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| 1 | A digital earth prototype system:DEPS/CAS显示文摘Digital Earth is an information expression of the real Earth,and is a new way of understanding the Earth in the twenty-first century.This paper introduces a Digital Earth Prototype System(DEPS)developed at the Chinese Academy of Sciences(CAS)and supported by the Knowledge Innovation Program of the Chinese Academy of Sciences.Discussions are made to the theoretical model and technical framework of the Digital Earth,and its related key technologies on spatial information processing,spatial data warehouse technology,virtual reality technology,high-performance and parallel computing.The DEPS consists of seven sub-systems including the spatial data,metadata,model database,Grid geoscience computing,spatial information database,maps service and virtual reality.Meanwhile,we developed a series of application systems such as the environment monitoring for the Olympic Games 2008 in Beijing,natural disasters evaluation,digital city,digital archeology,Asia regional aerosol and climate change.The DEPS/CAS displayed the application ability and potential of the Digital Earth in three levels:the global,national and regional. | H.Guo X.Fan C.Wang | 2009 | International Journal of Digital Earth2009,2,1: | 5 |
| 2 | The Effect of Half Vane Diffuser on the Noise Generated from a Centrifugal Fan显示文摘 | W.Zhang W.Gong X.Fan G.Xi | 2012 | Experimental Techniques2012,,3: | 1 |
| 3 | CO_2 adsorption using TiO_2 composite polymeric membranes:A kinetic study显示文摘CO2is the main greenhouse gas which causes global climatic changes on larger scale. Many techniques have been utilised to capture CO2. Membrane gas separation is a fast growing CO2 capture technique, particularly gas separation by composite membranes. The separation of CO2 by a membrane is not just a process to physically sieve out of CO2 through the controlled membrane pore size. It mainly depends upon diffusion and solubility of gases, particularly for composite dense membranes. The blended components in composite membranes have a high capability to adsorb CO2. The adsorption kinetics of the gases may directly affect diffusion and solubility. In this study, we have investigated the adsorption behaviour of CO2 in pure and composite membranes to explore the complete understanding of diffusion and solubility of CO2 through membranes. Pure cellulose acetate(CA) and cellulose acetatetitania nanoparticle(CA-TiO2) composite membranes were fabricated and characterised using SEM and FTIR analysis. The results indicated that the blended CA-TiO2 membrane adsorbed more quantity of CO2 gas as compared to pure CA membrane. The high CO2 adsorption capacity may enhance the diffusion and solubility of CO2 in the CA-TiO2 composite membrane, which results in a better CO2 separation. The experimental data was modelled by Pseudo first-order, pseudo second order and intra particle diffusion models.According to correlation factor R2, the Pseudo second order model was fitted well with experimental data. The intra particle diffusion model revealed that adsorption in dense membranes was not solely consisting of intra particle diffusion. | Sarah Hafeez X.Fan Arshad Hussain C.F.Martín | 2015 | Journal of Environmental Sciences2015,27,9: | 1 |
| 4 | 查看详情显示文摘 | Fang X.M X.Fan Y.F.Tang J.H.Chen J.C.J.Lü and A.Chromatogr | 2004 | 2004,,02: | 1 |
| 5 | Predicting temperature-dependent ultimate strengths of body-centered-cubic(BCC)high-entropy alloys显示文摘This paper presents a bilinear log model,for predicting temperature-dependent ultimate strength of high-entropy alloys(HEAs)based on 21 HEA compositions.We consider the break temperature,Tbreak,introduced in the model,an important parameter for design of materials with attractive high-temperature properties,one warranting inclusion in alloy specifications.For reliable operation,the operating temperature of alloys may need to stay below Tbreak.We introduce a technique of global optimization,one enabling concurrent optimization of model parameters over low-temperature and high-temperature regimes.Furthermore,we suggest a general framework for joint optimization of alloy properties,capable of accounting for physics-based dependencies,and show how a special case can be formulated to address the identification of HEAs offering attractive ultimate strength.We advocate for the selection of an optimization technique suitable for the problem at hand and the data available,and for properly accounting for the underlying sources of variations. | B.Steingrimsson X.Fan X.Yang M.C.Gao Y.Zhang P.K.Liaw | 2021 | npj Computational Materials2021,,1: | 1 |
| 6 | Antimicrobial Resistance of Staphylococcus Aureus Isolated From Bovine Mastitis in China显示文摘 | D.Shi Y.Hao A.Zhang B.Wulan X.Fan | 2010 | Transboundary and Emerging Diseases2010,,4: | 1 |