QQ客服 官方微博 反馈留言

浏览/检索结果: 共8条，第1-8条 帮助 限定条件 发表日期：2013    专题：北京大学    第一署名单位    第一作者单位    通讯作者单位     已选(0)清除 条数/页：5101520253035404550556065707580859095100   排序方式：请选择作者升序作者降序题名升序题名降序发表日期升序发表日期降序提交时间升序提交时间降序 Drag reduction of wake flow by shear-driven rotation 期刊论文 physical review e statistical nonlinear and soft matter physics, 2013 Tao Jianjun; Bao Yan 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 Flow-pattern identification around two rectangular cylinders with aspect ratio of 0.5 in tandem arrangement 期刊论文 2013 Yang, Letian; Gu, Zhifu; Zhao, Xuejun; Zhang, Weimin 收藏  |  浏览/下载：1/0  |  提交时间：2015/11/13 rectangular cylinders  pressure distributions  flow visualizations  flow patterns  STAGGERED CIRCULAR-CYLINDERS  AERODYNAMIC FORCES  SECTION CYLINDERS  SQUARE PRISMS  CROSS-FLOW  DOWNSTREAM  INTERFERENCE  SIMULATION  BUILDINGS  PRESSURE   Equivalent analysis and failure prediction of quasi-isotropic composite sandwich cylinder with lattice core under uniaxial compression 期刊论文 composite structures, 2013 Sun, Fangfang; Fan, Hualin; Zhou, Chuwei; Fang, Daining 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/11 Sandwich cylinder  Equivalent monocoque shell method  Mechanical properties  Failure criterion  CYLINDRICAL-SHELLS  CELLS   Improved manufacturing method and mechanical performances of carbon fiber reinforced lattice-core sandwich cylinder 期刊论文 2013 Chen, Liming; Fan, Hualin; Sun, Fangfang; Zhao, Long; Fang, Daining 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/11 Sandwich  Cylinder  Lattice structure  Fabrication  Mechanical testing  COMPOSITE  DESIGN  FABRICATION   Willmore hypersurfaces with constant Mobius curvature in Rn+1 其他 2013-01-01 Li, Tongzhu; Ma, Xiang; Wang, Changping 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/11 Mobius metric  Mobius sectional curvature  conformally flat hypersurface  Willmore hypersurface  S-N  SUBMANIFOLDS  SURFACES   Tunable assembly of amphiphilic rod-coil block copolymers in solution 期刊论文 chemical society reviews, 2013 Zhang, Jie; Chen, Xiao-Fang; Wei, Hai-Bing; Wan, Xin-Hua 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 POLYPEPTIDE DIBLOCK COPOLYMERS  BETA-SHEET PEPTIDES  MULTIFUNCTIONAL SENSORY PROPERTIES  POLYOXOMETALATE-POLYMER HYBRID  STIMULI-RESPONSIVE VESICLES  TRIBLOCK COPOLYMERS  SUPRAMOLECULAR MATERIALS  PHOTOPHYSICAL PROPERTIES  RADICAL POLYMERIZATION  CONJUGATED BLOCK   Remarkably Rich Variety of Nanostructures and Order-Order Transitions in a Rod-Coil Diblock Copolymer 期刊论文 macromolecules, 2013 Shi, Ling-Ying; Zhou, Yu; Fan, Xing-He; Shen, Zhihao 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 LIQUID-CRYSTALLINE POLYMERS  BLOCK-COPOLYMERS  MOLECULAR-WEIGHT  PHASE-TRANSITION  FDDD PHASE  MELTS  POLYSTYRENE  BEHAVIOR  THERMODYNAMICS  ORGANIZATION   Flow-pattern identification around two rectangular cylinders with aspect ratio of 0.5 in tandem arrangement 期刊论文 2013 Yang, Letian; Gu, Zhifu; Zhao, Xuejun; Zhang, Weimin 收藏  |  浏览/下载：1/0  |  提交时间：2015/11/13