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浏览/检索结果: 共6条，第1-6条 帮助 限定条件 发表日期：2017    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 Ecosystem services response to urbanization in metropolitan areas: Thresholds identification 期刊论文 SCIENCE OF THE TOTAL ENVIRONMENT, 2017 Peng, Jian; Tian, Lu; Liu, Yanxu; Zhao, Mingyue; Hu, Yi' Wu, Jiansheng; na 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Ecosystem services  Urbanization thresholds  Piecewise linear regression  Peri-urban area  Beijing City  TIANSHUI ECONOMIC REGION  YANGTZE-RIVER DELTA  LAND-USE  RAPID URBANIZATION  LANDSCAPE PATTERN  USE EFFICIENCY  HUMAN IMPACTS  TRADE-OFF  CHINA  ENVIRONMENT   Distinguishing Heavy-Metal Stress Levels in Rice Using Synthetic Spectral Index Responses to Physiological Function Variations 期刊论文 IEEE JOURNAL OF SELECTED TOPICS IN APPLIED EARTH OBSERVATIONS AND REMOTE SENSING, 2017 Jin, Ming; Liu, Xiangnan; Wu, Ling; Liu, Meiling 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 Heavy-metal stress  HJ1-CCD  physiological function variations  stress index discriminant space  World Food Study (WOFOST)  WINTER-WHEAT YIELD  CROP GROWTH-MODEL  INFRARED REFLECTANCE SPECTRA  LEAF-AREA INDEX  ORYZA-SATIVA L.  SOIL-MOISTURE  WOFOST MODEL  DATA ASSIMILATION  SATELLITE DATA  PHOTOSYNTHESIS   Interface formation energy, bonding, energy band alignment in alpha-NaYF4 related core shell models: For future multi-layer core shell luminescence materials 期刊论文 JOURNAL OF RARE EARTHS, 2017 Huang Bolong; Dong Hao; Wong Ka-Leung; Sun Lingdong; Yan Chunhua 收藏  |  浏览/下载：11/0  |  提交时间：2017/12/03 interface  band-offset  core-shell  energy-transfer  rare earths  UP-CONVERSION NANOPARTICLES  NANOCRYSTAL CORE/SHELL STRUCTURE  UPCONVERTING OPTICAL-PROPERTIES  DENSITY-FUNCTIONAL THEORY  NATIVE POINT-DEFECTS  ULTRASOFT PSEUDOPOTENTIALS  PERSISTENT LUMINESCENCE  BIOMEDICAL APPLICATIONS  ELECTRONIC-STRUCTURES  EMERGING APPLICATIONS   Integrated remote sensing imagery and two-dimensional hydraulic modeling approach for impact evaluation of flood on crop yields 期刊论文 JOURNAL OF HYDROLOGY, 2017 Chen, Huili; Liang, Zhongyao; Liu, Yong; Liang, Qiuhua; Xie, Shuguang 收藏  |  浏览/下载：46/0  |  提交时间：2017/12/03 Yield loss  Flood characteristics  Remote sensing  Two-dimensional hydraulic model  HJ-1A/B imagery  SHALLOW-WATER EQUATIONS  CLIMATE-CHANGE  VEGETATION INDEXES  FLASH FLOODS  RIVER-BASIN  DAMAGE  RICE  SIMULATION  SCALE  RISK   Stability analysis of slope in strain-softening soils using local arc-length solution scheme 期刊论文 JOURNAL OF MOUNTAIN SCIENCE, 2017 Wang Xiang-rong; Rong Qi-guo; Sun Shu-li; Wang Hui 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 Strain-softening  Progressive failure  Slope stability  Local arc-length scheme  Numerical simulation  SNAP-BACK  PROGRESSIVE FAILURE  NUMERICAL-ANALYSIS  CONCRETE  BEHAVIOR  LOCALIZATION  FORMULATION  LANDSLIDE  SOLIDS   Nonlinear dynamics of sloshing in tank based on Hamilton Principle 会议论文 Tingting Zhang; Jianying Yang 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 Sloshing  Hamilton Principle  Jourdain variation  FEM  Sloshing  Hamilton Principle  Jourdain variation  FEM