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地质科技通报
Scopus
ISSN 2096-8523 · Editorial Department of Bulletin of Geological Science and Technology · 732 artikel di indeks
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Artikel Jurnal
Two-dimensional magnetotelluric inversion method based on deep learning
Objective The inversion of magnetotelluric sounding data to improve the accuracy of data interpretation has always been an essential topic in magnetotelluric sounding. Methods To address the problems of traditional magnetotelluric inversion methods, such as the dependence of the initial model and…
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Artikel Jurnal
Hydrocarbon generation potential and oil source comparison of source rocks in the central and western regions of Xihu Depression
Objective The Xihu Depression, located in eastern China, is a significant area for oil and gas exploration. While previous studies have focused on deep strata, such as the Pinghu Formation, little research has been conducted on the middle and shallow strata, including the Huagang Formation. Recent…
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Artikel Jurnal
Geological characteristics of the Lower Carboniferous Heshirafu Formation reef in the Artashi section in the Southwest Tarim Basin
Objective Research on reefs is highly important for determining sedimentary environments and for oil and gas exploration, but relatively few studies have been conducted on Carboniferous reefs in the Southwest Tarim Basin. Methods Early Carboniferous reefs of the Heshirafu Formation in the Artashi…
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Artikel Jurnal
Hazard assessment of debris flow induced by short-time heavy rainfall based on RAMMS numerical simulation
Objective Debris flows caused by short-term heavy rainfall are a frequent occurrence in Zhejiang Province and pose a serious threat to the lives and property of mountain residents. Therefore, the assessment of debris flow risk has significant theoretical and practical value for disaster management…
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Artikel Jurnal
Remote sensing investigation and development distribution of historical earthquake-induced landslides along Lushi Expressway
Objective The fault structure along the Lu (ding) Shi (main) highway has developed, and earthquakes are frequent, resulting in a large number and large scale of historical earthquake-induced landslides in the region. However, a large amount of vegetation grows on the surface of these seismic…
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Artikel Jurnal
Discrete element simulation of the dynamic response and instability process of the Xinhua Village landslide in Baoxing County under the "6.1" Lushan earthquake
Objective The shallow potential sliding layer of a slope is an important feature in seismic geological disasters. Its characteristics, such as slope shape and slope structure, tend to complicate the dynamic response and slope damage. Methods In this paper, the landslide in Xinhua Village, triggered…
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Artikel Jurnal
Establishment of multi-scale fracture model based on digital outcrop and its guidance for subsurface fracture prediction
Objective Large deep carbonate reservoirs have been developed in the Tarim Platform area. Structural fractures are important seepage paths and reservoir spaces for deep carbonate reservoirs. Due to the strong heterogeneity of reservoirs, which is influenced by multiple geological factors, there is…
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Artikel Jurnal
Estimation of karst carbon sinks and analysis of their driving factors in Hubei Province from 2019 to 2021
Objective Carbonate rocks have a significant carbon sink effect in water cycle. Since karst landforms are widely distributed in China, research on the potential of karst carbon sinks plays an important role in formulating regional strategies for increasing carbon sinks. Methods In this study…
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Artikel Jurnal
Nonlinear degradation of stability of Q2 loess slopes in northern Shaanxi considering rainfall conditions
Objective Rainfall disasters are one of the most common disasters on loess slopes in northern Shaanxi, and revealing the effects of rainfall on loess slope stability is beneficial for preventing and controlling such disasters. Methods This research studied the mechanical properties of Q2 loess in…
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Artikel Jurnal
Application of MODFLOW-CFPv2 model in karst tunnel water inrush and its impact on groundwater environment: Example of the Mengkuanggou karst water system in Heqing County, Yunnan Province
Objective In the central Yunnan region, the geological structure is complex and karst formations are prevalent. Sudden water gushing and attenuation of spring flow are among the most difficult problems in tunnel construction. The Mengkuanggou karst water system exhibits a high degree of karst…
