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浏览/检索结果: 共9条，第1-9条 帮助 限定条件 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 On the Relationship between Holocene Geomorphic Evolution of Rivers and Prehistoric Settlements Distribution in the Songshan Mountain Region of China 期刊论文 SUSTAINABILITY, 2017 Lu, Peng; Mo, Duowen; Wang, Hui; Yang, Ruixia; Tian, Yan; Chen, Panpan; Lasaponara, Rosa; Masini, Nicola 收藏  |  浏览/下载：117/0  |  提交时间：2017/12/03 Songshan Mountain  Holocene  geomorphic evolution of rivers  elevation above river level  prehistoric settlements  temporal and spatial distribution  CLIMATE-CHANGE  ARCHAEOLOGY  VALLEY   Exploiting distinctive topological constraint of local feature matching for logo image recognition 期刊论文 NEUROCOMPUTING, 2017 Tang, Panpan; Peng, Yuxin 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Local feature matching  Distinctive topological constraint  Feature selection  Logo image recognition   Logo recognition via improved topological constraint 其他 2016-01-01 Tang, Panpan; Peng, Yuxin 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 Performance projections for ballistic carbon nanotube FinFET at circuit level 期刊论文 NANO RESEARCH, 2016 Zhang, Panpan; Qiu, Chenguang; Zhang, Zhiyong; Ding, Li; Chen, Bingyan; Peng, Lianmao 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 carbon nanotube  fin field-effect transistor (FinFET)  integrated circuits  multi-threshold voltage  FIELD-EFFECT TRANSISTORS  INTEGRATED-CIRCUITS  ON/OFF RATIO  LOGIC GATES  DEVICES  DIELECTRICS  MODEL   Transient response of carbon nanotube integrated circuits 期刊论文 NANO RESEARCH, 2015 Zhang, Panpan; Yang, Yingjun; Pei, Tian; Qiu, Chenguang; Ding, Li; Liang, Shibo; Zhang, Zhiyong; Peng, Lianmao 收藏  |  浏览/下载：3/0  |  提交时间：2017/12/03 type keywords  carbon nanotube field-effect-transistors (CNT FETs)  transient response  parasitic capacitance  propagation delay  digital circuits  FIELD-EFFECT TRANSISTORS  QUANTUM CAPACITANCE  HIGH-PERFORMANCE  LOGIC-CIRCUITS  DEVICES  ELECTRONICS  FABRICATION  DIELECTRICS  FREQUENCY  ARRAYS   Improvement of the electrical contact resistance at rough interfaces using two dimensional materials 期刊论文 JOURNAL OF APPLIED PHYSICS, 2015 Hu, Jianchen; Pan, Chengbin; Li, Heng; Shen, Panpan; Sun, Hui; Duan, Huiling; Lanza, Mario 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 NANOWIRE ARRAYS  SOLAR-CELLS  FABRICATION  DEVICES  NANOGENERATOR  PERFORMANCE  SHEETS  SENSOR   Modularized Construction of General Integrated Circuits on Individual Carbon Nanotubes 期刊论文 nano letters, 2014 Pei, Tian; Zhang, Panpan; Zhang, Zhiyong; Qiu, Chenguang; Liang, Shibo; Yang, Yingjun; Wang, Sheng; Peng, Lian-Mao 收藏  |  浏览/下载：2/0  |  提交时间：2015/11/11 Carbon nanotube  field-effect transistor  integrated circuits  FIELD-EFFECT TRANSISTORS  NANOWIRE HETEROSTRUCTURES  GRAPHENE NANORIBBONS  LOGIC GATES  ELECTRONICS  SINGLE  PERFORMANCE  GROWTH  DEVICES  ARRAYS   The Origin of Higher Open-Circuit Voltage in Zn-Doped TiO2 Nanoparticle-Based Dye-Sensitized Solar Cells 期刊论文 chemphyschem, 2012 Zhu, Feng; Zhang, Panpan; Wu, Xuejun; Fu, Limin; Zhang, Jianping; Xu, Dongsheng 收藏  |  浏览/下载：3/0  |  提交时间：2015/11/13 electronic structure  nanoparticles  photochemistry  photophysics  semiconductors  METAL-OXIDES  ELECTRODES  EFFICIENCY  SEMICONDUCTOR  FILMS   Estimation of Simulated Phosphene Size Based on Tactile Perception 期刊论文 人工器官, 2012 Lu, Yanyu; Chen, Panpan; Zhao, Ying; Shi, Jingru; Ren, Qiushi; Chai, Xinyu 收藏  |  浏览/下载：7/0  |  提交时间：2015/11/12 Visual prosthesis  Simulated phosphenes  Tactile perception  Luminance  Flicker  Eccentricity  PROSTHETIC VISION  ELECTRICAL-STIMULATION  RETINAL PROSTHESIS  SPATIAL ACUITY  PERFORMANCE  BLIND  MANAGEMENT  FUTURE  CORTEX