22 Result(s)
within
**ao-Ling Lin
Earth Sciences
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Article
Air permeability variation of compacted loess: effects of soil basic properties and dry-wet cycles
Loess, featured by its low permeability and cost-effectiveness, has become an increasingly popular material for landfill cover systems. However, the occurrence of cracks in loess caused by rainfall and evapora...
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Chapter and Conference Paper
Development and Application of Flushing Fluid Used for Shale Gas and Tight Gas
In the process of drilling horizontal Wells such as shale gas and tight gas, oil-based mud is used, which makes it difficult to flush mud cake in cementing process and poor compatibility with cement slurry lea...
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Chapter and Conference Paper
A New Method of Noise Spectrum Technology to Identify Reservoir Flow Profile
Traditional production logging (PLT) is limited by the casing or completion strings and can’t represent the flow behind the casing or flow in the reservoir. Noise spectrum logging technology (NTO) measures the...
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Article
Deformation characteristics and thresholds of the Tanjiawan landslide in the Three Gorges Reservoir Area, China
Since the first impoundment of the Three Gorges Reservoir (TGR) in China in 2003, more than 5000 landslides including potential landslides were identified. In this paper, a deep-seated active landslide in TGR ...
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Article
Atmospheric deposition fluxes and health risk assessment of potentially toxic elements in Caohai Lake (Guizhou Province, China)
In this study, the sources of potentially toxic elements (PTEs) from atmospheric deposition in the waters of Guizhou’s Caohai Lake were investigated in addition to the potential risks to human health. Moss bag...
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Article
Identifying the priority areas for enhancing the ecosystem services in hilly and mountainous areas of southern China
Ecosystem services can be enhanced through ecological restoration, industrial structure adjustment, land-use optimization, and agricultural and forestry ecosystem transformation. The ecosystem services in hill...
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Chapter
Characteristics of Landslides and Cases of Severe Landslides on Gentle Slopes Triggered by the Chi-Chi Earthquake, Taiwan, 1999
The Chi-Chi earthquake struck Central Taiwan on September 21, 1999, causing extensive landslide hazards. The distribution and characteristics of the landslides are presented in this paper, and the effects of t...
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Article
Chronology of coastal aeolian deposition and its paleoenvironmental implications on the Liuao Peninsula of South China
Coastal dunes are a common geomorphic type in sandy coastal zones. They are a record of the coupled evolutionary processes of the wind and ocean waves. Many coastal dune fields have developed on the east coast...
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Article
Shear wave velocity prediction during CO2-EOR and sequestration in the Gao89 well block of the Shengli Oilfield
Shear-wave velocity is a key parameter for calibrating monitoring time-lapse 4D seismic data during CO2-EOR (Enhanced Oil Recovery) and CO2 sequestration. However, actual S-wave velocity data are lacking, especia...
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Article
Dynamic assessment of rainfall-induced shallow landslide hazard
The assessment of rainfall-induced shallow landslide hazards is a significant issue in the Three Gorges Reservoir area in China due to the rapid development of land in the past two decades. In this study, a pr...
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Article
Open AccessThe fast development of solar terrestrial sciences in Taiwan
In Taiwan, research and education of solar terrestrial sciences began with a ground-based ionosonde operated by Ministry of Communications in 1952 and courses of ionospheric physics and space physics offered b...
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Chapter and Conference Paper
Numerical Simulation of Debris Flow Affected Area Caused by Different Precipitations
Typhoon Morakot struck south Taiwan in 2009, and caused severe debris flow hazards damaging resident houses and infrastructures in the downstream affected area. In order to understand the affected area of the ...
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Chapter and Conference Paper
Monitoring of the Evolution of a Deep-Seated Landslide in Lushan Area, Taiwan
The Lushan landslide area is located in Central Taiwan and has been famous as a hot spring recreation area. The elevation of the major slope ranges from 1,080 to 1,450 m. The first significant displacement was...
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Article
Spatial and temporal patterns of soil nitrogen distribution under different land uses in a watershed in the hilly area of purple soil, China
Quantification of soil spatial and temporal variability at watershed scale is important in ecological modeling, precision agriculture, and natural resources management. The spatio-temporal variations of soil n...
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Article
Low-speed instability analysis for hydraulic motor based on nonlinear dynamics
A nonlinear dynamics model and a mathematical expression were set up to investigate the mechanism and conditions of vibration creep acceleration. The model shows that hydraulic spring and nonlinear friction ar...
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Article
Development of shallow seismic landslide potential map based on Newmark’s displacement: the case study of Chi-Chi earthquake, Taiwan
With the development of the geographic information system (GIS), the analysis of regional slope stability under seismic loading has evolved rapidly in recent years. In many studies, the Newmark’s method is use...
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Article
Small variation of annual temperature in deep tunnel can produce annual variation in tilt and strain
In this paper, finite element method (FEM) of axisymmetric linear elastic model has been used to calculate the tilt and strain induced by small annual temperature variations in a deep tunnel. The results show ...
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Article
Numerical simulation of the influence of lower-crustal flow on the deformation of the Sichuan-Yunnan Region
On the basis of distribution of active fault and regional rheological structure, a three-dimensional finite element model of Sichuan-Yunnan region, China, is constructed to simulate contemporary crustal motion...
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Article
Tele-seismic coseismic well temperature changes and their interpretation
Coseismic water level oscillation and correlated deep water temperature changes have been observed in a water well at Tangshan City by high sensitivity measurement. Amount of water temperature changes depend o...
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Article
Three-dimensionalQ structure in Jiashi earthquake region of **njiang
3-D S-waveQ structure in Jiashi earthquake region is inverted based on the attenuation of seismic waves recorded from earthquakes in this region in 1998 by the Research Center of Exploration Geophysics (RCEG), CS...
