing compounds (TACs) are a group of bioactive natural products featuring a pyrrolidine-2,4-dione ring acknowledged being closed via Dieckmann cyclization. The cariogenic Strepto...
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Article
Electrochemical aptasensor for Staphylococcus aureus by stepwise signal amplification
An electrochemical aptasensor for ultrasensitive detection of Staphylococcus aureus (SA) has been developed based on stepwise signal amplification. In the sample processing stage, the specific recognition between...
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Article
Prefabrication decisions of the construction supply chain under government subsidies
Prefabrication has been generating increasing interest as a cleaner production strategy to promote sustainable development. Alongside this trend, various subsidies have been set to improve prefabrication level...
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Article
Adaptive finite element approximation for steady-state Poisson-Nernst-Planck equations
In this paper, we develop an adaptive finite element method for the nonlinear steady-state Poisson-Nernst-Planck equations, where the spatial adaptivity for geometrical singularities and boundary layer effects...
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Article
Open AccessDiagnostic accuracy of DNA-based SDC2 methylation test in colorectal cancer screening: a meta-analysis
A growing body of research suggests that methylated genes can be used as early diagnostic markers for cancer. Some studies on methylated Syndecan 2 (SDC2) have shown that it has a great diagnostic ability in c...
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Article
Open AccessVolatile organic compounds as a potential screening tool for neoplasm of the digestive system: a meta-analysis
This meta-analysis was aimed to estimate the diagnostic performance of volatile organic compounds (VOCs) as a potential novel tool to screen for the neoplasm of the digestive system. An integrated literature s...
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Article
Open AccessIn situ XRD and operando spectra-electrochemical investigation of tetragonal WO3-x nanowire networks for electrochromic supercapacitors
Electrochromic supercapacitors (ESCs) are appealing for smart electronic device applications due to their advantages of dual-function integration. Unfortunately, the synchronous dual-function evaluation and th...
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Article
Computable Interpolation Error Constants for the Geometric Simplex Finite Elements
In this paper, a novel high accuracy computation method for interpolation error constants is proposed over the geometric simplex finite elements. Firstly, the expansions of bounded linear operators are employe...
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Article
Faraday cage-type aptasensor for dual-mode detection of Vibrio parahaemolyticus
A Faraday cage-type aptasensor has been developed for dual-mode detection of a common bacterial pathogen Vibrio parahaemolyticus (VP) by electrochemiluminescence (ECL) and differential pulse voltammetry (DPV), u...
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Article
Open AccessAn anaerobic bacterium host system for heterologous expression of natural product biosynthetic gene clusters
Anaerobic bacteria represent an overlooked rich source of biological and chemical diversity. Due to the challenge of cultivation and genetic intractability, assessing the capability of their biosynthetic gene ...
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Article
Open AccessThe robust analysis of supply chain based on uncertainty computation: insight from open innovation
In this study, the effects of open innovation practices on enterprise value were discussed based on the supply chain perspective. A nonlinear programming mode was constructed considering the uncertainty of ope...
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Article
Design and synthesis ethynyl ferrocene-based multifunctional chemosensors for fluoride anion
To exploit novel ferrocene-based small molecules with long conjugated structures as visible and electrochemical multichannel chemosensors, four conjugated ferrocene ethynyl semicarbazide derivatives (Fc-X-An) ...
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Article
Fast-Scan Anodic Strip** Voltammetry for Detection of Pb(II) at Picomolar Level
Fast-scan anodic strip** voltammetry (FSASV) was applied to sensitively detect Pb2+ on a mercury film electrode (MFE). The method was involved with a controlled preconcentration by accumulation of Pb2+ on the M...
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Article
Open AccessGenome mining unveils widespread natural product biosynthetic capacity in human oral microbe Streptococcus mutans
Streptococcus mutans is a major pathogen causing human dental caries. As a Gram-positive bacterium with a small genome (about 2 Mb) it is considered a poor source of natural products. Due to a recent explosion in...
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Article
The concept and realization of nanostructure fabrication using free-standing metallic wires with rapid thermal annealing
Free-standing metallic nanostructures are considered to be highly relevant to many branches of science and technology with applications of three dimensional metallic nanostructures ranging from optical reflect...
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Article
A test strip for lead(II) based on gold nanoparticles multi-functionalized by DNAzyme and barcode DNA
A simple, rapid, sensitive and selective test strip for the detection of lead(II) in water samples was developed. This method is based on gold nanoparticles multi-functionalized by 17E-17DS duplex and barcode ...
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Article
An efficient blue-white screening based gene inactivation system for Streptomyces
Streptomyces is studied intensively for its outstanding ability to produce bioactive secondary metabolites and for its complicated morphological differentiation process. A classical genetic manip...
