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1

Extension of Floquet's Theory to Nonlinear Periodic Differential Systems and Embedding Diffeomorphisms in Differential Flows

Weigu Li, Jaume Llibre and Xiang Zhang

Journal:

American Journal of Mathematics

Year:

2002

Language:

english

File:

PDF, 1.25 MB

english, 2002

2

Sternberg theorems for random dynamical systems

Weigu Li, Kening Lu

Journal:

Communications on Pure and Applied Mathematics

Year:

2005

Language:

english

File:

PDF, 327 KB

english, 2005

3

Several results on the families of diffeomorphisms onS1

Journal:

Acta Mathematica Sinica, English Series (Springer)

Year:

1992

Language:

english

File:

PDF, 308 KB

english, 1992

4

Linear estimate of the number of zeros of Abelian integrals for quadratic centers having almost all their orbits formed by cubics

Yulin Zhao, Weigu Li, Chengzhi Li, Zhifen Zhang

Journal:

Science China Mathematics

Year:

2002

Language:

english

File:

PDF, 205 KB

english, 2002

5

Poincaré theorems for random dynamical systems

LI, WEIGU, LU, KENING

Journal:

Ergodic Theory and Dynamical Systems

Year:

2005

Language:

english

File:

PDF, 347 KB

english, 2005

6

Planar analytic vector fields with generalized rational first integrals

Weigu Li, Jaume Llibre, Xiang Zhang

Journal:

Bulletin des Sciences Mathématiques

Year:

2001

Language:

english

File:

PDF, 123 KB

english, 2001

7

Extension of Floquet's theory to nonlinear periodic differential systems and embedding diffeomorphisms in differential flows

Li, Weigu, Llibre, Jaume, Zhang, Xiang

Journal:

American Journal of Mathematics

Year:

2002

Language:

english

File:

PDF, 229 KB

english, 2002

8

Rotation Numbers for Random Dynamical Systems on the Circle

Weigu Li and Kening Lu

Journal:

Transactions of the American Mathematical Society

Year:

2008

Language:

english

File:

PDF, 1.41 MB

english, 2008

9

Portable Low‐Pressure Solar Steaming‐Collection Unisystem with Polypyrrole Origamis

Li, Weigu, Li, Zheng, Bertelsmann, Karina, Fan, Donglei Emma

Journal:

Advanced Materials

Year:

2019

Language:

english

File:

PDF, 1.74 MB

english, 2019

10

Three dimensional nanosuperstructures made of two-dimensional materials by design: Synthesis, properties, and applications

Li, Weigu, Huang, Yun, Liu, Yifei, Tekell, Marshall C., Fan, Donglei (Emma)

Journal:

Year:

2019

Language:

english

File:

PDF, 10.21 MB

english, 2019

11

Linear Estimation of the Number of Zeros of Abelian Integrals for Some Cubic Isochronous Centers

Chengzhi Li, Weigu Li, Jaume Llibre, Zhifen Zhang

Journal:

Journal of Differential Equations

Year:

2002

Language:

english

File:

PDF, 190 KB

english, 2002

12

Isochronous properties in fractal analysis of some planar vector fields

Hao Wu, Weigu Li

Journal:

Bulletin des Sciences Mathématiques

Year:

2010

Language:

english

File:

PDF, 164 KB

english, 2010

13

Poincaré type theorems for non-autonomous systems

Hao Wu, Weigu Li

Journal:

Journal of Differential Equations

Year:

2008

Language:

english

File:

PDF, 216 KB

english, 2008

14

Global analysis of an epidemic model with a constant removal rate

Yilei Tang, Weigu Li

Journal:

Mathematical and Computer Modelling

Year:

2007

Language:

english

File:

PDF, 395 KB

english, 2007

15

Linear estimate of the number of zeros of Abelian integrals for a class of integrable non-Hamiltonian systems

Chengzhi Li, Weigu Li, J. Llibre, Zhifen Zhang

Journal:

Nonlinear Analysis: Theory, Methods & Applications

Year:

2001

File:

PDF, 209 KB

2001

16

On a class of semilocal bifurcations of lorenz type

Journal:

Acta Mathematica Sinica, English Series (Springer)

Year:

1992

Language:

english

File:

PDF, 735 KB

english, 1992

17

Existence of periodic points of endomorphisms of a circle

Journal:

Science China Mathematics

Year:

1999

Language:

english

File:

PDF, 319 KB

english, 1999

18

The transversal homoclinic point of a saddle-node implies horseshoe

Journal:

Science China Mathematics

Year:

1999

Language:

english

File:

PDF, 239 KB

english, 1999

19

Cyclicity of elementary polycycles and ensembles with codimension 3 degeneration

Liqin Zhao, Weigu Li, Zhifen Zhang

Journal:

