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  • 作者: Jie Ji,Zhi Suo,Ying Xu ( School of Civil Engineering and Transportation, Beijing University of Civil Engineering and Architecture, Beijing 10004,China )
  • 出处: Procedia - Social and Behavioral Sciences 2013 Vol.96 P1640-1647
  • 关键词: Long-term aging Characterization Warm modified binders RTFO PAV Aged rate 
  • 摘要: Warm mix asphalt (WMA) has been popularly used in all over the world to reduce both energy consumptions and carbon emissions in asphalt paving industr...
  • 作者: Weiyan Mu ,Xingzhong Xu ( 1. Science School, Beijing University of Civil Engineering and Architecture, Beijing, 100044, China 2. School of Mathematics, Beijing Institute of Technology, Beijing, 100081, China )
  • 出处: Journal of Systems Science and Complexity 2012 Vol.25 No.6 P1158-1170
  • 关键词: Generalized p-values heteroscedasticity mixed effect repeated measures models simultaneous confidence intervals 
  • 摘要: This paper considers a widely used mixed effects model in repeated measures under heteroscedasticity. Hypotheses of the equality of the fixed effects ...
  • 作者: H. Y. Wu,Y. H. Chen,X. F. Su,C. R. Deng ( a School of Science, Chongqing Jiaotong University, Chongqing, 400074, People's Republic of China b School of Chemical Engineering and Environment, North University of China, Taiyuan, 030051, People's Republic of China c School of Science, Beijing University of Civil Engineering and Architecture, Beijing, 100044, People's Republic of China )
  • 出处: High Pressure Research 2011 Vol.31 No.3 P454-461
  • 关键词: elastic property structural property transition metal dioxide high pressure 
  • 摘要: The structural and elastic properties of CrO 2 in the rutile phase under high pressures have been investigated using pseudopotential plane-wave metho...
  • 被引量:1

  • 作者: Zhijie Xu,Jianqin Zhang,Zhidan Xu,Zhigang Chen ( a School of Science, Beijing University of Civil Engineering and Architecture, Beijing 100044, China b School of Surveying and Mapping Engineering, Beijing University of Civil Engineering and Architecture, Beijing 100044, China c Basis Science Department, Harbin Commercial University, Harbin 150028, China d School of Mechanical-electronic and Automobile Engineering, Beijing University of Civil Engineering and Architecture, Beijing 100044, China )
  • 出处: Procedia Engineering 2011 Vol.15 P3041-3045
  • 关键词: locally linear embedding linear programming nonlinear dimensionality reduction 
  • 摘要: Dimensionality reduction has always been one of the most challenging tasks in the field of data mining. As a nonlinear dimensionality reduction method...
  • 作者: Yu, Xiaozheng yxz20002000@163.com,Shen, Zhigang ( 1 Science School, Beijing University of Civil Engineering and Architecture, Beijing 100044, PR China 2 Beijing Key Laboratory for Powder Technology R&D, Beijing University of Aeronautics and Astronautics, Beijing 100083, PR China )
  • 出处: Vacuum 2011 Vol.85 No.11 P1026-1031
  • 关键词: Cenosphere particle TiO film Magnetron sputtering Photocatalysis Methyl orange 
  • 摘要: In the present study, TiO 2 films were deposited on the surface of cenosphere particles using the modified magnetron sputtering equipment under diffe...
  • 作者: B. Cheng,R.K.L. Su, ( 1 School of Civil and Transportation Engineering, Beijing University of Civil Engineering and Architecture, Beijing, China 2 Department of Civil Engineering, The University of Hong Kong, Pokfulam Road, Hong Kong, China )
  • 出处: Advances in Structural Engineering 2011 Vol.14 No.5 P903-916
  • 关键词: deep coupling beams finite element model lateral restraint plate buckling seismic retrofitting 
  • 摘要: Existing deep reinforced concrete (RC) coupling beams with low shear span ratios and conventionally reinforced shear stirrups tend to fail in a brittl...
  • 作者: KaiTeng Wu ,Li Hao ,Cheng Wang ,Li Zhang ( 1. Numerical Simulation Sichuan Higher School Key Laboratory, Neijiang Normal University, Neijiang, 641112, China 2. College of Mathematics and Information Science, Neijiang Normal University, Neijiang, 641112, China 3. College of Science, Beijing University of Civil Engineering and Architecture, Beijing, 100044, China 4. State Key Laboratory of Explosion Science and Technology, Beijing Institute of Technology, Beijing, 100081, China )
  • 出处: Science China Physics, Mechanics and Astronomy 2010 Vol.53 No.2 P227-236
  • 关键词: Euler method Level Set method shock-wave action on bubble implosion numerical simulation 
  • 摘要: Level Set interface treatment method is introduced into Euler method, which is employed for interface treatment method for multi-materials. Combined w...
  • 被引量:3

  • 作者: Zhou, Xueyong,Cui, Jingan ( a School of Mathematical Sciences, Nanjing Normal University, Nanjing, Jiangsu, 210046, P.R. China◆ b College of Mathematics and Information Science, Xinyang Normal University, Xinyang, Henan, 464000, P.R. China E-mail: ◆ c School of Science, Beijing University of Civil Engineering and Architecture, Beijing, 100044, P.R.China E-mail: )
  • 出处: Mathematical Modelling and Analysis 2010 Vol.15 No.4 P547-569
  • 关键词: predator‐prey model eco‐epidemiology delay Hopf bifurcation 
  • 摘要: In this paper, a three‐dimensional eco‐epidemiological model with delay is considered. The stability of the two equilibria, the existence of Hopf bifu...
  • 被引量:3

  • 作者: Liu, Guichang,Yang, Lijun,Wang, Lida,Wang, Suilin,Chongyang, Liu,Wang, Jing ( 1 Department of Materials Science and Chemical Engineering, Dalian University of Technology, 158 Zhongshan Road, Dalian 116012, China 2 Urban Construction Department, Beijing Institute of Civil Engineering and Architecture, Beijing 100044, China )
  • 出处: Surface and Coatings Technology 2010 Vol.204 No.21-22 P3382-3386
  • 关键词: Coatings Corrosion resistance Corrosive effects Differential scanning calorimetry Dissolution Flue gases Flues Gases Passivation 
  • 摘要: The corrosion behavior of electroless deposited Ni–Cu–P coating in flue gas condensate has been investigated using electron probe micro-analyzer (EPMA...
  • 被引量:2

  • 作者: Jun Chen chenjun@nsdi.gov.cn,Yungang Hu,Zhilin Li,Renliang Zhao,Liqiu Meng ( 1 National Geomatics Centre of China, 1 Baishengcun, Zizhuyuan, Beijing, China. 2 School of Geomaticas and Urban Information, Beijing University of Civil Engineering and Architecture, Beijing, China. 3 Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China. 4 Department of Cartography, Technical University of Munich, Munich, Germany. )
  • 出处: International Journal of Geographical Information Science 2009 Vol.23 No.8 P1013-1032
  • 关键词: map generalization mesh density network meshes road features road networks selection omission 
  • 摘要: Selection of roads is an intractable generalization operation due to the difficulty in retaining the density difference and connectivity of a road net...
  • 被引量:7

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