Acta mathematica scientia,Series A ›› 2021, Vol. 41 ›› Issue (2): 496-506.

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Dynamics of Traveling Wave Solutions to Fully Nonlinear Heavy Ion-Acoustic Degenerate Relativistic Quantum Plasmas

Leta Temesgen Desta1,2,Wenjun Liu1,*(),Jian Ding1   

  1. 1 School of Mathematics and Statistics, Nanjing University of Information Science and Technology, Nanjing 210044
    2 Department of Mathematics, Dilla University, P O Box 419, Dilla, Ethiopia
  • Received:2019-08-02 Online:2021-04-26 Published:2021-04-29
  • Contact: Wenjun Liu E-mail:wjliu@nuist.edu.cn
  • Supported by:
    the Talented Young Scientist Program of Ministry of Science and Technology of China(Ethiopia-18-010);the NSFC(11950410502);the NSFC(11771216);the Six Talent Peaks Project in Jiangsu Province(2015-XCL-020)

Abstract:

Based on recent advancements on ion-acoustic wave models, a fully nonlinear heavy ion-acoustic waves (HIAWs), in astrophysical degenerate relativistic quantum plasmas (ADRQP), which is studied by Sultana and Schlickeiser, is investigated. We study the dynamical behavior of the model to determine all exact explicit traveling wave solutions. To guarantee the existence of the aforementioned solutions, all parameter conditions are determined. Our procedure shows that the model has bounded solutions (including kink and anti-kink wave solutions, periodic peakon, pseudo-peakon wave solutions, and compact solutions). These results completely improve the study of traveling wave solutions for the mentioned model.

Key words: Solitary wave solution, Periodic peakon, Compacton, Kink and anti-kink wave, Pseudo-peakon, Bifurcation, Singular traveling wave system

CLC Number: 

  • O175.2
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