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科研机构
北京大学 [14]
内容类型
期刊论文 [13]
其他 [1]
发表日期
2017 [2]
2016 [1]
2015 [1]
2014 [1]
2013 [1]
2012 [4]
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共14条,第1-10条
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专题:北京大学
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Elderly Migration in China: Types, Patterns, and Determinants
期刊论文
JOURNAL OF APPLIED GERONTOLOGY, 2017
Dou, Xiaolu
;
Liu, Yujun
收藏
  |  
浏览/下载:11/0
  |  
提交时间:2017/12/03
China
elderly migrants
long-distance migrate
short-distance migrate
migration pattern
RURAL-URBAN MIGRATION
INTERNAL MIGRATION
RESIDENTIAL-MOBILITY
HEALTH
IMPACTS
PLACE
Simultaneous Identification of Multiple Causal Mutations in Rice
期刊论文
FRONTIERS IN PLANT SCIENCE, 2017
Yan, Wei
;
Chen, Zhufeng
;
Lu, Jiawei
;
Xu, Chunjue
;
Xie, Gang
;
Li, Yiqi
;
Deng, Xing Wang
;
He, Hang
;
Tang, Xiaoyan
收藏
  |  
浏览/下载:107/0
  |  
提交时间:2017/12/03
SIMM
next-generationsequencingtechnology
single nucleotide polymorphism
SNPindex
allele index
Euclidean distance
sequence correction
SHORT READ ALIGNMENT
MAP-BASED CLONING
ARABIDOPSIS-THALIANA
POLLEN DEVELOPMENT
GENOME
GENE
MUTANT
GENERATION
RESISTANCE
MEIOSIS
An improvement color image encryption algorithm based on DNA operations and real and complex chaotic systems
期刊论文
OPTIK, 2016
Li, Xiang
;
Wang, Leyuan
;
Yan, Yinfa
;
Liu, Ping
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Color image encryption
Complex hyper-chaotic Lorenz system
Deoxyribonucleic acid sequence
Exclusive or operations
The quaternary chaotic sequence
LOGISTIC MAP
CRYPTOGRAPHY
STANDARD
CODES
Revealing travel patterns and city structure with taxi trip data
期刊论文
journal of transport geography, 2015
Liu, Xi
;
Gong, Li
;
Gong, Yongxi
;
Liu, Yu
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/10
GPS-enabled taxi data
Travel pattern
Urban structure
Spatially embedded network
Community detection
HUMAN MOBILITY
URBAN FORM
COMMUNITY STRUCTURE
NETWORKS
CENTRALITY
BETWEENNESS
BEHAVIOR
AREAS
Evaluation of the impact of an uncontrolled landfill on surrounding groundwater quality, Zhoukou, China
期刊论文
journal of geochemical exploration, 2014
Han, Dongmei
;
Tong, Xiaoxia
;
Currell, Matthew J.
;
Cao, Guoliang
;
Jin, Menggui
;
Tong, Changshui
收藏
  |  
浏览/下载:6/0
  |  
提交时间:2015/11/11
Uncontrolled landfill
Inorganic contamination
Groundwater hydrochemistry
Groundwater quality
Contaminant transport model
DRINKING-WATER
LEACHATE
CONTAMINATION
ATTENUATION
AQUIFER
PLUMES
HEALTH
Analysis and design of distance-bounding protocols for RFID
期刊论文
jisuanji yanjiu yu fazhancomputer research and development, 2013
Xin, Wei
;
Sun, Huiping
;
Chen, Zhong
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/13
Control of oolitic beaches sedimentation and diagenesis on reservoirs in Feixianguan Formation, northeastern Sichuan Basin
期刊论文
shiyou kantan yu kaifapetroleum exploration and development, 2012
He, Yunlan
;
Fu, Xiaoyue
;
Liu, Bo
;
Zhou, Minghui
;
Zhang, Xuefeng
;
Gao, Jixian
;
Yang, Yunkun
;
Shi, Kaibo
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/11/10
Control of oolitic beaches sedimentation and diagenesis on the reservoirs in Feixianguan Formation, northeastern Sichuan Basin
期刊论文
石油勘探与开发, 2012
He Yunlan
;
Fu Xiaoyue
;
Liu Bo
;
Zhou Minghui
;
Zhang Xuefeng
;
Gao Jixian
;
Yang Yunkun
;
Shi Kaibo
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/10
northeastern Sichuan
Feixianguan Formation
oolitic beach
sedimentation
diagenesis
CARBONATE RESERVOIRS
近场宽带电场耦合天线的高频结构模拟器软件仿真及性能分析
期刊论文
物理学报, 2012
杨勇
;
孙伟强
;
庄虔伟
;
冯涛
;
许胜勇
;
解思深
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2015/10/23
天线
近场
电场耦合
计算机模拟
antenna
near field
electrical coupling
computer simulation
High frequence structure simulator simulation and performance analysis for nearfield and wide band electric coupling antenna
期刊论文
物理学报, 2012
Yang Yong
;
Sun Wei-Qiang
;
Zhuang Qian-Wei
;
Feng Tao
;
Xu Sheng-Yong
;
Xie Si-Shen
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2015/11/13
antenna
near field
electrical coupling
computer simulation
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