b_n相关论文
在研究数列递推关系问题时,我们研究得较多的是同一个数列{an}中若干项间的递推关系,或者是an与sn(sn为数列{an}的前n项和)间的递......
B_n(BO)_n~(2-),CB_(n-1)(BO)_n~-,and C_2B_(n-2)(BO)_n (n=5-12):Cage-like boron oxide clusters analogo
A density functional theory (DFT) investigation has been performed in this work on the cage-like boron-rich boron oxide ......