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科研机构
北京大学 [147]
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其他 [70]
期刊论文 [67]
会议论文 [10]
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2017 [10]
2016 [11]
2015 [13]
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专题:北京大学
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Impact of grassland degradation on soil phytolith carbon sequestration in Inner Mongolian steppe of China
期刊论文
GEODERMA, 2017
Pan, Wenjie
;
Song, Zhaoliang
;
Liu, Hongyan
;
Mueller, Karin
;
Yang, Xiaomin
;
Zhang, Xiaodong
;
Li, Zimin
;
Liu, Xu
;
Qiu, Shuang
;
Hao, Qian
;
Wang, Hailong
收藏
  |  
浏览/下载:122/0
  |  
提交时间:2017/12/03
Phytolith-occluded carbon
Degradation
Grassland management
Northern China
OCCLUDED CARBON
BIOGEOCHEMICAL SEQUESTRATION
NORTHERN CHINA
SILICON
DESERTIFICATION
DISSOLUTION
PLANTS
ACCUMULATION
RHIZOSPHERE
DIVERSITY
Runge-Kutta Central Discontinuous Galerkin Methods for the Special Relativistic Hydrodynamics
其他
2017-01-01
Zhao, Jian
;
Tang, Huazhong
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
Central discontinuous Galerkin method
WENO limiter
Runge-Kutta time discretization
relativistic hydrodynamics
FINITE-ELEMENT-METHOD
EULERIAN GRP SCHEME
HAMILTON-JACOBI EQUATIONS
SHOCK-CAPTURING SCHEMES
IDEAL MHD EQUATIONS
CONSERVATION-LAWS
RIEMANN SOLVER
GAS-DYNAMICS
UNSTRUCTURED MESHES
OVERLAPPING CELLS
Stability of icosahedral quasicrystals in a simple model with two-length scales
其他
2017-01-01
Jiang, Kai
;
Zhang, Pingwen
;
Shi, An-Chang
收藏
  |  
浏览/下载:7/0
  |  
提交时间:2017/12/03
icosahedral quasicrystals
two length scales with golden ratio
projection method
MEAN-FIELD THEORY
FARADAY WAVES
ORDER
SYMMETRY
PATTERNS
SPHERES
SYSTEM
Computing Optimal Interfacial Structure of Modulated Phases
其他
2017-01-01
Xu, Jie
;
Wang, Chu
;
Shi, An-Chang
;
Zhang, Pingwen
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
Interface
modulated phase
metastable state
compatibility
Landau-Brazovskiimodel
BLOCK-COPOLYMERS
NONUNIFORM SYSTEM
GRADIENT METHODS
FREE-ENERGY
NUCLEATION
DEFECTS
MIXTURE
MODEL
Liquid crystalline bilayers self-assembled from rod-coil diblock copolymers
其他
2017-01-01
Cai, Yongqiang
;
Zhang, Pingwen
;
Shi, An-Chang
收藏
  |  
浏览/下载:3/0
  |  
提交时间:2017/12/03
CONSISTENT-FIELD THEORY
AMPHIPHILIC BLOCK-COPOLYMERS
HOMOPOLYMER BLENDS
PHASE-BEHAVIOR
SMECTIC PHASES
RICH VARIETY
MEMBRANES
POLYMERS
MELTS
NANOSTRUCTURES
Runge-Kutta discontinuous Galerkin methods for the special relativistic magnetohydrodynamics
其他
2017-01-01
Zhao, Jian
;
Tang, Huazhong
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Discontinuous Galerkin method
WENO limiter
Runge-Kutta time discretization
Relativistic magnetohydrodynamics
FINITE-ELEMENT-METHOD
ADAPTIVE MESH REFINEMENT
CONSTRAINED TRANSPORT METHOD
HAMILTON-JACOBI EQUATIONS
IDEAL MHD EQUATIONS
HLLC RIEMANN SOLVER
EULERIAN GRP SCHEME
CONSERVATION-LAWS
UNSTRUCTURED MESHES
MULTIDIMENSIONAL SYSTEMS
Self-Assembled Structures of Giant Surfactants Exhibit a Remarkable Sensitivity on Chemical Compositions and Topologies for Tailoring Sub-10 nm Nanostructures
期刊论文
MACROMOLECULES, 2017
Yue, Kan
;
Liu, Chang
;
Huang, Mingjun
;
Huang, Jiahao
;
Zhou, Zhe
;
Wu, Kan
;
Liu, Hao
;
Lin, Zhiwei
;
Shi, An-Chang
;
Zhang, Wen-Bin
;
Cheng, Stephen Z. D.
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
POLYHEDRAL OLIGOMERIC SILSESQUIOXANE
BLOCK-COPOLYMER LITHOGRAPHY
MIKTOARM STAR COPOLYMERS
ORDER-DISORDER TRANSITION
SHAPE AMPHIPHILES
PHASE-BEHAVIOR
THIN-FILMS
CLICK CHEMISTRY
MOLECULAR ARCHITECTURE
DIBLOCK COPOLYMERS
An element-free Galerkin approach for rigid-flexible coupling dynamics in 2D state
期刊论文
APPLIED MATHEMATICS AND COMPUTATION, 2017
Xie, Dan
;
Jian, Kailin
;
Wen, Weibin
收藏
  |  
浏览/下载:9/0
  |  
提交时间:2017/12/03
Element-free Galerkin (EFG) method
Interpolating generalized moving least squares (IGMLS)
Numerical computation
Rigid-flexible coupling dynamics
Rotating flexible beam
POINT INTERPOLATION METHOD
KERNEL PARTICLE METHODS
FREE-VIBRATION ANALYSIS
HUB-BEAM SYSTEM
MULTIBODY SYSTEMS
TIP MASS
FORMULATION
BODIES
FEM
Nonlinear dynamics of sloshing in tank based on Hamilton Principle
会议论文
Tingting Zhang
;
Jianying Yang
收藏
  |  
浏览/下载:5/0
  |  
提交时间:2017/12/03
Sloshing
Hamilton Principle
Jourdain variation
FEM
Sloshing
Hamilton Principle
Jourdain variation
FEM
The Role of Social Support and Self-efficacy for Planning Fruit and Vegetable Intake
期刊论文
JOURNAL OF NUTRITION EDUCATION AND BEHAVIOR, 2017
Zhou, Guangyu
;
Gan, Yiqun
;
Hamilton, Kyra
;
Schwarzer, Ralf
收藏
  |  
浏览/下载:4/0
  |  
提交时间:2017/12/03
dietary self-efficacy
action planning
received social support
fruit and vegetable intake
IMPLEMENTATION INTENTIONS
OUTCOME EXPECTATIONS
PHYSICAL-ACTIVITY
INTERVENTION
CONSUMPTION
BEHAVIOR
ADULTS
PREDICTORS
PREVENTION
NUTRITION
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