Chinese Science Bulletin

Year:

1998

Language:

english

File:

PDF, 885 KB

english, 1998

20

Rigidity result on conjugacies of families of diffeomorphisms

Weigu Li, Meirong Zhang

Journal:

Science China Mathematics

Year:

1997

Language:

english

File:

PDF, 1.61 MB

english, 1997

21

Limit Cycles Bifurcating from the Period Annulus of Quasi-Homogeneous Centers

Weigu Li, Jaume Llibre, Jiazhong Yang, Zhifen Zhang

Journal:

Journal of Dynamics and Differential Equations

Year:

2009

Language:

english

File:

PDF, 265 KB

english, 2009

22

A Short Biography of Zhifen Zhang

Shui-Nee Chow, Chengzhi Li, Weigu Li

Journal:

Journal of Dynamics and Differential Equations

Year:

2008

Language:

english

File:

PDF, 68 KB

english, 2008

23

Global dynamics of an epidemic model with an unspecified degree

Yilei Tang, Weigu Li

Journal:

Computers & Mathematics with Applications

Year:

2007

Language:

english

File:

PDF, 512 KB

english, 2007

24

Focus-center problem of planar degenerate system

Yilei Tang, Weigu Li, Zhifen Zhang

Journal:

Journal of Mathematical Analysis and Applications

Year:

2008

Language:

english

File:

PDF, 271 KB

english, 2008

25

Extension of floquet’s theory to nonlinear quasiperiodic differential equations

Wu Hao, Li Weigu

Journal:

Science China Mathematics

Year:

2005

Language:

english

File:

PDF, 206 KB

english, 2005

26

Reduction of periodic difference systems to linear or autonomous ones

Li, Weigu, Llibre, Jaume, Wu, Hao

Journal:

Bulletin des Sciences Mathématiques

Year:

2013

Language:

english

File:

PDF, 146 KB

english, 2013

27

Printable Nanostructured Silicon Solar Cells for High-Performance, Large-Area Flexible Photovoltaics

Lee, Sung-Min, Biswas, Roshni, Li, Weigu, Kang, Dongseok, Chan, Lesley, Yoon, Jongseung

Journal:

Year:

2014

Language:

english

File:

PDF, 6.01 MB

english, 2014

28

Broadband antireflection and absorption enhancement of ultrathin silicon solar microcells enabled with density-graded surface nanostructures

Chan, Lesley, Kang, Dongseok, Lee, Sung-Min, Li, Weigu, Hunter, Hajirah, Yoon, Jongseung

Journal:

Applied Physics Letters

Year:

2014

Language:

english

File:

PDF, 1.38 MB

english, 2014

29

Normal forms for almost periodic differential systems

LI, WEIGU, LLIBRE, JAUME, WU, HAO

Journal:

Ergodic Theory and Dynamical Systems

Year:

2009

Language:

english

File:

PDF, 382 KB

english, 2009

30

Polynomial and linearized normal forms for almost periodic difference systems

Li, Weigu, Llibre, Jaume, Wu, Hao

Journal:

Journal of Difference Equations and Applications

Year:

2009

Language:

english

File:

PDF, 222 KB

english, 2009

31

Linear estimate for the number of zeros of Abelian integrals for quadratic isochronous centres

Li, Chengzhi, Li, Weigu, Llibre, Jaume, Zhang, Zhifen

Journal:

Year:

2000

Language:

english

File:

PDF, 206 KB

english, 2000

32

On the Differentiability of First Integrals of Two Dimensional Flows

Weigu Li, Jaume Llibre, Marcel Nicolau and Xiang Zhang

Journal:

Proceedings of the American Mathematical Society

Year:

2002

Language:

english

File:

PDF, 350 KB

english, 2002

33

High-Performance Flexible Nanostructured Silicon Solar Modules with Plasmonically Engineered Upconversion Medium

Lee, Sung-Min, Li, Weigu, Dhar, Purnim, Malyk, Sergey, Wang, Yu, Lee, Wonmok, Benderskii, Alexander, Yoon, Jongseung

Journal:

Advanced Energy Materials

Year:

2015

Language:

english

File:

PDF, 1.88 MB

english, 2015

34

A Lyapunov-Type Stability Criterion Using LαNorms

Meirong Zhang and Weigu Li

Journal:

Proceedings of the American Mathematical Society

Year:

2002

Language:

english

File:

PDF, 574 KB

english, 2002

35

Flexible Photovoltaic Devices: High-Performance Flexible Nanostructured Silicon Solar Modules with Plasmonically Engineered Upconversion Medium (Adv. Energy Mater. 21/2015)

Lee, Sung-Min, Li, Weigu, Dhar, Purnim, Malyk, Sergey, Wang, Yu, Lee, Wonmok, Benderskii, Alexander, Yoon, Jongseung

