55 Result(s)
within
Yu. Li
Earth Sciences
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Article
Transformation and mechanisms of climate wet/dry change on the northern Tibetan Plateau under global warming: A perspective from paleoclimatology
The northern Tibetan Plateau is a climatically sensitive zone influenced by monsoon and westerly winds. In summer, water vapor transport can reach Qinghai Lake and the eastern section of the Qilian Mountains; ...
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Article
Fracture propagation and failure mode characteristics of lamellar lacustrine shale under true triaxial compression conditions
Shale oil in China is mainly concentrated in lacustrine shale reservoir, which has poor structural continuity, strong heterogeneity and strong anisotropy. It is of theoretical significance to study the structu...
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Article
Open AccessHistorical footprints and future projections of global dust burden from bias-corrected CMIP6 models
Dust aerosols significantly affect the Earth’s climate, not only as a source of radiation, but also as ice nuclei, cloud condensation nuclei and thus affect CO2 exchange between the atmosphere and the ocean. Howe...
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Landslide susceptibility assessment in Qinzhou based on rough set and semi-supervised support vector machine
As selection of landslide-causing indicators and training samples in landslide susceptibility assessment are the key factors in determining a model’s accuracy, the purpose of this research is to improve the ac...
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Article
Global precipitation change during the Holocene: a combination of records and simulations
Precipitation can shape our climate both in the present and the future. Even though we have made significant advances in studying the mechanisms of millennial-scale climate changes through high-resolution reco...
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Open AccessMechanism and visualization of streamline adjustment in enhanced oil recovery: a comparative study between well pattern adjustment and polymer flooding
Due to the long-term scouring of steam/water flooding, the water channels restricts the expansion of streamlines in the swept region. The formation of the main streamline, an inevitable and troublesome challen...
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Article
Synergistic effect of rainfall and pipe leakage erosion on the formation and development of loess caves in Weinan city, Loess Plateau, Northwest China
Rapid urban expansion and climate change often bring about loess cave disasters on the Chinese Loess Plateau. It is believed that human activity and rainfall can synergistically alter the hydrogeological condi...
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Article
Ecological and hydrologic evolution history in the sensitive zone of both East Asian summer monsoon and Westerly since the Last Glacial Maximum
The Qilian Mountains, located in the northeastern Qinghai-Tibet Plateau, is a sensitive zone of both East Asian summer monsoon (EASM) and westerly winds (WW). The evolution history and driving mechanism of the...
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Article
Earthquake source parameters estimated from high-rate multi-GNSS data: a case study of the 2022 M6.9 Menyuan earthquake
The epicenter, origin time, and magnitude of the earthquake are critical earthquake source parameters, as they can provide data support for earthquake emergency rescue and earthquake risk research, among other...
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Article
Adaptive mechanisms of Ardisia crenata var. bicolor along an elevational gradient on Gaoligong Mountain, Southwest China
Plants overcome environmental stress by generating metabolic pathways. Thus, it is crucial to understand the physiological mechanisms of plant responses to changing environments. Ardisia crenata var. bicolor has ...
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Article
A zero-watermarking algorithm for vector geographic data based on feature invariants
Previous studies on zero-watermarking algorithms for vector geographic data focus on improving the robustness against geometrical attacks, compression attacks and object attacks. However, there are limited zer...
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Article
Phytoplankton community dynamics during Alexandrium blooms in 2019 off the Qinhuangdao coast, Bohai Sea, China
Alexandrium blooms in the northwest area of the Bohai Sea (Qinhuangdao coastal area), China, produce large amounts of toxins that could be enriched in shellfish and consequently harm human bodies. To understand t...
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Article
The Synergism between Methanogens and Methanotrophs and the Nature of their Contributions to the Seasonal Variation of Methane Fluxes in a Wetland: The Case of Dajiuhu Subalpine Peatland
Wetland ecosystems are the most important natural methane (CH4) sources, whose fluxes periodically fluctuate. Methanogens (methane producers) and methanotrophs (methane consumers) are considered key factors affec...
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Article
Study on mechanical properties and energy characteristics of carbonaceous shale with different fissure angles under dry–wet cycles
To experimentally investigate the stability of underground excavations under dry–wet cycles and different fissure angles, several rock samples with prefabricated fissure angles were prepared and subjected to t...
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Article
Microbial community coexisting with harmful alga Karenia mikimotoi and microbial control of algal bloom in laboratory
Algicidal bacteria have been frequently isolated from algal blooming areas. However, knowledge regarding the microbial communities coexisting with microalgae and their potential application in preventing harmf...
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Article
A Continuous Conversion Technology from Top Coal Caving into Multi-Slice Mining for Thick Bifurcated Coal Seams
This paper presents a mining technology that enables the continuous conversion from top coal caving (TCC) to multi-slice mining (MSM). The technology helps operations overcome challenges with mining thick bifu...
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Article
Retraction Note to: Parameter estimation based on rainfall water characteristics and garlic nutrition human gastrointestinal absorption calculation
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Article
Geochemical characteristics of the Ediacaran Dengying Formation in South Qinling: implications for the dolomitization mechanism of dolomites and the terminal Ediacaran paleoenvironment
The dolomite explosion in the terminal Ediacaran period has great geological significance for understanding the paleoenvironmental evolution of the Precambrian-Cambrian transition. However, dolomite origins re...
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Article
Evaluation of All-Sky Assimilation of FY-3C/MWHS-2 on Mei-yu Precipitation Forecasts over the Yangtze-Huaihe River Basin
All-sky (i.e., clear, cloudy, and precipitating conditions) assimilation of microwave observations shows potentially positive impacts on the improvement of the forecasts of cloud-associated weather processes. ...
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Article
RETRACTED ARTICLE: Parameter estimation based on rainfall water characteristics and garlic nutrition human gastrointestinal absorption calculation
This paper proposes an envelope-based ultrasonic echo signal parameter estimation algorithm, elaborates the influence of Gaussian white noise on the performance of the algorithm, and obtains the theoretical ex...
