253 Result(s)
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Article
A novel oligo(N,O-donor) fluorescent probe possessed the CHEF effect for identification of aluminum ions in the environment
An oligo(N,O-donor) fluorescent probe SAS with high selectivity for Al3+ in DMF: H2O (V/V, 9:1) Tris–HCl solution was designed and synthesized. That is to say, the increase of Al3+ activates specific fluorescence...
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A novel cooling and lubrication approach: Device development and machining performance evaluation of ultrasonic vibration–assisted MQL
Minimum quantity lubrication (MQL) as a sustainable technology has gained popularity in addressing the conflict between environmental protection and the machining requirements during cutting processes. However...
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A privacy protection scheme for green communication combining digital steganography
In order to ensure the sustainable development of the Internet of Things (IoT), researchers have been exploring and making technological innovations in the fields of smart grid as well as green communication a...
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Effects of fiber orientations on removal behaviors in ultrasonic vibration-assisted grinding continuous fiber reinforced Ti matrix composite
Continuous fiber reinforced Ti matrix composites (CFTiMCs) exhibit excellent properties such as high specific strength and structural stability. The continuous SiC fibers contribute to the unique unidirectiona...
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Open AccessEfficient and stable hybrid perovskite-organic light-emitting diodes with external quantum efficiency exceeding 40 per cent
Light-emitting diodes (LEDs) based on perovskite semiconductor materials with tunable emission wavelength in visible light range as well as narrow linewidth are potential competitors among current light-emitti...
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Open AccessHyperGCN: an effective deep representation learning framework for the integrative analysis of spatial transcriptomics data
Advances of spatial transcriptomics technologies enabled simultaneously profiling gene expression and spatial locations of cells from the same tissue. Computational tools and approaches for integration of tran...
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Room-temperature ferroelectricity in magnetically ordered CoH2SeO4 flakes
Here, we demonstrate the existence of magnetic ordering and sliding ferroelectricity in two-dimensional CoH2SeO4 multilayers. The experimental result reveals the antiferromagnetic order in powder sample, and firs...
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Flow by Gauss curvature to the orlicz chord Minkowski problem
The \(L_p\) L p chord Minkowski probl...
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Multiple change point detection for high-dimensional data
This research investigates the detection of multiple change points in high-dimensional data without particular sparse or dense structure, where the dimension can be of exponential order in relation to the samp...
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Open AccessTowards Sustainable Grinding of Difficult-to-Cut Alloys—A Holistic Review and Trends
Grinding, a critical precision machining process for difficult-to-cut alloys, has undergone continual technological advancements to improve machining efficiency. However, the sustainability of this process is ...
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Open AccessKernel Bayesian nonlinear matrix factorization based on variational inference for human–virus protein–protein interaction prediction
Identification of potential human–virus protein–protein interactions (PPIs) contributes to the understanding of the mechanisms of viral infection and to the development of antiviral drugs. Existing computation...
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Grinding characteristics of ultra-high strength steel by ultrasonic vibration-assisted grinding with microcrystalline alumina wheel
Ultra-high strength steel has a wide application of gear transmission systems in the aerospace field, owing to its high hardness, good impact toughness, fracture toughness, etc. Grinding is the important metho...
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Wear mechanisms of coated carbide tools during high-speed face milling of Ti2AlNb intermetallic alloys
Ti2AlNb intermetallic alloy is currently the most promising lightweight high-temperature resistant material in the aerospace industry, owing to its high specific strength, favourable room temperature plasticity, ...
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Effect of different cooling and lubrication strategies on milling performance of ultra-high strength steel
Ultra-high strength steel is the major material for manufacturing the aviation gears due to its superior strength and high hardness. However, the generous usage of cutting fluid in flood cooling resulted in th...
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CBN wear behavior during a single-grain ultrasonic vibrations grinding PTMCs materials
Particle-reinforced titanium matrix composites (PTMCs) are extensively utilized in key aerospace structural components due to their low density, high ductility, oxidation resistance, excellent wear, and high t...
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Predicting cutting force and simulating material removal process in turning TiCp/Ti6Al4V composite
Particle-reinforced titanium matrix composites (PTMCs) are high-performance composites. However, the current simulation of particle reinforced composites is based on a simplified morphology of reinforced parti...
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Effect of radial ultrasonic vibrations on wear properties of CBN grains in high-speed grinding of PTMCs
Particle-reinforced titanium matrix composites (PTMCs), as a new type of lightweight high-temperature structural materials, have a broad application prospect in aerospace and advanced automotive fields, owing ...
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Intermittent cutting behavior and grinding force model in ultrasonic vibration-assisted grinding K4002 nickel-based superalloy
The intermittent cutting behavior, performing as periodic contact phase and separation phase between abrasive grit and workpiece, is an important characteristic in the ultrasonic vibration-assisted grinding (U...
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Open AccessMid-infrared imaging spectroscopic measurements of C2H4 frost simulating the outer solar system environments
In the dense and cold atmosphere of Titan, the presence of C2H4 haze has been confirmed by the observations of spacecraft. In the present study, original cryogenic experimental equipment was developed to simulate...
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Open AccessMaternal fiber-rich diet promotes early-life intestinal development in offspring through milk-derived extracellular vesicles carrying miR-146a-5p
The intestinal development in early life is profoundly influenced by multiple biological components of breast milk, in which milk-derived extracellular vesicles (mEVs) contain a large amount of vertically tran...