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Artikel Jurnal
Deformation evolution law and early warning criterion of Xinhua landslide
Objective To reveal the deformation evolution of the Xinhua landslide in Luding County, Sichuan Province under the comprehensive effects of reservoir impoundment, reservoir water level fluctuations and seasonal rainfall, and to explore the progressive cumulative effect of the strength degradation…
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Artikel Jurnal
Optimizing TSES method based on the environmental factors to select negative samples and its application in landslide susceptibility evaluation
Objective Landslide susceptibility evaluation is an important means for landslide disaster prevention and control. Unreasonable negative landslide samples will affect landslide susceptibility evaluation, thereby affecting landslide disaster prevention and control. Therefore, it is particularly…
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Artikel Jurnal
Pore and fracture characteristics of low-maturity continental shale and its significance for shale oil occurrence: A case study of Shahejie Formation in Qingnan Sag, Jiyang Depression
Low-maturity shale oil has great resource potential in Jiyang Depression and has become an important field after the successful breakthrough of medium- to high-maturity shale oil. Objective The purpose of this paper is to clarify the pore and fracture characteristics of low-maturity continental…
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Artikel Jurnal
Structure and evolution of faults in central and northern parts of Tazhong Uplift, Tarim Basin
Objective To reveal the structures and evolutionary patterns of faults in the central and northern parts of Tazhong Uplift, Tarim Basin, Methods this paper systematically discusses the types of fault structures, geometric characteristics, differential activity mechanisms, and tectonic evolution…
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Artikel Jurnal
Determination method of fracture aperture based on three-dimensional fracture network simulation and water injection tests
Objective The aperture of fractures (hydraulic equivalent aperture of fractures) of rock fractures is one of the key mechanical parameters of rocks.It has significant indicative significance in water conservancy projects, geological surveys and so on.At present, large-scale test methods such as…
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Artikel Jurnal
Prediction of ultradeep pore water inflow in giant thick heterogeneous aquifers
Objective The analytical solution model is computationally efficient and widely used to estimate aquifer surges. Analytical solution models are computationally efficient but involving many assumptions, such as that the aquifer is homogeneous, the amount of water pumped is constant, while the head…
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Artikel Jurnal
A prediction model of the joint roughness coefficient based on Gaussian process regression
Objective Estimating the joint roughness coefficient (JRC) is essential for evaluating the mechanical properties of a rock mass. Due to the limitation of a single statistical parameter for characterizing morphology, JRC values estimation by a single statistical parameter may produce a sufficiently…
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Artikel Jurnal
Characteristics and exploration potential of shale oil reservoir in the Upper Member of the Xiaganchaigou Formation in the Ganchaigou area, western Qaidam Basin
Objective Well C902, located in the Ganchaigou area of the western Qaidam Basin, achieved a breakthrough in shale oil exploration as indicated by the high-production oil flow in the Ⅳ-Ⅵ layers of the Upper Member of the Palaeogene Xiaganchaigou Formation. However, ambiguities in evaluation criteria…
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Artikel Jurnal
Characteristics of the shale sedimentary environment and organic matter enrichment mechanism in the Jurassic Lianggaoshan Formation in the East Sichuan Basin
Objective The good oil test results of Taiye 1 and Xingye L1 wells in the Jurassic Lianggaoshan Formation shale indicate the breakthrough of shale oil/gas exploration in the Jurassic continental shale in the Fuxing area of the eastern Sichuan Basin. To further clarify the oil/gas exploration…
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Artikel Jurnal
A new method for predicting shale pore pressure: A case study of the Bodong Depression in the Bohai Bay Basin
Objective China's oil and gas exploration is advancing towards the field of shale oil and gas. Overpressure is commonly developed in organic shale, and the lack of prediction methods for shale pore pressure restricts the research on shale oil and gas. Methods This article analyses the physical…