Structure and (Hyper)polarizabilities of Five-membered Heterocycles C4H4XH2 (X=C, Si, Ge, Sn)
Abstract
Calculated HF/POL and B3LYP/POL linear and quadratic polarizabilities of C4H4XH2 (X=C, Si, Ge, Sn) increase remarkably with the atomic number of X.