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浏览/检索结果: 共18条，第1-10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 Regional ecosystem health response to rural land use change: A case study in Lijiang City, China 期刊论文 ECOLOGICAL INDICATORS, 2017 Peng Jian; Liu Yanxu; Li Tianyi; Wu Jiansheng 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 Regional ecosystem health assessment  Ecosystem services  Land use change  Lijiang City, China  LANDSCAPE PATTERNS  COVER CHANGE  SERVICES  BIODIVERSITY  ECOLOGY  IMPACT  FUTURE  SUSTAINABILITY  CONSERVATION  TEMPERATURE   Estimating structural parameters of agricultural crops from ground-based multi-angular digital images with a fractional model of sun and shade components 期刊论文 AGRICULTURAL AND FOREST METEOROLOGY, 2017 Mu, Xihan; Hu, Ronghai; Zeng, Yelu; McVicar, Tim R.; Ren, Huazhong; Song, Wanjuan; Wang, Yuanyuan; Casa, Raffaele; Qi, Jianbo; Xie, Donghui; Yan, Guangjian 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 Leaf area index  Leaf angle distribution  Bidirectional gap fraction  Sun and shade leaves and soil  Field measurement  Canopy reflectance  LEAF-AREA INDEX  DIRECTIONAL BRIGHTNESS TEMPERATURE  SIZE ANALYSIS THEORY  VEGETATION COVER  HEMISPHERICAL PHOTOGRAPHY  PLANT CANOPIES  ROW CROPS  EXTINCTION COEFFICIENT  BROADLEAF CANOPIES  ANGLE DISTRIBUTION   THEMIS satellite observations of hot flow anomalies at Earth's bow shock 期刊论文 ANNALES GEOPHYSICAE, 2017 Chu, Christina; Zhang, Hui; Sibeck, David; Otto, Antonius; Zong, QiuGang; Omidi, Nick; McFadden, James P.; Fruehauff, Dennis; Angelopoulos, Vassilis 收藏  |  浏览/下载：13/0  |  提交时间：2017/12/03 Interplanetary physics (planetary bow shocks solar wind plasma)  magnetospheric physics (solar wind-magnetosphere interactions)  DIAMAGNETIC CAVITIES  CLUSTER OBSERVATIONS  UPSTREAM   A simple temperature domain two-source model for estimating agricultural field surface energy fluxes from Landsat images 期刊论文 JOURNAL OF GEOPHYSICAL RESEARCH-ATMOSPHERES, 2017 Yao, Yunjun; Liang, Shunlin; Yu, Jian; Chen, Jiquan; Liu, Shaomin; Lin, Yi; Fisher, Joshua B.; McVicar, Tim R.; Cheng, Jie; Jia, Kun; Zhang, Xiaotong; Xie, Xianhong; Jiang, Bo; Sun, Liang 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 SENSIBLE HEAT-FLUX  PRIESTLEY-TAYLOR PARAMETER  BALANCE CLOSURE PROBLEM  LEAF-AREA INDEX  EDDY-COVARIANCE  DAILY EVAPORATION  TERRESTRIAL EVAPOTRANSPIRATION  RADIOMETRIC TEMPERATURE  EXPERIMENTAL-DESIGN  METEOROLOGICAL DATA   Trapped bubbles keep pumice afloat and gas diffusion makes pumice sink 期刊论文 EARTH AND PLANETARY SCIENCE LETTERS, 2017 Fauria, Kristen E.; Manga, Michael; Wei, Zihan 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 buoyancy  capillary processes  percolation theory  submarine volcanism  X-ray microtomography  IMMISCIBLE DISPLACEMENT  EXPLOSIVE ERUPTION  PERMEABILITY  PERCOLATION  CONSTRAINTS  TOMOGRAPHY  SATURATION  VOLCANISM  PRODUCTS  MODEL   Dual Solutions of MHD Boundary Layer Flow of a Micropolar Fluid with Weak Concentration over a Stretching/Shrinking Sheet 其他 2017-01-01 Khan, Z. H.; Qasim, M.; Ishfaq, Naeema; Khan, W. A. 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 MHD  micropolar fluid  stretching/shrinking sheet  exact and dual solutions  STAGNATION POINT FLOW  FINITE THIN-FILM  HEAT-TRANSFER  SHRINKING SHEET  UNSTEADY-FLOW  WALL PROBLEM  SURFACE   Single-Cell Real-Time Visualization and Quantification of Perylene Bioaccumulation in Microorganisms 期刊论文 ENVIRONMENTAL SCIENCE & TECHNOLOGY, 2017 Jin, Xin; Guo, Xuejun; Xu, Deshu; Zhao, Yanna; Xia, Xinghui; Bai, Fan 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 POLYCYCLIC AROMATIC-HYDROCARBONS  MULTIDRUG-RESISTANCE TRANSPORTERS  STOCHASTIC GENE-EXPRESSION  TRANS-MEMBRANE TRANSPORT  FLOW-CYTOMETRY  EFFLUX PUMPS  BIODEGRADATION  WATER  BACTERIA  BIOMAGNIFICATION   New eight-layer twinned hexagonal perovskite microwave dielectric ceramic Ba8NiNb6O24 期刊论文 JOURNAL OF THE AMERICAN CERAMIC SOCIETY, 2017 Tao, Fengqiong; Wang, Xiaoming; Gong, Mielu; Lu, Fengqi; Allix, Mathieu; Kuang, Xiaojun; Fang, Liang 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 cation ordering  eight-layer hexagonal perovskite  microwave dielectric property  twin-shift option  CRYSTAL-STRUCTURE  ZN  BA8ZNTA6O24  SYSTEM  SERIES  MG   Mg-Ti co-doping behavior of porous LiFePO4 microspheres for high-rate lithium-ion batteries 期刊论文 JOURNAL OF MATERIALS CHEMISTRY A, 2017 Tu, Jiguo; Wu, Kai; Tang, Hui; Zhou, Henghui; Jiao, Shuqiang 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 CARBOTHERMAL REDUCTION METHOD  ELECTROCHEMICAL PROPERTIES  CATHODE MATERIALS  SYNTHESIS TEMPERATURE  PHOSPHO-OLIVINES  SHELL STRUCTURE  IRON PHOSPHATE  PERFORMANCE  COMPOSITES  CAPACITY   An organic-inorganic perovskite ferroelectric with large piezoelectric response (vol 357, pg 306, 2017) 期刊论文 SCIENCE, 2017 You, Yu-Meng; Liao, Wei-Qiang; Zhao, Dewei; Ye, Heng-Yun; Zhang, Yi; Zhou, Qionghua; Niu, Xianghong; Wang, Jinlan; Li, Peng-Fei; Fu, Da-Wei; Wang, Zheming; Gao, Song; Yang, Kunlun; Liu, Jun-Ming; Li, Jiangyu; Yan, Yanfa; Xiong, Ren-Gen 收藏  |  浏览/下载：114/0  |  提交时间：2017/12/03 ROOM-TEMPERATURE FERROELECTRICITY  LEAD-FREE PIEZOCERAMICS  DIISOPROPYLAMMONIUM BROMIDE  CHARGE-TRANSFER  TITANATE  CERAMICS  CRYSTALS