32 Result(s)
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Engineering, general
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Article
Open AccessCompressive confocal microscopy imaging at the single-photon level with ultra-low sampling ratios
Laser-scanning confocal microscopy serves as a critical instrument for microscopic research in biology. However, it suffers from low imaging speed and high phototoxicity. Here we build a novel deep compressive...
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Article
Open AccessA novel hybrid model for bridge dynamic early warning using LSTM-EM-GMM
Early warning of existing bridges is now predominated by deterministic methods. However, these methods face challenges in expressing uncertain factors (such as wind load, temperature load, and other variables,...
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Article
Synthesis and Performance Evaluation of Temperature and Salt-Resistant Foam Drainage Agent XY-1
The production of the gas well continues to decline due to the prevailing accumulation of flowback fluid in the well. The flowback fluid can be carried out by agitation of the airflow at the bottom of the gas ...
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Article
Open AccessComparison between a dual-time-window protocol and other simplified protocols for dynamic total-body 18F-FDG PET imaging
Efforts have been made both to avoid invasive blood sampling and to shorten the scan duration for dynamic positron emission tomography (PET) imaging. A total-body scanner, such as the uEXPLORER PET/CT, can rel...
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Article
Open AccessMotion correction and its impact on quantification in dynamic total-body 18F-fluorodeoxyglucose PET
The total-body positron emission tomography (PET) scanner provides an unprecedented opportunity to scan the whole body simultaneously, thanks to its long axial field of view and ultrahigh temporal resolution. ...
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Article
Inferring transcription factor regulatory networks from single-cell ATAC-seq data based on graph neural networks
Sequence-specific transcription factors (TFs) are the key effectors of eukaryotic gene control and they regulate hundreds to thousands of downstream genes. Of particular interest are interactions in which a gi...
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Article
Open AccessParameter optimization of rubber cylinder of expansion liner hanger based on numerical simulation
The expansion liner hanger has great advantages over the traditional slip liner hanger. Therefore, scholars at home and abroad have carried out extensive research on the expansion liner hanger, but there are f...
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Article
Eddy current loss analysis and frequency optimization design of double-sided LCC-IPT system in seawater environment
Inductive power transfer system can generate eddy current when operating in seawater medium. On the one hand, it can cause eddy current loss, and reduce operating efficiency of the system. On the other hand, i...
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Article
Analysis and elimination of tri-band beacon interference with the fluxgate sensors onboard CSES
High precision magnetometer (HPM) is a magnetic field detection payload onboard China Seismo-Electromagnetic Satellite (CSES), including two fluxgate magnetometers (FGM) and a coupled dark state magnetometer (...
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Article
A triboelectric/electromagnetic hybrid generator for efficient wind energy collection and power supply for electronic devices
Harvesting energy from ambient environment has been considered as a promising strategy for driving portable electronic devices in a sustainable way. A wind driven triboelectric-electromagnetic hybrid nanogener...
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Article
LaneDraw: Cascaded lane and its bifurcation detection with nested fusion
Lane and its bifurcation detection is a vital and active research topic in low cost camera-based autonomous driving and advanced driver assistance system (ADAS). The common lane detection pipeline usually pred...
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Article
Effects of different atmospheres on the arc erosion behaviors of Ti3SiC2 cathodes
The effects of ambient atmospheres on the arc erosion behaviors of Ti3SiC2 cathodes were investigated at 5.5 kV in argon, nitrogen, air, and oxygen. The mass loss of the cathodes increased in the order of argon, ...
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Article
Global voxel transformer networks for augmented microscopy
Advances in deep learning have led to remarkable success in augmented microscopy, enabling us to obtain high-quality microscope images without using expensive microscopy hardware and sample preparation techniq...
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Article
Detrital Zircon U–Pb Geochronology as an Indicator of Provenance in the Zhiluo Formation of the Western Ordos Basin, China
Detrital zircon grains were collected from six samples of sedimentary rock from the Middle Jurassic Zhiluo Formation in the western Ordos Basin of China. U–Pb isotopic geochronology data were measured and used...
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Article
Study on the Structure and Properties of High-Calcium Coal Ash in the High-Temperature Zone of a Blast Furnace: A Molecular Dynamics Simulation Investigation
Molecular dynamics simulations were carried out to study the behavior of high-calcium coal ash in the high-temperature zone of a blast furnace. The radius distribution function, coordination number, structural...
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Article
Open AccessA Rubik’s microfluidic cube
A Rubik’s cube as a reconfigurable microfluidic system is presented in this work. Composed of physically interlocking microfluidic blocks, the microfluidic cube enables the on-site design and configuration of ...
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Article
Propagation properties of foreshock cavitons: Cluster observations
Foreshock cavitons are transient phenomena observed in the terrestrial foreshock region. They are characterized by a simultaneous depression of magnetic field magnitude and plasma density, which are bounded wi...
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Article
Experimental analysis on temperature characteristics of a rectangular bulk YBCO exposed to alternating magnetic field
The motion of magnetic flux will cause temperature rise inside of a bulk high-temperature superconductor (HTS) when exposed to an alternating magnetic field (AMF). In levitation system, like superconducting mo...
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Article
A Novel Dietary Source of EPA and DHA: Metabolic Engineering of an Important Freshwater Species—Common Carp by fat1-Transgenesis
Omega-3 polyunsaturated fatty acids (n-3 PUFAs), such as eicosapentaenoic acid (20:5n-3, EPA) and docosahexaenoic acid (22:6n-3, DHA), are essential for neural development and human health. The n-3 PUFAs are m...
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Article
Arc corrosion behavior of Cu-Ti3AlC2 composites in air atmosphere
The arc corrosion evolution of Cu-20 vol.% Ti3AlC2 cathodes is presented here. After eroded by 3, 4, 5, 6, 7, 8, 9, 10 kV DC voltage, respectively, the surface morphologies were characterized by field emission sc...
