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浏览/检索结果: 共30条，第1-10条 帮助 限定条件 发表日期：2014    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 A two-fold increase of carbon cycle sensitivity to tropical temperature variations 期刊论文 nature, 2014 Wang, Xuhui; Piao, Shilong; Ciais, Philippe; Friedlingstein, Pierre; Myneni, Ranga B.; Cox, Peter; Heimann, Martin; Miller, John; Peng, Shushi; Wang, Tao; Yang, Hui; Chen, Anping 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 TREE MORTALITY  RAIN-FORESTS  CLIMATE  DROUGHT  DIOXIDE  CO2  LAND  DATASET  VARIABILITY  ECOSYSTEMS   Research Advances of Solar Corona and Interplanetary Physics in China: 2012—2014 期刊论文 空间科学学报, 2014 Zhao Xinhua; Wang Yuming; Yan Yihua; Chen Yao; Cheng Xin; He Jiansen; Qin Gang 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 Solar wind  Coronal mass ejection  Energetic particles  Interplanetary transients  Space weather   Classification of fast flows in central plasma sheet: Superposed epoch analysis based on THEMIS observations 期刊论文 journal of geophysical research space physics, 2014 Li, H.; Wang, C.; Fu, S. Y. 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/11 BURSTY BULK FLOWS  HIGH-SPEED FLOWS  ART. NO. 1345  MAGNETIC RECONNECTION  GEOTAIL OBSERVATIONS  SUBSTORM ONSETS  FLUX TRANSPORT  MAGNETOTAIL  DIPOLARIZATION  BRAKING   Interference from mere thinking: mental rehearsal temporarily disrupts recall of motor memory 期刊论文 神经生理学杂志, 2014 Yin, Cong; Wei, Kunlin 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 motor memory  mental rehearsal  motor imagery  retrieval-induced forgetting  sensorimotor learning  motor learning  POSITRON-EMISSION-TOMOGRAPHY  FUNCTIONAL-ANATOMY  BRAIN ACTIVATION  INTERNAL-MODELS  HAND MOVEMENTS  RETRIEVAL  IMAGERY  EXECUTION  CONSOLIDATION  PERFORMANCE   Conformation of polyelectrolytes in poor solvents: Variational approach and quantitative comparison with scaling predictions 其他 2014-01-01 Tang, Haozhe; Liao, Qi; Zhang, Pingwen 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 MOLECULAR-DYNAMICS SIMULATIONS  NECKLACE FORMATION  HYDROPHOBIC POLYELECTROLYTES  DEFORMATION ENERGY  CHARGED DROP  CHAINS  TRANSITIONS  BEHAVIOR  CASCADE   Porphodilactones as Synthetic Chlorophylls: Relative Orientation of beta-Substituents on a Pyrrolic Ring Tunes NIR Absorption 期刊论文 journal of the american chemical society, 2014 Ke, Xian-Sheng; Chang, Yi; Chen, Jia-Zhen; Tian, Jiangwei; Mack, John; Cheng, Xin; Shen, Zhen; Zhang, Jun-Long 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/10 MAGNETIC CIRCULAR-DICHROISM  PRESSURE-SENSITIVE PAINT  SINGLET-OXYGEN GENERATION  INDUCED SIGN VARIATION  PI-ELECTRON SYSTEMS  REDUCED PORPHYRINS  SPECTRA  PHTHALOCYANINES  PORPHOLACTONE  SPECTROSCOPY   Sensitivity of predicted pollutant levels to anthropogenic heat emissions in Beijing 期刊论文 大气环境, 2014 Yu, Man; Carmichael, Gregory R.; Zhu, Tong; Cheng, Yafang 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/11 Anthropogenic heat  Air quality model  WRF/Chem  Ozone  URBAN BOUNDARY-LAYER  NUMERICAL-SIMULATION  OZONE FORMATION  AIR-QUALITY  IMPACTS  CHINA  CLIMATE  MODEL  URBANIZATION  MEGACITY   Analysis of the Voltage-Time Dilemma of Metal Oxide-Based RRAM and Solution Exploration of High Speed and Low Voltage AC Switching 期刊论文 ieee 纳米技术汇刊, 2014 Huang, Peng; Wang, Yijiao; Li, Haitong; Gao, Bin; Chen, Bing; Zhang, Feifei; Zeng, Lang; Du, Gang; Kang, Jinfeng; Liu, Xiaoyan 收藏  |  浏览/下载：8/0  |  提交时间：2015/11/10 AC switching  compact model  high speed  low voltage  resistive random access memory (RRAM)  voltage-time dilemma  RESET MECHANISM  BIPOLAR RRAM  MEMORY  MODEL  DEVICES   A preliminary experimental validation of superposition strategy in thermal management of integrated circuit with multiple hot-spots 期刊论文 science china technological sciences, 2014 Liu Kun; Pi YuDan; Wang Wei; Li ZhiHong; Chen Jing; Jin YuFeng 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/10 superposition strategy  thermal management  modeling IC device  multiple hot-spots  influence coefficient  MICROCHANNEL HEAT SINKS  SPREADING RESISTANCE  FLUX CHANNELS  TEMPERATURE  CHALLENGES  DESIGN  OPPORTUNITIES  CHIPS  SIZE  FLOW   Background-Modeling-Based Adaptive Prediction for Surveillance Video Coding 期刊论文 ieee transactions on image processing, 2014 Zhang, Xianguo; Huang, Tiejun; Tian, Yonghong; Gao, Wen 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/10 Surveillance video  background modeling  background difference  background reference  block classification  MOTION COMPENSATION  SUBTRACTION  FRAMES  EFFICIENCY  SEQUENCES  SELECTION