研究领域
主要从事Markov遍历理论,特征值估计以及泛函不等式的研究。在Markov过程强遍历的显式判别准则,各种泛函不等式(Poincare不等式,对数Sobolev不等式,Nash不等式等)的显式判定,一般对称型的(p,q)Sobolev不等式等方面取得一些成果,并运用于无穷维粒子系统,排队论与随机环境的Markov过程中
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Ergodic degrees for continuous-time Markov chains, Science in China (Series A), 2004,47(2), 161-174 Eigentime identity for ergodic Markov chains, J. Appl. Probab.,2004, 41(4), 1071-1080.
Exponential ergodicity for single birth processes, J. Applied Prob., 41:4(2004), 1022-1032, with Mao Yonghua;
Eigentime identity for transient Markov chains, J. Math. Anal. Appl., 2006,315, 415-424.
Convergence rates in strong ergodicity for Markov processes, Stoch. Proc. Appl., 2006,116, 1964-1976
General Sobolev type inequalities for symmetric forms, Journal of Mathematical Analysis and Applications, 338, 2008, 1092-1099