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Article
A universal polymer-assisted route to fabricate Zr-doped TiO2 nanocomposite: boosting reactive desulfurization
A series of transition metal ion-doped TiO2 composites were prepared by polyethyleneimine-assisted solvent-free self-assembly. Due to the similar electronegativity and ionic radius of Ti and Zr ions, the introduc...
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Preparation of (S)-epichlorohydrin using a novel halohydrin dehalogenase by selective conformation adjustment
Chiral epichlorohydrin (ECH) is an attractive intermediate for chiral pharmaceuticals and chemicals preparation. The asymmetric synthesis of chiral ECH using 1,3-dicholoro-2-propanol (1,3-DCP) catalyzed by a h...
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Lyapunov-based nonlinear model predictive control for the path following of bevel-tip flexible needles in 3D environment
This paper develops a Lyapunov-based nonlinear model predictive control (NMPC) method for the path-following task of bevel-tip flexible needle in 3D environments. First, a nonholonomic and nonlinear kinematic ...
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A scientometric review of medical flexible needle systems in surgery: signal processing, navigation and control
Flexible needle systems showing multiple advantages in various medical scenarios, characterized by their flexibility, ease of operation, adaptable control and navigation capabilities. This paper presents a sci...
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Textile production by additive manufacturing and textile waste recycling: a review
The rapid growth of textile industry and fast-fashion has led to the production of about 92 million ton of textile waste per year. Nearly 85% of textile waste is disposed of by landfill and incineration, causi...
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Emission characteristics and control technology of heavy metals during collaborative treatment of municipal solid waste incineration fly ash in iron ore sintering process
The municipal solid waste incineration fly ash (MSWI-FA) contains a large amount of heavy metals, and the process of iron ore sintering and treating fly ash needs to pay attention to the migration characterist...
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Open AccessCorrection: Implications of accounting for marker-based population structure in the quantitative genetic evaluation of genetic parameters related to growth and wood properties in Norway spruce
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High-performance 1D CsPbBr3/CdS photodetectors
The emergence of all-inorganic perovskite CsPbBr3 has ignited significant interest in optoelectronic devices, However, CsPbBr3 thin film-based photodetectors face performance limitations due to grain boundaries a...
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Article
Cross-sectional study of hepatitis B virus infection in female breast cancer patients in China for the first time diagnosed
The correlation between breast cancer and hepatitis B virus (HBV) remains inconclusive. This study aims to explore the serological status of HBV infection and past infection in different age groups of female b...
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Event-triggered scaled consensus for distributed networks in a compound noisy environment over markovian switched topologies
This article focuses on event-triggered scaled consensus for stochastic multi-agent systems (SMASs) in the presence of multiplicative and additive noises in a Markovian switched setting. First, a novel distrib...
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Open AccessSelf-supervised multi-object tracking based on metric learning
The current paradigm of joint detection and tracking still requires a large amount of instance-level trajectory annotation, which incurs high annotation costs. Moreover, treating embedding training as a classi...
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Research on effect of anode microstructures on mass transfer and electrochemical reaction in SOFCs based on a fractional Brownian motion model
The microstructure of the porous anode plays a crucial role in the mass transfer dynamics and electrochemical reaction of solid oxide fuel cells (SOFCs), significantly impacting their performance. This paper i...
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Synthesis of metal-free benzimidazole-based catalysts and its application in CO2 cycloaddition
Ionic polymers functionalized with hydroxyl, carboxyl, and amino groups can enhance the catalytic activity of catalysts. However, the straightforward preparation of bifunctional ionic polymers containing abund...
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Effect of graphene addition on activation and kinetic properties of La–Mg–Ni-based hydrogen storage alloys
The La1.7Pr0.3Mg16Ni hydrogen storage alloy was prepared by medium-frequency induction melting, and then the composite hydrogen storage alloy powder of La1.7Pr0.3Mg16Ni + x wt.% (x = 0, 2, 4, and 6) graphene was ...
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Effect of Ultrasonic Cleaning Combined with Antibacterial Polypeptide Periodontal Gel on Inflammatory Reaction and Incidence of Adverse Reactions in Patients with Chronic Gingivitis
The purpose of this investigation was to evaluate the efficacy of ultrasonic subgingival curettage in conjunction with antibacterial polypeptide periodontal gel in the management of chronic periodontitis of mo...
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A novel method for improving milling efficiency and wear resistance of mill hammer with orderly brazed diamond grains
In order to improve the milling efficiency and wear resistance of hammer mills, diamond grains were brazed onto a T-shaped SUS 304 stainless steel hammer with an orderly patterned arrangement. The impact of gr...
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Improved Initial Alignment Algorithm of SINS on Shaking Base Based on Kalman Filter
In the initial alignment of shaking base, Kalman filter is easy to diverge, and the alignment result is poor. Many scholars introduce various nonlinear filtering methods to solve this problem, but these filter...
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Augmented Proportional and Integral Observer Design for Fault Estimation in Discrete-time Systems With Applications to Wind Turbine Systems and Electro-mechanical Servo Systems
In this paper, a fault estimation technique is addressed to simultaneously estimate system states, actuator, and sensor faults for discrete-time dynamic systems. Specifically, an augmented system is constructe...
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Effect of (111) oriented nanotwinned Cu substrate on the electromigration of Sn58Bi solder joint at high current density
(111) oriented nanotwinned copper ((111)nt-Cu) has attracted much attention and shown a good application prospect as Under Bump Metallurgy (UBM) in advanced packaging technology, because of its excellent inter...
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Open AccessDownstream wake features of a Rood wing predicted by different turbulence models
Computational fluid dynamics is used to analyze the influence of the horseshoe vortex on the wake features of a simplified geometry representing an underwater vehicle sail (i.e. Rood wing). The sail wake featu...
