Published & Accepted

  1. Chromatic index determined by fractional chromatic index (with Guantao Chen, Yuping Gao, Ringi Kim, and Luke Postle), J. Combin. Theory Ser. B, to appear, 2018.
  2. Antimagic orientation of biregular bipartite graphs (with Xiaowei Yu), Electronic J.Combinator. 24 (4): \#P4.31, 2017.
  3. Forbidden Pairs and the Existence of a Spanning Halin Subgraph (with Guantao Chen, Jie Han, Suil O, and Shoichi Tsuchiya), Graphs Combin., 33 (2017), no. 5, 1321-1345.
  4. Spanning trails with maximum degree at most 4 in $2K_2$-free graphs (with Guantao Chen, Mark Ellingham, and Akira Saito), Graphs Combin., 33 (2017), no. 5, 1095-1101.
  5. Vizing’s 2-factor conjecture involving large maximum degree  (with Guantao Chen), J. Graph Theory, 86 (2017), no. 4, 422-438.
  6. Nonempty intersection of longest paths in series-parallel graphs  (with Guantao Chen, Julia Ehrenmüller, Cristina G. Fernandes, Carl Georg Heise, Ping Yang, and Amy Yates), Discrete Math. 340 (2017), no. 3, 287-304.
  7. Equitable vertex arboricity of 5-degenerate graphs  (with Guantao Chen, Yuping Gao, Guanghui Wang, and Jianliang Wu),  J. Combin. Opt.,  34 (2017), no. 2, 426-432.
  8. Characterizing forbidden pairs for hamiltonian squares (with Guantao Chen), Graphs Combin., 31 (2015), no. 6, 2113-2124.
  9. Disjoint chorded cycles of the same length (with Guantao Chen, Ronald J. Gould, Kazuhide Hirohata, and Katsuhiro Ota),  SIAM J. Discrete Math., 29 (2015), no. 2, 1030-1041.
  10. The existence of a 2-factor in a graph satisfying the local Chvátal-Erdös condition  (with Guantao Chen and Akira Saito), SIAM J. Discrete Math., 27 (2013), no. 4, 1788-1799.
  11. Homeomorphically irreducible spanning trees (with Guantao Chen),  J. Combin. Theory Ser. B , 103 (2013), no. 4, 409-414.
  12. On equitable vertex distinguishing edge colorings of trees (with Bing Yao and Xiangen Chen), Acta Math. Sci. Ser. B Engl. Ed., 33 (2013), no. 3, 621-630.
  13. Homeomorphically irreducible spanning trees in locally connected graphs (with Guantao Chen and Han Ren),  Combin. Probab. Comput., 21 (2012), no. 1-2, 107-111.
  14. Genus of $C_{m,n}$ and strong genus embedding of $K_{m,n}$ (with Han Ren),  J. East China Norm. Univ. Natur. Sci. Ed., 2011, no. 2, 17-21.
  15. Inverse eigenvalue problem for nonnegative matrices,  J. East China Norm. Univ. Natur. Sci. Ed., 2009, no. 4, 35-37.
  16. The $k$-balancings of two families of graphs,  Journal of Gansu Normal Colleges, Vol.12 (2007), no. 5, 13-15.


  1. Vizing’s 2-factor conjecture involving maximum degree and toughness conditions  (with Jinko Kanno).
    Available as arXiv:1709.02241
  2. Hamiltonian cycles in 3-tough $2K_2$-free graphs.
    Available as arXiv:1706.09029
  3. Toughness and spanning trees in $K_4$-minor-free graphs (with Mark Ellingham, Dong Ye, and Xiaoya Zha).
    Available as arXiv:1704.00246
  4. Nonempty intersection of longest paths in $2K_2$-free graphs (with Gili Golan).
    Available as  arXiv:1611.05967
  5. Dirac’s Condition for Spanning Halin Subgraphs (with Guantao Chen).
    Available as arXiv:1505.06181
  6. Difference of forbidden pairs containing a claw (with Guantao Chen, Michitaka Furuya, Shoichi Tsuchiya, and Ping Yang).
    Available as arXiv:1505.00386
  7. Regular colorings and factors of regular graphs (with Anton Bernshteyn, Omid Khormali, Ryan R. Martin, Jonathan Rollin, Danny Rorabaugh, and Andrew J. Uzzell).
    Available as arXiv:1603.09384

In Preparation

  1. New bounds for locally irregular chromatic index of
    graphs  (with Mark Ellingham, Ryan Solava, and Xiaowei Yu)
  2. Toughness for bounded treewidth (with Mark Ellingham, Dong Ye, and Xiaoya Zha).
  3. Spanning $k$-trees and $k$-trails from degree sum conditions  (with Mark Ellingham and Yi Zhang).
  4. Minimum degree condition for spanning generalized Halin
    graphs (with Guantao Chen and Ping Yang).
  5. A lower bound on circumferences of 3-connected graphs with
    bounded maximum degrees  (with Guantao Chen, Zhicheng Gao, and Xingxing Yu).