Journal:

Advanced Energy Materials

Year:

2015

File:

PDF, 1.70 MB

2015

36

[IEEE 2015 IEEE 42nd Photovoltaic Specialists Conference (PVSC) - New Orleans, LA (2015.6.14-2015.6.19)] 2015 IEEE 42nd Photovoltaic Specialist Conference (PVSC) - High performance ultrathin silicon solar microcells enabled with nanophotonic light management and spectral upconversion

Sung-Min Lee,, Weigu Li,, Dhar, Purnim, Malyk, Sergey, Yu Wang,, Wook Lee,, Benderskii, Alexander, Jongseung Yoon,

Year:

2015

Language:

english

File:

PDF, 1.77 MB

english, 2015

37

3D Graphite-Polymer Flexible Strain Sensors with Ultrasensitivity and Durability for Real-Time Human Vital Sign Monitoring and Musical Instrument Education

Li, Weigu, Guo, Jianhe, Fan, Donglei

Journal:

Advanced Materials Technologies

Year:

2017

Language:

english

File:

PDF, 2.60 MB

english, 2017

38

Kirkendall Effect in Creating 3-D Metal Catalysts for Hierarchically Porous Ultrathin Graphite with Unique Properties

Guo, Jianhe, Chan, Andrew, Li, Weigu, Fan, D. L.

Journal:

Chemistry of Materials

Year:

2017

Language:

english

File:

PDF, 1.39 MB

english, 2017

39

Strain Sensors: 3D Graphite-Polymer Flexible Strain Sensors with Ultrasensitivity and Durability for Real-Time Human Vital Sign Monitoring and Musical Instrument Education (Adv. Mater. Technol. 6/2017)

Li, Weigu, Guo, Jianhe, Fan, Donglei

Journal:

Advanced Materials Technologies

Year:

2017

File:

PDF, 2.52 MB

2017

40

Ultralight and Binder-Free All-Solid-State Flexible Supercapacitors for Powering Wearable Strain Sensors

Li, Weigu, Xu, Xiaobin, Liu, Chang, Tekell, Marshall C., Ning, Jing, Guo, Jianhe, Zhang, Jincheng, Fan, Donglei

Journal:

Advanced Functional Materials

Year:

2017

Language:

english

File:

PDF, 3.60 MB

english, 2017

41

Self-Powered Sensors: Ultralight and Binder-Free All-Solid-State Flexible Supercapacitors for Powering Wearable Strain Sensors (Adv. Funct. Mater. 39/2017)

Li, Weigu, Xu, Xiaobin, Liu, Chang, Tekell, Marshall C., Ning, Jing, Guo, Jianhe, Zhang, Jincheng, Fan, Donglei

Journal:

Advanced Functional Materials

Year:

2017

File:

PDF, 2.20 MB

2017

42

Flexible All-Solid-State Supercapacitors of High Areal Capacitance Enabled by Porous Graphite Foams with Diverging Microtubes

Li, Weigu, Tekell, Marshall C., Liu, Chang, Hethcock, Jacob A., Fan, Donglei

Journal:

Advanced Functional Materials

Year:

2018

Language:

english

File:

PDF, 4.44 MB

english, 2018

43

Cobalt-Substituted Seven-Layer Aurivillius Bi8Fe4Ti3O24 Ceramics: Enhanced Ferromagnetism and Ferroelectricity

Lei, Zhiwei, Chen, Tong, Li, Weigu, Liu, Min, Ge, Wen, Lu, Yalin

Journal:

Year:

2017

Language:

english

File:

PDF, 1.82 MB

english, 2017

44

On the limit cycles of polynomial differential systems with homogeneous nonlinearities

Li, Chengzhi, Li, Weigu, Llibre, Jaume, Zhang, Zhifen

Journal:

Proceedings of the Edinburgh Mathematical Society

Year:

2000

Language:

english

File:

PDF, 631 KB

english, 2000

45

Portable Low‐Pressure Solar Steaming‐Collection Unisystem with Polypyrrole Origamis

Li, Weigu, Li, Zheng, Bertelsmann, Karina, Fan, Donglei Emma

Journal:

Advanced Materials

Year:

2019

File:

PDF, 1.74 MB

2019

46

Rotation numbers for random dynamical systems on the circle

Li, Weigu, Lu, Kening

Journal:

Transactions of the American Mathematical Society

Year:

2008

File:

PDF, 274 KB

2008

47

CoreâShell Dendritic Superstructural Catalysts by Design for Highly Efficient and Stable Electrochemical Oxygen Evolution Reaction

Liu, Yifei, Li, Weigu, Ma, Yuhang, Fan, Donglei (Emma)

Journal:

Advanced Materials Interfaces

Year:

2020

File:

PDF, 2.40 MB

2020