276 Result(s)
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Open AccessThermodynamic effect dictates influence of the Atlantic Multidecadal Oscillation on Eurasia winter temperature
The Atlantic Multidecadal Oscillation (AMO) has garnered attention for its important role in sha** surface air temperature (SAT) patterns over Eurasia. While Eurasian winter SAT was traditionally attributed ...
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Open AccessSedimentary evolution pattern influenced by sequence stratigraphy: a case study of the Nanpu Sag, Bohai Bay Basin, China
Identifying and characterizing sedimentary evolution patterns are crucial for assessing the distributions of source and reservoir rocks, which are fundamental to hydrocarbon exploration. This study analyzed th...
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Open AccessStudy on automatic lithology identification based on convolutional neural network and deep transfer learning
Automatic and fast rock classification identification is an important part of geotechnical intelligent survey system. Image based supervised deep learning analysis, especially for convolutional neural networks...
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Potassium isotopic evidence for recycling of surface water into the mantle transition zone
Global water cycling involves interactions between Earth’s interior and its surface environment. Geophysical and mineral physics studies have suggested that the mantle transition zone is hydrous, at least loca...
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Critical turbidity thresholds for maintenance of estuarine tidal flats worldwide
Tidal flats are shrinking in extent globally. The dynamics of the response of estuarine tidal flats to global environmental changes remain unclear. Tidal-flat morphology is shaped by the interplay among wave a...
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Open AccessMultifunctional nanorobot system in precise evaluation and manipulation of virus capsid
It is imperative to have high adaptive techniques for sensing and manipulating biological targets at the nanoscale. This necessity becomes particularly crucial when dealing with fragile living bio-organisms li...
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Influence of Ti Addition on Microstructural Evolution, Mechanical Properties, and Corrosion Resistance in Al0.6CrFeNi2.4 Multi-principal Element Alloys
Given the well-established role of Ti as both a reinforcing and passivating element, we designed a series of multi-principal element alloys (MPEAs) based on the ductile and corrosion-resistant Al0.6CrFeNi2.4 allo...
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Machine learning solution for regional landslide susceptibility based on fault zone division strategy
Landslide susceptibility assessment is an essential tool for disaster prevention and management. In areas with multiple fault zones, the impact of fault zone on slope stability cannot be disregarded. This stud...
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Effect of Preparation Process on Microstructure and Mechanical Properties of Metal Hollow Sphere Composites (MHSCs)
In order to study the effect of the preparation process on the microstructure and mechanical properties of metal hollow sphere composites (MHSCs), they were fabricated using different preparation processes (di...
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Open AccessMicrobial communities modulate chemical weathering and carbon dioxide cycling in an active orogen in Taiwan
Chemical weathering modulates carbon transfer between the crust, hydrosphere, and atmosphere. The extent to which microbial processes are involved in mineral dissolution remains elusive. Here, we performed geo...
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Quaternary integrative stratigraphy, biotas, and paleogeographical evolution of the Qinghai-Tibetan Plateau and its surrounding areas
The Quaternary strata on the Qinghai-Tibet Plateau contain rich information about the paleoclimate and environmental evolution, record the evolution process of the Quaternary regional tectonics, paleogeography...
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Extreme terrestrial heat in 2023
Multiple relentless heatwaves occurred in 2023, with much of the world experiencing at least 20 more heatwave days than the 1991–2020 average. Prominent and record-breaking events included exceptional winterti...
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Unstable evolution of railway slope under the rainfall-vibration joint action
Understanding the unstable evolution of railway slopes is the premise for preventing slope failure and ensuring the safe operation of trains. However, as two major factors affecting the stability of railway sl...
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Microstructural Analysis of the Improved Strength–Ductility Combination in Titanium Alloy with Bi-modal Structure
Metastable β titanium alloy with bi-modal structure usually exhibits excellent Strength–ductility combination. However, the origin of this improved mechanical properties on the dislocation level has not been thor...
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Open AccessDevelopment and evaluations of the broadband ocean bottom seismometer (Yardbird-BB OBS) in Taiwan
This study focuses on develo** and evaluating the broadband ocean bottom seismometer (Yardbird-BB OBS) in Taiwan. The Yardbird-BB OBS is a crucial instrument for recording seismic signals in deep-sea environ...
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Technological diversity in the tropical-subtropical zone of Southwest China during the terminal Pleistocene: excavations at Fodongdi Cave
The terminal Pleistocene witnessed significant paleoclimatic changes that influenced the adaptive behavior of human populations. Situated in the tropical-subtropical zone of Southwest China, a newly excavated ...
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Sub-Himalayan Mesozoic-Cenozoic tectonic-stratigraphic properties and deformation features in the western limb of Hazara Kashmir syntaxis, Pakistan
This study has documented the structural and stratigraphic investigations of the Darwaza, Tajwal, Masot, Bhurban, Dewal, and Malkot areas of Murree and KPK, Pakistan. The proposed territory is positioned along...
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Sedimentary Features and Paleogeographic Evolution of the Middle Permian Trough Basin in Zunyi, Guizhou, South China
Based on detailed field surveys, numerous sections and drillcores as well as analyses of lithofacies and sedimentary facies, sedimentary differentiation in the Middle Permian Zunyi (northern Guizhou, South Chi...
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Open AccessReconciling opposite trends in the observed and simulated equatorial Pacific zonal sea surface temperature gradient
The reasons for large discrepancies between observations and simulations, as well as for uncertainties in projections of the equatorial Pacific zonal sea surface temperature (SST) gradient, are controversial. ...
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Methane adsorption effected by pore structure of overmature continental shale: Lower Cretaceous Shahezi Formation, Xujiaweizi Fault, Songliao Basin
Overmature continental shale is commonly developed, but few studies have given insight into its pore structure and sorption capacity. Various techniques, including SEM, helium porosity and permeability, N2/CO2 ad...
