MULTI-COMPONENT

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Multi-component decompositions,linear superpositions,and new nonlinear integrable coupled KdV-type systems
《Communications in Theoretical Physics》2025年第2期1-12,共12页Xiazhi Hao S Y Lou 
sponsored by the National Natural Science Foundations of China under Grant Nos.12301315,12235007,11975131;the Zhejiang Provincial Natural Science Foundation of China under Grant No.LQ20A010009。
In the realm of nonlinear integrable systems,the presence of decompositions facilitates the establishment of linear superposition solutions and the derivation of novel coupled systems exhibiting nonlinear integrabilit...
关键词：integrable system single-component decomposition multi-component decomposition linear superposition integrable coupled KdV-type system 
Vector semi-rational rogon-solitons and asymptotic analysis for any multi-component Hirota equations with mixed backgrounds
《Communications in Theoretical Physics》2022年第9期6-22,共17页Weifang Weng Guoqiang Zhang Shuyan Chen Zijian Zhou Zhenya Yan 
supported by the National Natural Science Foundation of China(Nos.11925108 and 11731014)
The Hirota equation can be used to describe the wave propagation of an ultrashort optical field.In this paper,the multi-component Hirota(alias n-Hirota,i.e.n-component third-order nonlinear Schrodinger)equations with ...
关键词：Multi-component Hirotaequations mixedbackgrounds modified Darbouxtransform semi-rational RWs and W-shaped solitons asymptotic analysis 
Multi–Peakon Solutions for Two New Coupled Camassa–Holm Equations
《Communications in Theoretical Physics》2016年第6期677-683,共7页李园丽 扎其劳 
Supported by the National Natural Science Foundation of China under Grant No.11261037;the Natural Science Foundation of Inner Mongolia Autonomous Region under Grant No.2014MS0111;the Caoyuan Yingcai Program of Inner Mongolia Autonomous Region under Grant No.CYYC2011050;the Program for Young Talents of Science and Technology in Universities of Inner Mongolia Autonomous Region under Grant No.NJYT14A04
We study the multi-peakon solutions for two new coupled Camassa–Holm equations, which include twocomponent and three-component Camassa–Holm equations. These multi-peakon solutions are shown in weak sense. In particu...
关键词：peakon solution dynamic behavior multi-component Camassa–Holm equation 
Dual Hierarchies of a Multi-Component Camassa–Holm System
《Communications in Theoretical Physics》2015年第10期372-378,共7页李红敏 李玉奇 陈勇 
Supported by the National Natural Science Foundation of China under Grant Nos.11275072 and 11375090;Research Fund for the Doctoral Program of Higher Education of China under No.20120076110024;the Innovative Research Team Program of the National Natural Science Foundation of China under Grant No.61321064;Shanghai Knowledge Service Platform for Trustworthy Internet of Things under Grant No.ZF1213,Talent Fund;K.C.Wong Magna Fund in Ningbo University
In this paper, we derive the bi-Hamiltonian structure of a multi-component Camassa–Holm system, which associates with the multi-component AKNS hierarchy and multi-component KN hierarchy via the tri-Hamiltonian dualit...
关键词：bi-Hamiltonian STRUCTURE DUAL HIERARCHIES Camasssa 
Roles of Superthermal Electrons and Adiabatic Heavy Ions on Heavy-Ion-Acoustic Solitary and Shock Waves in a Multi-Component Plasma
《Communications in Theoretical Physics》2015年第8期208-214,共7页M.G.Shah M.M.Rahman M.R.Hossen A.A.Mamun 
Heavy-ion-acoustic(HIA) waves in an unmagnetized collisionless plasma system comprising superthermal electrons, Boltzmann distributed light ions, and adiabatic positively charged inertial heavy ions have been investig...
关键词：HEAVY-ION ACOUSTIC waves superthermality ADIABATIC 
A New Approach to Energy Integral for Investigation of Dust-Ion Acoustic(DIA)Waves in Multi-Component Plasmas with Quantum Effects in Inertia Less Electrons
《Communications in Theoretical Physics》2015年第6期761-768,共8页B.C.Kalita R.Kalita 
Dust-ion acoustic waves are investigated in this model of plasma consisting of negatively charged dusts, cold ions and inertia less quantum effected electrons with the help of a typical energy integral. In this case, ...
关键词：dust-acoustic solitary waves quantum effects 
Extension of Compressibility-Route Cubic Equations of State and the Radial Distribution Functions at Contact to Multi-Component Hard-Sphere Mixtures
《Communications in Theoretical Physics》2014年第8期290-296,共7页孙久勋 金柯 蔡灵仓 吴强 
Supported by the Science and Technology Foundation of State Key Laboratory for Shock Wave and Detonation Physics under Grant No.9140C670103120C6702;the Program for Excellent Talents of Sichuan Province of China under Grant No.2011JQ0053;University Electronic Science and Technology of China under Grant No.23601008
The equation of state(EOS) for hard-sphere fluid derived from compressibility routes of Percus-Yevick theory(PYC) is extended. The two parameters are determined by fitting well-known virial coefficients of pure fluid....
关键词：CUBIC equation of state radial distribution functions at contact hard SPHERE FLUIDS mixtures multi-components 
Invariants of Multi-Component Ermakov Systems
《Communications in Theoretical Physics》2010年第9期393-396,共4页屈长征 闫璐 
Supported by the China NSF for Distinguished Young Scholars under Grant No.10925104
It is shown that certain multi-component Ermakov systems admit Lewis-Ray-Reid invariants.This extendsthe result to the two-component Ermakov system.
关键词：multi-component Ermakov system Lewis-Ray-Reid invariant affine invariant SYMMETRY 
Integrability Aspects and Soliton Solutions for a System Describing Ultrashort Pulse Propagation in an Inhomogeneous Multi-Component Medium
《Communications in Theoretical Physics》2010年第9期536-544,共9页郭睿 田播 吕兴 张海强 许韬 
Supported by the National Natural Science Foundation of China under Grant No.60772023;by the Open Fund No.BUAA-SKLSDE-09KF-04;Supported Project No.SKLSDE-2010ZX-07 of the State Key Laboratory of Software Development Environment,Beijing University of Aeronautics and Astronautics;by the National Basic Research Program of China (973 Program) under Grant No.2005CB321901;by the Specialized Research Fund for the Doctoral Program of Higher Education under Grant No.200800130006,Chinese Ministry of Education
For the propagation of the ultrashort pulses in an inhomogeneous multi-component nonlinear medium, a system of coupled equations is analytically studied in this paper. Painleve analysis shows that this system admits t...
关键词：ultrashort pulses Painleve analysis Lax pair Darboux transformation SOLITON symbolic computation 
On a New Three-Component Camassa Holm Equation with Peakons被引量：2
《Communications in Theoretical Physics》2010年第2期223-230,共8页屈长征 付英 
Supported by National Natural Science Foundation of China under Grant Nos. 10671156 and 10671153
A new three-component Camassa-Holm equation is introduced. This system is endowed with a structuresimilar to the Camassa-Holm equation. It has peakon solitons and conserves H^1-norm conservation law.
关键词：multi-component Camassa-Holm equation peakon solitons H^1-norm conservation law 
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