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中国地质大学科学技术发展院平宏伟*，李纯泉，陈红汉，等. 资源学院/构造与油气资源教育部重点实验室. Geology, August 2020. Overpressure release: Fluid inclusion evidence for a new mechanism for the formation of heavy oil
超压；演化过程；油组分；成熟度；古超压释放；稠油
2021/10/15
近日，国际地学领域顶级期刊《Geology》刊发了中国地质大学资源学院陈红汉教授团队的研究成果——“Overpressure release: Fluid inclusion evidence for a new mechanism for the formation of heavy oil ”，该成果探讨了超压演化过程油组分和成熟度变化，证实古超压释放导致的极性组分析出是稠油形成的一种新机制，...
FAILURE MECHANISM ANALYSIS CONSIDERS THE HYDROLOGICAL AND SEISMIC CONDITIONS AT CHASHAN SITE IN CENTRAL TAIWAN
Large-scale Landslide Failure Mechanism Hydrologica Seismic Scenario Simulation
2018/4/18
The investigation results of large-scale landslides in the central part of Taiwan from Central Geologic Survey identified a new, largescale landslide in the Chashan Village of Alishan Township, Chiayi...
Metallogenic Mechanism and Tectonic Setting of Tungsten Mineralization in the Yangbishan Deposit in Northeastern China
scheelite Yangbishan iron–tungsten deposit Early Paleozoic late Pan-African period Central Asian Orogenic Belt
2018/4/10
The Yangbishan iron–tungsten deposit in the Shuangyashan area of Heilongjiang Province is located in the center of the Jiamusi Massif in northeastern China. The rare earth element and trace element co...
Toxicological Aspects of Geophagia in Pregnancy: Putative Molecular Mechanism Involving Oxidative Stress
Toxicological Aspects Geophagia Pregnancy Putative Molecular Mechanism Involving Oxidative Stress
2012/3/14
Toxicological Aspects of Geophagia in Pregnancy: Putative Molecular Mechanism Involving Oxidative Stress.
Formation Mechanism and Characteristics of the Bei’an to Heihe Expressway K177 Landslide
Expressway Formation Mechanism Landslide Stability Water Content Change
2011/12/21
Bei'an to Heihe highway is being widen to expressway at present in Heilongjiang province, some sections are located in ancient landslide bodies, influenced by the landform, rainfall, freeze thawing an...
The Deformation and Failure Mechanism of the Excavation Damage Soil Slope under the Action of Seismic Load
Deformation Earthquake Excavation Damage Failure Soilslope
2011/12/21
Wenchuan earthquak induced a large number of mountain hazards. Through the survey found that manual excavation slopes tend to become concentrated area of mountain disaster, it’s indicate that the effe...
Analysis of Failure Modes and Mechanism of Subgrade under Earthquakes and Recommendations for Improving Seismic Design
Failure Mode Field Investigation Seismic Design Subgrade Engineering
2011/12/20
To study the seismic failure effect of subgrade, the field investigation and analysis of seismic failure of the subgrade are conducted. six seismic failure modes of the subgrade are proposed, (1) shal...
Deformation Mechanism of the Mountain and Research of Reinforcement in Yanchi Mountain
GOAF Mountain Deformation Reliability Analysis Treatment Measure
2011/12/15
Mining activities would generate large scale goaf, and the existing of goaf makes the mountain body produce great distortion. Therefore, it has become a kind of serious geological hazard. Based on the...
Analysis on the Development Mechanism and Failure Modes of Rainstorm-Induced Road Hazards
Development Mechanism Failure Mode Rainstorm Function Rainstorm-Induced Road Hazard
2011/12/20
According to the limitation on applying the research achievement on regional rainstorm-induced road hazard into practice, formation mechanism and development patterns are analyzed and investigated dee...
A Study on Forming Mechanism of Gas Tunnel in Non-Coal Strata
Forming Mechanism Gas Disaster Gas Tunnel Non-Coal Strata
2011/12/21
In addition to the gas tunnel in coal strata, there are a large number of gas tunnel in non-coal strata, these tunnels itself do not through the coal strata, but all encountered the gas problem in the...
Adsorption of cationic dye on N,O-carboxymethylchitosan from aqueous solutions: equilibrium, kinetics,and adsorption mechanism
N,O-carboxymethyl-chitosan Adsorption Methylene blue Equilibrium Kinetics Mechanism
2011/12/15
In order to improve the adsorption capacity of chitosan (CTS) for methylene blue (MB) cationic dye, a series of N,O-carboxymethyl-chitosans (N,O-CMCTS) were prepared under heterogeneous conditions by ...
Mathematical Mechanism and Numerical Study of Volatilization Combustion during Coalfield Fire
Coalfield Fire Area Spontaneous Combustion Volatile Component
2011/12/20
A physical model on the volatilization combustion of coal field fire area was established based on its characteristics. The quality exchange equation, momentum equation, diffusion equation and energy ...
Earthquake fault rock indicating a coupled lubrication mechanism
Earthquake fault rock lubrication mechanism
2009/10/22
A pseudotachylyte bounded by a carbonate-matrix implosion breccia was found at a fossilized out-of-sequence thrust in the Shimanto accretionary complex, Japan. This occurrence resulted from the follow...
Evolutionary divergence in the feeding mechanism of fishes
Elasmobranchii Teleostomi Suction feeding Jaw mechanism
2009/10/20
After the divergence of chondrichthyans and teleostomes, the structure of the feeding apparatus also diverged.Hyoid morphology varies considerably among fossil and extant elasmobranchs and has been hy...
A XAFS study on the mechanism of isotopic fractionation of molybdenum during its adsorption on ferromanganese oxides
molybdenum XAFS isotopic fractionation ferromanganese oxides paleoredox
2017/8/9
Due to its potential as a paleoredox proxy, there have been many studies on Mo isotopic fractionation during adsorption onto ferromanganese oxides in seawater. However, the mechanisms of both adsorpti...