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Bifurcation analysis on a class of three-dimensional quadratic systems with twelve limit cycles
期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2019, 卷号: 363, 页码: 12
作者:
Guo, Laigang
;
Yu, Pei
;
Chen, Yufu
收藏
  |  
浏览/下载:61/0
  |  
提交时间:2020/01/10
3-dimensional quadratic system
Symmetrical vector field
Normal form
Limit cycle
Isochronous center
Population Distributions of Age Groups and Their Influencing Factors Based on Mobile Phone Location Data: A Case Study of Beijing, China
期刊论文
SUSTAINABILITY, 2019, 卷号: 11, 期号: 24, 页码: 19
作者:
Wang, Wenlai
;
Pei, Tao
;
Chen, Jie
;
Song, Ci
;
Wang, Xi
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  |  
浏览/下载:105/0
  |  
提交时间:2020/05/19
population distribution
age groups
influencing factors
mobile phone location data
Biodiversity constraint indicator establishment and its optimization for urban growth: framework and application (vol 14, 125006, 2019)
期刊论文
ENVIRONMENTAL RESEARCH LETTERS, 2019, 卷号: 14, 期号: 12, 页码: 1
作者:
Sun, Chuanzhun
;
Xu, Shan
;
Qi, Wei
;
Chen, Cheng
;
Deng, Yu
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  |  
浏览/下载:49/0
  |  
提交时间:2020/05/19
Biodiversity constraint indicator establishment and its optimization for urban growth: framework and application
期刊论文
Environmental Research Letters, 2019, 卷号: 14, 期号: 12
作者:
Sun,Chuanzhun
;
Xu,Shan
;
Qi,Wei
;
Chen,Cheng
;
Deng,Yu
收藏
  |  
浏览/下载:105/0
  |  
提交时间:2020/05/19
urban growth simulation
ecological constraint
InVEST
biodiversity loss
biodiversity security
urban sprawl
Beijing
Effect of exposure to phthalates on association of polycyclic aromatic hydrocarbons with 8-hydroxy-2 '-deoxyguanosine
期刊论文
SCIENCE OF THE TOTAL ENVIRONMENT, 2019, 卷号: 691, 页码: 378-392
作者:
Hou, Jian
;
Yin, Wenjun
;
Li, Pei
;
Huang, Yidan
;
Wan, Yanjian
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  |  
浏览/下载:21/0
  |  
提交时间:2020/04/27
Chinese Black Truffle-Associated Bacterial Communities of Tuber indicum From Different Geographical Regions With Nitrogen Fixing Bioactivity
期刊论文
FRONTIERS IN MICROBIOLOGY, 2019, 卷号: 10, 页码: 14
作者:
Chen, Juan
;
Li, Jia-Mei
;
Tang, Yan-Jing
;
Xing, Yong-Mei
;
Qiao, Peng
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  |  
浏览/下载:8/0
  |  
提交时间:2020/03/02
Chinese black truffle
bacterial composition
geographical region
high-throughput
tissue culture
nitrogen fixation activity
Biflavones from Ginkgo biloba as inhibitors of human thrombin
期刊论文
BIOORGANIC CHEMISTRY, 2019, 卷号: 92, 页码: 10
作者:
Chen, Tian-Ran
;
Wei, Ling-Hua
;
Guan, Xiao-Qing
;
Huang, Chao
;
Liu, Zhe-Yi
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  |  
浏览/下载:145/0
  |  
提交时间:2019/12/02
Ginkgo biloba
Thrombin
Proteolytic activity
Biflavones
Inhibitory effects
Accessibility to urban parks for elderly residents: Perspectives from mobile phone data
期刊论文
LANDSCAPE AND URBAN PLANNING, 2019, 卷号: 191, 页码: 10
作者:
Guo, Sihui
;
Song, Ci
;
Pei, Tao
;
Liu, Yaxi
;
Ma, Ting
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  |  
浏览/下载:12/0
  |  
提交时间:2020/05/19
Environmental justice
Accessibility
Older people
Urban park
Mobile phone data
Probabilistic Load Flow Calculation Method Based on Polynomial Normal Transformation and Extended Latin hypercube
会议论文
Changsha, China, November 8, 2019 - November 10, 2019
作者:
Chen, Wei
;
Li, Xiaoyan
;
Pei, Xiping
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2020/11/15
Electric load flow
Geometry
Image enhancement
Interpolation
MATLAB
Photovoltaic cells
Power generation
Probability distributions
Sampling
Solar energy
Cubic spline functions
Latin hypercube sampling
Normal transformation
Photovoltaic power generation
Power quality assessment
Probabilistic load flow calculations
Probabilistic power flow
Renewable energy power
Research on Harmonic Distribution Characteristics and Resonance Degradation Phenomenon of Photovoltaic Power Station
会议论文
Beijing, China, November 21, 2019 - November 23, 2019
作者:
Wei, Chen
;
Ya, Li Liu
;
Xiping, Pei
收藏
  |  
浏览/下载:24/0
  |  
提交时间:2020/11/15
Degradation
Deterioration
Electric lines
Harmonic analysis
Photovoltaic cells
Power plants
Resonance
Amplification coefficient
Degradation mechanism
Harmonic distribution
Harmonic interactions
Photovoltaic power stations
Power grids
Resonance phenomena
Total harmonic distortion (THD)
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