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Highlights

Assessing impact of irrigation water on groundwater recharge and quality in arid environment[07 27, 2011]

Vice Professor QING Dajun and his team investigate the natural groundwater recharge and the impact of irrigation activity on the groundwater system in the semi-arid Zhangye Basin of China.
  In their paper, CFCs, together with tritium, stable is...

Mafic and felsic magma interaction during the construction of high-K calc-alkaline plutons within a metacratonic ...[07 25, 2011]

Vice Professor ZHANG Xiaohui and his team present an integrated geochronological, petrologic and geochemical study performed on the Hercynian Guyang batholith from southern Inner Mongolia along the northern NCC in order to: 1) constrain the ages o...

Early Permian high-K calc-alkaline volcanic rocks from northwest Inner Mongolia[07 22, 2011]

Vice Professor ZHANG Xiaohui and his team research early Permian mafic and felsic volcanic rocks from northwest Inner Mongolia.
  The mafic rocks form two magma series with distinctive geochemical characteristics; one showing large ion lithophil...

Hydrothermal origin of elevated iron, manganese and redox-sensitive trace elements in the c. 635 Ma Doushantuo ca...[07 22, 2011]

Postdoctor HUANG Jing and Professor CHU Xuelei study the Doushantuo cap carbonate (c. 635 Ma) in South China.
  Their study illustrates that Major and trace element, including REE, concentrations of the Doushantuo cap carbonate (c. 635 Ma) in So...

An effective procedure exploiting unlabeled data to build monitoring system[07 21, 2011]

Engineer ZHAO Xiukuan proposes a new active semi-supervised procedure to perform fault classification for machine condition monitoring. The effectiveness of the procedure is verified by its application to bearing diagnosis and gear fault detection...

Three-Dimensional Wave-Field Simulation in Heterogeneous Transversely Isotropic Medium with Irregular Free Surface[07 20, 2011]

Ph.D. student LAN Haiqiang and his teacher ZHANG Zhongjie simulate the three dimensional wave-field with irregular free surface.
  They use a stable and explicit second-order accurate finite-difference scheme to discretize the elastic wave equat...

Comparative study of free-surface boundary condition in two-dimensional finite-difference elastic wave-field simu...[07 19, 2011]

Ph.D. student LAN Haiqiang and his teacher ZHANG Zhongjie simulate seismic wave fields in homogeneous and lateral heterogeneous models using six kinds of free-surface boundary condition approximate schemes and evaluate their stability and applicab...

Simulation and characterization of pathway heterogeneity of secondary hydrocarbon migration[07 08, 2011]

Professor LUO Xiaorong researches the heterogeneity of migration pathways in macroscopically homogeneous media.
  The migration simulator based on the invasion-percolation theory, which couples the buoyancy of a hydrocarbon column as the driving...

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