RT Journal T1 THE DECAY ESTIMATES FOR MAGNETOHYDRODYNAMIC EQUATIONS WITH COULOMB FORCE A1 Wenxuan ZHENG, Zhong TAN PB Acta mathematica scientia,Series B FD 2020-12-25 YR 2020 JF Acta mathematica scientia, Series B JO Acta mathematica scientia,Series B VO 40 IS 6 SP 1928 DO 10.1007/s10473-020-0620-9 K1 lower convergence rates;upper decay rates;spectral analysis;energy method LK {http://121.43.60.238/sxwlxbB/EN/article/article_16296.shtml}