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Cambrian to Early Silurian accretionary process in the Beishan Collage, NW China[08 03, 2012]

Postdoctor AO Songjian and his teacher XIAO Wenjiao present the results of a detailed structural, geochemical and geochronological study of the Yueyanshan-Xichangjing ophiolite, one of the best exposed and preserved Beishan ophiolites.
  They pu...

A Fourier integral algorithm and its GPU/CPU collaborative implementation for one-way wave equation migration[07 25, 2012]

Postdoctor LIU Hongwei and his teacher LIU Hong present the idea of solving one-way wave equation (OWE) using the Fourier integral method, which represents OWE as a Fourier integral equation and solves it in dual spaces (both space and wave-number...

Rapid and precise determination of Sr and Nd isotopic ratios in geological samples from the same filament loading[07 24, 2012]

Senior Engineer LI Chaofeng and his partners develop a new analytical protocol by thermal ionization mass spectrometry (TIMS), which aims at improving analytical efficiency and cutting down experimental cost.
  Their rapid and precise determinat...

A 1000-yr record of environmental change in NE China indicated by diatom assemblages from maar lake Erlongwan[07 18, 2012]

Vice Professor WANG Luo and his team research past environmental changes based on diatom relative abundances from the maar Lake Erlongwan in northeast China.
  Statistical analysis of the sedimentary diatom assemblages reveals three significant ...

Globally optimized finite-difference extrapolator for strongly VTI media[07 12, 2012]

Vice Professor ZHANG Jinhai and his teacher YAO Zhenxing develop an implicit FD method using the analytic Taylor-series expansion and use a global optimization scheme to improve its accuracy for wide phase angles.
  Their global optimization sch...

Highly Oxidized Magma and Fluid Evolution of Miocene Qulong Giant Porphyry Cu-Mo Deposit, Southern Tibet[07 11, 2012]

Ph.D. student XIAO Bo and his teacher QIN Kezhang research geological and mineralogical features of the Qulong deposit, as well as the result of fluid inclusion microthermometry, in order to reveal the nature of the highly oxidized, S-rich ore-for...

An areal recharge and discharge simulating method for MODFLOW[06 25, 2012]

Postdoctor DONG Yanhui and his team develop a software package to simulate MODFLOW, which is a widely used groundwater flow model.
  In their study, a simple, yet effective method to simulate areal recharge and discharge is proposed based on the...

Timing and structure of the Younger Dryas event in northern China[06 19, 2012]

MA Zhibang and his team present a new high-resolution, precisely dated speleothem oxygen isotope record from Kulishu Cave, which characterizes the YD event in detail, for the first time in northern China.
  A high-resolution and absolute-dated s...

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