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浏览/检索结果: 共11条，第1-10条 帮助 限定条件 发表日期：2015    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 Response of aboveground biomass and diversity to nitrogen addition along a degradation gradient in the Inner Mongolian steppe, China 期刊论文 SCIENTIFIC REPORTS, 2015 Xu, Xiaotian; Liu, Hongyan; Song, Zhaoliang; Wang, Wei; Hu, Guozheng; Qi, Zhaohuan 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 SOIL PHYSICAL-PROPERTIES  ECOSYSTEM STABILITY  SEMIARID GRASSLAND  PRAIRIE GRASSLANDS  SPECIES RICHNESS  TEMPERATE STEPPE  LOESS PLATEAU  PLANT  DEPOSITION  BIODIVERSITY   Shifts in vegetation growth in response to multiple factors on the Mongolian Plateau from 1982 to 2011 期刊论文 PHYSICS AND CHEMISTRY OF THE EARTH, 2015 Miao, Lijuan; Liu, Qiang; Fraser, Richard; He, Bin; Cui, Xuefeng 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Mongolian Plateau  Vegetation growth  Biomes  Climate change  Human interventions  EXTREME CLIMATIC EVENTS  NDVI TIME-SERIES  INNER-MONGOLIA  ECOLOGICAL RESPONSES  TREND ANALYSIS  DYNAMICS  CHINA  REGION  GIMMS  EARTH   Electrokinetic effect combined with surface-charge assumption: a possible generation mechanism of coseismic EM signals 期刊论文 geophysical journal international, 2015 Ren, Hengxin; Wen, Jian; Huang, Qinghua; Chen, Xiaofei 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/15 Magnetic and electrical properties  Geomechanics  Computational seismology  ULF ELECTROMAGNETIC PHENOMENA  POROUS-MEDIA  FIELD-MEASUREMENTS  NUMERICAL-SIMULATION  MAGNETIC-FIELD  SEISMIC-WAVES  SEISMOELECTRIC RESPONSE  IRREGULAR INTERFACES  MULTILAYERED MEDIA  ELECTRIC SIGNALS   利用光谱指数反演植被叶绿素含量的精度及稳定性研究 期刊论文 光谱学与光谱分析, 2015 姜海玲; 杨杭; 陈小平; 王树东; 李雪轲; 刘凯; 岑奕 收藏  |  浏览/下载：6/0  |  提交时间：2017/12/03 光谱重采样  光谱指数  叶绿素含量反演  回归分析  精度及稳定性  Spectral resampling  Spectral indices  Inversion of chlorophyll content  Regression analysis  Inversion accuracy and stability  PATTERN DECOMPOSITION METHOD  LEAF  REFLECTANCE  VALIDATION   How the risky features of previous selection affect subsequent decision-making: evidence from behavioral and fMRI measures 期刊论文 FRONTIERS IN NEUROSCIENCE, 2015 Dong, Guangheng; Zhang, Yifen; Xu, Jiaojing; Lin, Xiao; Du, Xiaoxia 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 decision making  prior risk experience  risk-taking  fMRI  ANTERIOR CINGULATE CORTEX  COGNITIVE CONTROL  FRONTAL-CORTEX  BASAL GANGLIA  NEURAL BASIS  HUMAN BRAIN  TASK  UNCERTAINTY  INSULA  PREFERENCES   Prospective Coding of Dorsal Raphe Reward Signals by the Orbitofrontal Cortex 期刊论文 journal of neuroscience, 2015 Zhou, Jingfeng; Jia, Chunying; Feng, Qiru; Bao, Junhong; Luo, Minmin 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/13 dorsal raphe nucleus  multichannel recording  optogenetics  orbitofrontal cortex  pavlovian conditioning  VENTROMEDIAL PREFRONTAL CORTEX  VENTRAL TEGMENTAL AREA  IN-VIVO  SEROTONIN DEPLETION  COGNITIVE INFLEXIBILITY  VALUE REPRESENTATION  ENCODES RESPONSE  DECISION-MAKING  MACAQUE MONKEYS  FUTURE REWARDS   Thickness-Dependent Dielectric Constant of Few-Layer In2Se3 Nanoflakes 期刊论文 NANO LETTERS, 2015 Wu, Di; Pak, Alexander J.; Liu, Yingnan; Zhou, Yu; Wu, Xiaoyu; Zhu, Yihan; Lin, Min; Han, Yu; Ren, Yuan; Peng, Hailin; Tsai, Yu-Hao; Hwang, Gyeong S.; Lai, Keji 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Microwave impedance microscopy  layer-dependent dielectric constant  In2Se3 nanoflakes  layered materials  polarization  first-principles calculations  PHASE-TRANSFORMATION  ELECTRONIC-STRUCTURE  INDIUM SELENIDES  DICHALCOGENIDES  POLARIZATION  NANOWIRES  COMPOUND  CRYSTALS  GRAPHENE  KNBO3   Evaluating the climate and air quality impacts of short-lived pollutants 期刊论文 ATMOSPHERIC CHEMISTRY AND PHYSICS, 2015 Stohl, A.; Aamaas, B.; Amann, M.; Baker, L. H.; Bellouin, N.; Berntsen, T. K.; Boucher, O.; Cherian, R.; Collins, W.; Daskalakis, N.; Dusinska, M.; Eckhardt, S.; Fuglestvedt, J. S.; Harju, M.; Heyes, C.; Hodnebrog, O.; Hao, J.; Im, U.; Kanakidou, M.; Klimont, Z.; Kupiainen, K.; Law, K. S.; Lund, M. T.; Maas, R.; MacIntosh, C. R.; Myhre, G.; Myriokefalitakis, S.; Olivie, D.; Quaas, J.; Quennehen, B.; Raut, J.C.; Rumbold, S. T.; Samset, B. H.; Schulz, M.; Seland, O.; Shine, K. P.; Skeie, R. B.; Wang, S.; Yttri, K. E.; Zhu, T. 收藏  |  浏览/下载：7/0  |  提交时间：2017/12/03 DISPERSION MODEL FLEXPART  BLACK-CARBON MITIGATION  FORCING TIME-SERIES  NEAR-TERM  GREENHOUSE GASES  TEMPERATURE-CHANGE  EMISSION CONTROLS  FIRE EMISSIONS  NOX EMISSIONS  AEROSOL   张家口市生态服务价值对土地利用变化的响应 期刊论文 北京大学学报 自然科学版, 2015 常上; 李珊珊; 宋豫秦 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 土地利用  生态系统  生态服务价值  张家口市  land use  ecosystem  ecosystem service values  Zhangjiakou   High-speed infrared imaging by an uncooled optomechanical focal plane array 期刊论文 APPLIED OPTICS, 2015 Feng, Yun; Zhao, Yuejin; Dong, Liquan; Liu, Ming; Li, Xueyan; Ma, Wei; Yu, Xiaomei; Kong, Lingqin; Liu, Xiaohua 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 READOUT METHOD  PERFORMANCE  DETECTORS  SYSTEM