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科研机构
北京大学 [16]
内容类型
期刊论文 [12]
其他 [4]
发表日期
2017 [2]
2016 [1]
2015 [1]
2013 [4]
2011 [1]
2009 [1]
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专题:北京大学
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Electrochemical properties of niobium and phosphate doped spherical Li-rich spinel LiMn2O4 synthesized by ion implantation method
期刊论文
CHINESE CHEMICAL LETTERS, 2017
Li, Wei
;
Siqin, Gao-Wa
;
Zhu, Zhi
;
Qi, Lu
;
Tian, Wen-Huai
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Spinels
Ion implantation
Li-ion batteries
LiMn2O4
Doping
CATHODE MATERIALS
SECONDARY BATTERIES
HIERARCHICAL LINI0.5MN1.5O4
ELECTRODE MATERIALS
FACILE SYNTHESIS
MN-SPINEL
LITHIUM
PERFORMANCE
TEMPERATURE
FLUORINE
Coevolutionary dynamics of phenotypic diversity and contingent cooperation
期刊论文
PLOS COMPUTATIONAL BIOLOGY, 2017
Wu, Te
;
Wang, Long
;
Fu, Feng
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
SIMILARITY BREED COOPERATION
PUBLIC-GOODS GAMES
GENE-EXPRESSION
ULTIMATUM GAME
STRUCTURED POPULATIONS
BACTERIAL PERSISTENCE
BEHAVIORAL EVOLUTION
ALTRUISM
FAIRNESS
PROMOTES
Phosphorus accumulates faster than nitrogen globally in freshwater ecosystems under anthropogenic impacts
期刊论文
ECOLOGY LETTERS, 2016
Yan, Zhengbing
;
Han, Wenxuan
;
Penuelas, Josep
;
Sardans, Jordi
;
Elser, James J.
;
Du, Enzai
;
Reich, Peter B.
;
Fang, Jingyun
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
Accumulation
anthropogenic impacts
biogeochemistry
decoupling of nitrogen and phosphorus cycles
freshwater ecosystems
global patterns
imbalance
macrophytes
stoichiometry
waterbodies
TN-TP RATIO
SHALLOW LAKES
LEAF NITROGEN
NUTRIENT LIMITATION
AQUATIC MACROPHYTES
N-P
CHINA
STOICHIOMETRY
PATTERNS
EUTROPHICATION
基于SELinux强制访问控制的进程权限控制技术研究与实现
期刊论文
信息网络安全, 2015
张涛
;
张勇
;
宁戈
;
陈钟
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
进程权限控制
强制访问控制
TE模型
系统提权
SELinux
process access control
SELinux
mandatory access control
TE model
privilege escalation
Early Ordovician reefs in South China (Chenjiahe section, Hubei Province): deciphering the early evolution of skeletal-dominated reefs
期刊论文
facies, 2013
Adachi, Natsuko
;
Liu, Jianbo
;
Ezaki, Yoich
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
Bryozoan reefs
Great Ordovician Biodiversification Event
Microbialites
Ordovician
Skeletal reefs
BIODIVERSIFICATION
CONSTRUCTION
ARGENTINA
SETTINGS
A cross-media evolutionary timeline generation framework based on iterative recommendation
其他
2013-01-01
Xu, Shize
;
Kong, Liang
;
Zhang, Yan
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/17
Towards an enhanced and adaptable ontology by distilling and assembling online encyclopedias
其他
2013-01-01
Jiang, Shan
;
Bing, Lidong
;
Zhang, Yan
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/17
Glacial geomorphology and paleoglaciation patterns in Shaluli Shan, the southeastern Tibetan Plateau - Evidence for polythermal ice cap glaciation
期刊论文
geomorphology, 2013
Fu, Ping
;
Harbor, Jonathan M.
;
Stroeven, Arjen P.
;
Hattestrand, Clas
;
Heyman, Jakob
;
Zhou, Liping
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2015/11/11
Glacial landform
Geomorphological mapping
Polythermal ice cap
Tibetan Plateau
LATE QUATERNARY GLACIATION
MOUNTAINS
BE-10
SHEET
LANDSCAPE
EROSION
STYLE
PALAEOGLACIOLOGY
SOUTHERN
CLIMATE
Research progress in completely biodegradable poly(lactic acid) blends
期刊论文
gaofenzi cailiao kexue yu gongchengpolymeric materials science and engineering, 2011
Chen, Weifeng
;
Ju, Xuecheng
;
Zhai, Maolin
收藏
  |  
浏览/下载:2/0
  |  
提交时间:2015/11/17
Modification of nano-fibriform silica by dimethyldichlorosilane
期刊论文
应用表面科学, 2009
Wang, Lijuan
;
Lu, Anhuai
;
Xiao, Zhiyong
;
Ma, Junhong
;
Li, Yuanyuan
收藏
  |  
浏览/下载:1/0
  |  
提交时间:2015/11/12
Chrysotile
Nano-fibriform silica
Dimethyldichlorosilane
Organic modification
NATURAL CHRYSOTILE
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