In Alberta, Canada, paleontologists continue to unearth thousands of Pachyrhinosaurin bones across a kilometer of land, making this gigantic bonebed one of the densest fossil sites in the world.
Nicknamed “The River of Death,” a local…
Category: Engineering
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China’s aerial mothership can launch 100 drones over 4,500 miles
In a significant development that underlines China’s continued investment in unmanned warfare capabilities, the People’s Liberation Army (PLA) is preparing to deploy the Jiu Tian (“High Sky”) drone carrier for its inaugural mission by…
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Russia plans nuclear-capable missile launch ‘training’
Russia is allegedly planning to conduct a “training” launch of its RS-24 Yars intercontinental ballistic missile (ICBM) overnight on May 19, according to Ukraine’s Defense Intelligence (HUR).
The missile, which will reportedly be…
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NVIDIA chips drive world’s largest quantum research supercomputer
NVIDIA has launched the Global Research and Development Center for Business by Quantum-AI Technology (G-QuAT), a major new initiative in the world of supercomputing. Located in Japan, G-QuAT hosts ABCI-Q, now the world’s largest supercomputer…
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Study of in situ stress inversion of deeply incised valleys considering the river evolution process
Numerical model
FLAC3D is finite element calculation software that is based on the fast Lagrange method, which has been widely used for in situ stress inversion in geotechnical engineering6,43. To study the influence of river evolution and…
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Meteorological data implications modeling on evapotranspiration variability in arid and semi-arid zones in Saudi Arabia using hybrid metaheuristic
Oliveira, S., Cunha, J., Nóbrega, R. L., Gash, J. H. & Valente, F. Enhancing global rainfall interception loss estimation through vegetation structure modeling. J. Hydrol. 631, 130672 (2024).
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Enhancing abrasive wear resistance of IS-2062 steel in hydroturbine applications with WC-12 Co and WC-10 Co-4 Cr HVOF coatings
Microstructural analysis of powder and coated surface
The SEM images and XRD analysis of both the candidate powder can be seen in Fig. 1. Both powders exhibit spherical and semi-spherical particles, which support good powder flowability, which is…
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Research on the technology of unloading pressure and preventing punching in extra-thick coal seams
Introduction to the hydraulic fracturing process
The double-end blocking and fracturing technology is characterized by the absence of a slit link, with both blocking and fracturing operations being executed through two distinct systems. This…
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Embedded solution to detect and classify head level objects using stereo vision for visually impaired people with audio feedback
In this section, different results are reported: first, training and validation process for the head level object detection and classification; second, quantitative results on the estimation of range and orientation of nearby objects; third,…
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A novel research on network security situation prediction based on iteratively optimized RBF-NN
In this section, we evaluate the proposed method by applying it into a real network. First, we analyze suitable parameters and construct the prediction model. Then, by comparing with different optimization techniques, the effectiveness of CM-GA…
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