QQ客服 官方微博 反馈留言

浏览/检索结果: 共15条，第1-10条 帮助 限定条件 发表日期：2015    内容类型：期刊论文    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 Effect of pore sizes on the microstructure and properties of the biomedical porous NiTi alloys prepared by microwave sintering 期刊论文 journal of alloys and compounds, 2015 Xu, J.L.; Bao, L.Z.; Liu, A.H.; Jin, X.F.; Luo, J.M.; Zhong, Z.C.; Zheng, Y.F. 收藏  |  浏览/下载：8/0  |  提交时间：2015/11/12 Comparing subsistence strategies in different landscapes of North China 10,000years ago 期刊论文 HOLOCENE, 2015 Yang, Xiaoyan; Ma, Zhikun; Li, Jun; Yu, Jincheng; Stevens, Chris; Zhuang, Yijie 收藏  |  浏览/下载：10/0  |  提交时间：2017/12/03 early Holocene sites  landscapes  macro- and micro-plant remains  North China  palaeo-ecology  subsistence strategies  STARCH GRAINS  EAST-ASIA  AGRICULTURAL ORIGINS  INNER-MONGOLIA  PLANT FOODS  PLEISTOCENE  DOMESTICATION  POTTERY  LAKE   Air quality and climate responses to anthropogenic black carbon emission changes from East Asia, North America and Europe 期刊论文 ATMOSPHERIC ENVIRONMENT, 2015 Sadiq, Makliyar; Tao, Wei; Liu, Junfeng; Tao, Shu 收藏  |  浏览/下载：4/0  |  提交时间：2017/12/03 Black carbon  East Asia  Europe  North America  Climate response  Radiation budget  HYDROLOGICAL CYCLE  MODEL  AEROSOLS  TRANSPORT  ATMOSPHERE  DIFFUSION  CLOUDS   Satellite-indicated long-term vegetation changes and their drivers on the Mongolian Plateau 期刊论文 LANDSCAPE ECOLOGY, 2015 Zhao, Xia; Hu, Huifeng; Shen, Haihua; Zhou, Daojing; Zhou, Liming; Myneni, Ranga B.; Fang, Jingyun 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 Climate change  Human activity  Normalized difference vegetation index (NDVI)  Phenology  Vegetation activity  Mongolian Plateau  INNER-MONGOLIA  CLIMATE-CHANGE  SPRING PHENOLOGY  LAND DEGRADATION  TIBETAN PLATEAU  NORTH-AMERICA  TIME-SERIES  NDVI DATA  CHINA  STEPPE   The macroecology of phylogenetically structured hummingbird-plant networks 期刊论文 GLOBAL ECOLOGY AND BIOGEOGRAPHY, 2015 Gonzalez, Ana M. Martin; Dalsgaard, Bo; Nogues-Bravo, David; Graham, Catherine H.; Schleuning, Matthias; Maruyama, Pietro K.; Abrahamczyk, Stefan; Alarcon, Ruben; Araujo, Andrea C.; Araujo, Francielle P.; de Azevedo, Severino Mendes, Jr.; Baquero, Andrea C.; Cotton, Peter A.; Ingversen, Tanja Toftemark; Kohler, Glauco; Lara, Carlos; Guedes Las-Casas, Flor Maria; Machado, Adriana O.; Machado, Caio Graco; Alejandra Maglianesi, Maria; McGuire, Jimmy A.; Moura, Alan Cerqueira; Oliveira, Genilda M.; Oliveira, Paulo E.; Francisco Ornela 收藏  |  浏览/下载：14/0  |  提交时间：2017/12/03 Community ecology  current climate  historical climate  hummingbird biogeography  macroecology  modularity  phylogenetic signal  pollination  quantitative networks  specialization  ANIMAL MUTUALISTIC NETWORKS  SEED-DISPERSAL NETWORKS  ECOLOGICAL NETWORKS  POLLINATION NETWORKS  COMMUNITY ECOLOGY  CLIMATE-CHANGE  WEST-INDIES  SPECIALIZATION  DETERMINANTS  MODULARITY   广义剪切活动准则 期刊论文 自然杂志, 2015 童亨茂; 陈正乐; 刘瑞珣 收藏  |  浏览/下载：5/0  |  提交时间：2017/12/03 剪切活动  先存构造  Coulomb-Mohr准则  Byerlee律  广义剪切活动准则  shear activation  pre-existing weakness  Coulomb-Mohr criterion  Byerlee law  generalized shear activation criterion   道家价值观的结构及其与消极完美主义倾向的关系 期刊论文 心理研究, 2015 张奕; 訾非; 刘志钢 收藏  |  浏览/下载：5/0  |  提交时间：2015/11/11 道家价值观  心理测评  因素分析  消极完美主义   Interaction between oxytocin receptor polymorphism and interdependent culture values on human empathy 期刊论文 social cognitive and affective neuroscience, 2015 Luo Siyang; Ma Yina; Liu Yi; Li Bingfeng; Wang Chenbo; Shi Zhenhao; Li Xiaoyang; Zhang Wenxia; Rao Yi; Han Shihui 收藏  |  浏览/下载：4/0  |  提交时间：2015/11/13 culture value,empathy,fMRI,oxytocin receptor gene   Effect of Halogenation in Isoindigo-Based Polymers on the Phase Separation and Molecular Orientation of Bulk Heterojunction Solar Cells 期刊论文 MACROMOLECULES, 2015 Zheng, Yu-Qing; Wang, Zhi; Dou, Jin-Hu; Zhang, Shi-Ding; Luo, Xu-Yi; Yao, Ze-Fan; Wang, Jie-Yu; Pei, Jian 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 FIELD-EFFECT TRANSISTORS  ACCEPTOR CONJUGATED POLYMERS  OPEN-CIRCUIT VOLTAGE  PHOTOVOLTAIC PERFORMANCE  BENZODITHIOPHENE COPOLYMERS  ORGANIC SEMICONDUCTORS  MORPHOLOGY  FLUORINE  EFFICIENCY  MOBILITY   Blown Bubble Assembly of Graphene Oxide Patches for Transparent Electrodes in Carbon-Silicon Solar Cells 期刊论文 ACS APPLIED MATERIALS & INTERFACES, 2015 Wu, Shiting; Yang, Yanbing; Li, Yitan; Wang, Chunhui; Xu, Wenjing; Shi, Enzheng; Zou, Mingchu; Yang, Liusi; Yang, Xiangdong; Li, Yan; Cao, Anyuan 收藏  |  浏览/下载：2/0  |  提交时间：2017/12/03 graphene oxide sheets  blown bubble assembly  thermal annealing hybrid film  patches  transparent electrodes  solar cell  GRAPHITE OXIDE  LARGE-AREA  ROOM-TEMPERATURE  SINGLE  FILMS  EFFICIENCY  NANOWIRES  TRANSPORT  SHEETS  LAYERS