Zikai Tang

Molecular trees with extremal values of Sombor indices

Hanyuan Deng, Zikai Tang, Renfang Wu · International Journal of Quantum Chemistry · 2021 · 117 citations

Elementary Geometry, Molecular Biology, Chemistry +19

More on Sombor indices of chemical graphs and their applications to the boiling point of benzenoid hydrocarbons

Hechao Liu, Hanlin Chen, Qiqi Xiao et al. · International Journal of Quantum Chemistry · 2021 · 62 citations

Chemical Graphs, Sombor Indices, Engineering +22

A lower bound for the harmonic index of a graph with minimum degree at least two

Renfang Wu, Zikai Tang, Hanyuan Deng · Filomat · 2013 · 54 citations · Full text

Some results on graphs with exactly two main eigenvalues

Yaoping Hou, Zikai Tang, Wai Chee Shiu · Applied Mathematics Letters · 2011 · 29 citations

Graph Theory, Main Eigenvalues, Algebraic Graph Theory +3

The (n,n)-graphs with the first three extremal Wiener indices

Zikai Tang, Hanyuan Deng · Journal of Mathematical Chemistry · 2006 · 29 citations

Extremal Wiener Indices, Graph Minor, Graph Theory +3