QQ客服 官方微博 反馈留言

浏览/检索结果: 共31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 Dipole tilt angle effect on magnetic reconnection locations on the magnetopause 期刊论文 JOURNAL OF GEOPHYSICAL RESEARCH-SPACE PHYSICS, 2015 Zhu, C. B.; Zhang, H.; Ge, Y. S.; Pu, Z. Y.; Liu, W. L.; Wan, W. X.; Liu, L. B.; Chen, Y. D.; Le, H. J.; Wang, Y. F. 收藏  |  浏览/下载：9/0  |  提交时间：2017/12/03 reconnection  magnetopause  dipole tilt angle  DAYSIDE MAGNETOPAUSE  EARTHS MAGNETOPAUSE  BOUNDARY-LAYER  FIELD  IMF  MAGNETOSPHERE  LINE  DEPENDENCE  MODEL   A physical explanation for the magnetic decrease ahead of dipolarization fronts 期刊论文 ANNALES GEOPHYSICAE, 2015 Yao, Z. H.; Liu, J.; Owen, C. J.; Forsyth, C.; Rae, I. J.; Pu, Z. Y.; Fu, H. S.; Zhou, X.Z.; Shi, Q. Q.; Du, A. M.; Guo, R. L.; Chu, X. N. 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Magnetospheric physics  current systems  magnetotail  plasma sheet  SUBSTORM CURRENT WEDGE  CENTRAL PLASMA SHEET  BURSTY BULK FLOWS  CURRENT DISRUPTION  FLUX TRANSPORT  MAGNETOTAIL  EARTH  TAIL  SIMULATIONS  EVOLUTION   Latisemenia longshania, gen. et sp nov., a new Late Devonian seed plant from China 期刊论文 PROCEEDINGS OF THE ROYAL SOCIETY B-BIOLOGICAL SCIENCES, 2015 Wang, De-Ming; Basinger, James F.; Huang, Pu; Liu, Le; Xue, Jin-Zhuang; Meng, Mei-Cen; Zhang, Ying-Ying; Deng, Zhen-Zhen 收藏  |  浏览/下载：205/0  |  提交时间：2017/12/03 cupule  palaeogeography  Late Devonian  Latisemenia longshania  ovule  seed plant  CO KERRY  OVULE  IRELAND  CUPULATE  BALLYHEIGUE  EVOLUTION  BELGIUM  FLORA  RECONSTRUCTION  PTERIDOSPERM   Stepwise evolution of Paleozoic tracheophytes from South China: Contrasting leaf disparity and taxic diversity 期刊论文 EARTH-SCIENCE REVIEWS, 2015 Xue, Jinzhuang; Huang, Pu; Ruta, Marcello; Benton, Michael J.; Hao, Shougang; Xiong, Conghui; Wang, Deming; Cascales-Minana, Borja; Wang, Qi; Liu, Le 收藏  |  浏览/下载：10/0  |  提交时间：2017/12/03 Leaf morphology  Disparity  Diversity  Tracheophytes  Floral provinciality  Paleozoic  LAND-PLANT DIVERSITY  PRESERVED LEPIDODENDRALEAN PLANTS  PERMIAN COAL BALLS  VASCULAR PLANTS  FOSSIL RECORD  SEED PLANT  SP NOV.  CORDAITALEAN TREES  TROPICAL FLORAS  MASS EXTINCTION   Patterning two-dimensional chalcogenide crystals of Bi2Se3 and In2Se3 and efficient photodetectors 期刊论文 nature communications, 2015 Zheng Wenshan; Xie Tian; Zhou Yu; Chen Y L; Jiang Wei; Zhao Shuli; Wu Jinxiong; Jing Yumei; Wu Yue; Chen Guanchu; Guo Yunfan; Yin Jianbo; Huang Shaoyun; Xu H Q; Liu Zhongfan; Peng Hailin 收藏  |  浏览/下载：6/0  |  提交时间：2015/11/13 van Hove Singularity Enhanced Photochemical Reactivity of Twisted Bilayer Graphene 期刊论文 NANO LETTERS, 2015 Liao, Lei; Wang, Huan; Peng, Han; Yin, Jianbo; Koh, Ai Leen; Chen, Yulin; Xie, Qin; Peng, Hailin; Liu, Zhongfan 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 van Hove singularity  twisted bilayer graphene  chemical modification  enhanced photochemical reactivity  EPITAXIAL GRAPHENE  HYDROGENATION  DESORPTION  SCATTERING  PEROXIDES  ROTATIONS  CARBON   Theoretical Study of a Fourth-Harmonic 400-GHz Gyrotron Backward-Wave Oscillator 期刊论文 ieee电子器件汇刊, 2015 Du, Chao-Hai; Lee, Hsun; Qi, Xiang-Bo; Liu, Pu-Kun; Chang, Tsun-Hsu 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/10 Axis-encircling beam  gyrotron  harmonic operation  mode competition  terahertz wave  CUSP GUN  PERMANENT-MAGNET  BAND  OPERATION  GYRODEVICES  TECHNOLOGY  AMPLIFIER   Charged-particle acceleration through decreasing refractive index 期刊论文 applied physics express, 2015 Kong, Ling-Bao; Chen, Zhaoyang; Liu, Pu-Kun; Yu, Ming Young 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/10 ELECTRON ACCELERATION  ELECTROMAGNETIC-WAVE  SURFACES  PULSE  LASER   Broadband Tunable Pre-Bunched Electron Cyclotron Maser for Terahertz Application 期刊论文 ieee transactions on terahertz science and technology, 2015 Du, Chao-Hai; Qi, Xiang-Bo; Kong, Ling-Bao; Liu, Pu-Kun; Li, Zheng-Di; Xu, Shou-Xi; Geng, Zhi-Hui; Xiao, Liu 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/10 Broadband tuning  coherent radiation  electron cyclotron maser (ECM)  terahertz (THz)  BACKWARD-WAVE OSCILLATORS  GYRO-TWT AMPLIFIER  HIGH-POWER  GUIDE  TECHNOLOGY  EFFICIENCY  OPERATION  DESIGN  GAIN  CIRCUIT   Experimental analysis of a new retarding field energy analyzer 期刊论文 nuclear instruments and methods in physics research section a accelerators spectrometers detectors and associated equipment, 2015 Wei, Yu-Xiang; Liu, Shu-Qing; Li, Xian-Xia; Shen, Hong-Li; Huang, Ming-Guang; Liu, Pu-Kun 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/12