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Stable dynamics and excitations of single- and double-hump solitons in the Kerr nonlinear media with PT-symmetric HHG potentials 期刊论文
NONLINEAR DYNAMICS, 2022, 页码: 12
作者:  Li, Xin;  Wang, Li;  Zhou, Zijian;  Chen, Yong;  Yan, Zhenya
收藏  |  浏览/下载:137/0  |  提交时间:2022/04/29
Nonlinear Schrodinger equation  PT-symmetric harmonic-hyperbolic-Gaussian potential  Soliton stability  Soliton excitations and collisions  

Elastic wave full-waveform inversion in the time domain by the trust region method

期刊论文

JOURNAL OF APPLIED GEOPHYSICS, 2022, 卷号: 197, 页码: 16
作者:  Zhang, Wensheng;  Li, Yijun
收藏  |  浏览/下载:90/0  |  提交时间:2022/06/21
Elastic wave equations  Full-waveform inversion  Media coefficients  Trust region method  L-BFGS  
Imaging of buried obstacles in a two-layered medium with phaseless far-field data 期刊论文
INVERSE PROBLEMS, 2021, 卷号: 37, 期号: 5, 页码: 26
作者:  Li, Long;  Yang, Jiansheng;  Zhang, Bo;  Zhang, Haiwen
收藏  |  浏览/下载:182/0  |  提交时间:2021/06/01
two-layered medium  buried obstacle  phaseless far-field data  direct imaging method  recursive Newton-type iteration algorithm  
A multigrid method for the ground state solution of Bose-Einstein condensates based on Newton iteration 期刊论文
BIT NUMERICAL MATHEMATICS, 2021, 页码: 19
作者:  Xu, Fei;  Xie, Hehu;  Xie, Manting;  Yue, Meiling
收藏  |  浏览/下载:136/0  |  提交时间:2021/04/26
BEC  GPE  Nonlinear eigenvalue problem  Multigrid method  Finite element method  
Regularized HSS iteration methods for stabilized saddle-point problems 期刊论文
IMA JOURNAL OF NUMERICAL ANALYSIS, 2019, 卷号: 39, 期号: 4, 页码: 1888-1923
作者:  Bai, Zhong-Zhi
收藏  |  浏览/下载:183/0  |  提交时间:2020/01/10
stabilized saddle-point problem  Hermitian and skew-Hermitian splitting  stationary iteration method  inexact implementation  preconditioning  convergence  
A NOVEL INTEGRAL EQUATION FOR SCATTERING BY LOCALLY ROUGH SURFACES AND APPLICATION TO THE INVERSE PROBLEM: THE NEUMANN CASE 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2019, 卷号: 41, 期号: 6, 页码: A3673-A3702
作者:  Qu, Fenglong;  Zhang, Bo;  Zhang, Haiwen
收藏  |  浏览/下载:164/0  |  提交时间:2020/09/23
integral equation  locally rough surface  Neumann boundary condition  far-field pattern  RCIP method  Newton iteration method  
A MULTILEVEL NEWTON'S METHOD FOR EIGENVALUE PROBLEMS 期刊论文
APPLICATIONS OF MATHEMATICS, 2018, 卷号: 63, 期号: 3, 页码: 281-303
作者:  He, Yunhui;  Li, Yu;  Xie, Hehu;  You, Chun'Guang;  Zhang, Ning
收藏  |  浏览/下载:157/0  |  提交时间:2018/09/08
eigenvalue problem  finite element method  Newton's method  multilevel iteration  
A SEMISMOOTH NEWTON METHOD FOR SEMIDEFINITE PROGRAMS AND ITS APPLICATIONS IN ELECTRONIC STRUCTURE CALCULATIONS 期刊论文
SIAM JOURNAL ON SCIENTIFIC COMPUTING, 2018, 卷号: 40, 期号: 6, 页码: A4131-A4157
作者:  Li, Yongfeng;  Wen, Zaiwen;  Yang, Chao;  Yuan, Ya-Xiang
收藏  |  浏览/下载:136/0  |  提交时间:2019/03/05
semidefinite programming  ADMM  semismooth Newton method  electronic structure calculation  two-body reduced density matrix  
Recovering scattering obstacles by multi-frequency phaseless far-field data 期刊论文
JOURNAL OF COMPUTATIONAL PHYSICS, 2017, 卷号: 345, 页码: 58-73
作者:  Zhang, Bo;  Zhang, Haiwen
收藏  |  浏览/下载:151/0  |  提交时间:2018/07/30
Inverse obstacle scattering  Phaseless far-field pattern  Recursive Newton iteration method  Recovery of obstacles  Incident plane waves  Multiple frequency data  
Effects of HIV infection on CD4+ T-cell population based on a fractional-order model 期刊论文
ADVANCES IN DIFFERENCE EQUATIONS, 2017, 卷号: 92, 期号: 2017, 页码: 1-14
作者:  Sadia,Arshad;  Dumitru,Baleanu;  Weiping Bu;  Yifa Tang(唐贻发)
浏览  |  Adobe PDF(2133Kb)  |  收藏  |  浏览/下载:457/127  |  提交时间:2018/07/19
Fractional Derivative  Hiv Model  Finite Difference Scheme  Dynamical Analysis