Three low mass fullerenes C_(28), C_(40), C_(56) with T_d symmetry and their B-N het-erofullerenes have been studied, the aromaticity of them have been discussed.

• 利用代表区对分子结构的分析，对三种具有T_d对称性的低质富勒烯C_(28)，C_(40)，C_(56)的B-N键取代C-C键的各种异构体进行了理论计算，并讨论了它们的芳香性。