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浏览/检索结果: 共5条，第1-5条 帮助 限定条件 发表日期：2016    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 ANALYSIS ON TEMPORAL-SPATIAL CHANGE OF VEGETATION COVERAGA IN HULUNBUIR STEPPE (2000-2014) 其他 2016-01-01 Peng, Fei; Fan, Wenjie; Xu, Xiru; Liu, Xing 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 Hulunbuir Steppe  Vegetation coverage time-series  climatic factors  break-points  correlation   A westward propagating slab tear model for Late Triassic Qinling Orogenic Belt geodynamic evolution: Insights from the petrogenesis of the Caoping and Shahewan intrusions, central China 期刊论文 LITHOS, 2016 Hu, Fangyang; Liu, Shuwen; Zhang, Wanyi; Deng, Zhengbin; Chen, Xu 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 South Qinling Belt  Caoping and Shahewan intrusions  Zircon geochronology and Hf isotopes  Petrogenesis  Westward slab tear  ZIRCON U-PB  MAFIC MICROGRANULAR ENCLAVES  PLASMA-MASS SPECTROMETRY  HF ISOTOPIC SYSTEMATICS  NORTHERN YANGTZE BLOCK  I-TYPE GRANITES  SOUTH CHINA  TECTONIC EVOLUTION  TRACE-ELEMENT  CONTINENTAL-CRUST   Synthesis and Characterization of New Liquid Crystalline Thermoplastic Elastomers Containing Mesogen-Jacketed Liquid Crystalline Polymers 期刊论文 MACROMOLECULES, 2016 Zhang, Zhen-Yu; Zhang, Qi-Kai; Shen, Zhihao; Yu, Jian-Peng; Wu, Yi-Xian; Fan, Xing -He 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 OPENING METATHESIS POLYMERIZATION  ABA TRIBLOCK COPOLYMERS  TRANSFER RADICAL POLYMERIZATION  COIL BLOCK-COPOLYMERS  MOLECULAR-WEIGHT  MECHANICAL-PROPERTIES  EQUILIBRIUM BEHAVIOR  PHASE-BEHAVIOR  TRANSITION  DEFORMATION   Single-Atom Switches and Single-Atom Gaps Using Stretched Metal Nanowires 期刊论文 ACS NANO, 2016 Wang, Qingling; Liu, Ran; Xiang, Dong; Sun, Mingyu; Zhao, Zhikai; Sun, Lu; Mei, Tingting; Wu, Pengfei; Liu, Haitao; Guo, Xuefeng; Li, Zong-Liang; Lee, Takhee 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 molecular electronics  quantized conductance switches  electromigration  nanogaps  molecular devices  single-atom memory  CONTROLLABLE BREAK JUNCTION  MOLECULAR JUNCTIONS  ROOM-TEMPERATURE  CONDUCTANCE  ELECTRONICS  CONTACTS  MEMORY  WIRES  STATE   Meter-Long Spiral Carbon Nanotube Fibers Show Ultrauniformity and Flexibility 期刊论文 NANO LETTERS, 2016 Sheng, Yuanyuan; Hua, Chunfei; Xu, Wenjing; Hu, Xiaoyang; Wang, Ying; Zhou, Yu; Zhang, Yingjiu; Li, Xinjian; Cao, Anyuan 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Spiral fiber  carbon nanotube  nanotextile  fiber-shaped device  gas sensor  SOLAR-CELLS  GRAPHENE FIBERS  YARNS  SUPERCAPACITORS  CONDUCTIVITY  BATTERY