Acta mathematica scientia,Series B ›› 2015, Vol. 35 ›› Issue (1): 216-234.doi: 10.1016/S0252-9602(14)60153-3

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TIME PERIODIC SOLUTIONS OF NON-ISENTROPIC COMPRESSIBLE MAGNETOHYDRODYNAMIC SYSTEM

XU Qiu Ju,CAI Hong,TAN Zhong   

  1. School of Mathematical Sciences, Xiamen University, Xiamen 361005, China
  • Received:2013-11-26 Revised:2014-03-17 Online:2015-01-20 Published:2015-01-20
  • Contact: CAI Hong,caihong19890418@163.com E-mail:smlynice@163.com; caihong19890418@163.com; ztan85@163.com
  • Supported by:

    Supported by National Natural Science Foundation of China (11271305).

Abstract:

In this paper, we study the non-isentropic compressible magnetohydrodynamic system with a time periodic external force in Rn. Under the condition that the optimal time decay rates are obtained by spectral analysis, we show that the existence, uniqueness and time-asymptotic stability of time periodic solutions when the space dimension n  5. Our proof is based on a combination of the energy method and the contraction mapping theorem.

Key words: non-isentropic compressible magnetohydrodynamic system, time periodic solution,  optimal time decay rates, energy estimates

CLC Number: 

  • 35M10
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